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ADD: added the new magic detection, where we send a partial ISO14443A_CMD_WRITEBLOC...
[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 #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 "../common/protocols.h"
17
18 #define MAX_UL_BLOCKS 0x0f
19 #define MAX_ULC_BLOCKS 0x2f
20 #define MAX_ULEV1a_BLOCKS 0x0b
21 #define MAX_ULEV1b_BLOCKS 0x20
22 #define MAX_NTAG_213 0x2c
23 #define MAX_NTAG_215 0x86
24 #define MAX_NTAG_216 0xe6
25
26 typedef enum TAGTYPE_UL {
27 UNKNOWN = 0x0000,
28 UL = 0x0001,
29 UL_C = 0x0002,
30 UL_EV1_48 = 0x0004,
31 UL_EV1_128 = 0x0008,
32 NTAG = 0x0010,
33 NTAG_213 = 0x0020,
34 NTAG_215 = 0x0040,
35 NTAG_216 = 0x0080,
36 MAGIC = 0x0100,
37 UL_MAGIC = UL | MAGIC,
38 UL_C_MAGIC = UL_C | MAGIC,
39 UL_ERROR = 0xFFFF,
40 } TagTypeUL_t;
41
42 uint8_t default_3des_keys[7][16] = {
43 { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key
44 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes
45 { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F
46 { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key
47 { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 },// all ones
48 { 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF },// all FF
49 { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF } // 11 22 33
50 };
51
52 uint8_t default_pwd_pack[3][4] = {
53 {0xFF,0xFF,0xFF,0xFF}, // PACK 0x00,0x00 -- factory default
54 {0x4A,0xF8,0x4B,0x19}, // PACK 0xE5,0xBE -- italian bus (sniffed)
55 {0x05,0x22,0xE6,0xB4} // PACK 0x80,0x80 -- Amiiboo (sniffed)
56 };
57
58 static int CmdHelp(const char *Cmd);
59
60 char* getProductTypeStr( uint8_t id){
61
62 static char buf[20];
63 char *retStr = buf;
64
65 switch(id) {
66 case 3:
67 sprintf(retStr, "0x%02X %s", id, "(Ultralight)");
68 break;
69 case 4:
70 sprintf(retStr, "0x%02X %s", id, "(NTAG)");
71 break;
72 default:
73 sprintf(retStr, "0x%02X %s", id, "(unknown)");
74 break;
75 }
76 return buf;
77 }
78
79 /*
80 The 7 MSBits (=n) code the storage size itself based on 2^n,
81 the LSBit is set to '0' if the size is exactly 2^n
82 and set to '1' if the storage size is between 2^n and 2^(n+1).
83 */
84 char* getUlev1CardSizeStr( uint8_t fsize ){
85
86 static char buf[30];
87 char *retStr = buf;
88
89 uint8_t usize = 1 << ((fsize >>1) + 1);
90 uint8_t lsize = 1 << (fsize >>1);
91
92 // is LSB set?
93 if ( fsize & 1 )
94 sprintf(retStr, "0x%02X (%u - %u bytes)",fsize, usize, lsize);
95 else
96 sprintf(retStr, "0x%02X (%u bytes)", fsize, lsize);
97 return buf;
98 }
99
100 static void ul_switch_on_field(void) {
101 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
102 SendCommand(&c);
103 }
104
105 static void ul_switch_off_field(void) {
106 UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
107 SendCommand(&c);
108 }
109
110 static int ul_send_cmd_raw( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength ) {
111 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT | ISO14A_APPEND_CRC, cmdlen, 0}};
112 memcpy(c.d.asBytes, cmd, cmdlen);
113 SendCommand(&c);
114 UsbCommand resp;
115 if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return -1;
116 if ( !resp.arg[0] && responseLength) return -1;
117
118 uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
119 memcpy(response, resp.d.asBytes, resplen);
120 return resplen;
121 }
122 /*
123 static int ul_send_cmd_raw_crc( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength, bool append_crc ) {
124
125 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT , cmdlen, 0}};
126 if (append_crc)
127 c.arg[0] |= ISO14A_APPEND_CRC;
128
129 memcpy(c.d.asBytes, cmd, cmdlen);
130 SendCommand(&c);
131 UsbCommand resp;
132 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
133
134 uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
135 if (resp.arg[0] > 0) {
136 memcpy(response, resp.d.asBytes, resplen );
137 return resplen;
138 } else return -1;
139 }
140 */
141 static int ul_select( iso14a_card_select_t *card ){
142
143 ul_switch_on_field();
144
145 UsbCommand resp;
146 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
147 if (resp.arg[0] < 0) return -1;
148
149 memcpy(card, resp.d.asBytes, sizeof(iso14a_card_select_t));
150
151 return resp.arg[0];
152 }
153
154 // This read command will at least return 16bytes.
155 static int ul_read( uint8_t page, uint8_t *response, uint16_t responseLength ){
156
157 uint8_t cmd[] = {ISO14443A_CMD_READBLOCK, page};
158 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
159 if ( len == -1 )
160 ul_switch_off_field();
161 return len;
162 }
163
164 static int ul_comp_write( uint8_t page, uint8_t *data, uint8_t datalen ){
165
166 uint8_t cmd[18];
167 memset(cmd, 0x00, sizeof(cmd));
168 datalen = ( datalen > 16) ? 16 : datalen;
169
170 cmd[0] = ISO14443A_CMD_WRITEBLOCK;
171 cmd[1] = page;
172 memcpy(cmd+2, data, datalen);
173
174 uint8_t response[1] = {0xff};
175 int len = ul_send_cmd_raw(cmd, 2+datalen, response, sizeof(response));
176 if ( len == -1 )
177 ul_switch_off_field();
178 // ACK
179 if ( response[0] == 0x0a ) return 0;
180 // NACK
181 return -1;
182 }
183
184 static int ulc_requestAuthentication( uint8_t blockNo, uint8_t *nonce, uint16_t nonceLength ){
185
186 uint8_t cmd[] = {MIFARE_ULC_AUTH_1, blockNo};
187 int len = ul_send_cmd_raw(cmd, sizeof(cmd), nonce, nonceLength);
188 if ( len == -1 )
189 ul_switch_off_field();
190 return len;
191 }
192
193 static int ulev1_requestAuthentication( uint8_t *pwd, uint8_t *pack, uint16_t packLength ){
194
195 uint8_t cmd[] = {MIFARE_ULEV1_AUTH, pwd[0], pwd[1], pwd[2], pwd[3]};
196 int len = ul_send_cmd_raw(cmd, sizeof(cmd), pack, packLength);
197 if ( len == -1)
198 ul_switch_off_field();
199 return len;
200 }
201
202 static int ulev1_getVersion( uint8_t *response, uint16_t responseLength ){
203
204 uint8_t cmd[] = {MIFARE_ULEV1_VERSION};
205 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
206 if ( len == -1 )
207 ul_switch_off_field();
208 return len;
209 }
210
211 // static int ulev1_fastRead( uint8_t startblock, uint8_t endblock, uint8_t *response ){
212
213 // uint8_t cmd[] = {MIFARE_ULEV1_FASTREAD, startblock, endblock};
214
215 // if ( !ul_send_cmd_raw(cmd, sizeof(cmd), response)){
216 // ul_switch_off_field();
217 // return -1;
218 // }
219 // return 0;
220 // }
221
222 static int ulev1_readCounter( uint8_t counter, uint8_t *response, uint16_t responseLength ){
223
224 uint8_t cmd[] = {MIFARE_ULEV1_READ_CNT, counter};
225 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
226 if (len == -1)
227 ul_switch_off_field();
228 return len;
229 }
230
231 static int ulev1_readSignature( uint8_t *response, uint16_t responseLength ){
232
233 uint8_t cmd[] = {MIFARE_ULEV1_READSIG, 0x00};
234 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
235 if (len == -1)
236 ul_switch_off_field();
237 return len;
238 }
239
240 static int ul_print_default( uint8_t *data){
241
242 uint8_t uid[7];
243
244 uid[0] = data[0];
245 uid[1] = data[1];
246 uid[2] = data[2];
247 uid[3] = data[4];
248 uid[4] = data[5];
