39a00d636f6b9aad530ac3e5a4c3cbf6874cb2e6
[proxmark3-svn] / client / cmdhfmfu.c
1 //-----------------------------------------------------------------------------
2 // Ultralight Code (c) 2013,2014 Midnitesnake & Andy Davies of Pentura
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // High frequency MIFARE ULTRALIGHT (C) commands
9 //-----------------------------------------------------------------------------
10
11 #include "cmdhfmfu.h"
12
13 #include <stdint.h>
14 #include <stdio.h>
15 #include "comms.h"
16 #include "usb_cmd.h"
17 #include "cmdmain.h"
18 #include "ui.h"
19 #include "mbedtls/des.h"
20 #include "cmdhfmf.h"
21 #include "cmdhf14a.h" // DropField()
22 #include "mifare.h"
23 #include "util.h"
24 #include "util_posix.h"
25 #include "protocols.h"
26 #include "taginfo.h"
27 #include "crypto/libpcrypto.h"
28
29 typedef enum TAGTYPE_UL {
30 UNKNOWN = 0x000000,
31 UL = 0x000001,
32 UL_C = 0x000002,
33 UL_EV1_48 = 0x000004,
34 UL_EV1_128 = 0x000008,
35 NTAG = 0x000010,
36 NTAG_203 = 0x000020,
37 NTAG_210 = 0x000040,
38 NTAG_212 = 0x000080,
39 NTAG_213 = 0x000100,
40 NTAG_215 = 0x000200,
41 NTAG_216 = 0x000400,
42 MY_D = 0x000800,
43 MY_D_NFC = 0x001000,
44 MY_D_MOVE = 0x002000,
45 MY_D_MOVE_LEAN= 0x004000,
46 NTAG_I2C_1K = 0x008000,
47 NTAG_I2C_2K = 0x010000,
48 FUDAN_UL = 0x020000,
49 MAGIC = 0x040000,
50 UL_MAGIC = UL | MAGIC,
51 UL_C_MAGIC = UL_C | MAGIC,
52 UL_ERROR = 0xFFFFFF,
53 } TagTypeUL_t;
54
55 #define MAX_UL_BLOCKS 0x0f
56 #define MAX_ULC_BLOCKS 0x2b
57 #define MAX_ULEV1a_BLOCKS 0x13
58 #define MAX_ULEV1b_BLOCKS 0x28
59 #define MAX_NTAG_203 0x29
60 #define MAX_NTAG_210 0x13
61 #define MAX_NTAG_212 0x28
62 #define MAX_NTAG_213 0x2c
63 #define MAX_NTAG_215 0x86
64 #define MAX_NTAG_216 0xe6
65 #define MAX_MY_D_NFC 0xff
66 #define MAX_MY_D_MOVE 0x25
67 #define MAX_MY_D_MOVE_LEAN 0x0f
68
69 #define KEYS_3DES_COUNT 7
70 static uint8_t default_3des_keys[KEYS_3DES_COUNT][16] = {
71 { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key
72 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes
73 { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F
74 { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key
75 { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 },// all ones
76 { 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF },// all FF
77 { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF } // 11 22 33
78 };
79
80 #define KEYS_PWD_COUNT 6
81 static uint8_t default_pwd_pack[KEYS_PWD_COUNT][4] = {
82 {0xFF,0xFF,0xFF,0xFF}, // PACK 0x00,0x00 -- factory default
83 {0x4A,0xF8,0x4B,0x19}, // PACK 0xE5,0xBE -- italian bus (sniffed)
84 {0x33,0x6B,0xA1,0x19}, // PACK 0x9c,0x2d -- italian bus (sniffed)
85 {0xFF,0x90,0x6C,0xB2}, // PACK 0x12,0x9e -- italian bus (sniffed)
86 {0x46,0x1c,0xA3,0x19}, // PACK 0xE9,0x5A -- italian bus (sniffed)
87 {0x35,0x1C,0xD0,0x19}, // PACK 0x9A,0x5a -- italian bus (sniffed)
88 };
89
90 // known public keys for the originality check (source: https://github.com/alexbatalov/node-nxp-originality-verifier)
91 uint8_t public_keys[2][33] = {{0x04,0x49,0x4e,0x1a,0x38,0x6d,0x3d,0x3c,0xfe,0x3d,0xc1,0x0e,0x5d,0xe6,0x8a,0x49,0x9b, // UL and NDEF
92 0x1c,0x20,0x2d,0xb5,0xb1,0x32,0x39,0x3e,0x89,0xed,0x19,0xfe,0x5b,0xe8,0xbc,0x61},
93 {0x04,0x90,0x93,0x3b,0xdc,0xd6,0xe9,0x9b,0x4e,0x25,0x5e,0x3d,0xa5,0x53,0x89,0xa8,0x27, // UL EV1
94 0x56,0x4e,0x11,0x71,0x8e,0x01,0x72,0x92,0xfa,0xf2,0x32,0x26,0xa9,0x66,0x14,0xb8}
95 };
96
97 #define MAX_UL_TYPES 17
98 static uint32_t UL_TYPES_ARRAY[MAX_UL_TYPES] = {UNKNOWN, UL, UL_C, UL_EV1_48, UL_EV1_128, NTAG, NTAG_203,
99 NTAG_210, NTAG_212, NTAG_213, NTAG_215, NTAG_216, MY_D, MY_D_NFC, MY_D_MOVE, MY_D_MOVE_LEAN, FUDAN_UL};
100
101 static uint8_t UL_MEMORY_ARRAY[MAX_UL_TYPES] = {MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_ULC_BLOCKS, MAX_ULEV1a_BLOCKS,
102 MAX_ULEV1b_BLOCKS, MAX_NTAG_203, MAX_NTAG_203, MAX_NTAG_210, MAX_NTAG_212, MAX_NTAG_213,
103 MAX_NTAG_215, MAX_NTAG_216, MAX_UL_BLOCKS, MAX_MY_D_NFC, MAX_MY_D_MOVE, MAX_MY_D_MOVE_LEAN, MAX_UL_BLOCKS};
104
105 // get version nxp product type
106 static char *getProductTypeStr( uint8_t id){
107
108 static char buf[20];
109 char *retStr = buf;
110
111 switch(id) {
112 case 3: sprintf(retStr, "%02X, Ultralight", id); break;
113 case 4: sprintf(retStr, "%02X, NTAG", id); break;
114 default: sprintf(retStr, "%02X, unknown", id); break;
115 }
116 return buf;
117 }
118
119 /*
120 The 7 MSBits (=n) code the storage size itself based on 2^n,
121 the LSBit is set to '0' if the size is exactly 2^n
122 and set to '1' if the storage size is between 2^n and 2^(n+1).
123 */
124 static char *getUlev1CardSizeStr( uint8_t fsize ){
125
126 static char buf[40];
127 char *retStr = buf;
128 memset(buf, 0, sizeof(buf));
129
130 uint16_t usize = 1 << ((fsize >>1) + 1);
131 uint16_t lsize = 1 << (fsize >>1);
132
133 // is LSB set?
134 if ( fsize & 1 )
135 sprintf(retStr, "%02X, (%u <-> %u bytes)",fsize, usize, lsize);
136 else
137 sprintf(retStr, "%02X, (%u bytes)", fsize, lsize);
138 return buf;
139 }
140
141
142 static int ul_send_cmd_raw(uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength) {
143 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT | ISO14A_APPEND_CRC, cmdlen, 0}};
144 memcpy(c.d.asBytes, cmd, cmdlen);
145 clearCommandBuffer();
146 SendCommand(&c);
147 UsbCommand resp;
148 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
149 if (!resp.arg[0] && responseLength) return -1;
150
151 uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
152 memcpy(response, resp.d.asBytes, resplen);
153 return resplen;
154 }
155
156
157 static int ul_select(iso14a_card_select_t *card, bool clear_trace) {
158
159 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT | ISO14A_NO_RATS | (clear_trace?ISO14A_CLEAR_TRACE:0), 0, 0}};
160 clearCommandBuffer();
161 SendCommand(&c);
162
163 UsbCommand resp;
164 bool ans = false;
165 ans = WaitForResponseTimeout(CMD_ACK, &resp, 1500);
166 if (ans == 0 || resp.arg[0] == 0) {
167 PrintAndLogEx(WARNING, "iso14443a card select failed");
168 return 0;
169 }
170
171 memcpy(card, resp.d.asBytes, sizeof(iso14a_card_select_t));
172 return 1;
173 }
174
175
176 // This read command will return 16 bytes.
