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1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2011,2012 Merlok
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 commands
9 //-----------------------------------------------------------------------------
10
11 #include "cmdhfmf.h"
12
13 static int CmdHelp(const char *Cmd);
14
15 int CmdHF14AMifare(const char *Cmd)
16 {
17 uint32_t uid = 0;
18 uint32_t nt = 0, nr = 0;
19 uint64_t par_list = 0, ks_list = 0, r_key = 0;
20 uint8_t isOK = 0;
21 uint8_t keyBlock[8] = {0};
22
23 UsbCommand c = {CMD_READER_MIFARE, {true, 0, 0}};
24
25 // message
26 printf("-------------------------------------------------------------------------\n");
27 printf("Executing command. Expected execution time: 25sec on average :-)\n");
28 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
29 printf("-------------------------------------------------------------------------\n");
30
31
32 start:
33 clearCommandBuffer();
34 SendCommand(&c);
35
36 //flush queue
37 while (ukbhit()) getchar();
38
39
40 // wait cycle
41 while (true) {
42 printf(".");
43 fflush(stdout);
44 if (ukbhit()) {
45 getchar();
46 printf("\naborted via keyboard!\n");
47 break;
48 }
49
50 UsbCommand resp;
51 if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
52 isOK = resp.arg[0] & 0xff;
53 uid = (uint32_t)bytes_to_num(resp.d.asBytes + 0, 4);
54 nt = (uint32_t)bytes_to_num(resp.d.asBytes + 4, 4);
55 par_list = bytes_to_num(resp.d.asBytes + 8, 8);
56 ks_list = bytes_to_num(resp.d.asBytes + 16, 8);
57 nr = bytes_to_num(resp.d.asBytes + 24, 4);
58 printf("\n\n");
59 if (!isOK) PrintAndLog("Proxmark can't get statistic info. Execution aborted.\n");
60 break;
61 }
62 }
63
64 printf("\n");
65
66 // error
67 if (isOK != 1) return 1;
68
69 // execute original function from util nonce2key
70 if (nonce2key(uid, nt, nr, par_list, ks_list, &r_key))
71 {
72 isOK = 2;
73 PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt);
74 } else {
75 printf("------------------------------------------------------------------\n");
76 PrintAndLog("Key found:%012"llx" \n", r_key);
77
78 num_to_bytes(r_key, 6, keyBlock);
79 isOK = mfCheckKeys(0, 0, 1, keyBlock, &r_key);
80 }
81 if (!isOK)
82 PrintAndLog("Found valid key:%012"llx, r_key);
83 else
84 {
85 if (isOK != 2) PrintAndLog("Found invalid key. ");
86 PrintAndLog("Failing is expected to happen in 25%% of all cases. Trying again with a different reader nonce...");
87 c.arg[0] = false;
88 goto start;
89 }
90
91 return 0;
92 }
93
94 int CmdHF14AMfWrBl(const char *Cmd)
95 {
96 uint8_t blockNo = 0;
97 uint8_t keyType = 0;
98 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
99 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
100
101 char cmdp = 0x00;
102
103 if (strlen(Cmd)<3) {
104 PrintAndLog("Usage: hf mf wrbl <block number> <key A/B> <key (12 hex symbols)> <block data (32 hex symbols)>");
105 PrintAndLog(" sample: hf mf wrbl 0 A FFFFFFFFFFFF 000102030405060708090A0B0C0D0E0F");
106 return 0;
107 }
108
109 blockNo = param_get8(Cmd, 0);
110 cmdp = param_getchar(Cmd, 1);
111 if (cmdp == 0x00) {
112 PrintAndLog("Key type must be A or B");
113 return 1;
114 }
115 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
116 if (param_gethex(Cmd, 2, key, 12)) {
117 PrintAndLog("Key must include 12 HEX symbols");
118 return 1;
119 }
120 if (param_gethex(Cmd, 3, bldata, 32)) {
121 PrintAndLog("Block data must include 32 HEX symbols");
122 return 1;
123 }
124 PrintAndLog("--block no:%02x key type:%02x key:%s", blockNo, keyType, sprint_hex(key, 6));
125 PrintAndLog("--data: %s", sprint_hex(bldata, 16));
126
127 UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}};
