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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 #include "loclass/des.h"
11 #include "cmdhfmfu.h"
12 #include "cmdhfmf.h"
13 #include "cmdhf14a.h"
14 #include "mifare.h"
15 #include "util.h"
16 #include "protocols.h"
17 #include "data.h"
18
19 #define MAX_UL_BLOCKS 0x0f
20 #define MAX_ULC_BLOCKS 0x2b
21 #define MAX_ULEV1a_BLOCKS 0x13
22 #define MAX_ULEV1b_BLOCKS 0x28
23 #define MAX_NTAG_203 0x29
24 #define MAX_NTAG_210 0x13
25 #define MAX_NTAG_212 0x28
26 #define MAX_NTAG_213 0x2c
27 #define MAX_NTAG_215 0x86
28 #define MAX_NTAG_216 0xe6
29
30 #define KEYS_3DES_COUNT 7
31 uint8_t default_3des_keys[KEYS_3DES_COUNT][16] = {
32 { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key
33 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes
34 { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F
35 { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key
36 { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 },// all ones
37 { 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF },// all FF
38 { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF } // 11 22 33
39 };
40
41 #define KEYS_PWD_COUNT 10
42 uint8_t default_pwd_pack[KEYS_PWD_COUNT][4] = {
43 {0xFF,0xFF,0xFF,0xFF}, // PACK 0x00,0x00 -- factory default
44
45 {0x4A,0xF8,0x4B,0x19}, // PACK 0xE5,0xBE -- italian bus (sniffed)
46 {0x33,0x6B,0xA1,0x19}, // PACK 0x9c,0x2d -- italian bus (sniffed)
47 {0xFF,0x90,0x6C,0xB2}, // PACK 0x12,0x9e -- italian bus (sniffed)
48 {0x46,0x1c,0xA3,0x19}, // PACK 0xE9,0x5A -- italian bus (sniffed)
49 {0x35,0x1C,0xD0,0x19}, // PACK 0x9A,0x5a -- italian bus (sniffed)
50
51 {0x05,0x22,0xE6,0xB4}, // PACK 0x80,0x80 -- Amiiboo (sniffed) pikachu-b UID:
52 {0x7E,0x22,0xE6,0xB4}, // PACK 0x80,0x80 -- AMiiboo (sniffed)
53 {0x02,0xE1,0xEE,0x36}, // PACK 0x80,0x80 -- AMiiboo (sniffed) sonic UID: 04d257 7ae33e8027
54 {0x32,0x0C,0x16,0x17}, // PACK 0x80,0x80 -- AMiiboo (sniffed)
55 };
56
57 #define MAX_UL_TYPES 16
58 uint16_t UL_TYPES_ARRAY[MAX_UL_TYPES] = {UNKNOWN, UL, UL_C, UL_EV1_48, UL_EV1_128, NTAG, NTAG_203,
59 NTAG_210, NTAG_212, NTAG_213, NTAG_215, NTAG_216, MY_D, MY_D_NFC, MY_D_MOVE, MY_D_MOVE_NFC};
60
61 uint8_t UL_MEMORY_ARRAY[MAX_UL_TYPES] = {MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_ULC_BLOCKS, MAX_ULEV1a_BLOCKS,
62 MAX_ULEV1b_BLOCKS, MAX_NTAG_203, MAX_NTAG_203, MAX_NTAG_210, MAX_NTAG_212, MAX_NTAG_213,
63 MAX_NTAG_215, MAX_NTAG_216, MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_UL_BLOCKS};
64
65
66 static int CmdHelp(const char *Cmd);
67
68 char *getProductTypeStr( uint8_t id){
69
70 static char buf[20];
71 char *retStr = buf;
72
73 switch(id) {
74 case 3: sprintf(retStr, "%02X, Ultralight", id); break;
75 case 4: sprintf(retStr, "%02X, NTAG", id); break;
76 default: sprintf(retStr, "%02X, unknown", id); break;
77 }
78 return buf;
79 }
80
81 /*
82 The 7 MSBits (=n) code the storage size itself based on 2^n,
83 the LSBit is set to '0' if the size is exactly 2^n
84 and set to '1' if the storage size is between 2^n and 2^(n+1).
85 */
86 char *getUlev1CardSizeStr( uint8_t fsize ){
87
88 static char buf[40];
89 char *retStr = buf;
90 memset(buf, 0, sizeof(buf));
91
92 uint16_t usize = 1 << ((fsize >>1) + 1);
93 uint16_t lsize = 1 << (fsize >>1);
94
95 // is LSB set?
96 if ( fsize & 1 )
97 sprintf(retStr, "%02X, (%u <-> %u bytes)",fsize, usize, lsize);
98 else
99 sprintf(retStr, "%02X, (%u bytes)", fsize, lsize);
100 return buf;
101 }
102
103 static void ul_switch_on_field(void) {
104 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
105 clearCommandBuffer();
106 SendCommand(&c);
107 }
108
109 void ul_switch_off_field(void) {
110 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
111 clearCommandBuffer();
112 SendCommand(&c);
113 }
114
115 static int ul_send_cmd_raw( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength ) {
116 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT | ISO14A_APPEND_CRC, cmdlen, 0}};
117 memcpy(c.d.asBytes, cmd, cmdlen);
118 clearCommandBuffer();
119 SendCommand(&c);
120 UsbCommand resp;
121 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
122 if (!resp.arg[0] && responseLength) return -1;
123
124 uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
125 memcpy(response, resp.d.asBytes, resplen);
126 return resplen;
127 }
128 /*
129 static int ul_send_cmd_raw_crc( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength, bool append_crc ) {
130 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT , cmdlen, 0}};
131 if (append_crc)
132 c.arg[0] |= ISO14A_APPEND_CRC;
133
134 memcpy(c.d.asBytes, cmd, cmdlen);
135 clearCommandBuffer();
136 SendCommand(&c);
137 UsbCommand resp;
138 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
139 if (!resp.arg[0] && responseLength) return -1;
140
141 uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
142 memcpy(response, resp.d.asBytes, resplen);
143 return resplen;
144 }
145 */
146 static int ul_select( iso14a_card_select_t *card ){
147
148 ul_switch_on_field();
149
150 UsbCommand resp;
151 bool ans = false;
152 ans = WaitForResponseTimeout(CMD_ACK, &resp, 1500);
153 if (!ans || resp.arg[0] < 1) {
154 PrintAndLog("iso14443a card select failed");
155 ul_switch_off_field();
156 return 0;
157 }
158
159 memcpy(card, resp.d.asBytes, sizeof(iso14a_card_select_t));
160 return 1;
161 }
162
163 // This read command will at least return 16bytes.