249 uid[5] = data[6];
250 uid[6] = data[7];
251
252 PrintAndLog(" UID : %s ", sprint_hex(uid, 7));
253 PrintAndLog(" UID[0] : (Manufacturer Byte) = %02x, Manufacturer: %s", uid[0], getTagInfo(uid[0]) );
254
255 // BBC
256 // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2
257 int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2];
258 if ( data[3] == crc0 )
259 PrintAndLog(" BCC0 : 0x%02X - Ok", data[3]);
260 else
261 PrintAndLog(" BCC0 : 0x%02X - crc should be %02x", data[3], crc0);
262
263 int crc1 = data[4] ^ data[5] ^ data[6] ^data[7];
264 if ( data[8] == crc1 )
265 PrintAndLog(" BCC1 : 0x%02X - Ok", data[8]);
266 else
267 PrintAndLog(" BCC1 : 0x%02X - crc should be 0x%02X", data[8], crc1 );
268
269 PrintAndLog(" Internal : 0x%02X - %s default", data[9], (data[9]==0x48)?"":"not" );
270 PrintAndLog(" Lock : %s - %s", sprint_hex(data+10, 2),printBits( 2, data+10) );
271 PrintAndLog("OneTimePad : %s ", sprint_hex(data + 12, 4));
272 PrintAndLog("");
273 return 0;
274 }
275
276 static int ntag_print_CC(uint8_t *data) {
277 if(data[0] != 0xe1) {
278 PrintAndLog("no NDEF message");
279 return -1; // no NDEF message
280 }
281
282 PrintAndLog("Capability Container: %s", sprint_hex(data,4) );
283 PrintAndLog(" %02X: NDEF Magic Number", data[0]);
284 PrintAndLog(" %02X: version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f);
285 PrintAndLog(" %02X: Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8);
286 if ( data[2] == 0x12 )
287 PrintAndLog(" %02X: NDEF Memory Size: &d bytes", data[2], 144);
288 else if ( data[2] == 0x3e )
289 PrintAndLog(" %02X: NDEF Memory Size: &d bytes", data[2], 496);
290 else if ( data[2] == 0x6d )
291 PrintAndLog(" %02X: NDEF Memory Size: &d bytes", data[2], 872);
292
293 PrintAndLog(" %02X: %s / %s", data[3],
294 (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security",
295 (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)");
296 return 0;
297 }
298
299 static int ulev1_print_version(uint8_t *data){
300 PrintAndLog("\n--- UL-EV1 / NTAG Version");
301 PrintAndLog(" Raw bytes : %s", sprint_hex(data, 8) );
302 PrintAndLog(" Vendor ID : 0x%02X, Manufacturer: %s", data[1], getTagInfo(data[1]));
303 PrintAndLog(" Product type : %s" , getProductTypeStr(data[2]));
304 PrintAndLog(" Product subtype : 0x%02X %s" , data[3], (data[3]==1) ?"17 pF":"50pF");
305 PrintAndLog(" Major version : 0x%02X" , data[4]);
306 PrintAndLog(" Minor version : 0x%02X" , data[5]);
307 PrintAndLog(" Size : %s", getUlev1CardSizeStr(data[6]));
308 PrintAndLog(" Protocol type : 0x%02X" , data[7]);
309 return 0;
310 }
311
312 static int ul_print_type(uint16_t tagtype){
313 if ( tagtype & UL )
314 PrintAndLog(" TYPE : MIFARE Ultralight (MF0ICU1) %s", (tagtype & MAGIC)?"<magic>":"");
315 else if ( tagtype & UL_C)
316 PrintAndLog(" TYPE : MIFARE Ultralight C (MF0ULC) %s [%x]", (tagtype & MAGIC)?"<magic>":"", tagtype );
317 else if ( tagtype & UL_EV1_48)
318 PrintAndLog(" TYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)");
319 else if ( tagtype & UL_EV1_128)
320 PrintAndLog(" TYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)");
321 else if ( tagtype & NTAG_213 )
322 PrintAndLog(" TYPE : MIFARE NTAG 213 144bytes (NT2H1311G0DU)");
323 else if ( tagtype & NTAG_215 )
324 PrintAndLog(" TYPE : MIFARE NTAG 215 504bytes (NT2H1511G0DU)");
325 else if ( tagtype & NTAG_216 )
326 PrintAndLog(" TYPE : MIFARE NTAG 216 888bytes (NT2H1611G0DU)");
327 else
328 PrintAndLog(" TYPE : Unknown %04x",tagtype);
329 return 0;
330 }
331
332 static int ulc_print_3deskey( uint8_t *data){
333 PrintAndLog(" deskey1 [44/0x2C]: %s", sprint_hex(data ,4));
334 PrintAndLog(" deskey1 [45/0x2D]: %s", sprint_hex(data+4 ,4));
335 PrintAndLog(" deskey2 [46/0x2E]: %s", sprint_hex(data+8 ,4));
336 PrintAndLog(" deskey2 [47/0x2F]: %s", sprint_hex(data+12,4));
337 PrintAndLog(" 3des key : %s", sprint_hex(SwapEndian64(data, 16), 16));
338 return 0;
339 }
340
341 static int ulc_print_configuration( uint8_t *data){
342
343 PrintAndLog("--- UL-C Configuration");
344 PrintAndLog(" Higher Lockbits [40/0x28]: %s %s", sprint_hex(data, 4), printBits(2, data));
345 PrintAndLog(" Counter [41/0x29]: %s %s", sprint_hex(data+4, 4), printBits(2, data+4));
346
347 bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
348 if ( validAuth )
349 PrintAndLog(" Auth0 [42/0x2A]: %s - Pages above %d needs authentication", sprint_hex(data+8, 4), data[8] );
350 else{
351 if ( data[8] == 0){
352 PrintAndLog(" Auth0 [42/0x2A]: %s - default", sprint_hex(data+8, 4) );
353 } else {
354 PrintAndLog(" Auth0 [42/0x2A]: %s - auth byte is out-of-range", sprint_hex(data+8, 4) );
355 }
356 }
357 PrintAndLog(" Auth1 [43/0x2B]: %s - %s",
358 sprint_hex(data+12, 4),
359 (data[12] & 1) ? "write access restricted": "read and write access restricted"
360 );
361 return 0;
362 }
363
364 static int ulev1_print_configuration( uint8_t *data){
365
366 PrintAndLog("\n--- UL-EV1 Configuration");
367
368 bool strg_mod_en = (data[0] & 2);
369 uint8_t authlim = (data[4] & 0x07);
370 bool cfglck = (data[4] & 0x40);
371 bool prot = (data[4] & 0x80);
372 uint8_t vctid = data[5];
373
374 PrintAndLog(" cfg0 [16/0x10]: %s", sprint_hex(data, 4));
375 PrintAndLog(" - pages above %d needs authentication",data[3]);
376 PrintAndLog(" - strong modulation mode %s", (strg_mod_en) ? "enabled":"disabled");
377 PrintAndLog(" cfg1 [17/0x11]: %s", sprint_hex(data+4, 4) );
378 if ( authlim == 0)
379 PrintAndLog(" - Max number of password attempts is unlimited");
380 else
381 PrintAndLog(" - Max number of password attempts is %d", authlim);
382 PrintAndLog(" - user configuration %s", cfglck ? "permanently locked":"writeable");
383 PrintAndLog(" - %s access is protected with password", prot ? "read and write":"write");
384 PrintAndLog(" 0x%02X - Virtual Card Type Identifier is %s default", vctid, (vctid==0x05)? "":"not");
385 PrintAndLog(" PWD [18/0x12]: %s", sprint_hex(data+8, 4));
386 PrintAndLog(" PACK [19/0x13]: %s", sprint_hex(data+12, 4));
387 return 0;
388 }
389
390 static int ulev1_print_counters(){
391 PrintAndLog("--- UL-EV1 Counters");
392 uint8_t counter[3] = {0,0,0};
393 for ( uint8_t i = 0; i<3; ++i) {
394 ulev1_readCounter(i,counter, sizeof(counter) );
395 PrintAndLog(" [0x%0d] : %s", i, sprint_hex(counter,3));
396 }
397 return 0;
398 }
399
400 static int ulev1_print_signature( uint8_t *data, uint8_t len){
401 PrintAndLog("\n--- UL-EV1 Signature");
402 PrintAndLog("IC signature public key name : NXP NTAG21x 2013");
403 PrintAndLog("IC signature public key value : 04494e1a386d3d3cfe3dc10e5de68a499b1c202db5b132393e89ed19fe5be8bc61");
404 PrintAndLog(" Elliptic curve parameters : secp128r1");
405 PrintAndLog(" Tag ECC Signature : %s", sprint_hex(data, len));
406 //to do: verify if signature is valid
407 //PrintAndLog("IC signature status: %s valid", (iseccvalid() )?"":"not");
408 return 0;
409 }
410
411 static int ulc_magic_test(){
412 // Magic Ultralight test
413 // Magic UL-C, by observation,
414 // 1) it seems to have a static nonce response to 0x1A command.