128 memcpy(c.d.asBytes, key, 6);
129 memcpy(c.d.asBytes + 10, bldata, 16);
130 SendCommand(&c);
131
132 UsbCommand resp;
133 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
134 uint8_t isOK = resp.arg[0] & 0xff;
135 PrintAndLog("isOk:%02x", isOK);
136 } else {
137 PrintAndLog("Command execute timeout");
138 }
139
140 return 0;
141 }
142
143 int CmdHF14AMfRdBl(const char *Cmd)
144 {
145 uint8_t blockNo = 0;
146 uint8_t keyType = 0;
147 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
148
149 char cmdp = 0x00;
150
151
152 if (strlen(Cmd)<3) {
153 PrintAndLog("Usage: hf mf rdbl <block number> <key A/B> <key (12 hex symbols)>");
154 PrintAndLog(" sample: hf mf rdbl 0 A FFFFFFFFFFFF ");
155 return 0;
156 }
157
158 blockNo = param_get8(Cmd, 0);
159 cmdp = param_getchar(Cmd, 1);
160 if (cmdp == 0x00) {
161 PrintAndLog("Key type must be A or B");
162 return 1;
163 }
164 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
165 if (param_gethex(Cmd, 2, key, 12)) {
166 PrintAndLog("Key must include 12 HEX symbols");
167 return 1;
168 }
169 PrintAndLog("--block no:%02x key type:%02x key:%s ", blockNo, keyType, sprint_hex(key, 6));
170
171 UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}};
172 memcpy(c.d.asBytes, key, 6);
173 SendCommand(&c);
174
175 UsbCommand resp;
176 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
177 uint8_t isOK = resp.arg[0] & 0xff;
178 uint8_t * data = resp.d.asBytes;
179
180 if (isOK)
181 PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 16));
182 else
183 PrintAndLog("isOk:%02x", isOK);
184 } else {
185 PrintAndLog("Command execute timeout");
186 }
187
188 return 0;
189 }
190
191 int CmdHF14AMfRdSc(const char *Cmd)
192 {
193 int i;
194 uint8_t sectorNo = 0;
195 uint8_t keyType = 0;
196 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
197
198 uint8_t isOK = 0;
199 uint8_t * data = NULL;
200
201 char cmdp = 0x00;
202
203 if (strlen(Cmd)<3) {
204 PrintAndLog("Usage: hf mf rdsc <sector number> <key A/B> <key (12 hex symbols)>");
205 PrintAndLog(" sample: hf mf rdsc 0 A FFFFFFFFFFFF ");
206 return 0;
207 }
208
209 sectorNo = param_get8(Cmd, 0);
210 if (sectorNo > 63) {
211 PrintAndLog("Sector number must be less than 64");
212 return 1;
213 }
214 cmdp = param_getchar(Cmd, 1);
215 if (cmdp == 0x00) {
216 PrintAndLog("Key type must be A or B");
217 return 1;
218 }
219 if (cmdp != 'A' && cmdp != 'a') keyType = 1;
220 if (param_gethex(Cmd, 2, key, 12)) {
221 PrintAndLog("Key must include 12 HEX symbols");
222 return 1;
223 }
224 PrintAndLog("--sector no:%02x key type:%02x key:%s ", sectorNo, keyType, sprint_hex(key, 6));
225
226 UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}};
227 memcpy(c.d.asBytes, key, 6);
228 SendCommand(&c);
229 PrintAndLog(" ");
230
231 UsbCommand resp;
232 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
233 isOK = resp.arg[0] & 0xff;
234 data = resp.d.asBytes;
235
236 PrintAndLog("isOk:%02x", isOK);
237 if (isOK)
238 for (i = 0; i < 2; i++) {
239 PrintAndLog("data:%s", sprint_hex(data + i * 16, 16));
240 }
241 } else {
242 PrintAndLog("Command1 execute timeout");
243 }
244
245 // response2
246 PrintAndLog(" ");
247 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
248 isOK = resp.arg[0] & 0xff;
249 data = resp.d.asBytes;
250
251 if (isOK)
252 for (i = 0; i < 2; i++) {
253 PrintAndLog("data:%s", sprint_hex(data + i * 16, 16));
254 }
255 } else {
256 PrintAndLog("Command2 execute timeout");
257 }
258
259 return 0;
260 }
261
262 int CmdHF14AMfDump(const char *Cmd)
263 {
264 int i, j;
265
266 uint8_t keyA[40][6];
267 uint8_t keyB[40][6];
268 uint8_t rights[40][4];
269
270 FILE *fin;
271 FILE *fout;
272
273 UsbCommand resp;