177 static int ul_read(uint8_t page, uint8_t *response, uint16_t responseLength) {
178 uint8_t cmd[] = {MIFARE_CMD_READBLOCK, page};
179 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
180 return len;
181 }
182
183
184 static int ul_halt(void) {
185 uint8_t cmd[] = {ISO14443A_CMD_HALT, 0x00};
186 uint8_t response;
187 int len = ul_send_cmd_raw(cmd, sizeof(cmd), &response, sizeof(response));
188 return len;
189 }
190
191
192 static int ul_comp_write_ex(uint8_t page, uint8_t *data, uint8_t datalen, bool first_part_only) {
193
194 uint8_t cmd[18] = {0x00};
195 datalen = ( datalen > 16) ? 16 : datalen;
196
197 cmd[0] = MIFARE_CMD_WRITEBLOCK;
198 cmd[1] = page;
199
200 uint8_t response = {0xff};
201 ul_send_cmd_raw(cmd, 2, &response, sizeof(response));
202 if (response != CARD_ACK)
203 return -1;
204 if (first_part_only)
205 return 0;
206
207 memcpy(cmd, data, datalen);
208 ul_send_cmd_raw(cmd, 16, &response, sizeof(response));
209 if (response != CARD_ACK)
210 return -1;
211
212 return 0;
213 }
214
215
216 // not used yet
217 // static int ul_comp_write(uint8_t page, uint8_t *data, uint8_t datalen) {
218 // return ul_comp_write_ex(page, data, datalen, false);
219 // }
220
221
222 static int ulc_requestAuthentication(uint8_t *nonce, uint16_t nonceLength) {
223
224 uint8_t cmd[] = {MIFARE_ULC_AUTH_1, 0x00};
225 int len = ul_send_cmd_raw(cmd, sizeof(cmd), nonce, nonceLength);
226 return len;
227 }
228
229
230 static int ulc_authentication(uint8_t *key, bool switch_off_field) {
231
232 UsbCommand c = {CMD_MIFAREUC_AUTH, {switch_off_field}};
233 memcpy(c.d.asBytes, key, 16);
234 clearCommandBuffer();
235 SendCommand(&c);
236 UsbCommand resp;
237 if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return 0;
238 if ( resp.arg[0] == 1 ) return 1;
239
240 return 0;
241 }
242
243
244 static int ulev1_requestAuthentication(uint8_t *pwd, uint8_t *pack, uint16_t packLength) {
245
246 uint8_t cmd[] = {MIFARE_ULEV1_AUTH, pwd[0], pwd[1], pwd[2], pwd[3]};
247 int len = ul_send_cmd_raw(cmd, sizeof(cmd), pack, packLength);
248 return len;
249 }
250
251
252 static int ul_auth_select(iso14a_card_select_t *card, TagTypeUL_t tagtype, bool hasAuthKey, uint8_t *authenticationkey, uint8_t *pack, uint8_t packSize) {
253
254 if (hasAuthKey && (tagtype & UL_C)) {
255 //will select card automatically and close connection on error
256 if (!ulc_authentication(authenticationkey, false)) {
257 PrintAndLogEx(ERR, "Authentication Failed UL-C");
258 return 0;
259 }
260 } else {
261 if (!ul_select(card, false)) return 0;
262
263 if (hasAuthKey) {
264 if (ulev1_requestAuthentication(authenticationkey, pack, packSize) < 1) {
265 PrintAndLogEx(ERR, "Authentication Failed UL-EV1/NTAG");
266 return 0;
267 }
268 }
269 }
270 return 1;
271 }
272
273 static int ulev1_getVersion(uint8_t *response, uint16_t responseLength) {
274
275 uint8_t cmd[] = {MIFARE_ULEV1_VERSION};
276 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
277 return len;
278 }
279
280 // static int ulev1_fastRead( uint8_t startblock, uint8_t endblock, uint8_t *response ){
281
282 // uint8_t cmd[] = {MIFARE_ULEV1_FASTREAD, startblock, endblock};
283
284 // if ( !ul_send_cmd_raw(cmd, sizeof(cmd), response)){
285 // return -1;
286 // }
287 // return 0;
288 // }
289
290
291 static int ulev1_readCounter(uint8_t counter, uint8_t *response, uint16_t responseLength) {
292
293 uint8_t cmd[] = {MIFARE_ULEV1_READ_CNT, counter};
294 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
295 return len;
296 }
297
298
299 static int ulev1_readTearing(uint8_t counter, uint8_t *response, uint16_t responseLength) {
300
301 uint8_t cmd[] = {MIFARE_ULEV1_CHECKTEAR, counter};
302 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
303 return len;
304 }
305
306
307 static int ulev1_readSignature(uint8_t *response, uint16_t responseLength) {
308
309 uint8_t cmd[] = {MIFARE_ULEV1_READSIG, 0x00};
310 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
311 return len;
312 }
313
314
315 // Fudan check checks for which error is given for a command with incorrect crc
316 // NXP UL chip responds with 01, fudan 00.
317 // other possible checks:
318 // send a0 + crc
319 // UL responds with 00, fudan doesn't respond
320 // or
321 // send a200 + crc
322 // UL doesn't respond, fudan responds with 00
323 // or
324 // send 300000 + crc (read with extra byte(s))
325 // UL responds with read of page 0, fudan doesn't respond.
326 //
327 // make sure field is off before calling this function
328 static int ul_fudan_check(void) {
329 iso14a_card_select_t card;
330 if (!ul_select(&card, false))
331 return UL_ERROR;
332
333 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT, 4, 0}};
334
335 uint8_t cmd[4] = {0x30,0x00,0x02,0xa7}; //wrong crc on purpose should be 0xa8
336 memcpy(c.d.asBytes, cmd, 4);
337 clearCommandBuffer();
338 SendCommand(&c);
339 UsbCommand resp;
340 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return UL_ERROR;
341 if (resp.arg[0] != 1) return UL_ERROR;
342
343 return (!resp.d.asBytes[0]) ? FUDAN_UL : UL; //if response == 0x00 then Fudan, else Genuine NXP
344 }
345
346
347 static int ul_print_default(uint8_t *data) {
348
349 uint8_t uid[7];
350 memcpy(uid, data, 3);
351 memcpy(uid+3, data+4, 4);
352
353 PrintAndLogEx(NORMAL," UID : %s", sprint_hex(uid, 7));
354 PrintAndLogEx(NORMAL," UID[0] : %02X, %s", uid[0], getManufacturerName(uid[0]));
355
356 if (uid[0] == 0x05 && ((uid[1] & 0xf0) >> 4) == 2 ) { // is infineon and 66RxxP
357 uint8_t chip = (data[8] & 0xC7); // 11000111 mask, bit 3,4,5 RFU
358 switch (chip){
359 case 0xc2: PrintAndLogEx(NORMAL, " IC type : SLE 66R04P 770 Bytes"); break; //77 pages
360 case 0xc4: PrintAndLogEx(NORMAL, " IC type : SLE 66R16P 2560 Bytes"); break; //256 pages
361 case 0xc6: PrintAndLogEx(NORMAL, " IC type : SLE 66R32P 5120 Bytes"); break; //512 pages /2 sectors
362 }
363 }
364 // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2
365 int crc0 = 0x88 ^ uid[0] ^ uid[1] ^ uid[2];
366 if ( data[3] == crc0 )
367 PrintAndLogEx(NORMAL, " BCC0 : %02X, Ok", data[3]);
368 else
369 PrintAndLogEx(NORMAL, " BCC0 : %02X, crc should be %02X", data[3], crc0);
370
371 int crc1 = uid[3] ^ uid[4] ^ uid[5] ^ uid[6];
372 if ( data[8] == crc1 )
373 PrintAndLogEx(NORMAL, " BCC1 : %02X, Ok", data[8]);
374 else
375 PrintAndLogEx(NORMAL, " BCC1 : %02X, crc should be %02X", data[8], crc1 );
376
377 PrintAndLogEx(NORMAL, " Internal : %02X, %sdefault", data[9], (data[9]==0x48)?"":"not " );
378
379 PrintAndLogEx(NORMAL, " Lock : %s (binary %s %s)",
380 sprint_hex(data+10, 2),
381 printBits(1, data+10),
382 printBits(1, data+11)
383 );
384
385 PrintAndLogEx(NORMAL, "OneTimePad : %s (binary %s %s %s %s)\n",
386 sprint_hex(data+12, 4),
387 printBits(1, data+12),
388 printBits(1, data+13),
389 printBits(1, data+14),
390 printBits(1, data+15)
391 );
392
393 return 0;
394 }
395
396
397 static int ndef_print_CC(uint8_t *data) {
398 // no NDEF message
399 if(data[0] != 0xe1)
400 return -1;
401
402 PrintAndLogEx(NORMAL, "--- NDEF Message");
403 PrintAndLogEx(NORMAL, "Capability Container: %s", sprint_hex(data,4) );
404 PrintAndLogEx(NORMAL, " %02X : NDEF Magic Number", data[0]);
405 PrintAndLogEx(NORMAL, " %02X : version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f);
406 PrintAndLogEx(NORMAL, " %02X : Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8);
407 if ( data[2] == 0x12 )
408 PrintAndLogEx(NORMAL, " %02X : NDEF Memory Size: %d bytes", data[2], 144);
409 else if ( data[2] == 0x3e )
410 PrintAndLogEx(NORMAL, " %02X : NDEF Memory Size: %d bytes", data[2], 496);
411 else if ( data[2] == 0x6d )
412 PrintAndLogEx(NORMAL, " %02X : NDEF Memory Size: %d bytes", data[2], 872);
413
414 PrintAndLogEx(NORMAL, " %02X : %s / %s", data[3],
415 (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security",
416 (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)");
417 return 0;
418 }
419
420
421 int ul_print_type(uint32_t tagtype, uint8_t spaces){
422 char spc[11] = " ";
423 spc[10]=0x00;
424 char *spacer = spc + (10-spaces);
425
426 if (tagtype & UL )
427 PrintAndLogEx(NORMAL, "%sTYPE : MIFARE Ultralight (MF0ICU1) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
428 else if (tagtype & UL_C)
429 PrintAndLogEx(NORMAL, "%sTYPE : MIFARE Ultralight C (MF0ULC) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
430 else if (tagtype & UL_EV1_48)
431 PrintAndLogEx(NORMAL, "%sTYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)", spacer);
432 else if (tagtype & UL_EV1_128)
433 PrintAndLogEx(NORMAL, "%sTYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)", spacer);
434 else if (tagtype & NTAG)
435 PrintAndLogEx(NORMAL, "%sTYPE : NTAG UNKNOWN", spacer);
436 else if (tagtype & NTAG_203)
437 PrintAndLogEx(NORMAL, "%sTYPE : NTAG 203 144bytes (NT2H0301F0DT)", spacer);
438 else if (tagtype & NTAG_210)
439 PrintAndLogEx(NORMAL, "%sTYPE : NTAG 210 48bytes (NT2L1011G0DU)", spacer);
440 else if (tagtype & NTAG_212)
441 PrintAndLogEx(NORMAL, "%sTYPE : NTAG 212 128bytes (NT2L1211G0DU)", spacer);