164 static int ul_read( uint8_t page, uint8_t *response, uint16_t responseLength ){
165
166 uint8_t cmd[] = {ISO14443A_CMD_READBLOCK, page};
167 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
168 return len;
169 }
170
171 static int ul_comp_write( uint8_t page, uint8_t *data, uint8_t datalen ){
172
173 uint8_t cmd[18];
174 memset(cmd, 0x00, sizeof(cmd));
175 datalen = ( datalen > 16) ? 16 : datalen;
176
177 cmd[0] = ISO14443A_CMD_WRITEBLOCK;
178 cmd[1] = page;
179 memcpy(cmd+2, data, datalen);
180
181 uint8_t response[1] = {0xff};
182 ul_send_cmd_raw(cmd, 2+datalen, response, sizeof(response));
183 // ACK
184 if ( response[0] == 0x0a ) return 0;
185 // NACK
186 return -1;
187 }
188
189 static int ulc_requestAuthentication( uint8_t *nonce, uint16_t nonceLength ){
190
191 uint8_t cmd[] = {MIFARE_ULC_AUTH_1, 0x00};
192 int len = ul_send_cmd_raw(cmd, sizeof(cmd), nonce, nonceLength);
193 return len;
194 }
195
196 static int ulc_authentication( uint8_t *key, bool switch_off_field ){
197
198 UsbCommand c = {CMD_MIFAREUC_AUTH, {switch_off_field}};
199 memcpy(c.d.asBytes, key, 16);
200 clearCommandBuffer();
201 SendCommand(&c);
202 UsbCommand resp;
203 if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return 0;
204 if ( resp.arg[0] == 1 ) return 1;
205
206 return 0;
207 }
208
209 static int ulev1_requestAuthentication( uint8_t *pwd, uint8_t *pack, uint16_t packLength ){
210
211 uint8_t cmd[] = {MIFARE_ULEV1_AUTH, pwd[0], pwd[1], pwd[2], pwd[3]};
212 int len = ul_send_cmd_raw(cmd, sizeof(cmd), pack, packLength);
213 return len;
214 }
215
216 static int ul_auth_select( iso14a_card_select_t *card, TagTypeUL_t tagtype, bool hasAuthKey, uint8_t *authenticationkey, uint8_t *pack, uint8_t packSize){
217 if ( hasAuthKey && (tagtype & UL_C)) {
218 //will select card automatically and close connection on error
219 if (!ulc_authentication(authenticationkey, false)) {
220 PrintAndLog("Error: Authentication Failed UL-C");
221 return 0;
222 }
223 } else {
224 if ( !ul_select(card) ) return 0;
225
226 if (hasAuthKey) {
227 if (ulev1_requestAuthentication(authenticationkey, pack, packSize) < 1) {
228 ul_switch_off_field();
229 PrintAndLog("Error: Authentication Failed UL-EV1/NTAG");
230 return 0;
231 }
232 }
233 }
234 return 1;
235 }
236
237 static int ulev1_getVersion( uint8_t *response, uint16_t responseLength ){
238
239 uint8_t cmd[] = {MIFARE_ULEV1_VERSION};
240 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
241 return len;
242 }
243
244 // static int ulev1_fastRead( uint8_t startblock, uint8_t endblock, uint8_t *response ){
245
246 // uint8_t cmd[] = {MIFARE_ULEV1_FASTREAD, startblock, endblock};
247
248 // if ( !ul_send_cmd_raw(cmd, sizeof(cmd), response)){
249 // return -1;
250 // }
251 // return 0;
252 // }
253
254 static int ulev1_readCounter( uint8_t counter, uint8_t *response, uint16_t responseLength ){
255
256 uint8_t cmd[] = {MIFARE_ULEV1_READ_CNT, counter};
257 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
258 return len;
259 }
260
261 static int ulev1_readTearing( uint8_t counter, uint8_t *response, uint16_t responseLength ){
262
263 uint8_t cmd[] = {MIFARE_ULEV1_CHECKTEAR, counter};
264 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
265 return len;
266 }
267
268 static int ulev1_readSignature( uint8_t *response, uint16_t responseLength ){
269
270 uint8_t cmd[] = {MIFARE_ULEV1_READSIG, 0x00};
271 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
272 return len;
273 }
274
275 static int ul_print_default( uint8_t *data){
276
277 uint8_t uid[7];
278 uid[0] = data[0];
279 uid[1] = data[1];
280 uid[2] = data[2];
281 uid[3] = data[4];
282 uid[4] = data[5];
283 uid[5] = data[6];
284 uid[6] = data[7];
285
286 PrintAndLog(" UID : %s ", sprint_hex(uid, 7));
287 PrintAndLog(" UID[0] : %02X, %s", uid[0], getTagInfo(uid[0]) );
288 if ( uid[0] == 0x05 ) {
289 uint8_t chip = (data[8] & 0xC7); // 11000111 mask, bit 3,4,5 RFU
290 switch (chip){
291 case 0xc2: PrintAndLog(" IC type : SLE 66R04P"); break;
292 case 0xc4: PrintAndLog(" IC type : SLE 66R16P"); break;
293 case 0xc6: PrintAndLog(" IC type : SLE 66R32P"); break;
294 }
295 }
296 // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2
297 int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2];
298 if ( data[3] == crc0 )
299 PrintAndLog(" BCC0 : %02X, Ok", data[3]);
300 else
301 PrintAndLog(" BCC0 : %02X, crc should be %02X", data[3], crc0);
302
303 int crc1 = data[4] ^ data[5] ^ data[6] ^data[7];
304 if ( data[8] == crc1 )
305 PrintAndLog(" BCC1 : %02X, Ok", data[8]);
306 else
307 PrintAndLog(" BCC1 : %02X, crc should be %02X", data[8], crc1 );
308
309 PrintAndLog(" Internal : %02X, %sdefault", data[9], (data[9]==0x48)?"":"not " );
310
311 PrintAndLog(" Lock : %s - %s",
312 sprint_hex(data+10, 2),
313 printBits(2, data+10)
314 );
315
316 PrintAndLog("OneTimePad : %s - %s\n",
317 sprint_hex(data + 12, 4),
318 printBits(4, data+12)
319 );
320
321 return 0;
322 }
323
324 static int ndef_print_CC(uint8_t *data) {
325 // no NDEF message
326 if(data[0] != 0xe1)
327 return -1;
328
329 PrintAndLog("--- NDEF Message");
330 PrintAndLog("Capability Container: %s", sprint_hex(data,4) );
331 PrintAndLog(" %02X : NDEF Magic Number", data[0]);
332 PrintAndLog(" %02X : version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f);
333 PrintAndLog(" %02X : Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8);
334 if ( data[2] == 0x12 )
335 PrintAndLog(" %02X : NDEF Memory Size: %d bytes", data[2], 144);
336 else if ( data[2] == 0x3e )
337 PrintAndLog(" %02X : NDEF Memory Size: %d bytes", data[2], 496);
338 else if ( data[2] == 0x6d )
339 PrintAndLog(" %02X : NDEF Memory Size: %d bytes", data[2], 872);
340
341 PrintAndLog(" %02X : %s / %s", data[3],
342 (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security",
343 (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)");
344 return 0;
345 }
346
347 int ul_print_type(uint32_t tagtype, uint8_t spaces){
348 char spc[11] = " ";
349 spc[10]=0x00;
350 char *spacer = spc + (10-spaces);
351
352 if ( tagtype & UL )
353 PrintAndLog("%sTYPE : MIFARE Ultralight (MF0ICU1) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
354 else if ( tagtype & UL_C)
355 PrintAndLog("%sTYPE : MIFARE Ultralight C (MF0ULC) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
356 else if ( tagtype & UL_EV1_48)
357 PrintAndLog("%sTYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)", spacer);
358 else if ( tagtype & UL_EV1_128)
359 PrintAndLog("%sTYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)", spacer);
360 else if ( tagtype & NTAG )
361 PrintAndLog("%sTYPE : NTAG UNKNOWN", spacer);
362 else if ( tagtype & NTAG_203 )
363 PrintAndLog("%sTYPE : NTAG 203 144bytes (NT2H0301F0DT)", spacer);
364 else if ( tagtype & NTAG_210 )
365 PrintAndLog("%sTYPE : NTAG 210 48bytes (NT2L1011G0DU)", spacer);
366 else if ( tagtype & NTAG_212 )
367 PrintAndLog("%sTYPE : NTAG 212 128bytes (NT2L1211G0DU)", spacer);
368 else if ( tagtype & NTAG_213 )
369 PrintAndLog("%sTYPE : NTAG 213 144bytes (NT2H1311G0DU)", spacer);
370 else if ( tagtype & NTAG_215 )
371 PrintAndLog("%sTYPE : NTAG 215 504bytes (NT2H1511G0DU)", spacer);
372 else if ( tagtype & NTAG_216 )
373 PrintAndLog("%sTYPE : NTAG 216 888bytes (NT2H1611G0DU)", spacer);
374 else if ( tagtype & NTAG_I2C_1K )
375 PrintAndLog("%sTYPE : NTAG I%sC 888bytes (NT3H1101FHK)", spacer, "\xFD");
376 else if ( tagtype & NTAG_I2C_2K )
377 PrintAndLog("%sTYPE : NTAG I%sC 1904bytes (NT3H1201FHK)", spacer, "\xFD");
378 else if ( tagtype & MY_D )
379 PrintAndLog("%sTYPE : INFINEON my-d\x99", spacer);
380 else if ( tagtype & MY_D_NFC )
381 PrintAndLog("%sTYPE : INFINEON my-d\x99 NFC", spacer);
382 else if ( tagtype & MY_D_MOVE )
383 PrintAndLog("%sTYPE : INFINEON my-d\x99 move", spacer);
384 else if ( tagtype & MY_D_MOVE_NFC )
385 PrintAndLog("%sTYPE : INFINEON my-d\x99 move NFC", spacer);
386 else
387 PrintAndLog("%sTYPE : Unknown %06x", spacer, tagtype);