274
275 if ((fin = fopen("dumpkeys.bin","rb")) == NULL) {
276 PrintAndLog("Could not find file dumpkeys.bin");
277 return 1;
278 }
279
280 if ((fout = fopen("dumpdata.bin","wb")) == NULL) {
281 PrintAndLog("Could not create file name dumpdata.bin");
282 return 1;
283 }
284
285 // Read key file
286
287 for (i=0 ; i<16 ; i++) {
288 if (fread( keyA[i], 1, 6, fin ) == 0) {
289 PrintAndLog("File reading error.");
290 return 2;
291 }
292 }
293 for (i=0 ; i<16 ; i++) {
294 if (fread( keyB[i], 1, 6, fin ) == 0) {
295 PrintAndLog("File reading error.");
296 return 2;
297 }
298 }
299
300 // Read access rights to sectors
301
302 PrintAndLog("|-----------------------------------------|");
303 PrintAndLog("|------ Reading sector access bits...-----|");
304 PrintAndLog("|-----------------------------------------|");
305
306 for (i = 0 ; i < 16 ; i++) {
307 UsbCommand c = {CMD_MIFARE_READBL, {4*i + 3, 0, 0}};
308 memcpy(c.d.asBytes, keyA[i], 6);
309 SendCommand(&c);
310
311 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
312 uint8_t isOK = resp.arg[0] & 0xff;
313 uint8_t *data = resp.d.asBytes;
314 if (isOK){
315 rights[i][0] = ((data[7] & 0x10)>>4) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>2);
316 rights[i][1] = ((data[7] & 0x20)>>5) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>3);
317 rights[i][2] = ((data[7] & 0x40)>>6) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>4);
318 rights[i][3] = ((data[7] & 0x80)>>7) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>5);
319 }
320 else{
321 PrintAndLog("Could not get access rights for block %d", i);
322 }
323 }
324 else {
325 PrintAndLog("Command execute timeout");
326 }
327 }
328
329 // Read blocks and print to file
330
331 PrintAndLog("|-----------------------------------------|");
332 PrintAndLog("|----- Dumping all blocks to file... -----|");
333 PrintAndLog("|-----------------------------------------|");
334
335
336 for (i=0 ; i<16 ; i++) {
337 for (j=0 ; j<4 ; j++) {
338 bool received = false;
339
340 if (j == 3){
341 UsbCommand c = {CMD_MIFARE_READBL, {i*4 + j, 0, 0}};
342 memcpy(c.d.asBytes, keyA[i], 6);
343 SendCommand(&c);
344 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
345 }
346 else{
347 if ((rights[i][j] == 6) | (rights[i][j] == 5)) {
348 UsbCommand c = {CMD_MIFARE_READBL, {i*4+j, 1, 0}};
349 memcpy(c.d.asBytes, keyB[i], 6);
350 SendCommand(&c);
351 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
352 }
353 else if (rights[i][j] == 7) {
354 PrintAndLog("Access rights do not allow reading of sector %d block %d",i,j);
355 }
356 else {
357 UsbCommand c = {CMD_MIFARE_READBL, {i*4+j, 0, 0}};
358 memcpy(c.d.asBytes, keyA[i], 6);
359 SendCommand(&c);
360 received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
361 }
362 }
363
364 if (received) {
365 uint8_t isOK = resp.arg[0] & 0xff;
366 uint8_t *data = resp.d.asBytes;
367 if (j == 3) {
368 data[0] = (keyA[i][0]);
369 data[1] = (keyA[i][1]);
370 data[2] = (keyA[i][2]);
371 data[3] = (keyA[i][3]);
372 data[4] = (keyA[i][4]);
373 data[5] = (keyA[i][5]);
374 data[10] = (keyB[i][0]);
375 data[11] = (keyB[i][1]);
376 data[12] = (keyB[i][2]);
377 data[13] = (keyB[i][3]);
378 data[14] = (keyB[i][4]);
379 data[15] = (keyB[i][5]);
380 }
381 if (isOK) {
382 fwrite ( data, 1, 16, fout );
383 PrintAndLog("Dumped card data into 'dumpdata.bin'");
384
385 }
386 else {
387 PrintAndLog("Could not get access rights for block %d", i);
388 }
389 }
390 else {
391 PrintAndLog("Command execute timeout");
392 }
393 }
394 }
395
396 fclose(fin);
397 fclose(fout);
398 return 0;
399 }
400
401 int CmdHF14AMfRestore(const char *Cmd)
402 {
403
404 int i,j;
405 uint8_t keyType = 0;