442 else if (tagtype & NTAG_213)
443 PrintAndLogEx(NORMAL, "%sTYPE : NTAG 213 144bytes (NT2H1311G0DU)", spacer);
444 else if (tagtype & NTAG_215)
445 PrintAndLogEx(NORMAL, "%sTYPE : NTAG 215 504bytes (NT2H1511G0DU)", spacer);
446 else if (tagtype & NTAG_216)
447 PrintAndLogEx(NORMAL, "%sTYPE : NTAG 216 888bytes (NT2H1611G0DU)", spacer);
448 else if (tagtype & NTAG_I2C_1K)
449 PrintAndLogEx(NORMAL, "%sTYPE : NTAG I%sC 888bytes (NT3H1101FHK)", spacer, "\xFD");
450 else if (tagtype & NTAG_I2C_2K)
451 PrintAndLogEx(NORMAL, "%sTYPE : NTAG I%sC 1904bytes (NT3H1201FHK)", spacer, "\xFD");
452 else if (tagtype & MY_D)
453 PrintAndLogEx(NORMAL, "%sTYPE : INFINEON my-d\x99 (SLE 66RxxS)", spacer);
454 else if (tagtype & MY_D_NFC)
455 PrintAndLogEx(NORMAL, "%sTYPE : INFINEON my-d\x99 NFC (SLE 66RxxP)", spacer);
456 else if (tagtype & MY_D_MOVE)
457 PrintAndLogEx(NORMAL, "%sTYPE : INFINEON my-d\x99 move | my-d\x99move NFC (SLE 66R01P)", spacer);
458 else if (tagtype & MY_D_MOVE_LEAN)
459 PrintAndLogEx(NORMAL, "%sTYPE : INFINEON my-d\x99 move lean (SLE 66R01L)", spacer);
460 else if (tagtype & FUDAN_UL)
461 PrintAndLogEx(NORMAL, "%sTYPE : FUDAN Ultralight Compatible (or other compatible) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
462 else
463 PrintAndLogEx(NORMAL, "%sTYPE : Unknown %06x", spacer, tagtype);
464 return 0;
465 }
466
467
468 static int ulc_print_3deskey(uint8_t *data) {
469 PrintAndLogEx(NORMAL, " deskey1 [44/0x2C] : %s [%.4s]", sprint_hex(data ,4),data);
470 PrintAndLogEx(NORMAL, " deskey1 [45/0x2D] : %s [%.4s]", sprint_hex(data+4 ,4),data+4);
471 PrintAndLogEx(NORMAL, " deskey2 [46/0x2E] : %s [%.4s]", sprint_hex(data+8 ,4),data+8);
472 PrintAndLogEx(NORMAL, " deskey2 [47/0x2F] : %s [%.4s]", sprint_hex(data+12,4),data+12);
473 PrintAndLogEx(NORMAL, "\n 3des key : %s", sprint_hex(SwapEndian64(data, 16, 8), 16));
474 return 0;
475 }
476
477
478 static int ulc_print_configuration(uint8_t *data) {
479
480 PrintAndLogEx(NORMAL, "--- UL-C Configuration");
481 PrintAndLogEx(NORMAL, " Higher Lockbits [40/0x28] : %s (binary %s %s)",
482 sprint_hex(data, 2),
483 printBits(1, data),
484 printBits(1, data+1)
485 );
486 PrintAndLogEx(NORMAL, " Counter [41/0x29] : %s", sprint_hex(data+4, 2));
487
488 bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
489 if (validAuth)
490 PrintAndLogEx(NORMAL, " Auth0 [42/0x2A] : %s page %d/0x%02X and above need authentication", sprint_hex(data+8, 4), data[8], data[8] );
491 else{
492 if (data[8] == 0) {
493 PrintAndLogEx(NORMAL, " Auth0 [42/0x2A] : %s default", sprint_hex(data+8, 4) );
494 } else {
495 PrintAndLogEx(NORMAL, " Auth0 [42/0x2A] : %s auth byte is out-of-range", sprint_hex(data+8, 4) );
496 }
497 }
498 PrintAndLogEx(NORMAL, " Auth1 [43/0x2B] : %s %s",
499 sprint_hex(data+12, 4),
500 (data[12] & 1) ? "write access restricted": "read and write access restricted"
501 );
502 return 0;
503 }
504
505
506 static int ulev1_print_configuration(uint8_t *data, uint8_t startPage) {
507
508 PrintAndLogEx(NORMAL, "\n--- Tag Configuration");
509
510 bool strg_mod_en = (data[0] & 2);
511 uint8_t authlim = (data[4] & 0x07);
512 bool cfglck = (data[4] & 0x40);
513 bool prot = (data[4] & 0x80);
514 uint8_t vctid = data[5];
515
516 PrintAndLogEx(NORMAL, " cfg0 [%u/0x%02X] : %s", startPage, startPage, sprint_hex(data, 4));
517 if (data[3] < 0xff)
518 PrintAndLogEx(NORMAL, " - page %d and above need authentication", data[3]);
519 else
520 PrintAndLogEx(NORMAL, " - pages don't need authentication");
521 PrintAndLogEx(NORMAL, " - strong modulation mode %s", (strg_mod_en) ? "enabled" : "disabled");
522 PrintAndLogEx(NORMAL, " cfg1 [%u/0x%02X] : %s", startPage + 1, startPage + 1, sprint_hex(data+4, 4) );
523 if (authlim == 0)
524 PrintAndLogEx(NORMAL, " - Unlimited password attempts");
525 else
526 PrintAndLogEx(NORMAL, " - Max number of password attempts is %d", authlim);
527 PrintAndLogEx(NORMAL, " - user configuration %s", cfglck ? "permanently locked":"writeable");
528 PrintAndLogEx(NORMAL, " - %s access is protected with password", prot ? "read and write":"write");
529 PrintAndLogEx(NORMAL, " - %02X, Virtual Card Type Identifier is %s default", vctid, (vctid==0x05)? "":"not");
530 PrintAndLogEx(NORMAL, " PWD [%u/0x%02X] : %s- (cannot be read)", startPage + 2, startPage + 2, sprint_hex(data+8, 4));
531 PrintAndLogEx(NORMAL, " PACK [%u/0x%02X] : %s - (cannot be read)", startPage + 3, startPage + 3, sprint_hex(data+12, 2));
532 PrintAndLogEx(NORMAL, " RFU [%u/0x%02X] : %s- (cannot be read)", startPage + 3, startPage + 3, sprint_hex(data+14, 2));
533 return 0;
534 }
535
536
537 static int ulev1_print_counters(void) {
538 PrintAndLogEx(NORMAL, "--- Tag Counters");
539 uint8_t tear[1] = {0};
540 uint8_t counter[3] = {0,0,0};
541 uint16_t len = 0;
542 for ( uint8_t i = 0; i<3; ++i) {
543 ulev1_readTearing(i, tear, sizeof(tear));
544 len = ulev1_readCounter(i, counter, sizeof(counter) );
545 if (len == 3) {
546 PrintAndLogEx(NORMAL, " [%0d] : %s", i, sprint_hex(counter,3));
547 PrintAndLogEx(NORMAL, " - %02X tearing %s", tear[0], ( tear[0]==0xBD)?"Ok":"failure");
548 }
549 }
550 return len;
551 }
552
553
554 static int ulev1_print_signature(TagTypeUL_t tagtype, uint8_t *uid, uint8_t *signature, size_t signature_len){
555 uint8_t public_key = 0;
556 if (tagtype == UL_EV1_48 || tagtype == UL_EV1_128) {
557 public_key = 1;
558 }
559 int res = ecdsa_signature_r_s_verify(MBEDTLS_ECP_DP_SECP128R1, public_keys[public_key], uid, 7, signature, signature_len, false);
560 bool signature_valid = (res == 0);
561
562 PrintAndLogEx(NORMAL, "\n--- Tag Originality Signature");
563 //PrintAndLogEx(NORMAL, "IC signature public key name : NXP NTAG21x 2013"); // don't know if there is other NXP public keys.. :(
564 PrintAndLogEx(NORMAL, " Signature public key : %s", sprint_hex(public_keys[public_key]+1, sizeof(public_keys[public_key])-1));
565 PrintAndLogEx(NORMAL, " Elliptic curve parameters : secp128r1");
566 PrintAndLogEx(NORMAL, " Tag ECC Signature : %s", sprint_hex(signature, signature_len));
567 PrintAndLogEx(NORMAL, " Originality signature check : signature is %svalid", signature_valid?"":"NOT ");
568 return 0;
569 }
570
571
572 static int ulev1_print_version(uint8_t *data){
573 PrintAndLogEx(NORMAL, "\n--- Tag Version");
574 PrintAndLogEx(NORMAL, " Raw bytes : %s", sprint_hex(data, 8) );
575 PrintAndLogEx(NORMAL, " Vendor ID : %02X, %s", data[1], getManufacturerName(data[1]));
576 PrintAndLogEx(NORMAL, " Product type : %s", getProductTypeStr(data[2]));
577 PrintAndLogEx(NORMAL, " Product subtype : %02X, %s", data[3], (data[3]==1) ?"17 pF":"50pF");
578 PrintAndLogEx(NORMAL, " Major version : %02X", data[4]);
579 PrintAndLogEx(NORMAL, " Minor version : %02X", data[5]);
580 PrintAndLogEx(NORMAL, " Size : %s", getUlev1CardSizeStr(data[6]));
581 PrintAndLogEx(NORMAL, " Protocol type : %02X", data[7]);
582 return 0;
583 }
584
585
586 static int ul_magic_test(void) {
587 // try a compatibility write to page0, and see if tag answers with ACK/NACK to the first part of the command
588 iso14a_card_select_t card;
589 if (!ul_select(&card, false))
590 return UL_ERROR;
591 int status = ul_comp_write_ex(0, NULL, 0, true);
592 if (status == 0) {
593 return MAGIC;
594 }
595 return 0;
596 }
597
598
599 uint32_t GetHF14AMfU_Type(void){
600
601 TagTypeUL_t tagtype = UNKNOWN;
602 iso14a_card_select_t card;
603 uint8_t version[10] = {0x00};
604 int len;
605
606 if (!ul_select(&card, true)) {
607 DropField();
608 msleep(200);
609 return UL_ERROR;
610 }
611
612 // Check for Ultralight Family
613 if (card.uidlen != 7 || (card.sak & 0x38) != 0x00) {
614 DropField();
615 PrintAndLogEx(NORMAL, "Tag is not Ultralight | NTAG | MY-D [ATQA: %02X %02X SAK: %02X]\n", card.atqa[1], card.atqa[0], card.sak);
616 return UL_ERROR;
617 }
618
619 if (card.uid[0] != 0x05) {
620 len = ulev1_getVersion(version, sizeof(version));
621 if (len == 10) {
622 if (version[2] == 0x03 && version[6] == 0x0B)
623 tagtype = UL_EV1_48;
624 else if (version[2] == 0x03 && version[6] != 0x0B)
625 tagtype = UL_EV1_128;
626 else if (version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0B)
627 tagtype = NTAG_210;
628 else if (version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0E)
629 tagtype = NTAG_212;
630 else if (version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x0F)
631 tagtype = NTAG_213;
632 else if (version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x11)
633 tagtype = NTAG_215;
634 else if (version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x13)
635 tagtype = NTAG_216;
636 else if (version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x13)
637 tagtype = NTAG_I2C_1K;
638 else if (version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x15)
639 tagtype = NTAG_I2C_2K;
640 else if (version[2] == 0x04)
641 tagtype = NTAG;
642 }
643
644 // UL vs UL-C vs ntag203 test
645 if (tagtype == UNKNOWN) {
646 ul_halt();
647 if (!ul_select(&card, false)) {
648 DropField();
649 msleep(200);
650 return UL_ERROR;
651 }
652
653 // do UL_C check first...