388 return 0;
389 }
390
391 static int ulc_print_3deskey( uint8_t *data){
392 PrintAndLog(" deskey1 [44/0x2C] : %s [%.4s]", sprint_hex(data ,4),data);
393 PrintAndLog(" deskey1 [45/0x2D] : %s [%.4s]", sprint_hex(data+4 ,4),data+4);
394 PrintAndLog(" deskey2 [46/0x2E] : %s [%.4s]", sprint_hex(data+8 ,4),data+8);
395 PrintAndLog(" deskey2 [47/0x2F] : %s [%.4s]", sprint_hex(data+12,4),data+12);
396 PrintAndLog("\n 3des key : %s", sprint_hex(SwapEndian64(data, 16, 8), 16));
397 return 0;
398 }
399
400 static int ulc_print_configuration( uint8_t *data){
401
402 PrintAndLog("--- UL-C Configuration");
403 PrintAndLog(" Higher Lockbits [40/0x28] : %s - %s", sprint_hex(data, 4), printBits(2, data));
404 PrintAndLog(" Counter [41/0x29] : %s - %s", sprint_hex(data+4, 4), printBits(2, data+4));
405
406 bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
407 if ( validAuth )
408 PrintAndLog(" Auth0 [42/0x2A] : %s page %d/0x%02X and above need authentication", sprint_hex(data+8, 4), data[8],data[8] );
409 else{
410 if ( data[8] == 0){
411 PrintAndLog(" Auth0 [42/0x2A] : %s default", sprint_hex(data+8, 4) );
412 } else {
413 PrintAndLog(" Auth0 [42/0x2A] : %s auth byte is out-of-range", sprint_hex(data+8, 4) );
414 }
415 }
416 PrintAndLog(" Auth1 [43/0x2B] : %s %s",
417 sprint_hex(data+12, 4),
418 (data[12] & 1) ? "write access restricted": "read and write access restricted"
419 );
420 return 0;
421 }
422
423 static int ulev1_print_configuration( uint8_t *data, uint8_t startPage){
424
425 PrintAndLog("\n--- Tag Configuration");
426
427 bool strg_mod_en = (data[0] & 2);
428 uint8_t authlim = (data[4] & 0x07);
429 bool cfglck = (data[4] & 0x40);
430 bool prot = (data[4] & 0x80);
431 uint8_t vctid = data[5];
432
433 PrintAndLog(" cfg0 [%u/0x%02X] : %s", startPage, startPage, sprint_hex(data, 4));
434 if ( data[3] < 0xff )
435 PrintAndLog(" - page %d and above need authentication",data[3]);
436 else
437 PrintAndLog(" - pages don't need authentication");
438 PrintAndLog(" - strong modulation mode %s", (strg_mod_en) ? "enabled":"disabled");
439 PrintAndLog(" cfg1 [%u/0x%02X] : %s", startPage + 1, startPage + 1, sprint_hex(data+4, 4) );
440 if ( authlim == 0)
441 PrintAndLog(" - Unlimited password attempts");
442 else
443 PrintAndLog(" - Max number of password attempts is %d", authlim);
444 PrintAndLog(" - user configuration %s", cfglck ? "permanently locked":"writeable");
445 PrintAndLog(" - %s access is protected with password", prot ? "read and write":"write");
446 PrintAndLog(" - %02X, Virtual Card Type Identifier is %s default", vctid, (vctid==0x05)? "":"not");
447 PrintAndLog(" PWD [%u/0x%02X] : %s- (cannot be read)", startPage + 2, startPage + 2, sprint_hex(data+8, 4));
448 PrintAndLog(" PACK [%u/0x%02X] : %s - (cannot be read)", startPage + 3, startPage + 3, sprint_hex(data+12, 2));
449 PrintAndLog(" RFU [%u/0x%02X] : %s- (cannot be read)", startPage + 3, startPage + 3, sprint_hex(data+12, 2));
450 return 0;
451 }
452
453 static int ulev1_print_counters(){
454 PrintAndLog("--- Tag Counters");
455 uint8_t tear[1] = {0};
456 uint8_t counter[3] = {0,0,0};
457 uint16_t len = 0;
458 for ( uint8_t i = 0; i<3; ++i) {
459 ulev1_readTearing(i,tear,sizeof(tear));
460 len = ulev1_readCounter(i,counter, sizeof(counter) );
461 if (len == 3) {
462 PrintAndLog(" [%0d] : %s", i, sprint_hex(counter,3));
463 PrintAndLog(" - %02X tearing %s", tear[0], ( tear[0]==0xBD)?"Ok":"failure");
464 }
465 }
466 return len;
467 }
468
469 static int ulev1_print_signature( uint8_t *data, uint8_t len){
470 PrintAndLog("\n--- Tag Signature");
471 //PrintAndLog("IC signature public key name : NXP NTAG21x 2013"); // don't know if there is other NXP public keys.. :(
472 PrintAndLog("IC signature public key value : 04494e1a386d3d3cfe3dc10e5de68a499b1c202db5b132393e89ed19fe5be8bc61");
473 PrintAndLog(" Elliptic curve parameters : secp128r1");
474 PrintAndLog(" Tag ECC Signature : %s", sprint_hex(data, len));
475 //to do: verify if signature is valid
476 //PrintAndLog("IC signature status: %s valid", (iseccvalid() )?"":"not");
477 return 0;
478 }
479
480 static int ulev1_print_version(uint8_t *data){
481 PrintAndLog("\n--- Tag Version");
482 PrintAndLog(" Raw bytes : %s",sprint_hex(data, 8) );
483 PrintAndLog(" Vendor ID : %02X, %s", data[1], getTagInfo(data[1]));
484 PrintAndLog(" Product type : %s", getProductTypeStr(data[2]));
485 PrintAndLog(" Product subtype : %02X, %s", data[3], (data[3]==1) ?"17 pF":"50pF");
486 PrintAndLog(" Major version : %02X", data[4]);
487 PrintAndLog(" Minor version : %02X", data[5]);
488 PrintAndLog(" Size : %s", getUlev1CardSizeStr(data[6]));
489 PrintAndLog(" Protocol type : %02X", data[7]);
490 return 0;
491 }
492
493 /*
494 static int ulc_magic_test(){
495 // Magic Ultralight test
496 // Magic UL-C, by observation,
497 // 1) it seems to have a static nonce response to 0x1A command.
498 // 2) the deskey bytes is not-zero:d out on as datasheet states.
499 // 3) UID - changeable, not only, but pages 0-1-2-3.
500 // 4) use the ul_magic_test ! magic tags answers specially!
501 int returnValue = UL_ERROR;
502 iso14a_card_select_t card;
503 uint8_t nonce1[11] = {0x00};
504 uint8_t nonce2[11] = {0x00};
505 int status = ul_select(&card);
506 if ( !status ){
507 return UL_ERROR;
508 }
509 status = ulc_requestAuthentication(nonce1, sizeof(nonce1));
510 if ( status > 0 ) {
511 status = ulc_requestAuthentication(nonce2, sizeof(nonce2));
512 returnValue = ( !memcmp(nonce1, nonce2, 11) ) ? UL_C_MAGIC : UL_C;
513 } else {
514 returnValue = UL;
515 }
516 ul_switch_off_field();
517 return returnValue;
518 }
519 */
520 static int ul_magic_test(){
521
522 // Magic Ultralight tests
523 // 1) take present UID, and try to write it back. OBSOLETE
524 // 2) make a wrong length write to page0, and see if tag answers with ACK/NACK:
525 iso14a_card_select_t card;
526 if ( !ul_select(&card) )
527 return UL_ERROR;
528 int status = ul_comp_write(0, NULL, 0);
529 ul_switch_off_field();
530 if ( status == 0 )
531 return MAGIC;
532 return 0;
533 }
534
535 uint32_t GetHF14AMfU_Type(void){
536
537 TagTypeUL_t tagtype = UNKNOWN;
538 iso14a_card_select_t card;
539 uint8_t version[10] = {0x00};
540 int status = 0;
541 int len;
542
543 if (!ul_select(&card)) return UL_ERROR;
544
545 // Ultralight - ATQA / SAK
546 if ( card.atqa[1] != 0x00 || card.atqa[0] != 0x44 || card.sak != 0x00 ) {
547 PrintAndLog("Tag is not Ultralight | NTAG | MY-D [ATQA: %02X %02X SAK: %02X]\n", card.atqa[1], card.atqa[0], card.sak);
548 ul_switch_off_field();
549 return UL_ERROR;
550 }
551
552 if ( card.uid[0] != 0x05) {
553
554 len = ulev1_getVersion(version, sizeof(version));
555 ul_switch_off_field();
556
557 switch (len) {
558 case 0x0A: {
559
560 if ( version[2] == 0x03 && version[6] == 0x0B )
561 tagtype = UL_EV1_48;
562 else if ( version[2] == 0x03 && version[6] != 0x0B )
563 tagtype = UL_EV1_128;
564 else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0B )
565 tagtype = NTAG_210;
566 else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0E )
567 tagtype = NTAG_212;
568 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x0F )
569 tagtype = NTAG_213;
570 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x11 )
571 tagtype = NTAG_215;
572 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x13 )
573 tagtype = NTAG_216;
574 else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x13 )
575 tagtype = NTAG_I2C_1K;
576 else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x15 )
577 tagtype = NTAG_I2C_2K;
578 else if ( version[2] == 0x04 )
579 tagtype = NTAG;
580
581 break;
582 }
583 case 0x01: tagtype = UL_C; break;
584 case 0x00: tagtype = UL; break;
585 case -1 : tagtype = (UL | UL_C | NTAG_203); break; // could be UL | UL_C magic tags
586 default : tagtype = UNKNOWN; break;
587 }
588 // UL vs UL-C vs ntag203 test
589 if (tagtype & (UL | UL_C | NTAG_203)) {
590 if ( !ul_select(&card) ) return UL_ERROR;
591
592 // do UL_C check first...