415 // 2) the deskey bytes is not-zero:d out on as datasheet states.
416 // 3) UID - changeable, not only, but pages 0-1-2-3.
417 // 4) use the ul_magic_test ! magic tags answers specially!
418 int returnValue = UL_ERROR;
419 iso14a_card_select_t card;
420 uint8_t nonce1[11] = {0x00};
421 uint8_t nonce2[11] = {0x00};
422 int status = ul_select(&card);
423 if ( status < 1 ){
424 PrintAndLog("Error: couldn't select ulc_magic_test");
425 ul_switch_off_field();
426 return UL_ERROR;
427 }
428 status = ulc_requestAuthentication(0, nonce1, sizeof(nonce1));
429 if ( status > 0 ) {
430 status = ulc_requestAuthentication(0, nonce2, sizeof(nonce2));
431 returnValue = ( !memcmp(nonce1, nonce2, 11) ) ? UL_C_MAGIC : UL_C;
432 } else {
433 returnValue = UL;
434 }
435 ul_switch_off_field();
436 return returnValue;
437 }
438
439 static int ul_magic_test(){
440
441 // Magic Ultralight test
442 // 1) It takes present UID, and tries to write it back. OBSOLETE
443 // 2) make a wrong length write to page0, and see if tag answers with ACK/NACK:
444 iso14a_card_select_t card;
445 int status = ul_select(&card);
446 if ( status < 1 ){
447 PrintAndLog("Error: couldn't select ul_magic_test");
448 ul_switch_off_field();
449 return UL_ERROR;
450 }
451 status = ul_comp_write(0, NULL, 0);
452 ul_switch_off_field();
453 if ( status == 0)
454 return UL_MAGIC;
455 return UL;
456 }
457
458 uint16_t GetHF14AMfU_Type(void){
459
460 TagTypeUL_t tagtype = UNKNOWN;
461 iso14a_card_select_t card;
462 uint8_t version[10] = {0x00};
463 int status = 0;
464 int len;
465
466 status = ul_select(&card);
467 if ( status < 1 ){
468 PrintAndLog("Error: couldn't select");
469 ul_switch_off_field();
470 return UL_ERROR;
471 }
472 // Ultralight - ATQA / SAK
473 if ( card.atqa[1] != 0x00 || card.atqa[0] != 0x44 || card.sak != 0x00 ) {
474 PrintAndLog("Tag is not UL or NTAG. [ATQA: %02X %02x SAK: %02X]", card.atqa[1],card.atqa[0],card.sak);
475 ul_switch_off_field();
476 return UL_ERROR;
477 }
478
479 len = ulev1_getVersion(version, sizeof(version));
480 ul_switch_off_field();
481
482 switch (len) {
483 case 0x0A: {
484
485 if ( version[2] == 0x03 && version[6] == 0x0B )
486 tagtype = UL_EV1_48;
487 else if ( version[2] == 0x03 && version[6] != 0x0B )
488 tagtype = UL_EV1_128;
489 else if ( version[2] == 0x04 && version[6] == 0x0F )
490 tagtype = NTAG_213;
491 else if ( version[2] == 0x04 && version[6] != 0x11 )
492 tagtype = NTAG_215;
493 else if ( version[2] == 0x04 && version[6] == 0x13 )
494 tagtype = NTAG_216;
495 else if ( version[2] == 0x04 )
496 tagtype = NTAG;
497
498 break;
499 }
500 case 0x01: tagtype = UL_C; break;
501 case 0x00: tagtype = UL; break;
502 case -1: tagtype = (UL | UL_C); break;
503 default: tagtype = UNKNOWN; break;
504 }
505
506 if ((tagtype & ( UL_C | UL ))) tagtype = ulc_magic_test();
507 if ( (tagtype & UL) ) tagtype = ul_magic_test();
508
509 return tagtype;
510 }
511
512 int CmdHF14AMfUInfo(const char *Cmd){
513
514 uint8_t authlim = 0xff;
515 uint8_t data[16] = {0x00};
516 iso14a_card_select_t card;
517 uint8_t *key;
518 int status;
519
520 TagTypeUL_t tagtype = GetHF14AMfU_Type();
521 if (tagtype == UL_ERROR) return -1;
522
523 PrintAndLog("\n--- Tag Information ---------");
524 PrintAndLog("-------------------------------------------------------------");
525 ul_print_type(tagtype);
526
527 status = ul_select(&card);
528 if ( status < 1 ){
529 PrintAndLog("Error: couldn't select");
530 ul_switch_off_field();
531 return status;
532 }
533
534 // read pages 0,1,2,4 (should read 4pages)
535 status = ul_read(0, data, sizeof(data));
536 if ( status == -1 ){
537 PrintAndLog("Error: tag didn't answer to READ A");
538 ul_switch_off_field();
539 return status;
540 }
541
542 ul_print_default(data);
543
544 if ((tagtype & UL_C)){
545
546 // lookup lockbits before?