406 uint8_t key[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
407 uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
408 uint8_t keyA[16][6];
409 uint8_t keyB[16][6];
410
411 FILE *fdump;
412 FILE *fkeys;
413
414 if ((fdump = fopen("dumpdata.bin","rb")) == NULL) {
415 PrintAndLog("Could not find file dumpdata.bin");
416 return 1;
417 }
418 if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) {
419 PrintAndLog("Could not find file dumpkeys.bin");
420 return 1;
421 }
422
423 for (i=0 ; i<16 ; i++) {
424 if (fread(keyA[i], 1, 6, fkeys) == 0) {
425 PrintAndLog("File reading error.");
426 return 2;
427 }
428 }
429 for (i=0 ; i<16 ; i++) {
430 if (fread(keyB[i], 1, 6, fkeys) == 0) {
431 PrintAndLog("File reading error.");
432 return 2;
433 }
434 }
435
436 PrintAndLog("Restoring dumpdata.bin to card");
437
438 for (i=0 ; i<16 ; i++) {
439 for( j=0 ; j<4 ; j++) {
440 UsbCommand c = {CMD_MIFARE_WRITEBL, {i*4 + j, keyType, 0}};
441 memcpy(c.d.asBytes, key, 6);
442
443 if (fread(bldata, 1, 16, fdump) == 0) {
444 PrintAndLog("File reading error.");
445 return 2;
446 }
447
448 if (j == 3) {
449 bldata[0] = (keyA[i][0]);
450 bldata[1] = (keyA[i][1]);
451 bldata[2] = (keyA[i][2]);
452 bldata[3] = (keyA[i][3]);
453 bldata[4] = (keyA[i][4]);
454 bldata[5] = (keyA[i][5]);
455 bldata[10] = (keyB[i][0]);
456 bldata[11] = (keyB[i][1]);
457 bldata[12] = (keyB[i][2]);
458 bldata[13] = (keyB[i][3]);
459 bldata[14] = (keyB[i][4]);
460 bldata[15] = (keyB[i][5]);
461 }
462
463 PrintAndLog("Writing to block %2d: %s", i*4+j, sprint_hex(bldata, 16));
464
465 /*
466 PrintAndLog("Writing to block %2d: %s Confirm? [Y,N]", i*4+j, sprint_hex(bldata, 16));
467
468 scanf("%c",&ch);
469 if ((ch != 'y') && (ch != 'Y')){
470 PrintAndLog("Aborting !");
471 return 1;
472 }
473 */
474
475 memcpy(c.d.asBytes + 10, bldata, 16);
476 SendCommand(&c);
477
478 UsbCommand resp;
479 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
480 uint8_t isOK = resp.arg[0] & 0xff;
481 PrintAndLog("isOk:%02x", isOK);
482 } else {
483 PrintAndLog("Command execute timeout");
484 }
485 }
486 }
487
488 fclose(fdump);
489 fclose(fkeys);
490 return 0;
491 }
492
493 int CmdHF14AMfNested(const char *Cmd)
494 {
495 int i, j, res, iterations;
496 sector * e_sector = NULL;
497 uint8_t blockNo = 0;
498 uint8_t keyType = 0;
499 uint8_t trgBlockNo = 0;
500 uint8_t trgKeyType = 0;
501 uint8_t blDiff = 0;
502 int SectorsCnt = 0;
503 uint8_t key[6] = {0, 0, 0, 0, 0, 0};
504 uint8_t keyBlock[6*6];
505 uint64_t key64 = 0;
506 int transferToEml = 0;
507
508 int createDumpFile = 0;
509 FILE *fkeys;
510 uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
511 uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
512
513 char cmdp, ctmp;
514
515 if (strlen(Cmd)<3) {
516 PrintAndLog("Usage:");
517 PrintAndLog(" all sectors: hf mf nested <card memory> <block number> <key A/B> <key (12 hex symbols)> [t,d]");
518 PrintAndLog(" one sector: hf mf nested o <block number> <key A/B> <key (12 hex symbols)>");
519 PrintAndLog(" <target block number> <target key A/B> [t]");
520 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
521 PrintAndLog("t - transfer keys into emulator memory");
522 PrintAndLog("d - write keys to binary file");
523 PrintAndLog(" ");
524 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF ");
525 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF t ");
526 PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF d ");
527 PrintAndLog(" sample2: hf mf nested o 0 A FFFFFFFFFFFF 4 A");
528 return 0;
529 }
530
531 cmdp = param_getchar(Cmd, 0);
532 blockNo = param_get8(Cmd, 1);
533 ctmp = param_getchar(Cmd, 2);
534 if (ctmp == 0x00) {