654 uint8_t nonce[11] = {0x00};
655 len = ulc_requestAuthentication(nonce, sizeof(nonce));
656 ul_halt();
657 if (len == 11) {
658 tagtype = UL_C;
659 } else {
660 // need to re-select after authentication error
661 if (!ul_select(&card, false)) {
662 DropField();
663 msleep(200);
664 return UL_ERROR;
665 }
666
667 uint8_t data[16] = {0x00};
668 // read page 0x29 (last valid ntag203 page)
669 len = ul_read(0x29, data, sizeof(data));
670 if (len <= 1) {
671 tagtype = UL;
672 } else {
673 // read page 0x30 (should error if it is a ntag203)
674 len = ul_read(0x30, data, sizeof(data));
675 if (len <= 1) {
676 ul_halt();
677 tagtype = NTAG_203;
678 }
679 }
680 }
681 }
682 if (tagtype & UL) {
683 tagtype = ul_fudan_check();
684 ul_halt();
685 }
686
687 } else { // manufacturer Infineon. Check for my-d variants
688
689 uint8_t nib = (card.uid[1] & 0xf0) >> 4;
690 switch (nib) {
691 case 1: tagtype = MY_D; break; //or SLE 66RxxS ... up to 512 pages of 8 user bytes...
692 case 2: tagtype = MY_D_NFC; break; //or SLE 66RxxP ... up to 512 pages of 8 user bytes... (or in nfc mode FF pages of 4 bytes)
693 case 3: tagtype = MY_D_MOVE; break; //or SLE 66R01P // 38 pages of 4 bytes
694 case 7: tagtype = MY_D_MOVE_LEAN; break; //or SLE 66R01L // 16 pages of 4 bytes
695 }
696 }
697
698 tagtype |= ul_magic_test();
699
700 if (tagtype == (UNKNOWN | MAGIC)) tagtype = (UL_MAGIC);
701
702 DropField();
703 msleep(200);
704
705 printf("Tagtype: %08x\n", tagtype);
706 return tagtype;
707 }
708
709
710 static int usage_hf_mfu_info(void) {
711 PrintAndLogEx(NORMAL, "It gathers information about the tag and tries to detect what kind it is.");
712 PrintAndLogEx(NORMAL, "Sometimes the tags are locked down, and you may need a key to be able to read the information");
713 PrintAndLogEx(NORMAL, "The following tags can be identified:\n");
714 PrintAndLogEx(NORMAL, "Ultralight, Ultralight-C, Ultralight EV1, NTAG 203, NTAG 210,");
715 PrintAndLogEx(NORMAL, "NTAG 212, NTAG 213, NTAG 215, NTAG 216, NTAG I2C 1K & 2K");
716 PrintAndLogEx(NORMAL, "my-d, my-d NFC, my-d move, my-d move NFC\n");
717 PrintAndLogEx(NORMAL, "Usage: hf mfu info k <key> l");
718 PrintAndLogEx(NORMAL, " Options : ");
719 PrintAndLogEx(NORMAL, " k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
720 PrintAndLogEx(NORMAL, " l : (optional) swap entered key's endianness");
721 PrintAndLogEx(NORMAL, "");
722 PrintAndLogEx(NORMAL, " sample : hf mfu info");
723 PrintAndLogEx(NORMAL, " : hf mfu info k 00112233445566778899AABBCCDDEEFF");
724 PrintAndLogEx(NORMAL, " : hf mfu info k AABBCCDDD");
725 return 0;
726 }
727
728
729 static int CmdHF14AMfUInfo(const char *Cmd) {
730
731 uint8_t authlim = 0xff;
732 iso14a_card_select_t card;
733 uint8_t uid[7];
734 bool errors = false;
735 uint8_t keybytes[16] = {0x00};
736 uint8_t *authenticationkey = keybytes;
737 int keyLen = 0;
738 bool hasAuthKey = false;
739 bool locked = false;
740 bool swapEndian = false;
741 uint8_t cmdp = 0;
742 uint8_t pack[4] = {0,0,0,0};
743 int len = 0;
744
745 while(param_getchar(Cmd, cmdp) != 0x00)
746 {
747 switch(param_getchar(Cmd, cmdp))
748 {
749 case 'h':
750 case 'H':
751 return usage_hf_mfu_info();
752 case 'k':
753 case 'K':
754 keyLen = 32;
755 errors = param_gethex_ex(Cmd, cmdp+1, authenticationkey, &keyLen);
756 if (errors || (keyLen != 32 && keyLen != 8)) { //ul-c or ev1/ntag key length
757 PrintAndLogEx(ERR, "Key has incorrect length.\n");
758 errors = true;
759 }
760 cmdp += 2;
761 keyLen /= 2;
762 hasAuthKey = true;
763 break;
764 case 'l':
765 case 'L':
766 swapEndian = true;
767 cmdp++;
768 break;
769 default:
770 PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
771 errors = true;
772 break;
773 }
774 if(errors) break;
775 }
776
777 //Validations
778 if (errors)
779 return usage_hf_mfu_info();
780
781 TagTypeUL_t tagtype = GetHF14AMfU_Type();
782 if (tagtype == UL_ERROR) {
783 return -1;
784 }
785
786 PrintAndLogEx(NORMAL, "\n--- Tag Information ---------");
787 PrintAndLogEx(NORMAL, "-------------------------------------------------------------");
788 ul_print_type(tagtype, 6);
789
790 // Swap endianness
791 if (swapEndian && hasAuthKey)
792 authenticationkey = SwapEndian64(authenticationkey, keyLen, (keyLen == 16) ? 8 : 4 );
793
794 if (!ul_auth_select(&card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) {
795 DropField();
796 return -1;
797 }
798
799 // read pages 0,1,2,3 (should read 4pages)
800 uint8_t data[16];
801 len = ul_read(0, data, sizeof(data));
802 if (len == -1) {
803 DropField();
804 PrintAndLogEx(WARNING, "Error: tag didn't answer to READ");
805 return -1;
806 } else if (len == 16) {
807 memcpy(uid, data, 3);
808 memcpy(uid+3, data+4, 4);
809 ul_print_default(data);
810 ndef_print_CC(data+12);
811 } else {
812 locked = true;
813 }
814
815 // UL_C Specific
816 if ((tagtype & UL_C)) {
817
818 // read pages 0x28, 0x29, 0x2A, 0x2B
819 uint8_t ulc_conf[16] = {0x00};
820 len = ul_read(0x28, ulc_conf, sizeof(ulc_conf));
821 if (len == -1) {
822 DropField();
823 PrintAndLogEx(WARNING, "Error: tag didn't answer to READ UL-C");
824 return -1;
825 }
826 if (len == 16) {
827 ulc_print_configuration(ulc_conf);
828 } else {
829 locked = true;
830 }
831
832 if ((tagtype & MAGIC)) {
833 //just read key
834 uint8_t ulc_deskey[16] = {0x00};
835 len = ul_read(0x2C, ulc_deskey, sizeof(ulc_deskey));
836 if (len == -1) {
837 DropField();
838 PrintAndLogEx(WARNING, "Error: tag didn't answer to READ magic");
839 return -1;
840 }
841 if (len == 16) ulc_print_3deskey(ulc_deskey);
842 } else {
843 // if we called info with key, just return
844 if (hasAuthKey) {
845 DropField();
846 return 1;
847 }
848
849 // also try to diversify default keys.. look into CmdHF14AMfuGenDiverseKeys
850 PrintAndLogEx(INFO, "Trying some default 3des keys");
851 for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ) {
852 uint8_t *key = default_3des_keys[i];
853 if (ulc_authentication(key, true)) {
854 DropField();
855 PrintAndLogEx(SUCCESS, "Found default 3des key: ");
856 uint8_t keySwap[16];
857 memcpy(keySwap, SwapEndian64(key,16,8), 16);
858 ulc_print_3deskey(keySwap);
859 return 1;
860 }
861 }
862 DropField();
863 return 1;
864 }
865 }
866
867 // do counters and signature first (don't neet auth)
868
869 // ul counters are different than ntag counters
870 if ((tagtype & (UL_EV1_48 | UL_EV1_128))) {
871 if (ulev1_print_counters() != 3) {
872 // failed - re-select
873 if (!ul_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) {
874 DropField();
875 return -1;
876 }
877 }
878 }
879
880 if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K ))) {
881 uint8_t ulev1_signature[32] = {0x00};
882 len = ulev1_readSignature(ulev1_signature, sizeof(ulev1_signature));
883 if (len == -1) {
884 DropField();
885 PrintAndLogEx(WARNING, "Error: tag didn't answer to READ SIGNATURE");
886 return -1;
887 }
888 if (len == 32) {
889 ulev1_print_signature(tagtype, uid, ulev1_signature, sizeof(ulev1_signature));
890 } else {
891 // re-select
892 if (!ul_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) {
893 DropField();
894 return -1;
895 }
896 }
897 }
898
899 if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_210 | NTAG_212 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K))) {
900 uint8_t version[10] = {0x00};
901 len = ulev1_getVersion(version, sizeof(version));
902 if (len == -1) {
903 DropField();
904 PrintAndLogEx(WARNING, "Error: tag didn't answer to GETVERSION");
905 return -1;
906 } else if (len == 10) {
907 ulev1_print_version(version);
908 } else {
909 locked = true;
910 if (!ul_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) {
911 DropField();
912 return -1;
913 }
914 }
915
916 uint8_t startconfigblock = 0;
917 uint8_t ulev1_conf[16] = {0x00};
918 // config blocks always are last 4 pages
919 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++) {
920 if (tagtype & UL_TYPES_ARRAY[idx]) {
921 startconfigblock = UL_MEMORY_ARRAY[idx]-3;
922 break;
923 }
924 }
925
926 if (startconfigblock) { // if we know where the config block is...