547 // read pages 0x28, 0x29, 0x2A, 0x2B
548 // tag may be locked
549 uint8_t ulc_conf[16] = {0x00};
550 status = ul_read(0x28, ulc_conf, sizeof(ulc_conf));
551 if ( status == -1 ){
552 PrintAndLog("Error: tag didn't answer to READ - possibly locked");
553 } else {
554 ulc_print_configuration(ulc_conf);
555 }
556
557 if ((tagtype & MAGIC)){
558
559 uint8_t ulc_deskey[16] = {0x00};
560 status = ul_read(0x2C, ulc_deskey, sizeof(ulc_deskey));
561 if ( status == -1 ){
562 PrintAndLog("Error: tag didn't answer to READ B");
563 ul_switch_off_field();
564 return status;
565 }
566
567 ulc_print_3deskey(ulc_deskey);
568
569 }
570 else {
571 PrintAndLog("Trying some default 3des keys");
572 ul_switch_off_field();
573 for (uint8_t i = 0; i < 7; ++i ){
574 key = default_3des_keys[i];
575 if (try3DesAuthentication(key) == 1){
576 PrintAndLog("Found default 3des key: %s", sprint_hex(key,16));
577 return 0;
578 }
579 }
580 }
581 }
582
583 if ((tagtype & (UL_EV1_48 | UL_EV1_128))) {
584
585 uint8_t startconfigblock = (tagtype & UL_EV1_48) ? 0x10 : 0x25;
586 uint8_t ulev1_conf[16] = {0x00};
587 status = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
588 if ( status == -1 ){
589 PrintAndLog("Error: tag didn't answer to READ C");
590 ul_switch_off_field();
591 return status;
592 }
593 // save AUTHENTICATION LIMITS for later:
594 authlim = (ulev1_conf[4] & 0x07);
595
596 ulev1_print_configuration(ulev1_conf);
597
598 uint8_t ulev1_signature[32] = {0x00};
599 status = ulev1_readSignature( ulev1_signature, sizeof(ulev1_signature));
600 if ( status == -1 ){
601 PrintAndLog("Error: tag didn't answer to READ SIGNATURE");
602 ul_switch_off_field();
603 return status;
604 }
605 ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature));
606
607 ulev1_print_counters();
608 }
609
610 if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216))) {
611
612 uint8_t version[10] = {0x00};
613 status = ulev1_getVersion(version, sizeof(version));
614 if ( status == -1 ){
615 PrintAndLog("Error: tag didn't answer to GETVERSION");
616 ul_switch_off_field();
617 return status;
618 }
619 ulev1_print_version(version);
620
621 // AUTHLIMIT, (number of failed authentications)
622 // 0 = limitless.
623 // 1-7 = ... should we even try then?
624 if ( authlim == 0 ){
625 PrintAndLog("\n--- Known EV1/NTAG passwords.");
626
627 uint8_t pack[4] = {0,0,0,0};
628
629 for (uint8_t i = 0; i < 3; ++i ){
630 key = default_pwd_pack[i];
631 if ( ulev1_requestAuthentication(key, pack, sizeof(pack)) > -1 ){
632 PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]);
633 }
634 }
635 ul_switch_off_field();
636 }
637 }
638
639 if ((tagtype & (NTAG_213 | NTAG_215 | NTAG_216))){
640
641 PrintAndLog("\n--- NTAG NDEF Message");
642 uint8_t cc[16] = {0x00};
643 status = ul_read(2, cc, sizeof(cc));
644 if ( status == -1 ){
645 PrintAndLog("Error: tag didn't answer to READ D");
646 ul_switch_off_field();
647 return status;
648 }
649 ntag_print_CC(cc);
650 }
651
652 ul_switch_off_field();
653 return 0;
654 }
655
656 //
657 // Mifare Ultralight Write Single Block
658 //
659 int CmdHF14AMfUWrBl(const char *Cmd){
660 uint8_t blockNo = -1;
661 bool chinese_card = FALSE;
662 uint8_t bldata[16] = {0x00};
663 UsbCommand resp;
664
665 char cmdp = param_getchar(Cmd, 0);
666 if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') {
667 PrintAndLog("Usage: hf mfu wrbl <block number> <block data (8 hex symbols)> [w]");
668 PrintAndLog(" [block number]");
669 PrintAndLog(" [block data] - (8 hex symbols)");
670 PrintAndLog(" [w] - Chinese magic ultralight tag");
671 PrintAndLog("");
672 PrintAndLog(" sample: hf mfu wrbl 0 01020304");
673 PrintAndLog("");
674 return 0;
675 }
676
677 blockNo = param_get8(Cmd, 0);
678
679 if (blockNo > MAX_UL_BLOCKS){
680 PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
681 return 1;
682 }
683
684 if (param_gethex(Cmd, 1, bldata, 8)) {
685 PrintAndLog("Block data must include 8 HEX symbols");
686 return 1;
687 }
688
689 if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) {
690 chinese_card = TRUE;
691 }
692
693 if ( blockNo <= 3) {
694 if (!chinese_card){
695 PrintAndLog("Access Denied");
696 } else {
697 PrintAndLog("--specialblock no:%02x", blockNo);
698 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
699 UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
700 memcpy(d.d.asBytes,bldata, 4);
701 SendCommand(&d);
702 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
703 uint8_t isOK = resp.arg[0] & 0xff;
704 PrintAndLog("isOk:%02x", isOK);
705 } else {
706 PrintAndLog("Command execute timeout");
707 }
708 }
709 } else {
710 PrintAndLog("--block no:%02x", blockNo);
711 PrintAndLog("--data: %s", sprint_hex(bldata, 4));
712 UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
713 memcpy(e.d.asBytes,bldata, 4);
714 SendCommand(&e);
715 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
716 uint8_t isOK = resp.arg[0] & 0xff;
717 PrintAndLog("isOk:%02x", isOK);
718 } else {
719 PrintAndLog("Command execute timeout");
720 }
721 }
722 return 0;
723 }
724
725 //
726 // Mifare Ultralight Read Single Block
727 //
728 int CmdHF14AMfURdBl(const char *Cmd){
729
730 UsbCommand resp;
731 uint8_t blockNo = -1;
732 char cmdp = param_getchar(Cmd, 0);
733
734 if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
735 PrintAndLog("Usage: hf mfu rdbl <block number>");
736 PrintAndLog(" sample: hfu mfu rdbl 0");
737 return 0;
738 }
739
740 blockNo = param_get8(Cmd, 0);
741
742 if (blockNo > MAX_UL_BLOCKS){
743 PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight");
744 return 1;
745 }
746
747 UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
748 SendCommand(&c);
749
750
751 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
752 uint8_t isOK = resp.arg[0] & 0xff;
753 if (isOK) {
754 uint8_t *data = resp.d.asBytes;
755 PrintAndLog("Block: %0d (0x%02X) [ %s]", (int)blockNo, blockNo, sprint_hex(data, 4));
756 }
757 else {
758 PrintAndLog("Failed reading block: (%02x)", isOK);
759 }
760 } else {
761 PrintAndLog("Command execute time-out");
762 }
763
764 return 0;
765 }
766
767 int usage_hf_mfu_dump(void)
768 {
769 PrintAndLog("Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
770 PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
771 PrintAndLog("It autodetects card type.\n");
772 PrintAndLog("Usage: hf mfu dump k <key> n <filename w/o .bin>");
773 PrintAndLog(" Options : ");
774 PrintAndLog(" k <key> : Enter key for authentication");
775 PrintAndLog(" n <FN > : Enter filename w/o .bin to save the dump as");
776 PrintAndLog(" s : Swap entered key's endianness for auth");
777 PrintAndLog("");
778 PrintAndLog(" sample : hf mfu dump");
779 PrintAndLog(" : hf mfu dump n myfile");
780 return 0;
781 }
782 //
783 // Mifare Ultralight / Ultralight-C / Ultralight-EV1
784 // Read and Dump Card Contents, using auto detection of tag size.
785 //
786 // TODO: take a password to read UL-C / UL-EV1 tags.