593 uint8_t nonce[11] = {0x00};
594 status = ulc_requestAuthentication(nonce, sizeof(nonce));
595 ul_switch_off_field();
596 if (status > 1) {
597 tagtype = UL_C;
598 } else {
599 // need to re-select after authentication error
600 if ( !ul_select(&card) ) return UL_ERROR;
601
602 uint8_t data[16] = {0x00};
603 // read page 0x26-0x29 (last valid ntag203 page)
604 status = ul_read(0x26, data, sizeof(data));
605 if ( status <= 1 ) {
606 tagtype = UL;
607 } else {
608 // read page 0x30 (should error if it is a ntag203)
609 status = ul_read(0x30, data, sizeof(data));
610 if ( status <= 1 ){
611 tagtype = NTAG_203;
612 } else {
613 tagtype = UNKNOWN;
614 }
615 }
616 ul_switch_off_field();
617 }
618 }
619 } else {
620 ul_switch_off_field();
621 // Infinition MY-D tests Exam high nibble
622 uint8_t nib = (card.uid[1] & 0xf0) >> 4;
623 switch ( nib ){
624 case 1: tagtype = MY_D; break;
625 case 2: tagtype = (MY_D | MY_D_NFC); break; //notice: we can not currently distinguish between these two
626 case 3: tagtype = (MY_D_MOVE | MY_D_MOVE_NFC); break; //notice: we can not currently distinguish between these two
627 }
628 }
629
630 tagtype |= ul_magic_test();
631 if (tagtype == (UNKNOWN | MAGIC)) tagtype = (UL_MAGIC);
632 return tagtype;
633 }
634
635 int CmdHF14AMfUInfo(const char *Cmd){
636
637 uint8_t authlim = 0xff;
638 uint8_t data[16] = {0x00};
639 iso14a_card_select_t card;
640 int status;
641 bool errors = false;
642 bool hasAuthKey = false;
643 bool locked = false;
644 bool swapEndian = false;
645 uint8_t cmdp = 0;
646 uint8_t dataLen = 0;
647 uint8_t authenticationkey[16] = {0x00};
648 uint8_t *authkeyptr = authenticationkey;
649 uint8_t *key;
650 uint8_t pack[4] = {0,0,0,0};
651 int len = 0;
652 char tempStr[50];
653
654 while(param_getchar(Cmd, cmdp) != 0x00)
655 {
656 switch(param_getchar(Cmd, cmdp))
657 {
658 case 'h':
659 case 'H':
660 return usage_hf_mfu_info();
661 case 'k':
662 case 'K':
663 dataLen = param_getstr(Cmd, cmdp+1, tempStr);
664 if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
665 errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
666 dataLen /= 2; // handled as bytes from now on
667 } else {
668 PrintAndLog("\nERROR: Key is incorrect length\n");
669 errors = true;
670 }
671 cmdp += 2;
672 hasAuthKey = true;
673 break;
674 case 'l':
675 case 'L':
676 swapEndian = true;
677 cmdp++;
678 break;
679 default:
680 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
681 errors = true;
682 break;
683 }
684 if(errors) break;
685 }
686
687 //Validations
688 if(errors) return usage_hf_mfu_info();
689
690 TagTypeUL_t tagtype = GetHF14AMfU_Type();
691 if (tagtype == UL_ERROR) return -1;
692
693 PrintAndLog("\n--- Tag Information ---------");
694 PrintAndLog("-------------------------------------------------------------");
695 ul_print_type(tagtype, 6);
696
697 // Swap endianness
698 if (swapEndian && hasAuthKey) authkeyptr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4 );
699
700 if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
701
702 // read pages 0,1,2,3 (should read 4pages)
703 status = ul_read(0, data, sizeof(data));
704 if ( status == -1 ) {
705 ul_switch_off_field();
706 PrintAndLog("Error: tag didn't answer to READ");
707 return status;
708 } else if (status == 16) {
709 ul_print_default(data);
710 ndef_print_CC(data+12);
711 } else {
712 locked = true;
713 }
714
715 // UL_C Specific
716 if ((tagtype & UL_C)) {
717
718 // read pages 0x28, 0x29, 0x2A, 0x2B
719 uint8_t ulc_conf[16] = {0x00};
720 status = ul_read(0x28, ulc_conf, sizeof(ulc_conf));
721 if ( status == -1 ){
722 PrintAndLog("Error: tag didn't answer to READ UL-C");
723 ul_switch_off_field();
724 return status;
725 }
726 if (status == 16) ulc_print_configuration(ulc_conf);
727 else locked = true;
728
729 if ((tagtype & MAGIC)) {
730 //just read key
731 uint8_t ulc_deskey[16] = {0x00};
732 status = ul_read(0x2C, ulc_deskey, sizeof(ulc_deskey));
733 if ( status == -1 ) {
734 ul_switch_off_field();
735 PrintAndLog("Error: tag didn't answer to READ magic");
736 return status;
737 }
738 if (status == 16) ulc_print_3deskey(ulc_deskey);
739
740 } else {
741 ul_switch_off_field();
742 // if we called info with key, just return
743 if ( hasAuthKey ) return 1;
744
745 // also try to diversify default keys.. look into CmdHF14AMfuGenDiverseKeys
746 PrintAndLog("Trying some default 3des keys");
747 for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ) {
748 key = default_3des_keys[i];
749 if (ulc_authentication(key, true)) {
750 PrintAndLog("Found default 3des key: ");
751 uint8_t keySwap[16];
752 memcpy(keySwap, SwapEndian64(key,16,8), 16);
753 ulc_print_3deskey(keySwap);
754 return 1;
755 }
756 }
757 return 1;
758 }
759 }
760
761 // do counters and signature first (don't neet auth)
762
763 // ul counters are different than ntag counters
764 if ((tagtype & (UL_EV1_48 | UL_EV1_128))) {
765 if (ulev1_print_counters() != 3) {
766 // failed - re-select
767 if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
768 }
769 }
770
771 if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K ))) {
772 uint8_t ulev1_signature[32] = {0x00};
773 status = ulev1_readSignature( ulev1_signature, sizeof(ulev1_signature));
774 if ( status == -1 ) {
775 PrintAndLog("Error: tag didn't answer to READ SIGNATURE");
776 ul_switch_off_field();
777 return status;
778 }
779 if (status == 32) ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature));
780 else {
781 // re-select
782 if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
783 }
784 }
785
786 if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_210 | NTAG_212 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K))) {
787 uint8_t version[10] = {0x00};
788 status = ulev1_getVersion(version, sizeof(version));
789 if ( status == -1 ) {
790 PrintAndLog("Error: tag didn't answer to GETVERSION");
791 ul_switch_off_field();
792 return status;
793 } else if (status == 10) {
794 ulev1_print_version(version);
795 } else {
796 locked = true;
797 if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
798 }
799
800 uint8_t startconfigblock = 0;
801 uint8_t ulev1_conf[16] = {0x00};
802 // config blocks always are last 4 pages
803 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
804 if (tagtype & UL_TYPES_ARRAY[idx])
805 startconfigblock = UL_MEMORY_ARRAY[idx]-3;
806
807 if (startconfigblock){ // if we know where the config block is...
808 status = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
809 if ( status == -1 ) {
810 PrintAndLog("Error: tag didn't answer to READ EV1");
811 ul_switch_off_field();
812 return status;
813 } else if (status == 16) {
814 // save AUTHENTICATION LIMITS for later:
815 authlim = (ulev1_conf[4] & 0x07);
816 ulev1_print_configuration(ulev1_conf, startconfigblock);
817 }
818 }
819
820 // AUTHLIMIT, (number of failed authentications)
821 // 0 = limitless.
822 // 1-7 = limit. No automatic tries then.
823 // hasAuthKey, if we was called with key, skip test.