927 len = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
928 if (len == -1) {
929 DropField();
930 PrintAndLogEx(WARNING, "Error: tag didn't answer to READ EV1");
931 return -1;
932 } else if (len == 16) {
933 // save AUTHENTICATION LIMITS for later:
934 authlim = (ulev1_conf[4] & 0x07);
935 ulev1_print_configuration(ulev1_conf, startconfigblock);
936 }
937 }
938
939 // AUTHLIMIT, (number of failed authentications)
940 // 0 = limitless.
941 // 1-7 = limit. No automatic tries then.
942 // hasAuthKey, if we was called with key, skip test.
943 if (!authlim && !hasAuthKey) {
944 PrintAndLogEx(NORMAL, "\n--- Known EV1/NTAG passwords.");
945 len = 0;
946 for (uint8_t i = 0; i < KEYS_PWD_COUNT; ++i ) {
947 uint8_t *key = default_pwd_pack[i];
948 len = ulev1_requestAuthentication(key, pack, sizeof(pack));
949 if (len >= 1) {
950 PrintAndLogEx(SUCCESS, "Found a default password: %s || Pack: %02X %02X", sprint_hex(key, 4), pack[0], pack[1]);
951 break;
952 } else {
953 if (!ul_auth_select( &card, tagtype, hasAuthKey, authenticationkey, pack, sizeof(pack))) {
954 DropField();
955 return -1;
956 }
957 }
958 }
959 if (len < 1) PrintAndLogEx(WARNING, "password not known");
960 }
961 }
962
963 DropField();
964
965 if (locked)
966 PrintAndLogEx(FAILED, "\nTag appears to be locked, try using the key to get more info");
967 PrintAndLogEx(NORMAL, "");
968
969 return 1;
970 }
971
972 //
973 // Write Single Block
974 //
975 static int usage_hf_mfu_wrbl(void) {
976 PrintAndLogEx(NORMAL, "Write a block. It autodetects card type.\n");
977 PrintAndLogEx(NORMAL, "Usage: hf mfu wrbl b <block number> d <data> k <key> l\n");
978 PrintAndLogEx(NORMAL, " Options:");
979 PrintAndLogEx(NORMAL, " b <no> : block to write");
980 PrintAndLogEx(NORMAL, " d <data> : block data - (8 hex symbols)");
981 PrintAndLogEx(NORMAL, " k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
982 PrintAndLogEx(NORMAL, " l : (optional) swap entered key's endianness");
983 PrintAndLogEx(NORMAL, "");
984 PrintAndLogEx(NORMAL, " sample : hf mfu wrbl b 0 d 01234567");
985 PrintAndLogEx(NORMAL, " : hf mfu wrbl b 0 d 01234567 k AABBCCDDD\n");
986 return 0;
987 }
988
989
990 static int CmdHF14AMfUWrBl(const char *Cmd){
991
992 int blockNo = -1;
993 bool errors = false;
994 uint8_t keybytes[16] = {0x00};
995 uint8_t *authenticationkey = keybytes;
996 int keyLen = 0;
997 bool hasAuthKey = false;
998 bool swapEndian = false;
999 uint8_t cmdp = 0;
1000 uint8_t blockdata[20] = {0x00};
1001
1002 while(param_getchar(Cmd, cmdp) != 0x00) {
1003 switch(param_getchar(Cmd, cmdp)) {
1004 case 'h':
1005 case 'H':
1006 return usage_hf_mfu_wrbl();
1007 case 'k':
1008 case 'K':
1009 keyLen = 32;
1010 errors = param_gethex_ex(Cmd, cmdp+1, authenticationkey, &keyLen);
1011 if (errors || (keyLen != 32 && keyLen != 8)) { //ul-c or ev1/ntag key length
1012 PrintAndLogEx(ERR, "Key has incorrect length.\n");
1013 errors = true;
1014 }
1015 cmdp += 2;
1016 keyLen /= 2;
1017 hasAuthKey = true;
1018 break;
1019 case 'b':
1020 case 'B':
1021 blockNo = param_get8(Cmd, cmdp+1);
1022 if (blockNo < 0) {
1023 PrintAndLogEx(ERR, "Wrong block number");
1024 errors = true;
1025 }
1026 cmdp += 2;
1027 break;
1028 case 'l':
1029 case 'L':
1030 swapEndian = true;
1031 cmdp++;
1032 break;
1033 case 'd':
1034 case 'D':
1035 if ( param_gethex(Cmd, cmdp+1, blockdata, 8) ) {
1036 PrintAndLogEx(ERR, "Block data must include 8 HEX symbols");
1037 errors = true;
1038 break;
1039 }
1040 cmdp += 2;
1041 break;
1042 default:
1043 PrintAndLogEx(ERR, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1044 errors = true;
1045 break;
1046 }
1047 //Validations
1048 if(errors) return usage_hf_mfu_wrbl();
1049 }
1050
1051 if (blockNo == -1) return usage_hf_mfu_wrbl();
1052 // starting with getting tagtype
1053 TagTypeUL_t tagtype = GetHF14AMfU_Type();
1054 if (tagtype == UL_ERROR) {
1055 return -1;
1056 }
1057
1058 uint8_t maxblockno = 0;
1059 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++) {
1060 if (tagtype & UL_TYPES_ARRAY[idx]) {
1061 maxblockno = UL_MEMORY_ARRAY[idx];
1062 break;
1063 }
1064 }
1065 if (blockNo > maxblockno){
1066 DropField();
1067 PrintAndLogEx(WARNING, "block number too large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
1068 return usage_hf_mfu_wrbl();
1069 }
1070
1071 // Swap endianness
1072 if (swapEndian && hasAuthKey) authenticationkey = SwapEndian64(authenticationkey, keyLen, (keyLen == 16) ? 8 : 4);
1073
1074 if ( blockNo <= 3)
1075 PrintAndLogEx(NORMAL, "Special Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
1076 else
1077 PrintAndLogEx(NORMAL, "Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
1078
1079 //Send write Block
1080 UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}};
1081 memcpy(c.d.asBytes, blockdata, 4);
1082
1083 if (hasAuthKey) {
1084 c.arg[1] = (keyLen == 16) ? 1 : 2;
1085 memcpy(c.d.asBytes+4, authenticationkey, keyLen);
1086 }
1087
1088 clearCommandBuffer();
1089 SendCommand(&c);
1090 UsbCommand resp;
1091 if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
1092 uint8_t isOK = resp.arg[0] & 0xff;
1093 PrintAndLogEx(SUCCESS, "isOk:%02x", isOK);
1094 } else {
1095 PrintAndLogEx(ERR, "Command execute timeout");
1096 }
1097
1098 DropField();
1099 return 0;
1100 }
1101
1102
1103 //
1104 // Read Single Block
1105 //
1106 static int usage_hf_mfu_rdbl(void) {
1107 PrintAndLogEx(NORMAL, "Read a block and print. It autodetects card type.\n");
1108 PrintAndLogEx(NORMAL, "Usage: hf mfu rdbl b <block number> k <key> l\n");
1109 PrintAndLogEx(NORMAL, " Options:");
1110 PrintAndLogEx(NORMAL, " b <no> : block to read");
1111 PrintAndLogEx(NORMAL, " k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1112 PrintAndLogEx(NORMAL, " l : (optional) swap entered key's endianness");
1113 PrintAndLogEx(NORMAL, "");
1114 PrintAndLogEx(NORMAL, " sample : hf mfu rdbl b 0");
1115 PrintAndLogEx(NORMAL, " : hf mfu rdbl b 0 k 00112233445566778899AABBCCDDEEFF");
1116 PrintAndLogEx(NORMAL, " : hf mfu rdbl b 0 k AABBCCDDD\n");
1117 return 0;
1118 }
1119
1120
1121 static int CmdHF14AMfURdBl(const char *Cmd){
1122
1123 int blockNo = -1;
1124 bool errors = false;
1125 uint8_t keybytes[16] = {0x00};
1126 uint8_t *authenticationkey = keybytes;
1127 int keyLen = 0;
1128 bool hasAuthKey = false;
1129 bool swapEndian = false;
1130 uint8_t cmdp = 0;
1131
1132 while(param_getchar(Cmd, cmdp) != 0x00)
1133 {
1134 switch(param_getchar(Cmd, cmdp))
1135 {
1136 case 'h':
1137 case 'H':
1138 return usage_hf_mfu_rdbl();
1139 case 'k':
1140 case 'K':
1141 keyLen = 32;
1142 errors = param_gethex_ex(Cmd, cmdp+1, authenticationkey, &keyLen);
1143 if (errors || (keyLen != 32 && keyLen != 8)) { //ul-c or ev1/ntag key length
1144 PrintAndLogEx(ERR, "Key has incorrect length.\n");
1145 errors = true;
1146 }
1147 cmdp += 2;
1148 keyLen /= 2;
1149 hasAuthKey = true;
1150 break;
1151 case 'b':
1152 case 'B':
1153 blockNo = param_get8(Cmd, cmdp+1);
1154 if (blockNo < 0) {
1155 PrintAndLogEx(ERR, "Wrong block number");
1156 errors = true;
1157 }
1158 cmdp += 2;
1159 break;
1160 case 'l':
1161 case 'L':
1162 swapEndian = true;
1163 cmdp++;
1164 break;
1165 default:
1166 PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1167 errors = true;
1168 break;
1169 }
1170 //Validations
1171 if (errors) return usage_hf_mfu_rdbl();
1172 }
1173
1174 if (blockNo == -1) return usage_hf_mfu_rdbl();
1175 // start with getting tagtype
1176 TagTypeUL_t tagtype = GetHF14AMfU_Type();
1177 if (tagtype == UL_ERROR) {
1178 return -1;
1179 }
1180
1181 uint8_t maxblockno = 0;
1182 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++) {
1183 if (tagtype & UL_TYPES_ARRAY[idx]) {
1184 maxblockno = UL_MEMORY_ARRAY[idx];
1185 break;
1186 }
1187 }
1188 if (blockNo > maxblockno){
1189 DropField();
1190 PrintAndLogEx(WARNING, "block number to large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
1191 return usage_hf_mfu_rdbl();
1192 }
1193
1194 // Swap endianness
1195 if (swapEndian) authenticationkey = SwapEndian64(authenticationkey, keyLen, (keyLen == 16) ? 8 : 4);
1196
1197 //Read Block
1198 UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
1199 if (hasAuthKey) {
1200 c.arg[1] = (keyLen == 16) ? 1 : 2;
1201 memcpy(c.d.asBytes, authenticationkey, keyLen);
1202 }
1203
1204 clearCommandBuffer();
1205 SendCommand(&c);
1206 UsbCommand resp;
1207 if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
1208 uint8_t isOK = resp.arg[0] & 0xff;
1209 if (isOK) {
1210 uint8_t *data = resp.d.asBytes;
1211 PrintAndLogEx(NORMAL, "\n Block# | Data | Ascii");
1212 PrintAndLogEx(NORMAL, "---------+-------------+------");
1213 PrintAndLogEx(NORMAL, " %02d/0x%02X | %s| %s\n", blockNo, blockNo, sprint_hex(data, 4), sprint_ascii(data, 4));
1214 } else {
1215 PrintAndLogEx(ERR, "Failed reading block: (%02x)", isOK);
1216 }
1217 } else {
1218 PrintAndLogEx(ERR, "Command execute time-out");
1219 }
1220 DropField();
1221 return 0;
1222 }
1223
1224
1225 //
1226 // Mifare Ultralight / Ultralight-C / Ultralight-EV1
1227 // Read and Dump Card Contents, using auto detection of tag size.