787 int CmdHF14AMfUDump(const char *Cmd){
788
789 FILE *fout;
790 char filename[FILE_PATH_SIZE] = {0x00};
791 char * fnameptr = filename;
792 char* str = "Dumping Ultralight%s%s Card Data...";
793 uint8_t *lockbytes_t = NULL;
794 uint8_t lockbytes[2] = {0x00};
795 uint8_t *lockbytes_t2 = NULL;
796 uint8_t lockbytes2[2] = {0x00};
797 bool bit[16] = {0x00};
798 bool bit2[16] = {0x00};
799 uint8_t data[1024] = {0x00};
800 bool hasPwd = false;
801 int i = 0;
802 int Pages = 16;
803 bool tmplockbit = false;
804 uint8_t dataLen=0;
805 uint8_t cmdp =0;
806 uint8_t key[16] = {0x00};
807 uint8_t *keyPtr = key;
808 size_t fileNlen = 0;
809 bool errors = false;
810 bool swapEndian = false;
811
812 while(param_getchar(Cmd, cmdp) != 0x00)
813 {
814 switch(param_getchar(Cmd, cmdp))
815 {
816 case 'h':
817 case 'H':
818 return usage_hf_mfu_dump();
819 case 'k':
820 case 'K':
821 dataLen = param_gethex(Cmd, cmdp+1, data, 32);
822 if (dataLen) {
823 errors = true;
824 } else {
825 memcpy(key, data, 16);
826 }
827 cmdp += 2;
828 hasPwd = true;
829 break;
830 case 'n':
831 case 'N':
832 fileNlen = param_getstr(Cmd, cmdp+1, filename);
833 if (!fileNlen) errors = true;
834 if (fileNlen > FILE_PATH_SIZE-5) fileNlen = FILE_PATH_SIZE-5;
835 cmdp += 2;
836 break;
837 case 's':
838 swapEndian = true;
839 cmdp++;
840 default:
841 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
842 errors = true;
843 break;
844 }
845 if(errors) break;
846 }
847
848 //Validations
849 if(errors) return usage_hf_mfu_dump();
850
851 if (swapEndian)
852 keyPtr = SwapEndian64(data, 16);
853
854 TagTypeUL_t tagtype = GetHF14AMfU_Type();
855 if (tagtype == UL_ERROR) return -1;
856
857 if ( tagtype & UL ) {
858 Pages = 16;
859 PrintAndLog(str,"", (tagtype & MAGIC)?" (magic)":"" );
860 }
861 else if ( tagtype & UL_C ) {
862 Pages = 44;
863 PrintAndLog(str,"-C", (tagtype & MAGIC)?" (magic)":"" );
864 }
865 else if ( tagtype & UL_EV1_48 ) {
866 Pages = 18;
867 PrintAndLog(str," EV1_48","");
868 }
869 else if ( tagtype & UL_EV1_128 ) {
870 Pages = 32;
871 PrintAndLog(str," EV1_128","");
872 } else {
873 Pages = 16;
874 PrintAndLog("Dumping unknown Ultralight, using default values.");
875 }
876
877 UsbCommand c = {CMD_MIFAREUC_READCARD, {0,Pages}};
878 if ( hasPwd ) {
879 c.arg[2] = 1;
880 memcpy(c.d.asBytes, key, 16);
881 }
882 SendCommand(&c);
883 UsbCommand resp;
884 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
885 PrintAndLog("Command execute time-out");
886 return 1;
887 }
888 PrintAndLog ("%u,%u",resp.arg[0],resp.arg[1]);
889 uint8_t isOK = resp.arg[0] & 0xff;
890 if (isOK) {
891 memcpy(data, resp.d.asBytes, resp.arg[1]);
892 } else {
893 PrintAndLog("Failed reading block: (%02x)", i);
894 return 1;
895 }
896
897 // Load lock bytes.
898 int j = 0;
899
900 lockbytes_t = data + 8;
901 lockbytes[0] = lockbytes_t[2];
902 lockbytes[1] = lockbytes_t[3];
903 for(j = 0; j < 16; j++){
904 bit[j] = lockbytes[j/8] & ( 1 <<(7-j%8));
905 }
906
907 // Load bottom lockbytes if available
908 if ( Pages == 44 ) {
909 lockbytes_t2 = data + (40*4);
910 lockbytes2[0] = lockbytes_t2[2];
911 lockbytes2[1] = lockbytes_t2[3];
912 for (j = 0; j < 16; j++) {
913 bit2[j] = lockbytes2[j/8] & ( 1 <<(7-j%8));
914 }
915 }
916
917 // add keys
918 if (hasPwd){
919 memcpy(data + Pages*4, key, 16);
920 Pages += 4;
921 }
922 for (i = 0; i < Pages; ++i) {
923 if ( i < 3 ) {
924 PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4));
925 continue;
926 }
927 switch(i){
928 case 3: tmplockbit = bit[4]; break;
929 case 4: tmplockbit = bit[3]; break;
930 case 5: tmplockbit = bit[2]; break;
931 case 6: tmplockbit = bit[1]; break;
932 case 7: tmplockbit = bit[0]; break;
933 case 8: tmplockbit = bit[15]; break;
934 case 9: tmplockbit = bit[14]; break;
935 case 10: tmplockbit = bit[13]; break;
936 case 11: tmplockbit = bit[12]; break;
937 case 12: tmplockbit = bit[11]; break;
938 case 13: tmplockbit = bit[10]; break;
939 case 14: tmplockbit = bit[9]; break;
940 case 15: tmplockbit = bit[8]; break;
941 case 16:
942 case 17:
943 case 18:
944 case 19: tmplockbit = bit2[6]; break;
945 case 20:
946 case 21:
947 case 22:
948 case 23: tmplockbit = bit2[5]; break;
949 case 24:
950 case 25:
951 case 26:
952 case 27: tmplockbit = bit2[4]; break;
953 case 28:
954 case 29:
955 case 30:
956 case 31: tmplockbit = bit2[2]; break;
957 case 32:
958 case 33:
959 case 34:
960 case 35: tmplockbit = bit2[1]; break;
961 case 36:
962 case 37:
963 case 38:
964 case 39: tmplockbit = bit2[0]; break;
965 case 40: tmplockbit = bit2[12]; break;
966 case 41: tmplockbit = bit2[11]; break;
967 case 42: tmplockbit = bit2[10]; break; //auth0
968 case 43: tmplockbit = bit2[9]; break; //auth1
969 default: break;
970 }
971 PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),tmplockbit);
972 }
973
974 // user supplied filename?