824 if ( !authlim && !hasAuthKey ) {
825 PrintAndLog("\n--- Known EV1/NTAG passwords.");
826 len = 0;
827 for (uint8_t i = 0; i < KEYS_PWD_COUNT; ++i ) {
828 key = default_pwd_pack[i];
829 len = ulev1_requestAuthentication(key, pack, sizeof(pack));
830 if (len >= 1) {
831 PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]);
832 break;
833 } else {
834 if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
835 }
836 }
837 if (len < 1) PrintAndLog("password not known");
838 }
839 }
840
841 ul_switch_off_field();
842 if (locked) PrintAndLog("\nTag appears to be locked, try using the key to get more info");
843 PrintAndLog("");
844 return 1;
845 }
846
847 //
848 // Write Single Block
849 //
850 int CmdHF14AMfUWrBl(const char *Cmd){
851
852 int blockNo = -1;
853 bool errors = false;
854 bool hasAuthKey = false;
855 bool hasPwdKey = false;
856 bool swapEndian = false;
857
858 uint8_t cmdp = 0;
859 uint8_t keylen = 0;
860 uint8_t blockdata[20] = {0x00};
861 uint8_t data[16] = {0x00};
862 uint8_t authenticationkey[16] = {0x00};
863 uint8_t *authKeyPtr = authenticationkey;
864
865 // starting with getting tagtype
866 TagTypeUL_t tagtype = GetHF14AMfU_Type();
867 if (tagtype == UL_ERROR) return -1;
868
869 while(param_getchar(Cmd, cmdp) != 0x00)
870 {
871 switch(param_getchar(Cmd, cmdp))
872 {
873 case 'h':
874 case 'H':
875 return usage_hf_mfu_wrbl();
876 case 'k':
877 case 'K':
878 // EV1/NTAG size key
879 keylen = param_gethex(Cmd, cmdp+1, data, 8);
880 if ( !keylen ) {
881 memcpy(authenticationkey, data, 4);
882 cmdp += 2;
883 hasPwdKey = true;
884 break;
885 }
886 // UL-C size key
887 keylen = param_gethex(Cmd, cmdp+1, data, 32);
888 if (!keylen){
889 memcpy(authenticationkey, data, 16);
890 cmdp += 2;
891 hasAuthKey = true;
892 break;
893 }
894 PrintAndLog("\nERROR: Key is incorrect length\n");
895 errors = true;
896 break;
897 case 'b':
898 case 'B':
899 blockNo = param_get8(Cmd, cmdp+1);
900
901 uint8_t maxblockno = 0;
902 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++){
903 if (tagtype & UL_TYPES_ARRAY[idx])
904 maxblockno = UL_MEMORY_ARRAY[idx];
905 }
906
907 if (blockNo < 0) {
908 PrintAndLog("Wrong block number");
909 errors = true;
910 }
911 if (blockNo > maxblockno){
912 PrintAndLog("block number too large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
913 errors = true;
914 }
915 cmdp += 2;
916 break;
917 case 'l':
918 case 'L':
919 swapEndian = true;
920 cmdp++;
921 break;
922 case 'd':
923 case 'D':
924 if ( param_gethex(Cmd, cmdp+1, blockdata, 8) ) {
925 PrintAndLog("Block data must include 8 HEX symbols");
926 errors = true;
927 break;
928 }
929 cmdp += 2;
930 break;
931 default:
932 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
933 errors = true;
934 break;
935 }
936 //Validations
937 if(errors) return usage_hf_mfu_wrbl();
938 }
939
940 if ( blockNo == -1 ) return usage_hf_mfu_wrbl();
941
942 // Swap endianness
943 if (swapEndian && hasAuthKey) authKeyPtr = SwapEndian64(authenticationkey, 16, 8);
944 if (swapEndian && hasPwdKey) authKeyPtr = SwapEndian64(authenticationkey, 4, 4);
945
946 if ( blockNo <= 3)
947 PrintAndLog("Special Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
948 else
949 PrintAndLog("Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
950
951 //Send write Block
952 UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}};
953 memcpy(c.d.asBytes,blockdata,4);
954
955 if ( hasAuthKey ) {
956 c.arg[1] = 1;
957 memcpy(c.d.asBytes+4,authKeyPtr,16);
958 }
959 else if ( hasPwdKey ) {
960 c.arg[1] = 2;
961 memcpy(c.d.asBytes+4,authKeyPtr,4);
962 }
963
964 clearCommandBuffer();
965 SendCommand(&c);
966 UsbCommand resp;
967 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
968 uint8_t isOK = resp.arg[0] & 0xff;
969 PrintAndLog("isOk:%02x", isOK);
970 } else {
971 PrintAndLog("Command execute timeout");
972 }
973
974 return 0;
975 }
976 //
977 // Read Single Block
978 //
979 int CmdHF14AMfURdBl(const char *Cmd){
980
981 int blockNo = -1;
982 bool errors = false;
983 bool hasAuthKey = false;
984 bool hasPwdKey = false;
985 bool swapEndian = false;
986 uint8_t cmdp = 0;
987 uint8_t keylen = 0;
988 uint8_t data[16] = {0x00};
989 uint8_t authenticationkey[16] = {0x00};
990 uint8_t *authKeyPtr = authenticationkey;
991
992 // starting with getting tagtype
993 TagTypeUL_t tagtype = GetHF14AMfU_Type();
994 if (tagtype == UL_ERROR) return -1;
995
996 while(param_getchar(Cmd, cmdp) != 0x00)
997 {
998 switch(param_getchar(Cmd, cmdp))
999 {
1000 case 'h':
1001 case 'H':
1002 return usage_hf_mfu_rdbl();
1003 case 'k':
1004 case 'K':
1005 // EV1/NTAG size key
1006 keylen = param_gethex(Cmd, cmdp+1, data, 8);
1007 if ( !keylen ) {
1008 memcpy(authenticationkey, data, 4);
1009 cmdp += 2;
1010 hasPwdKey = true;
1011 break;
1012 }
1013 // UL-C size key
1014 keylen = param_gethex(Cmd, cmdp+1, data, 32);
1015 if (!keylen){
1016 memcpy(authenticationkey, data, 16);
1017 cmdp += 2;
1018 hasAuthKey = true;
1019 break;
1020 }
1021 PrintAndLog("\nERROR: Key is incorrect length\n");
1022 errors = true;
1023 break;
1024 case 'b':
1025 case 'B':
1026 blockNo = param_get8(Cmd, cmdp+1);
1027
1028 uint8_t maxblockno = 0;
1029 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++){
1030 if (tagtype & UL_TYPES_ARRAY[idx])
1031 maxblockno = UL_MEMORY_ARRAY[idx];
1032 }
1033
1034 if (blockNo < 0) {
1035 PrintAndLog("Wrong block number");
1036 errors = true;
1037 }
1038 if (blockNo > maxblockno){
1039 PrintAndLog("block number to large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
1040 errors = true;
1041 }
1042 cmdp += 2;
1043 break;
1044 case 'l':
1045 case 'L':
1046 swapEndian = true;
1047 cmdp++;
1048 break;
1049 default:
1050 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1051 errors = true;
1052 break;
1053 }
1054 //Validations
1055 if(errors) return usage_hf_mfu_rdbl();
1056 }
1057
1058 if ( blockNo == -1 ) return usage_hf_mfu_rdbl();
1059
1060 // Swap endianness
1061 if (swapEndian && hasAuthKey) authKeyPtr = SwapEndian64(authenticationkey, 16, 8);
1062 if (swapEndian && hasPwdKey) authKeyPtr = SwapEndian64(authenticationkey, 4, 4);
1063
1064 //Read Block
1065 UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
1066 if ( hasAuthKey ){
1067 c.arg[1] = 1;
1068 memcpy(c.d.asBytes,authKeyPtr,16);
1069 }
1070 else if ( hasPwdKey ) {
1071 c.arg[1] = 2;
1072 memcpy(c.d.asBytes,authKeyPtr,4);
1073 }
1074
1075 clearCommandBuffer();
1076 SendCommand(&c);
1077 UsbCommand resp;
1078 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1079 uint8_t isOK = resp.arg[0] & 0xff;
1080 if (isOK) {
1081 uint8_t *data = resp.d.asBytes;
1082 PrintAndLog("\nBlock# | Data | Ascii");
1083 PrintAndLog("-----------------------------");
1084 PrintAndLog("%02d/0x%02X | %s| %.4s\n", blockNo, blockNo, sprint_hex(data, 4), data);
1085 }
1086 else {
1087 PrintAndLog("Failed reading block: (%02x)", isOK);
1088 }
1089 } else {
1090 PrintAndLog("Command execute time-out");
1091 }
1092 return 0;
1093 }
1094
1095 int usage_hf_mfu_info(void) {
1096 PrintAndLog("It gathers information about the tag and tries to detect what kind it is.");
1097 PrintAndLog("Sometimes the tags are locked down, and you may need a key to be able to read the information");
1098 PrintAndLog("The following tags can be identified:\n");
1099 PrintAndLog("Ultralight, Ultralight-C, Ultralight EV1, NTAG 203, NTAG 210,");
1100 PrintAndLog("NTAG 212, NTAG 213, NTAG 215, NTAG 216, NTAG I2C 1K & 2K");
1101 PrintAndLog("my-d, my-d NFC, my-d move, my-d move NFC\n");
1102 PrintAndLog("Usage: hf mfu info k <key> l");
1103 PrintAndLog(" Options : ");
1104 PrintAndLog(" k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1105 PrintAndLog(" l : (optional) swap entered key's endianness");
1106 PrintAndLog("");
1107 PrintAndLog(" sample : hf mfu info");
1108 PrintAndLog(" : hf mfu info k 00112233445566778899AABBCCDDEEFF");
1109 PrintAndLog(" : hf mfu info k AABBCCDDD");
1110 return 0;
1111 }
1112
1113 int usage_hf_mfu_dump(void) {
1114 PrintAndLog("Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
1115 PrintAndLog("NTAG 203, NTAG 210, NTAG 212, NTAG 213, NTAG 215, NTAG 216");
1116 PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
1117 PrintAndLog("It autodetects card type.\n");
1118 PrintAndLog("Usage: hf mfu dump k <key> l n <filename w/o .bin>");
1119 PrintAndLog(" Options : ");
1120 PrintAndLog(" k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1121 PrintAndLog(" l : (optional) swap entered key's endianness");
1122 PrintAndLog(" n <FN > : filename w/o .bin to save the dump as");
1123 PrintAndLog(" p <Pg > : starting Page number to manually set a page to start the dump at");
1124 PrintAndLog(" q <qty> : number of Pages to manually set how many pages to dump");
1125
1126 PrintAndLog("");
1127 PrintAndLog(" sample : hf mfu dump");
1128 PrintAndLog(" : hf mfu dump n myfile");
1129 PrintAndLog(" : hf mfu dump k 00112233445566778899AABBCCDDEEFF");
1130 PrintAndLog(" : hf mfu dump k AABBCCDDD\n");
1131 return 0;
1132 }
1133
1134 int usage_hf_mfu_rdbl(void) {
1135 PrintAndLog("Read a block and print. It autodetects card type.\n");
1136 PrintAndLog("Usage: hf mfu rdbl b <block number> k <key> l\n");
1137 PrintAndLog(" Options:");
1138 PrintAndLog(" b <no> : block to read");
1139 PrintAndLog(" k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1140 PrintAndLog(" l : (optional) swap entered key's endianness");
1141 PrintAndLog("");
1142 PrintAndLog(" sample : hf mfu rdbl b 0");
1143 PrintAndLog(" : hf mfu rdbl b 0 k 00112233445566778899AABBCCDDEEFF");
1144 PrintAndLog(" : hf mfu rdbl b 0 k AABBCCDDD\n");
1145 return 0;
1146 }
1147
1148 int usage_hf_mfu_wrbl(void) {
1149 PrintAndLog("Write a block. It autodetects card type.\n");
1150 PrintAndLog("Usage: hf mfu wrbl b <block number> d <data> k <key> l\n");
1151 PrintAndLog(" Options:");
1152 PrintAndLog(" b <no> : block to write");
1153 PrintAndLog(" d <data> : block data - (8 hex symbols)");
1154 PrintAndLog(" k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1155 PrintAndLog(" l : (optional) swap entered key's endianness");
1156 PrintAndLog("");
1157 PrintAndLog(" sample : hf mfu wrbl b 0 d 01234567");
1158 PrintAndLog(" : hf mfu wrbl b 0 d 01234567 k AABBCCDDD\n");
1159 return 0;
1160 }
1161
1162 //
1163 // Mifare Ultralight / Ultralight-C / Ultralight-EV1
1164 // Read and Dump Card Contents, using auto detection of tag size.