1228
1229 typedef struct {
1230 uint8_t version[8];
1231 uint8_t tbo[2];
1232 uint8_t tbo1[1];
1233 uint8_t pages; // max page number in dump
1234 uint8_t signature[32];
1235 uint8_t counter_tearing[3][4]; // 3 bytes counter, 1 byte tearing flag
1236 uint8_t data[1024];
1237 } mfu_dump_t;
1238
1239
1240 static void printMFUdumpEx(mfu_dump_t *card, uint16_t pages, uint8_t startpage, TagTypeUL_t tagtype) {
1241
1242 bool tmplockbit = false;
1243 bool bit[16] = {false};
1244 bool bit2[16] = {false};
1245
1246 // standard lock bits
1247 for(int i = 0; i < 16; i++){
1248 bit[i] = card->data[10+i/8] & (1 << (7-i%8));
1249 }
1250
1251 // dynamic lock bits
1252 // TODO -- FIGURE OUT LOCK BYTES FOR EV1 and/or NTAG
1253 if (tagtype & UL_C) {
1254 for (int i = 0; i < 16; i++) {
1255 bit2[i] = card->data[40*4+i/8] & (1 << (7-i%8));
1256 }
1257 }
1258
1259 PrintAndLogEx(NORMAL, "\n Block# | Data |lck| Ascii");
1260 PrintAndLogEx(NORMAL, "---------+-------------+---+------");
1261
1262 for (int i = startpage; i < startpage + pages; i++) {
1263 if (i < 3) {
1264 PrintAndLogEx(NORMAL, "%3d/0x%02X | %s| | ", i, i, sprint_hex(card->data + i * 4, 4));
1265 continue;
1266 }
1267 switch(i){
1268 case 3: tmplockbit = bit[4]; break;
1269 case 4: tmplockbit = bit[3]; break;
1270 case 5: tmplockbit = bit[2]; break;
1271 case 6: tmplockbit = bit[1]; break;
1272 case 7: tmplockbit = bit[0]; break;
1273 case 8: tmplockbit = bit[15]; break;
1274 case 9: tmplockbit = bit[14]; break;
1275 case 10: tmplockbit = bit[13]; break;
1276 case 11: tmplockbit = bit[12]; break;
1277 case 12: tmplockbit = bit[11]; break;
1278 case 13: tmplockbit = bit[10]; break;
1279 case 14: tmplockbit = bit[9]; break;
1280 case 15: tmplockbit = bit[8]; break;
1281 case 16:
1282 case 17:
1283 case 18:
1284 case 19: tmplockbit = bit2[6]; break;
1285 case 20:
1286 case 21:
1287 case 22:
1288 case 23: tmplockbit = bit2[5]; break;
1289 case 24:
1290 case 25:
1291 case 26:
1292 case 27: tmplockbit = bit2[4]; break;
1293 case 28:
1294 case 29:
1295 case 30:
1296 case 31: tmplockbit = bit2[2]; break;
1297 case 32:
1298 case 33:
1299 case 34:
1300 case 35: tmplockbit = bit2[1]; break;
1301 case 36:
1302 case 37:
1303 case 38:
1304 case 39: tmplockbit = bit2[0]; break;
1305 case 40: tmplockbit = bit2[12]; break;
1306 case 41: tmplockbit = bit2[11]; break;
1307 case 42: tmplockbit = bit2[10]; break; //auth0
1308 case 43: tmplockbit = bit2[9]; break; //auth1
1309 default: break;
1310 }
1311
1312 PrintAndLogEx(NORMAL, "%3d/0x%02X | %s| %d | %.4s", i, i, sprint_hex(card->data + i * 4, 4), tmplockbit, sprint_ascii(card->data + i * 4, 4));
1313 }
1314 PrintAndLogEx(NORMAL, "---------------------------------");
1315 }
1316
1317
1318 static int usage_hf_mfu_dump(void) {
1319 PrintAndLogEx(NORMAL, "Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
1320 PrintAndLogEx(NORMAL, "NTAG 203, NTAG 210, NTAG 212, NTAG 213, NTAG 215, NTAG 216");
1321 PrintAndLogEx(NORMAL, "and saves binary dump into the file `filename.bin` or `cardUID.bin`");
1322 PrintAndLogEx(NORMAL, "It autodetects card type.\n");
1323 PrintAndLogEx(NORMAL, "Usage: hf mfu dump k <key> l n <filename w/o .bin>");
1324 PrintAndLogEx(NORMAL, " Options : ");
1325 PrintAndLogEx(NORMAL, " k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1326 PrintAndLogEx(NORMAL, " l : (optional) swap entered key's endianness");
1327 PrintAndLogEx(NORMAL, " f <FN > : filename w/o .bin to save the dump as");
1328 PrintAndLogEx(NORMAL, " p <Pg > : starting Page number to manually set a page to start the dump at");
1329 PrintAndLogEx(NORMAL, " q <qty> : number of Pages to manually set how many pages to dump");
1330
1331 PrintAndLogEx(NORMAL, "");
1332 PrintAndLogEx(NORMAL, " sample : hf mfu dump");
1333 PrintAndLogEx(NORMAL, " : hf mfu dump n myfile");
1334 PrintAndLogEx(NORMAL, " : hf mfu dump k 00112233445566778899AABBCCDDEEFF");
1335 PrintAndLogEx(NORMAL, " : hf mfu dump k AABBCCDDD\n");
1336 return 0;
1337 }
1338
1339
1340 static int CmdHF14AMfUDump(const char *Cmd){
1341
1342 char filename[FILE_PATH_SIZE] = {'\0'};
1343 size_t fileNameLen = 0;
1344 uint8_t keybytes[16] = {0x00};
1345 uint8_t *authenticationkey = keybytes;
1346 int keyLen = 0;
1347 bool hasAuthKey = false;
1348 uint8_t cmdp = 0;
1349 bool errors = false;
1350 bool swapEndian = false;
1351 bool manualPages = false;
1352 uint8_t startPage = 0;
1353 int Pages = 16;
1354 iso14a_card_select_t card_select;
1355 mfu_dump_t card;
1356
1357 while(param_getchar(Cmd, cmdp) != 0x00)
1358 {
1359 switch(param_getchar(Cmd, cmdp))
1360 {
1361 case 'h':
1362 case 'H':
1363 return usage_hf_mfu_dump();
1364 case 'k':
1365 case 'K':
1366 keyLen = 32;
1367 errors = param_gethex_ex(Cmd, cmdp+1, authenticationkey, &keyLen);
1368 if (errors || (keyLen != 32 && keyLen != 8)) { //ul-c or ev1/ntag key length
1369 PrintAndLogEx(ERR, "Key has incorrect length.\n");
1370 errors = true;
1371 }
1372 cmdp += 2;
1373 keyLen /= 2;
1374 hasAuthKey = true;
1375 break;
1376 case 'l':
1377 case 'L':
1378 swapEndian = true;
1379 cmdp++;
1380 break;
1381 case 'f':
1382 case 'F':
1383 fileNameLen = param_getstr(Cmd, cmdp+1, filename, sizeof(filename));
1384 if (fileNameLen == 0) errors = true;
1385 if (fileNameLen > FILE_PATH_SIZE-5) fileNameLen = FILE_PATH_SIZE-5;
1386 cmdp += 2;
1387 break;
1388 case 'p':
1389 case 'P':
1390 startPage = param_get8(Cmd, cmdp+1);
1391 manualPages = true;
1392 cmdp += 2;
1393 break;
1394 case 'q':
1395 case 'Q':
1396 Pages = param_get8(Cmd, cmdp+1);
1397 cmdp += 2;
1398 manualPages = true;
1399 break;
1400 default:
1401 PrintAndLogEx(ERR, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1402 errors = true;
1403 break;
1404 }
1405 if (errors) break;
1406 }
1407
1408 //Validations
1409 if (errors) return usage_hf_mfu_dump();
1410
1411 if (swapEndian && hasAuthKey)
1412 authenticationkey = SwapEndian64(authenticationkey, keyLen, (keyLen == 16) ? 8 : 4);
1413
1414 TagTypeUL_t tagtype = GetHF14AMfU_Type();
1415
1416 if (tagtype == UL_ERROR) {
1417 return -1;
1418 }
1419
1420 uint8_t maxPages = 0;
1421 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++) {
1422 if (tagtype & UL_TYPES_ARRAY[idx]) {
1423 maxPages = UL_MEMORY_ARRAY[idx]+1; //add one as maxblks starts at 0
1424 break;
1425 }
1426 }
1427
1428 if (!manualPages) {
1429 Pages = maxPages;
1430 } else {
1431 if (startPage + Pages - 1 > maxPages - 1) {
1432 PrintAndLogEx(ERR, "Invalid page range. Card has only %d readable pages.", maxPages);
1433 DropField();
1434 return 1;
1435 }
1436 }
1437
1438 ul_print_type(tagtype, 0);
1439
1440 PrintAndLogEx(NORMAL, "Reading tag memory...");
1441 memset(&card, 0x00, sizeof(card));
1442 UsbCommand c = {CMD_MIFAREU_READCARD, {startPage, Pages}};
1443 if (hasAuthKey) {
1444 if (tagtype & UL_C)
1445 c.arg[2] = 1; //UL_C auth
1446 else
1447 c.arg[2] = 2; //UL_EV1/NTAG auth