975 if (fileNlen < 1) {
976 // UID = data 0-1-2 4-5-6-7 (skips a beat)
977 sprintf(fnameptr,"%02X%02X%02X%02X%02X%02X%02X.bin",
978 data[0], data[1], data[2], data[4], data[5], data[6], data[7]);
979 } else {
980 sprintf(fnameptr + fileNlen," .bin");
981 }
982
983 if ((fout = fopen(filename,"wb")) == NULL) {
984 PrintAndLog("Could not create file name %s", filename);
985 return 1;
986 }
987 fwrite( data, 1, Pages*4, fout );
988 fclose(fout);
989
990 PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename);
991 return 0;
992 }
993
994 // Needed to Authenticate to Ultralight C tags
995 void rol (uint8_t *data, const size_t len){
996 uint8_t first = data[0];
997 for (size_t i = 0; i < len-1; i++) {
998 data[i] = data[i+1];
999 }
1000 data[len-1] = first;
1001 }
1002
1003 //-------------------------------------------------------------------------------
1004 // Ultralight C Methods
1005 //-------------------------------------------------------------------------------
1006
1007 //
1008 // Ultralight C Authentication Demo {currently uses hard-coded key}
1009 //
1010 int CmdHF14AMfucAuth(const char *Cmd){
1011
1012 uint8_t keyNo = 0;
1013 bool errors = false;
1014
1015 char cmdp = param_getchar(Cmd, 0);
1016
1017 //Change key to user defined one
1018 if (cmdp == 'k' || cmdp == 'K'){
1019 keyNo = param_get8(Cmd, 1);
1020 if(keyNo > 6)
1021 errors = true;
1022 }
1023
1024 if (cmdp == 'h' || cmdp == 'H')
1025 errors = true;
1026
1027 if (errors) {
1028 PrintAndLog("Usage: hf mfu cauth k <key number>");
1029 PrintAndLog(" 0 (default): 3DES standard key");
1030 PrintAndLog(" 1 : all 0x00 key");
1031 PrintAndLog(" 2 : 0x00-0x0F key");
1032 PrintAndLog(" 3 : nfc key");
1033 PrintAndLog(" 4 : all 0x01 key");
1034 PrintAndLog(" 5 : all 0xff key");
1035 PrintAndLog(" 6 : 0x00-0xFF key");
1036 PrintAndLog("\n sample : hf mfu cauth k");
1037 PrintAndLog(" : hf mfu cauth k 3");
1038 return 0;
1039 }
1040
1041 uint8_t *key = default_3des_keys[keyNo];
1042 if (try3DesAuthentication(key)>0)
1043 PrintAndLog("Authentication successful. 3des key: %s",sprint_hex(key, 16));
1044 else
1045 PrintAndLog("Authentication failed");
1046
1047 return 0;
1048 }
1049
1050 int try3DesAuthentication( uint8_t *key){
1051
1052 uint8_t blockNo = 0;
1053 uint32_t cuid = 0;
1054
1055 des3_context ctx = { 0 };
1056
1057 uint8_t random_a[8] = { 1,1,1,1,1,1,1,1 };
1058 uint8_t random_b[8] = { 0 };
1059 uint8_t enc_random_b[8] = { 0 };
1060 uint8_t rnd_ab[16] = { 0 };
1061 uint8_t iv[8] = { 0 };
1062
1063 UsbCommand c = {CMD_MIFAREUC_AUTH1, {blockNo}};
1064 SendCommand(&c);
1065 UsbCommand resp;
1066 if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return -1;
1067 if ( !(resp.arg[0] & 0xff) ) return -2;
1068
1069 cuid = resp.arg[1];
1070 memcpy(enc_random_b,resp.d.asBytes+1,8);
1071
1072 des3_set2key_dec(&ctx, key);
1073 // context, mode, length, IV, input, output
1074 des3_crypt_cbc( &ctx, DES_DECRYPT, sizeof(random_b), iv , enc_random_b , random_b);
1075
1076 rol(random_b,8);
1077 memcpy(rnd_ab ,random_a,8);
1078 memcpy(rnd_ab+8,random_b,8);
1079
1080 //PrintAndLog(" RndA :%s", sprint_hex(random_a, 8));
1081 //PrintAndLog(" enc(RndB) :%s", sprint_hex(enc_random_b, 8));
1082 //PrintAndLog(" RndB :%s", sprint_hex(random_b, 8));
1083 //PrintAndLog(" A+B :%s", sprint_hex(rnd_ab, 16));
1084
1085 des3_set2key_enc(&ctx, key);
1086 // context, mode, length, IV, input, output
1087 des3_crypt_cbc(&ctx, DES_ENCRYPT, sizeof(rnd_ab), enc_random_b, rnd_ab, rnd_ab);
1088
1089 //Auth2
1090 c.cmd = CMD_MIFAREUC_AUTH2;
1091 c.arg[0] = cuid;
1092 memcpy(c.d.asBytes, rnd_ab, 16);
1093 SendCommand(&c);
1094
1095 if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
1096 if ( !(resp.arg[0] & 0xff)) return -2;
1097
1098 uint8_t enc_resp[8] = { 0 };
1099 uint8_t resp_random_a[8] = { 0 };
1100 memcpy(enc_resp, resp.d.asBytes+1, 8);
1101
1102 des3_set2key_dec(&ctx, key);
1103 // context, mode, length, IV, input, output
1104 des3_crypt_cbc( &ctx, DES_DECRYPT, 8, enc_random_b, enc_resp, resp_random_a);
1105
1106 //PrintAndLog(" enc(A+B) :%s", sprint_hex(rnd_ab, 16));
1107 //PrintAndLog(" enc(RndA') :%s", sprint_hex(enc_resp, 8));
1108
1109 if ( !memcmp(resp_random_a, random_a, 8))
1110 return 1;
1111 return 0;
1112 }
1113
1114 /**
1115 A test function to validate that the polarssl-function works the same
1116 was as the openssl-implementation.
1117 Commented out, since it requires openssl
1118
1119 int CmdTestDES(const char * cmd)
1120 {
1121 uint8_t key[16] = {0x00};
1122
1123 memcpy(key,key3_3des_data,16);
1124 DES_cblock RndA, RndB;
1125
1126 PrintAndLog("----------OpenSSL DES implementation----------");
1127 {
1128 uint8_t e_RndB[8] = {0x00};
1129 unsigned char RndARndB[16] = {0x00};
1130
1131 DES_cblock iv = { 0 };
1132 DES_key_schedule ks1,ks2;
1133 DES_cblock key1,key2;
1134
1135 memcpy(key,key3_3des_data,16);
1136 memcpy(key1,key,8);
1137 memcpy(key2,key+8,8);
1138
1139
1140 DES_set_key((DES_cblock *)key1,&ks1);
1141 DES_set_key((DES_cblock *)key2,&ks2);
1142
1143 DES_random_key(&RndA);
1144 PrintAndLog(" RndA:%s",sprint_hex(RndA, 8));
1145 PrintAndLog(" e_RndB:%s",sprint_hex(e_RndB, 8));
1146 //void DES_ede2_cbc_encrypt(const unsigned char *input,
1147 // unsigned char *output, long length, DES_key_schedule *ks1,
1148 // DES_key_schedule *ks2, DES_cblock *ivec, int enc);
1149 DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0);
1150
1151 PrintAndLog(" RndB:%s",sprint_hex(RndB, 8));
1152 rol(RndB,8);
1153 memcpy(RndARndB,RndA,8);
1154 memcpy(RndARndB+8,RndB,8);
1155 PrintAndLog(" RA+B:%s",sprint_hex(RndARndB, 16));
1156 DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1);
1157 PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16));
1158
1159 }
1160 PrintAndLog("----------PolarSSL implementation----------");
1161 {
1162 uint8_t random_a[8] = { 0 };
1163 uint8_t enc_random_a[8] = { 0 };
1164 uint8_t random_b[8] = { 0 };
1165 uint8_t enc_random_b[8] = { 0 };
1166 uint8_t random_a_and_b[16] = { 0 };
1167 des3_context ctx = { 0 };
1168
1169 memcpy(random_a, RndA,8);
1170
1171 uint8_t output[8] = { 0 };
1172 uint8_t iv[8] = { 0 };
1173
1174 PrintAndLog(" RndA :%s",sprint_hex(random_a, 8));
1175 PrintAndLog(" e_RndB:%s",sprint_hex(enc_random_b, 8));
1176
1177 des3_set2key_dec(&ctx, key);
1178
1179 des3_crypt_cbc(&ctx // des3_context *ctx
1180 , DES_DECRYPT // int mode
1181 , sizeof(random_b) // size_t length
1182 , iv // unsigned char iv[8]
1183 , enc_random_b // const unsigned char *input
1184 , random_b // unsigned char *output
1185 );
1186