1165 int CmdHF14AMfUDump(const char *Cmd){
1166
1167 FILE *fout;
1168 char filename[FILE_PATH_SIZE] = {0x00};
1169 char *fnameptr = filename;
1170 uint8_t *lockbytes_t = NULL;
1171 uint8_t lockbytes[2] = {0x00};
1172 uint8_t *lockbytes_t2 = NULL;
1173 uint8_t lockbytes2[2] = {0x00};
1174 bool bit[16] = {0x00};
1175 bool bit2[16] = {0x00};
1176 uint8_t data[1024] = {0x00};
1177 bool hasAuthKey = false;
1178 int i = 0;
1179 int Pages = 16;
1180 bool tmplockbit = false;
1181 uint8_t dataLen = 0;
1182 uint8_t cmdp = 0;
1183 uint8_t authenticationkey[16] = {0x00};
1184 uint8_t *authKeyPtr = authenticationkey;
1185 size_t fileNlen = 0;
1186 bool errors = false;
1187 bool swapEndian = false;
1188 bool manualPages = false;
1189 uint8_t startPage = 0;
1190 char tempStr[50];
1191
1192 while(param_getchar(Cmd, cmdp) != 0x00)
1193 {
1194 switch(param_getchar(Cmd, cmdp))
1195 {
1196 case 'h':
1197 case 'H':
1198 return usage_hf_mfu_dump();
1199 case 'k':
1200 case 'K':
1201 dataLen = param_getstr(Cmd, cmdp+1, tempStr);
1202 if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
1203 errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
1204 dataLen /= 2;
1205 } else {
1206 PrintAndLog("\nERROR: Key is incorrect length\n");
1207 errors = true;
1208 }
1209 cmdp += 2;
1210 hasAuthKey = true;
1211 break;
1212 case 'l':
1213 case 'L':
1214 swapEndian = true;
1215 cmdp++;
1216 break;
1217 case 'n':
1218 case 'N':
1219 fileNlen = param_getstr(Cmd, cmdp+1, filename);
1220 if (!fileNlen) errors = true;
1221 if (fileNlen > FILE_PATH_SIZE-5) fileNlen = FILE_PATH_SIZE-5;
1222 cmdp += 2;
1223 break;
1224 case 'p':
1225 case 'P':
1226 startPage = param_get8(Cmd, cmdp+1);
1227 manualPages = true;
1228 cmdp += 2;
1229 break;
1230 case 'q':
1231 case 'Q':
1232 Pages = param_get8(Cmd, cmdp+1);
1233 cmdp += 2;
1234 manualPages = true;
1235 break;
1236 default:
1237 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1238 errors = true;
1239 break;
1240 }
1241 if(errors) break;
1242 }
1243
1244 //Validations
1245 if(errors) return usage_hf_mfu_dump();
1246
1247 if (swapEndian && hasAuthKey)
1248 authKeyPtr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4);
1249
1250 TagTypeUL_t tagtype = GetHF14AMfU_Type();
1251 if (tagtype == UL_ERROR) return -1;
1252
1253 if (!manualPages) //get number of pages to read
1254 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
1255 if (tagtype & UL_TYPES_ARRAY[idx])
1256 Pages = UL_MEMORY_ARRAY[idx]+1; //add one as maxblks starts at 0
1257
1258 ul_print_type(tagtype, 0);
1259 PrintAndLog("Reading tag memory...");
1260 UsbCommand c = {CMD_MIFAREU_READCARD, {startPage,Pages}};
1261 if ( hasAuthKey ) {
1262 if (tagtype & UL_C)
1263 c.arg[2] = 1; //UL_C auth
1264 else
1265 c.arg[2] = 2; //UL_EV1/NTAG auth
1266
1267 memcpy(c.d.asBytes, authKeyPtr, dataLen);
1268 }
1269
1270 clearCommandBuffer();
1271 SendCommand(&c);
1272 UsbCommand resp;
1273 if (!WaitForResponseTimeout(CMD_ACK, &resp,1500)) {
1274 PrintAndLog("Command execute time-out");
1275 return 1;
1276 }
1277 if (resp.arg[0] != 1) {
1278 PrintAndLog("Failed reading block: (%02x)", i);
1279 return 1;
1280 }
1281
1282 uint32_t startindex = resp.arg[2];
1283 uint32_t bufferSize = resp.arg[1];
1284 if (bufferSize > sizeof(data)) {
1285 PrintAndLog("Data exceeded Buffer size!");
1286 bufferSize = sizeof(data);
1287 }
1288 GetFromBigBuf(data, bufferSize, startindex);
1289 WaitForResponse(CMD_ACK,NULL);
1290
1291 Pages = bufferSize/4;
1292 // Load lock bytes.
1293 int j = 0;
1294
1295 lockbytes_t = data + 8;
1296 lockbytes[0] = lockbytes_t[2];
1297 lockbytes[1] = lockbytes_t[3];
1298 for(j = 0; j < 16; j++){
1299 bit[j] = lockbytes[j/8] & ( 1 <<(7-j%8));
1300 }
1301
1302 // Load bottom lockbytes if available
1303 // TODO -- FIGURE OUT LOCK BYTES FOR TO EV1 and/or NTAG
1304 if ( Pages == 44 ) {
1305 lockbytes_t2 = data + (40*4);
1306 lockbytes2[0] = lockbytes_t2[2];
1307 lockbytes2[1] = lockbytes_t2[3];
1308 for (j = 0; j < 16; j++) {
1309 bit2[j] = lockbytes2[j/8] & ( 1 <<(7-j%8));
1310 }
1311 }
1312
1313 // add keys to block dump
1314 if (hasAuthKey) {
1315 if (!swapEndian){
1316 authKeyPtr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4);
1317 } else {
1318 authKeyPtr = authenticationkey;
1319 }
1320
1321 if (tagtype & UL_C){ //add 4 pages
1322 memcpy(data + Pages*4, authKeyPtr, dataLen);
1323 Pages += dataLen/4;
1324 } else { // 2nd page from end
1325 memcpy(data + (Pages*4) - 8, authenticationkey, dataLen);
1326 }
1327 }
1328
1329 PrintAndLog("\nBlock# | Data |lck| Ascii");
1330 PrintAndLog("---------------------------------");
1331 for (i = 0; i < Pages; ++i) {
1332 if ( i < 3 ) {
1333 PrintAndLog("%02d/0x%02X | %s| | ", i+startPage, i+startPage, sprint_hex(data + i * 4, 4));
1334 continue;
1335 }
1336 switch(i){
1337 case 3: tmplockbit = bit[4]; break;
1338 case 4: tmplockbit = bit[3]; break;
1339 case 5: tmplockbit = bit[2]; break;
1340 case 6: tmplockbit = bit[1]; break;
1341 case 7: tmplockbit = bit[0]; break;
1342 case 8: tmplockbit = bit[15]; break;
1343 case 9: tmplockbit = bit[14]; break;
1344 case 10: tmplockbit = bit[13]; break;
1345 case 11: tmplockbit = bit[12]; break;
1346 case 12: tmplockbit = bit[11]; break;
1347 case 13: tmplockbit = bit[10]; break;
1348 case 14: tmplockbit = bit[9]; break;
1349 case 15: tmplockbit = bit[8]; break;
1350 case 16:
1351 case 17:
1352 case 18:
1353 case 19: tmplockbit = bit2[6]; break;
1354 case 20:
1355 case 21:
1356 case 22:
1357 case 23: tmplockbit = bit2[5]; break;
1358 case 24:
1359 case 25:
1360 case 26:
1361 case 27: tmplockbit = bit2[4]; break;
1362 case 28:
1363 case 29:
1364 case 30:
1365 case 31: tmplockbit = bit2[2]; break;
1366 case 32:
1367 case 33:
1368 case 34:
1369 case 35: tmplockbit = bit2[1]; break;
1370 case 36:
1371 case 37:
1372 case 38:
1373 case 39: tmplockbit = bit2[0]; break;
1374 case 40: tmplockbit = bit2[12]; break;
1375 case 41: tmplockbit = bit2[11]; break;
1376 case 42: tmplockbit = bit2[10]; break; //auth0
1377 case 43: tmplockbit = bit2[9]; break; //auth1
1378 default: break;
1379 }
1380 PrintAndLog("%02d/0x%02X | %s| %d | %.4s", i+startPage, i+startPage, sprint_hex(data + i * 4, 4), tmplockbit, data+i*4);
1381 }
1382 PrintAndLog("---------------------------------");
1383
1384 // user supplied filename?