1448 memcpy(c.d.asBytes, authenticationkey, keyLen);
1449 }
1450
1451 clearCommandBuffer();
1452 SendCommand(&c);
1453 UsbCommand resp;
1454 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
1455 PrintAndLogEx(ERR, "Command execution timeout");
1456 DropField();
1457 return 1;
1458 }
1459 if (resp.arg[0] != 1) {
1460 PrintAndLogEx(ERR, "Failed reading card");
1461 DropField();
1462 return 1;
1463 }
1464
1465 uint32_t startindex = resp.arg[2];
1466 uint32_t bufferSize = resp.arg[1];
1467 if (bufferSize > sizeof(card.data)) {
1468 PrintAndLogEx(FAILED, "Data exceeded Buffer size!");
1469 bufferSize = sizeof(card.data);
1470 }
1471
1472 if (!GetFromBigBuf(card.data + startPage*4, bufferSize, startindex, NULL, -1, false)) {
1473 PrintAndLogEx(ERR, "Command execution timeout");
1474 DropField();
1475 return 1;
1476 }
1477
1478 // not ul_c and not std ul then attempt to collect
1479 // VERSION, SIGNATURE, COUNTERS, TEARING, PACK
1480 if (!(tagtype & UL_C || tagtype & UL)) {
1481 //attempt to read pack
1482 if (!ul_auth_select(&card_select, tagtype, true, authenticationkey, card.data + maxPages*4 - 4, 2)) {
1483 //reset pack
1484 card.data[maxPages*4 - 4] = 0;
1485 card.data[maxPages*4 - 3] = 0;
1486 }
1487
1488 if (hasAuthKey) {
1489 uint8_t dummy_pack[2];
1490 ul_auth_select(&card_select, tagtype, hasAuthKey, authenticationkey, dummy_pack, sizeof(dummy_pack));
1491 } else {
1492 ul_select(&card_select, false);
1493 }
1494 ulev1_getVersion(card.version, sizeof(card.version));
1495 for (uint8_t n = 0; n < 3; ++n) {
1496 ulev1_readTearing(n, &card.counter_tearing[n][3], 1);
1497 ulev1_readCounter(n, &card.counter_tearing[n][0], 3);
1498 }
1499
1500 ulev1_readSignature(card.signature, sizeof(card.signature));
1501 }
1502
1503 DropField();
1504
1505 // add key to dump data
1506 if (hasAuthKey) {
1507 authenticationkey = SwapEndian64(authenticationkey, keyLen, (keyLen == 16) ? 8 : 4);
1508 if (tagtype & UL_C){ // additional 4 pages
1509 memcpy(card.data + maxPages*4, authenticationkey, keyLen);
1510 maxPages += 4;
1511 } else { // 2nd page from end
1512 memcpy(card.data + (maxPages*4) - 8, authenticationkey, 4);
1513 }
1514 }
1515
1516 printMFUdumpEx(&card, Pages, startPage, tagtype);
1517
1518 if (!manualPages) {
1519 // user supplied filename?
1520 if (fileNameLen < 1) {
1521 char *fptr = filename;
1522 fptr += sprintf(fptr, "hf-mfu-");
1523 uint8_t UID[] = {card.data[0], card.data[1], card.data[2], card.data[4], card.data[5], card.data[6], card.data[7]};
1524 FillFileNameByUID(fptr, UID, "-dump.bin", 7);
1525 } else {
1526 sprintf(filename + fileNameLen, ".bin");
1527 }
1528
1529 #define MFU_DUMP_PREFIX_LENGTH (sizeof(card) - sizeof(card.data))
1530
1531 FILE *fout;
1532 if ((fout = fopen(filename, "wb")) == NULL) {
1533 PrintAndLogEx(ERR, "Could not create file name %s", filename);
1534 return 1;
1535 }
1536 fwrite(&card, 1, MFU_DUMP_PREFIX_LENGTH + maxPages*4, fout);
1537 fclose(fout);
1538
1539 PrintAndLogEx(SUCCESS, "Dumped %d pages, wrote %d bytes to %s", maxPages, MFU_DUMP_PREFIX_LENGTH + maxPages*4, filename);
1540 }
1541
1542 return 0;
1543 }
1544
1545
1546 //-------------------------------------------------------------------------------
1547 // Ultralight C Methods
1548 //-------------------------------------------------------------------------------
1549
1550 //
1551 // Ultralight C Authentication Demo {currently uses hard-coded key}
1552 //
1553 static int CmdHF14AMfucAuth(const char *Cmd){
1554
1555 uint8_t keyNo = 3;
1556 bool errors = false;
1557
1558 char cmdp = param_getchar(Cmd, 0);
1559
1560 //Change key to user defined one
1561 if (cmdp == 'k' || cmdp == 'K'){
1562 keyNo = param_get8(Cmd, 1);
1563 if(keyNo > KEYS_3DES_COUNT-1)
1564 errors = true;
1565 }
1566
1567 if (cmdp == 'h' || cmdp == 'H')
1568 errors = true;
1569
1570 if (errors) {
1571 PrintAndLogEx(NORMAL, "Usage: hf mfu cauth k <key number>");
1572 PrintAndLogEx(NORMAL, " 0 (default): 3DES standard key");
1573 PrintAndLogEx(NORMAL, " 1 : all 0x00 key");
1574 PrintAndLogEx(NORMAL, " 2 : 0x00-0x0F key");
1575 PrintAndLogEx(NORMAL, " 3 : nfc key");
1576 PrintAndLogEx(NORMAL, " 4 : all 0x01 key");
1577 PrintAndLogEx(NORMAL, " 5 : all 0xff key");
1578 PrintAndLogEx(NORMAL, " 6 : 0x00-0xFF key");
1579 PrintAndLogEx(NORMAL, "\n sample : hf mfu cauth k");
1580 PrintAndLogEx(NORMAL, " : hf mfu cauth k 3");
1581 return 0;
1582 }
1583
1584 uint8_t *key = default_3des_keys[keyNo];
1585 if (ulc_authentication(key, true)) {
1586 DropField();
1587 PrintAndLogEx(SUCCESS, "Authentication successful. 3des key: %s",sprint_hex(key, 16));
1588 } else {
1589 DropField();
1590 PrintAndLogEx(WARNING, "Authentication failed");
1591 }
1592 return 0;
1593 }
1594
1595
1596 //
1597 // Mifare Ultralight C - Set password
1598 //
1599 static int CmdHF14AMfucSetPwd(const char *Cmd){
1600
1601 uint8_t pwd[16] = {0x00};
1602
1603 char cmdp = param_getchar(Cmd, 0);
1604
1605 if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') {
1606 PrintAndLogEx(NORMAL, "Usage: hf mfu setpwd <password (32 hex symbols)>");
1607 PrintAndLogEx(NORMAL, " [password] - (32 hex symbols)");
1608 PrintAndLogEx(NORMAL, "");
1609 PrintAndLogEx(NORMAL, "sample: hf mfu setpwd 000102030405060708090a0b0c0d0e0f");
1610 PrintAndLogEx(NORMAL, "");
1611 return 0;
1612 }
1613
1614 if (param_gethex(Cmd, 0, pwd, 32)) {
1615 PrintAndLogEx(WARNING, "Password must include 32 HEX symbols");
1616 return 1;
1617 }
1618
1619 UsbCommand c = {CMD_MIFAREUC_SETPWD};
1620 memcpy( c.d.asBytes, pwd, 16);
1621 clearCommandBuffer();
1622 SendCommand(&c);
1623
1624 UsbCommand resp;
1625
1626 if (WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) {
1627 DropField();
1628 if ((resp.arg[0] & 0xff) == 1) {
1629 PrintAndLogEx(INFO, "Ultralight-C new password: %s", sprint_hex(pwd,16));
1630 return 0;
1631 } else {
1632 PrintAndLogEx(ERR, "Failed writing at block %d", resp.arg[1] & 0xff);
1633 return 1;
1634 }
1635 } else {
1636 DropField();
1637 PrintAndLogEx(ERR, "command execution timeout");
1638 return 1;
1639 }
1640
1641 return 0;
1642 }
1643
1644 //
1645 // Magic UL / UL-C tags - Set UID
1646 //
1647 static int CmdHF14AMfucSetUid(const char *Cmd){
1648
1649 UsbCommand c;
1650 UsbCommand resp;
1651 uint8_t uid[7] = {0x00};
1652 char cmdp = param_getchar(Cmd, 0);
1653
1654 if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') {
1655 PrintAndLogEx(NORMAL, "Usage: hf mfu setuid <uid (14 hex symbols)>");
1656 PrintAndLogEx(NORMAL, " [uid] - (14 hex symbols)");
1657 PrintAndLogEx(NORMAL, "\nThis only works for Magic Ultralight tags.");
1658 PrintAndLogEx(NORMAL, "");
1659 PrintAndLogEx(NORMAL, "sample: hf mfu setuid 11223344556677");
1660 PrintAndLogEx(NORMAL, "");
1661 return 0;
1662 }
1663
1664 if (param_gethex(Cmd, 0, uid, 14)) {
1665 PrintAndLogEx(WARNING, "UID must include 14 HEX symbols");
1666 return 1;
1667 }
1668
1669 // read block2.