1187 PrintAndLog(" RndB:%s",sprint_hex(random_b, 8));
1188
1189 rol(random_b,8);
1190 memcpy(random_a_and_b ,random_a,8);
1191 memcpy(random_a_and_b+8,random_b,8);
1192
1193 PrintAndLog(" RA+B:%s",sprint_hex(random_a_and_b, 16));
1194
1195 des3_set2key_enc(&ctx, key);
1196
1197 des3_crypt_cbc(&ctx // des3_context *ctx
1198 , DES_ENCRYPT // int mode
1199 , sizeof(random_a_and_b) // size_t length
1200 , enc_random_b // unsigned char iv[8]
1201 , random_a_and_b // const unsigned char *input
1202 , random_a_and_b // unsigned char *output
1203 );
1204
1205 PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16));
1206 }
1207 return 0;
1208 }
1209 **/
1210
1211 //
1212 // Ultralight C Read Single Block
1213 //
1214 int CmdHF14AMfUCRdBl(const char *Cmd)
1215 {
1216 UsbCommand resp;
1217 bool hasPwd = FALSE;
1218 uint8_t blockNo = -1;
1219 uint8_t key[16];
1220 char cmdp = param_getchar(Cmd, 0);
1221
1222 if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
1223 PrintAndLog("Usage: hf mfu crdbl <block number> <key>");
1224 PrintAndLog("");
1225 PrintAndLog("sample: hf mfu crdbl 0");
1226 PrintAndLog(" hf mfu crdbl 0 00112233445566778899AABBCCDDEEFF");
1227 return 0;
1228 }
1229
1230 blockNo = param_get8(Cmd, 0);
1231 if (blockNo < 0) {
1232 PrintAndLog("Wrong block number");
1233 return 1;
1234 }
1235
1236 if (blockNo > MAX_ULC_BLOCKS ){
1237 PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C");
1238 return 1;
1239 }
1240
1241 // key
1242 if ( strlen(Cmd) > 3){
1243 if (param_gethex(Cmd, 1, key, 32)) {
1244 PrintAndLog("Key must include %d HEX symbols", 32);
1245 return 1;
1246 } else {
1247 hasPwd = TRUE;
1248 }
1249 }
1250
1251 //Read Block
1252 UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
1253 if ( hasPwd ) {
1254 c.arg[1] = 1;
1255 memcpy(c.d.asBytes,key,16);
1256 }
1257 SendCommand(&c);
1258
1259 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1260 uint8_t isOK = resp.arg[0] & 0xff;
1261 if (isOK) {
1262 uint8_t *data = resp.d.asBytes;
1263 PrintAndLog("Block: %0d (0x%02X) [ %s]", (int)blockNo, blockNo, sprint_hex(data, 4));
1264 }
1265 else {
1266 PrintAndLog("Failed reading block: (%02x)", isOK);
1267 }
1268 } else {
1269 PrintAndLog("Command execute time-out");
1270 }
1271 return 0;
1272 }
1273
1274 //
1275 // Mifare Ultralight C Write Single Block
1276 //
1277 int CmdHF14AMfUCWrBl(const char *Cmd){
1278
1279 uint8_t blockNo = -1;
1280 bool chinese_card = FALSE;
1281 uint8_t bldata[16] = {0x00};
1282 UsbCommand resp;
1283
1284 char cmdp = param_getchar(Cmd, 0);
1285
1286 if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') {
1287 PrintAndLog("Usage: hf mfu cwrbl <block number> <block data (8 hex symbols)> [w]");
1288 PrintAndLog(" [block number]");
1289 PrintAndLog(" [block data] - (8 hex symbols)");
1290 PrintAndLog(" [w] - Chinese magic ultralight tag");
1291 PrintAndLog("");
1292 PrintAndLog(" sample: hf mfu cwrbl 0 01020304");
1293 PrintAndLog("");
1294 return 0;
1295 }
1296
1297 blockNo = param_get8(Cmd, 0);
1298 if (blockNo > MAX_ULC_BLOCKS ){
1299 PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C Cards!");
1300 return 1;
1301 }
1302
1303 if (param_gethex(Cmd, 1, bldata, 8)) {
1304 PrintAndLog("Block data must include 8 HEX symbols");
1305 return 1;
1306 }
1307
1308 if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) {
1309 chinese_card = TRUE;
1310 }
1311
1312 if ( blockNo <= 3 ) {
1313 if (!chinese_card){
1314 PrintAndLog("Access Denied");
1315 return 1;
1316 } else {
1317 PrintAndLog("--Special block no: 0x%02x", blockNo);
1318 PrintAndLog("--Data: %s", sprint_hex(bldata, 4));
1319 UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
1320 memcpy(d.d.asBytes,bldata, 4);
1321 SendCommand(&d);
1322 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1323 uint8_t isOK = resp.arg[0] & 0xff;
1324 PrintAndLog("isOk:%02x", isOK);
1325 } else {
1326 PrintAndLog("Command execute timeout");
1327 return 1;
1328 }
1329 }
1330 } else {
1331 PrintAndLog("--Block no : 0x%02x", blockNo);
1332 PrintAndLog("--Data: %s", sprint_hex(bldata, 4));
1333 UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
1334 memcpy(e.d.asBytes,bldata, 4);
1335 SendCommand(&e);
1336 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1337 uint8_t isOK = resp.arg[0] & 0xff;
1338 PrintAndLog("isOk : %02x", isOK);
1339 } else {
1340 PrintAndLog("Command execute timeout");
1341 return 1;
1342 }
1343 }
1344 return 0;
1345 }
1346
1347 //
1348 // Mifare Ultralight C - Set password
1349 //
1350 int CmdHF14AMfucSetPwd(const char *Cmd){
1351
1352 uint8_t pwd[16] = {0x00};
1353
1354 char cmdp = param_getchar(Cmd, 0);
1355
1356 if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') {
1357 PrintAndLog("Usage: hf mfu setpwd <password (32 hex symbols)>");
1358 PrintAndLog(" [password] - (32 hex symbols)");
1359 PrintAndLog("");
1360 PrintAndLog("sample: hf mfu setpwd 000102030405060708090a0b0c0d0e0f");
1361 PrintAndLog("");
1362 return 0;
1363 }
1364
1365 if (param_gethex(Cmd, 0, pwd, 32)) {
1366 PrintAndLog("Password must include 32 HEX symbols");
1367 return 1;
1368 }
1369
1370 UsbCommand c = {CMD_MIFAREUC_SETPWD};
1371 memcpy( c.d.asBytes, pwd, 16);
1372 SendCommand(&c);
1373
1374 UsbCommand resp;
1375
1376 if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1377 if ( (resp.arg[0] & 0xff) == 1)
1378 PrintAndLog("Ultralight-C new password: %s", sprint_hex(pwd,16));
1379 else{
1380 PrintAndLog("Failed writing at block %d", resp.arg[1] & 0xff);
1381 return 1;
1382 }
1383 }
1384 else {
1385 PrintAndLog("command execution time out");
1386 return 1;
1387 }
1388
1389 return 0;
1390 }
1391
1392 //
1393 // Magic UL / UL-C tags - Set UID
1394 //
1395 int CmdHF14AMfucSetUid(const char *Cmd){
1396
1397 UsbCommand c;
1398 UsbCommand resp;
1399 uint8_t uid[7] = {0x00};
1400 char cmdp = param_getchar(Cmd, 0);
1401
1402 if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') {
1403 PrintAndLog("Usage: hf mfu setuid <uid (14 hex symbols)>");
1404 PrintAndLog(" [uid] - (14 hex symbols)");
1405 PrintAndLog("\nThis only works for Magic Ultralight tags.");
1406 PrintAndLog("");
1407 PrintAndLog("sample: hf mfu setuid 11223344556677");
1408 PrintAndLog("");
1409 return 0;
1410 }
1411
1412 if (param_gethex(Cmd, 0, uid, 14)) {
1413 PrintAndLog("UID must include 14 HEX symbols");
1414 return 1;
1415 }
1416
1417 // read block2.
1418 c.cmd = CMD_MIFAREU_READBL;
1419 c.arg[0] = 2;
1420 SendCommand(&c);
1421 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1422 PrintAndLog("Command execute timeout");
1423 return 2;
1424 }
1425
1426 // save old block2.