1385 if (fileNlen < 1) {
1386 // UID = data 0-1-2 4-5-6-7 (skips a beat)
1387 sprintf(fnameptr,"%02X%02X%02X%02X%02X%02X%02X.bin",
1388 data[0],data[1], data[2], data[4],data[5],data[6], data[7]);
1389 } else {
1390 sprintf(fnameptr + fileNlen,".bin");
1391 }
1392
1393 if ((fout = fopen(filename,"wb")) == NULL) {
1394 PrintAndLog("Could not create file name %s", filename);
1395 return 1;
1396 }
1397 fwrite( data, 1, Pages*4, fout );
1398 fclose(fout);
1399
1400 PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename);
1401 return 0;
1402 }
1403
1404 //-------------------------------------------------------------------------------
1405 // Ultralight C Methods
1406 //-------------------------------------------------------------------------------
1407
1408 //
1409 // Ultralight C Authentication Demo {currently uses hard-coded key}
1410 //
1411 int CmdHF14AMfucAuth(const char *Cmd){
1412
1413 uint8_t keyNo = 3;
1414 bool errors = false;
1415
1416 char cmdp = param_getchar(Cmd, 0);
1417
1418 //Change key to user defined one
1419 if (cmdp == 'k' || cmdp == 'K'){
1420 keyNo = param_get8(Cmd, 1);
1421 if(keyNo > KEYS_3DES_COUNT)
1422 errors = true;
1423 }
1424
1425 if (cmdp == 'h' || cmdp == 'H')
1426 errors = true;
1427
1428 if (errors) {
1429 PrintAndLog("Usage: hf mfu cauth k <key number>");
1430 PrintAndLog(" 0 (default): 3DES standard key");
1431 PrintAndLog(" 1 : all 0x00 key");
1432 PrintAndLog(" 2 : 0x00-0x0F key");
1433 PrintAndLog(" 3 : nfc key");
1434 PrintAndLog(" 4 : all 0x01 key");
1435 PrintAndLog(" 5 : all 0xff key");
1436 PrintAndLog(" 6 : 0x00-0xFF key");
1437 PrintAndLog("\n sample : hf mfu cauth k");
1438 PrintAndLog(" : hf mfu cauth k 3");
1439 return 0;
1440 }
1441
1442 uint8_t *key = default_3des_keys[keyNo];
1443 if (ulc_authentication(key, true))
1444 PrintAndLog("Authentication successful. 3des key: %s",sprint_hex(key, 16));
1445 else
1446 PrintAndLog("Authentication failed");
1447
1448 return 0;
1449 }
1450
1451 /**
1452 A test function to validate that the polarssl-function works the same
1453 was as the openssl-implementation.
1454 Commented out, since it requires openssl
1455
1456 int CmdTestDES(const char * cmd)
1457 {
1458 uint8_t key[16] = {0x00};
1459
1460 memcpy(key,key3_3des_data,16);
1461 DES_cblock RndA, RndB;
1462
1463 PrintAndLog("----------OpenSSL DES implementation----------");
1464 {
1465 uint8_t e_RndB[8] = {0x00};
1466 unsigned char RndARndB[16] = {0x00};
1467
1468 DES_cblock iv = { 0 };
1469 DES_key_schedule ks1,ks2;
1470 DES_cblock key1,key2;
1471
1472 memcpy(key,key3_3des_data,16);
1473 memcpy(key1,key,8);
1474 memcpy(key2,key+8,8);
1475
1476
1477 DES_set_key((DES_cblock *)key1,&ks1);
1478 DES_set_key((DES_cblock *)key2,&ks2);
1479
1480 DES_random_key(&RndA);
1481 PrintAndLog(" RndA:%s",sprint_hex(RndA, 8));
1482 PrintAndLog(" e_RndB:%s",sprint_hex(e_RndB, 8));
1483 //void DES_ede2_cbc_encrypt(const unsigned char *input,
1484 // unsigned char *output, long length, DES_key_schedule *ks1,
1485 // DES_key_schedule *ks2, DES_cblock *ivec, int enc);
1486 DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0);
1487
1488 PrintAndLog(" RndB:%s",sprint_hex(RndB, 8));
1489 rol(RndB,8);
1490 memcpy(RndARndB,RndA,8);
1491 memcpy(RndARndB+8,RndB,8);
1492 PrintAndLog(" RA+B:%s",sprint_hex(RndARndB, 16));
1493 DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1);
1494 PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16));
1495
1496 }
1497 PrintAndLog("----------PolarSSL implementation----------");
1498 {
1499 uint8_t random_a[8] = { 0 };
1500 uint8_t enc_random_a[8] = { 0 };
1501 uint8_t random_b[8] = { 0 };
1502 uint8_t enc_random_b[8] = { 0 };
1503 uint8_t random_a_and_b[16] = { 0 };
1504 des3_context ctx = { 0 };
1505
1506 memcpy(random_a, RndA,8);
1507
1508 uint8_t output[8] = { 0 };
1509 uint8_t iv[8] = { 0 };
1510
1511 PrintAndLog(" RndA :%s",sprint_hex(random_a, 8));
1512 PrintAndLog(" e_RndB:%s",sprint_hex(enc_random_b, 8));
1513
1514 des3_set2key_dec(&ctx, key);
1515
1516 des3_crypt_cbc(&ctx // des3_context *ctx
1517 , DES_DECRYPT // int mode
1518 , sizeof(random_b) // size_t length
1519 , iv // unsigned char iv[8]
1520 , enc_random_b // const unsigned char *input
1521 , random_b // unsigned char *output
1522 );
1523
1524 PrintAndLog(" RndB:%s",sprint_hex(random_b, 8));
1525
1526 rol(random_b,8);
1527 memcpy(random_a_and_b ,random_a,8);
1528 memcpy(random_a_and_b+8,random_b,8);
1529
1530 PrintAndLog(" RA+B:%s",sprint_hex(random_a_and_b, 16));
1531
1532 des3_set2key_enc(&ctx, key);
1533
1534 des3_crypt_cbc(&ctx // des3_context *ctx
1535 , DES_ENCRYPT // int mode
1536 , sizeof(random_a_and_b) // size_t length
1537 , enc_random_b // unsigned char iv[8]
1538 , random_a_and_b // const unsigned char *input
1539 , random_a_and_b // unsigned char *output
1540 );
1541
1542 PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16));
1543 }
1544 return 0;
1545 }
1546 **/
1547
1548 //
1549 // Mifare Ultralight C - Set password
1550 //
1551 int CmdHF14AMfucSetPwd(const char *Cmd){
1552
1553 uint8_t pwd[16] = {0x00};
1554
1555 char cmdp = param_getchar(Cmd, 0);
1556
1557 if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') {
1558 PrintAndLog("Usage: hf mfu setpwd <password (32 hex symbols)>");
1559 PrintAndLog(" [password] - (32 hex symbols)");
1560 PrintAndLog("");
1561 PrintAndLog("sample: hf mfu setpwd 000102030405060708090a0b0c0d0e0f");
1562 PrintAndLog("");
1563 return 0;
1564 }
1565
1566 if (param_gethex(Cmd, 0, pwd, 32)) {
1567 PrintAndLog("Password must include 32 HEX symbols");
1568 return 1;
1569 }
1570
1571 UsbCommand c = {CMD_MIFAREUC_SETPWD};
1572 memcpy( c.d.asBytes, pwd, 16);
1573 clearCommandBuffer();
1574 SendCommand(&c);
1575
1576 UsbCommand resp;
1577
1578 if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1579 if ( (resp.arg[0] & 0xff) == 1)
1580 PrintAndLog("Ultralight-C new password: %s", sprint_hex(pwd,16));
1581 else{
1582 PrintAndLog("Failed writing at block %d", resp.arg[1] & 0xff);
1583 return 1;
1584 }
1585 }
1586 else {
1587 PrintAndLog("command execution time out");
1588 return 1;
1589 }
1590
1591 return 0;
1592 }
1593
1594 //
1595 // Magic UL / UL-C tags - Set UID
1596 //
1597 int CmdHF14AMfucSetUid(const char *Cmd){
1598
1599 UsbCommand c;
1600 UsbCommand resp;
1601 uint8_t uid[7] = {0x00};
1602 char cmdp = param_getchar(Cmd, 0);
1603
1604 if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') {
1605 PrintAndLog("Usage: hf mfu setuid <uid (14 hex symbols)>");
1606 PrintAndLog(" [uid] - (14 hex symbols)");
1607 PrintAndLog("\nThis only works for Magic Ultralight tags.");
1608 PrintAndLog("");
1609 PrintAndLog("sample: hf mfu setuid 11223344556677");
1610 PrintAndLog("");
1611 return 0;
1612 }
1613
1614 if (param_gethex(Cmd, 0, uid, 14)) {
1615 PrintAndLog("UID must include 14 HEX symbols");
1616 return 1;
1617 }
1618
1619 // read block2.