1670 c.cmd = CMD_MIFAREU_READBL;
1671 c.arg[0] = 2;
1672 clearCommandBuffer();
1673 SendCommand(&c);
1674 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1675 DropField();
1676 PrintAndLogEx(WARNING, "Command execute timeout");
1677 return 2;
1678 }
1679
1680 // save old block2.
1681 uint8_t oldblock2[4] = {0x00};
1682 memcpy(resp.d.asBytes, oldblock2, 4);
1683
1684 // block 0.
1685 c.cmd = CMD_MIFAREU_WRITEBL;
1686 c.arg[0] = 0;
1687 c.d.asBytes[0] = uid[0];
1688 c.d.asBytes[1] = uid[1];
1689 c.d.asBytes[2] = uid[2];
1690 c.d.asBytes[3] = 0x88 ^ uid[0] ^ uid[1] ^ uid[2];
1691 clearCommandBuffer();
1692 SendCommand(&c);
1693 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
1694 DropField();
1695 PrintAndLogEx(WARNING, "Command execute timeout");
1696 return 3;
1697 }
1698
1699 // block 1.
1700 c.arg[0] = 1;
1701 c.d.asBytes[0] = uid[3];
1702 c.d.asBytes[1] = uid[4];
1703 c.d.asBytes[2] = uid[5];
1704 c.d.asBytes[3] = uid[6];
1705 clearCommandBuffer();
1706 SendCommand(&c);
1707 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) {
1708 DropField();
1709 PrintAndLogEx(WARNING, "Command execute timeout");
1710 return 4;
1711 }
1712
1713 // block 2.
1714 c.arg[0] = 2;
1715 c.d.asBytes[0] = uid[3] ^ uid[4] ^ uid[5] ^ uid[6];
1716 c.d.asBytes[1] = oldblock2[1];
1717 c.d.asBytes[2] = oldblock2[2];
1718 c.d.asBytes[3] = oldblock2[3];
1719 clearCommandBuffer();
1720 SendCommand(&c);
1721 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) {
1722 DropField();
1723 PrintAndLogEx(WARNING, "Command execute timeout");
1724 return 5;
1725 }
1726
1727 DropField();
1728 return 0;
1729 }
1730
1731
1732 static int CmdHF14AMfuGenDiverseKeys(const char *Cmd){
1733
1734 uint8_t iv[8] = { 0x00 };
1735 uint8_t block = 0x07;
1736
1737 // UL-EV1
1738 //04 57 b6 e2 05 3f 80 UID
1739 //4a f8 4b 19 PWD
1740 uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E };
1741 uint8_t mifarekeyA[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 };
1742 uint8_t mifarekeyB[] = { 0xB0,0xB1,0xB2,0xB3,0xB4,0xB5 };
1743 uint8_t dkeyA[8] = { 0x00 };
1744 uint8_t dkeyB[8] = { 0x00 };
1745
1746 uint8_t masterkey[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff };
1747
1748 uint8_t mix[8] = { 0x00 };
1749 uint8_t divkey[8] = { 0x00 };
1750
1751 memcpy(mix, mifarekeyA, 4);
1752
1753 mix[4] = mifarekeyA[4] ^ uid[0];
1754 mix[5] = mifarekeyA[5] ^ uid[1];
1755 mix[6] = block ^ uid[2];
1756 mix[7] = uid[3];
1757
1758 mbedtls_des3_context ctx = { {0} };
1759 mbedtls_des3_set2key_enc(&ctx, masterkey);
1760
1761 mbedtls_des3_crypt_cbc(&ctx // des3_context
1762 , MBEDTLS_DES_ENCRYPT // int mode
1763 , sizeof(mix) // length
1764 , iv // iv[8]
1765 , mix // input
1766 , divkey // output
1767 );
1768
1769 PrintAndLogEx(NORMAL, "-- 3DES version");
1770 PrintAndLogEx(NORMAL, "Masterkey :\t %s", sprint_hex(masterkey,sizeof(masterkey)));
1771 PrintAndLogEx(NORMAL, "UID :\t %s", sprint_hex(uid, sizeof(uid)));
1772 PrintAndLogEx(NORMAL, "Block :\t %0d", block);
1773 PrintAndLogEx(NORMAL, "Mifare key :\t %s", sprint_hex(mifarekeyA, sizeof(mifarekeyA)));
1774 PrintAndLogEx(NORMAL, "Message :\t %s", sprint_hex(mix, sizeof(mix)));
1775 PrintAndLogEx(NORMAL, "Diversified key: %s", sprint_hex(divkey+1, 6));
1776
1777 for (int i=0; i < sizeof(mifarekeyA); ++i){
1778 dkeyA[i] = (mifarekeyA[i] << 1) & 0xff;
1779 dkeyA[6] |= ((mifarekeyA[i] >> 7) & 1) << (i+1);
1780 }
1781
1782 for (int i=0; i < sizeof(mifarekeyB); ++i){
1783 dkeyB[1] |= ((mifarekeyB[i] >> 7) & 1) << (i+1);
1784 dkeyB[2+i] = (mifarekeyB[i] << 1) & 0xff;
1785 }
1786
1787 uint8_t zeros[8] = {0x00};
1788 uint8_t newpwd[8] = {0x00};
1789 uint8_t dmkey[24] = {0x00};
1790 memcpy(dmkey, dkeyA, 8);
1791 memcpy(dmkey+8, dkeyB, 8);
1792 memcpy(dmkey+16, dkeyA, 8);
1793 memset(iv, 0x00, 8);
1794
1795 mbedtls_des3_set3key_enc(&ctx, dmkey);
1796
1797 mbedtls_des3_crypt_cbc(&ctx // des3_context
1798 , MBEDTLS_DES_ENCRYPT // int mode
1799 , sizeof(newpwd) // length
1800 , iv // iv[8]
1801 , zeros // input
1802 , newpwd // output
1803 );
1804
1805 PrintAndLogEx(NORMAL, "\n-- DES version");
1806 PrintAndLogEx(NORMAL, "Mifare dkeyA :\t %s", sprint_hex(dkeyA, sizeof(dkeyA)));
1807 PrintAndLogEx(NORMAL, "Mifare dkeyB :\t %s", sprint_hex(dkeyB, sizeof(dkeyB)));
1808 PrintAndLogEx(NORMAL, "Mifare ABA :\t %s", sprint_hex(dmkey, sizeof(dmkey)));
1809 PrintAndLogEx(NORMAL, "Mifare Pwd :\t %s", sprint_hex(newpwd, sizeof(newpwd)));
1810
1811 return 0;
1812 }
1813
1814 // static uint8_t * diversify_key(uint8_t * key){
1815
1816 // for(int i=0; i<16; i++){
1817 // if(i<=6) key[i]^=cuid[i];
1818 // if(i>6) key[i]^=cuid[i%7];
1819 // }
1820 // return key;
1821 // }
1822
1823 // static void GenerateUIDe( uint8_t *uid, uint8_t len){
1824 // for (int i=0; i<len; ++i){
1825
1826 // }
1827 // return;
1828 // }
1829
1830 //------------------------------------
1831 // Menu Stuff
1832 //------------------------------------
1833 static int CmdHelp(const char *Cmd);
1834
1835 static command_t CommandTable[] =
1836 {
1837 {"help", CmdHelp, 1, "This help"},
1838 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
1839 {"info", CmdHF14AMfUInfo, 0, "Tag information"},
1840 {"dump", CmdHF14AMfUDump, 0, "Dump Ultralight / Ultralight-C / NTAG tag to binary file"},
1841 // {"restore", CmdHF14AMfURestore, 0, "Restore a dump onto a MFU MAGIC tag"},
1842 {"rdbl", CmdHF14AMfURdBl, 0, "Read block"},
1843 {"wrbl", CmdHF14AMfUWrBl, 0, "Write block"},
1844 {"cauth", CmdHF14AMfucAuth, 0, "Authentication - Ultralight C"},
1845 {"setpwd", CmdHF14AMfucSetPwd, 0, "Set 3des password - Ultralight-C"},
1846 {"setuid", CmdHF14AMfucSetUid, 0, "Set UID - MAGIC tags only"},
1847 {"gen", CmdHF14AMfuGenDiverseKeys, 1, "Generate 3des mifare diversified keys"},
1848 {NULL, NULL, 0, NULL}
1849 };
1850
1851 int CmdHFMFUltra(const char *Cmd){
1852 (void)WaitForResponseTimeout(CMD_ACK,NULL,100);
1853 CmdsParse(CommandTable, Cmd);
1854 return 0;
1855 }
1856
1857 static int CmdHelp(const char *Cmd){
1858 CmdsHelp(CommandTable);
1859 return 0;
1860 }
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