1427 uint8_t oldblock2[4] = {0x00};
1428 memcpy(resp.d.asBytes, oldblock2, 4);
1429
1430 // block 0.
1431 c.cmd = CMD_MIFAREU_WRITEBL;
1432 c.arg[0] = 0;
1433 c.d.asBytes[0] = uid[0];
1434 c.d.asBytes[1] = uid[1];
1435 c.d.asBytes[2] = uid[2];
1436 c.d.asBytes[3] = 0x88 ^ uid[0] ^ uid[1] ^ uid[2];
1437 SendCommand(&c);
1438 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1439 PrintAndLog("Command execute timeout");
1440 return 3;
1441 }
1442
1443 // block 1.
1444 c.arg[0] = 1;
1445 c.d.asBytes[0] = uid[3];
1446 c.d.asBytes[1] = uid[4];
1447 c.d.asBytes[2] = uid[5];
1448 c.d.asBytes[3] = uid[6];
1449 SendCommand(&c);
1450 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1451 PrintAndLog("Command execute timeout");
1452 return 4;
1453 }
1454
1455 // block 2.
1456 c.arg[0] = 2;
1457 c.d.asBytes[0] = uid[3] ^ uid[4] ^ uid[5] ^ uid[6];
1458 c.d.asBytes[1] = oldblock2[1];
1459 c.d.asBytes[2] = oldblock2[2];
1460 c.d.asBytes[3] = oldblock2[3];
1461 SendCommand(&c);
1462 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1463 PrintAndLog("Command execute timeout");
1464 return 5;
1465 }
1466
1467 return 0;
1468 }
1469
1470 int CmdHF14AMfuGenDiverseKeys(const char *Cmd){
1471
1472 uint8_t iv[8] = { 0x00 };
1473 uint8_t block = 0x07;
1474
1475 // UL-EV1
1476 //04 57 b6 e2 05 3f 80 UID
1477 //4a f8 4b 19 PWD
1478 uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E };
1479 uint8_t mifarekeyA[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 };
1480 uint8_t mifarekeyB[] = { 0xB0,0xB1,0xB2,0xB3,0xB4,0xB5 };
1481 uint8_t dkeyA[8] = { 0x00 };
1482 uint8_t dkeyB[8] = { 0x00 };
1483
1484 uint8_t masterkey[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff };
1485
1486 uint8_t mix[8] = { 0x00 };
1487 uint8_t divkey[8] = { 0x00 };
1488
1489 memcpy(mix, mifarekeyA, 4);
1490
1491 mix[4] = mifarekeyA[4] ^ uid[0];
1492 mix[5] = mifarekeyA[5] ^ uid[1];
1493 mix[6] = block ^ uid[2];
1494 mix[7] = uid[3];
1495
1496 des3_context ctx = { 0x00 };
1497 des3_set2key_enc(&ctx, masterkey);
1498
1499 des3_crypt_cbc(&ctx // des3_context
1500 , DES_ENCRYPT // int mode
1501 , sizeof(mix) // length
1502 , iv // iv[8]
1503 , mix // input
1504 , divkey // output
1505 );
1506
1507 PrintAndLog("3DES version");
1508 PrintAndLog("Masterkey :\t %s", sprint_hex(masterkey,sizeof(masterkey)));
1509 PrintAndLog("UID :\t %s", sprint_hex(uid, sizeof(uid)));
1510 PrintAndLog("Sector :\t %0d", block);
1511 PrintAndLog("Mifare key :\t %s", sprint_hex(mifarekeyA, sizeof(mifarekeyA)));
1512 PrintAndLog("Message :\t %s", sprint_hex(mix, sizeof(mix)));
1513 PrintAndLog("Diversified key: %s", sprint_hex(divkey+1, 6));
1514
1515 PrintAndLog("\n DES version");
1516
1517 for (int i=0; i < sizeof(mifarekeyA); ++i){
1518 dkeyA[i] = (mifarekeyA[i] << 1) & 0xff;
1519 dkeyA[6] |= ((mifarekeyA[i] >> 7) & 1) << (i+1);
1520 }
1521
1522 for (int i=0; i < sizeof(mifarekeyB); ++i){
1523 dkeyB[1] |= ((mifarekeyB[i] >> 7) & 1) << (i+1);
1524 dkeyB[2+i] = (mifarekeyB[i] << 1) & 0xff;
1525 }
1526
1527 uint8_t zeros[8] = {0x00};
1528 uint8_t newpwd[8] = {0x00};
1529 uint8_t dmkey[24] = {0x00};
1530 memcpy(dmkey, dkeyA, 8);
1531 memcpy(dmkey+8, dkeyB, 8);
1532 memcpy(dmkey+16, dkeyA, 8);
1533 memset(iv, 0x00, 8);
1534
1535 des3_set3key_enc(&ctx, dmkey);
1536
1537 des3_crypt_cbc(&ctx // des3_context
1538 , DES_ENCRYPT // int mode
1539 , sizeof(newpwd) // length
1540 , iv // iv[8]
1541 , zeros // input
1542 , newpwd // output
1543 );
1544
1545 PrintAndLog("Mifare dkeyA :\t %s", sprint_hex(dkeyA, sizeof(dkeyA)));
1546 PrintAndLog("Mifare dkeyB :\t %s", sprint_hex(dkeyB, sizeof(dkeyB)));
1547 PrintAndLog("Mifare ABA :\t %s", sprint_hex(dmkey, sizeof(dmkey)));
1548 PrintAndLog("Mifare Pwd :\t %s", sprint_hex(newpwd, sizeof(newpwd)));
1549
1550 return 0;
1551 }
1552
1553 // static uint8_t * diversify_key(uint8_t * key){
1554
1555 // for(int i=0; i<16; i++){
1556 // if(i<=6) key[i]^=cuid[i];
1557 // if(i>6) key[i]^=cuid[i%7];
1558 // }
1559 // return key;
1560 // }
1561
1562 // static void GenerateUIDe( uint8_t *uid, uint8_t len){
1563 // for (int i=0; i<len; ++i){
1564
1565 // }
1566 // return;
1567 // }
1568
1569 static command_t CommandTable[] =
1570 {
1571 {"help", CmdHelp, 1, "This help"},
1572 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
1573 {"info", CmdHF14AMfUInfo, 0, "Tag information"},
1574 {"dump", CmdHF14AMfUDump, 0, "Dump Ultralight / Ultralight-C tag to binary file"},
1575 {"rdbl", CmdHF14AMfURdBl, 0, "Read block - Ultralight"},
1576 {"wrbl", CmdHF14AMfUWrBl, 0, "Write block - Ultralight"},
1577 {"crdbl", CmdHF14AMfUCRdBl, 0, "Read block - Ultralight C"},
1578 {"cwrbl", CmdHF14AMfUCWrBl, 0, "Write block - Ultralight C"},
1579 {"cauth", CmdHF14AMfucAuth, 0, "Authentication - Ultralight C"},
1580 {"setpwd", CmdHF14AMfucSetPwd, 1, "Set 3des password - Ultralight-C"},
1581 {"setuid", CmdHF14AMfucSetUid, 1, "Set UID - MAGIC tags only"},
1582 {"gen", CmdHF14AMfuGenDiverseKeys , 1, "Generate 3des mifare diversified keys"},
1583 {NULL, NULL, 0, NULL}
1584 };
1585
1586 int CmdHFMFUltra(const char *Cmd){
1587 WaitForResponseTimeout(CMD_ACK,NULL,100);
1588 CmdsParse(CommandTable, Cmd);
1589 return 0;
1590 }
1591
1592 int CmdHelp(const char *Cmd){
1593 CmdsHelp(CommandTable);
1594 return 0;
1595 }
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