1620 c.cmd = CMD_MIFAREU_READBL;
1621 c.arg[0] = 2;
1622 clearCommandBuffer();
1623 SendCommand(&c);
1624 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1625 PrintAndLog("Command execute timeout");
1626 return 2;
1627 }
1628
1629 // save old block2.
1630 uint8_t oldblock2[4] = {0x00};
1631 memcpy(resp.d.asBytes, oldblock2, 4);
1632
1633 // block 0.
1634 c.cmd = CMD_MIFAREU_WRITEBL;
1635 c.arg[0] = 0;
1636 c.d.asBytes[0] = uid[0];
1637 c.d.asBytes[1] = uid[1];
1638 c.d.asBytes[2] = uid[2];
1639 c.d.asBytes[3] = 0x88 ^ uid[0] ^ uid[1] ^ uid[2];
1640 clearCommandBuffer();
1641 SendCommand(&c);
1642 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1643 PrintAndLog("Command execute timeout");
1644 return 3;
1645 }
1646
1647 // block 1.
1648 c.arg[0] = 1;
1649 c.d.asBytes[0] = uid[3];
1650 c.d.asBytes[1] = uid[4];
1651 c.d.asBytes[2] = uid[5];
1652 c.d.asBytes[3] = uid[6];
1653 clearCommandBuffer();
1654 SendCommand(&c);
1655 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1656 PrintAndLog("Command execute timeout");
1657 return 4;
1658 }
1659
1660 // block 2.
1661 c.arg[0] = 2;
1662 c.d.asBytes[0] = uid[3] ^ uid[4] ^ uid[5] ^ uid[6];
1663 c.d.asBytes[1] = oldblock2[1];
1664 c.d.asBytes[2] = oldblock2[2];
1665 c.d.asBytes[3] = oldblock2[3];
1666 clearCommandBuffer();
1667 SendCommand(&c);
1668 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1669 PrintAndLog("Command execute timeout");
1670 return 5;
1671 }
1672
1673 return 0;
1674 }
1675
1676 int CmdHF14AMfuGenDiverseKeys(const char *Cmd){
1677
1678 uint8_t iv[8] = { 0x00 };
1679 uint8_t block = 0x07;
1680
1681 // UL-EV1
1682 //04 57 b6 e2 05 3f 80 UID
1683 //4a f8 4b 19 PWD
1684 uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E };
1685 uint8_t mifarekeyA[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 };
1686 uint8_t mifarekeyB[] = { 0xB0,0xB1,0xB2,0xB3,0xB4,0xB5 };
1687 uint8_t dkeyA[8] = { 0x00 };
1688 uint8_t dkeyB[8] = { 0x00 };
1689
1690 uint8_t masterkey[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff };
1691
1692 uint8_t mix[8] = { 0x00 };
1693 uint8_t divkey[8] = { 0x00 };
1694
1695 memcpy(mix, mifarekeyA, 4);
1696
1697 mix[4] = mifarekeyA[4] ^ uid[0];
1698 mix[5] = mifarekeyA[5] ^ uid[1];
1699 mix[6] = block ^ uid[2];
1700 mix[7] = uid[3];
1701
1702 des3_context ctx = { 0x00 };
1703 des3_set2key_enc(&ctx, masterkey);
1704
1705 des3_crypt_cbc(&ctx // des3_context
1706 , DES_ENCRYPT // int mode
1707 , sizeof(mix) // length
1708 , iv // iv[8]
1709 , mix // input
1710 , divkey // output
1711 );
1712
1713 PrintAndLog("3DES version");
1714 PrintAndLog("Masterkey :\t %s", sprint_hex(masterkey,sizeof(masterkey)));
1715 PrintAndLog("UID :\t %s", sprint_hex(uid, sizeof(uid)));
1716 PrintAndLog("Sector :\t %0d", block);
1717 PrintAndLog("Mifare key :\t %s", sprint_hex(mifarekeyA, sizeof(mifarekeyA)));
1718 PrintAndLog("Message :\t %s", sprint_hex(mix, sizeof(mix)));
1719 PrintAndLog("Diversified key: %s", sprint_hex(divkey+1, 6));
1720
1721 PrintAndLog("\n DES version");
1722
1723 for (int i=0; i < sizeof(mifarekeyA); ++i){
1724 dkeyA[i] = (mifarekeyA[i] << 1) & 0xff;
1725 dkeyA[6] |= ((mifarekeyA[i] >> 7) & 1) << (i+1);
1726 }
1727
1728 for (int i=0; i < sizeof(mifarekeyB); ++i){
1729 dkeyB[1] |= ((mifarekeyB[i] >> 7) & 1) << (i+1);
1730 dkeyB[2+i] = (mifarekeyB[i] << 1) & 0xff;
1731 }
1732
1733 uint8_t zeros[8] = {0x00};
1734 uint8_t newpwd[8] = {0x00};
1735 uint8_t dmkey[24] = {0x00};
1736 memcpy(dmkey, dkeyA, 8);
1737 memcpy(dmkey+8, dkeyB, 8);
1738 memcpy(dmkey+16, dkeyA, 8);
1739 memset(iv, 0x00, 8);
1740
1741 des3_set3key_enc(&ctx, dmkey);
1742
1743 des3_crypt_cbc(&ctx // des3_context
1744 , DES_ENCRYPT // int mode
1745 , sizeof(newpwd) // length
1746 , iv // iv[8]
1747 , zeros // input
1748 , newpwd // output
1749 );
1750
1751 PrintAndLog("Mifare dkeyA :\t %s", sprint_hex(dkeyA, sizeof(dkeyA)));
1752 PrintAndLog("Mifare dkeyB :\t %s", sprint_hex(dkeyB, sizeof(dkeyB)));
1753 PrintAndLog("Mifare ABA :\t %s", sprint_hex(dmkey, sizeof(dmkey)));
1754 PrintAndLog("Mifare Pwd :\t %s", sprint_hex(newpwd, sizeof(newpwd)));
1755
1756 return 0;
1757 }
1758
1759 // static uint8_t * diversify_key(uint8_t * key){
1760
1761 // for(int i=0; i<16; i++){
1762 // if(i<=6) key[i]^=cuid[i];
1763 // if(i>6) key[i]^=cuid[i%7];
1764 // }
1765 // return key;
1766 // }
1767
1768 // static void GenerateUIDe( uint8_t *uid, uint8_t len){
1769 // for (int i=0; i<len; ++i){
1770
1771 // }
1772 // return;
1773 // }
1774
1775 //------------------------------------
1776 // Menu Stuff
1777 //------------------------------------
1778 static command_t CommandTable[] =
1779 {
1780 {"help", CmdHelp, 1, "This help"},
1781 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
1782 {"info", CmdHF14AMfUInfo, 0, "Tag information"},
1783 {"dump", CmdHF14AMfUDump, 0, "Dump Ultralight / Ultralight-C / NTAG tag to binary file"},
1784 {"rdbl", CmdHF14AMfURdBl, 0, "Read block"},
1785 {"wrbl", CmdHF14AMfUWrBl, 0, "Write block"},
1786 {"cauth", CmdHF14AMfucAuth, 0, "Authentication - Ultralight C"},
1787 {"setpwd", CmdHF14AMfucSetPwd, 1, "Set 3des password - Ultralight-C"},
1788 {"setuid", CmdHF14AMfucSetUid, 1, "Set UID - MAGIC tags only"},
1789 {"gen", CmdHF14AMfuGenDiverseKeys , 1, "Generate 3des mifare diversified keys"},
1790 {NULL, NULL, 0, NULL}
1791 };
1792
1793 int CmdHFMFUltra(const char *Cmd){
1794 WaitForResponseTimeout(CMD_ACK,NULL,100);
1795 CmdsParse(CommandTable, Cmd);
1796 return 0;
1797 }
1798
1799 int CmdHelp(const char *Cmd){
1800 CmdsHelp(CommandTable);
1801 return 0;
1802 }
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