535 PrintAndLog("Key type must be A or B");
536 return 1;
537 }
538 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
539 if (param_gethex(Cmd, 3, key, 12)) {
540 PrintAndLog("Key must include 12 HEX symbols");
541 return 1;
542 }
543
544 if (cmdp == 'o' || cmdp == 'O') {
545 cmdp = 'o';
546 trgBlockNo = param_get8(Cmd, 4);
547 ctmp = param_getchar(Cmd, 5);
548 if (ctmp == 0x00) {
549 PrintAndLog("Target key type must be A or B");
550 return 1;
551 }
552 if (ctmp != 'A' && ctmp != 'a') trgKeyType = 1;
553 } else {
554 switch (cmdp) {
555 case '0': SectorsCnt = 05; break;
556 case '1': SectorsCnt = 16; break;
557 case '2': SectorsCnt = 32; break;
558 case '4': SectorsCnt = 64; break;
559 default: SectorsCnt = 16;
560 }
561 }
562
563 ctmp = param_getchar(Cmd, 4);
564 if (ctmp == 't' || ctmp == 'T') transferToEml = 1;
565 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;
566
567 ctmp = param_getchar(Cmd, 6);
568 transferToEml |= (ctmp == 't' || ctmp == 'T');
569 transferToEml |= (ctmp == 'd' || ctmp == 'D');
570
571 PrintAndLog("--block no:%02x key type:%02x key:%s etrans:%d", blockNo, keyType, sprint_hex(key, 6), transferToEml);
572 if (cmdp == 'o')
573 PrintAndLog("--target block no:%02x target key type:%02x ", trgBlockNo, trgKeyType);
574
575 if (cmdp == 'o') {
576 if (mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true)) {
577 PrintAndLog("Nested error.");
578 return 2;
579 }
580 key64 = bytes_to_num(keyBlock, 6);
581 if (key64) {
582 PrintAndLog("Found valid key:%012"llx, key64);
583
584 // transfer key to the emulator
585 if (transferToEml) {
586 mfEmlGetMem(keyBlock, (trgBlockNo / 4) * 4 + 3, 1);
587
588 if (!trgKeyType)
589 num_to_bytes(key64, 6, keyBlock);
590 else
591 num_to_bytes(key64, 6, &keyBlock[10]);
592 mfEmlSetMem(keyBlock, (trgBlockNo / 4) * 4 + 3, 1);
593 }
594 } else {
595 PrintAndLog("No valid key found");
596 }
597 }
598 else { // ------------------------------------ multiple sectors working
599 clock_t time1;
600 time1 = clock();
601
602 blDiff = blockNo % 4;
603 PrintAndLog("Block shift=%d", blDiff);
604 e_sector = calloc(SectorsCnt, sizeof(sector));
605 if (e_sector == NULL) return 1;
606
607 //test current key 4 sectors
608 memcpy(keyBlock, key, 6);
609 num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6));
610 num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6));
611 num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6));
612 num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6));
613 num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6));
614
615 PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt);
616 for (i = 0; i < SectorsCnt; i++) {
617 for (j = 0; j < 2; j++) {
618 if (e_sector[i].foundKey[j]) continue;
619
620 res = mfCheckKeys(i * 4 + blDiff, j, 6, keyBlock, &key64);
621
622 if (!res) {
623 e_sector[i].Key[j] = key64;
624 e_sector[i].foundKey[j] = 1;
625 }
626 }
627 }
628
629
630 // nested sectors
631 iterations = 0;
632 PrintAndLog("nested...");
633 bool calibrate = true;
634 for (i = 0; i < NESTED_SECTOR_RETRY; i++) {
635 for (trgBlockNo = blDiff; trgBlockNo < SectorsCnt * 4; trgBlockNo = trgBlockNo + 4) {
636 for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) {
637 if (e_sector[trgBlockNo / 4].foundKey[trgKeyType]) continue;
638 PrintAndLog("-----------------------------------------------");
639 if(mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, calibrate)) {
640 PrintAndLog("Nested error.\n");
641 return 2;
642 }
643 else {
644 calibrate = false;
645 }
646
647 iterations++;
648
649 key64 = bytes_to_num(keyBlock, 6);
650 if (key64) {
651 PrintAndLog("Found valid key:%012"llx, key64);
652 e_sector[trgBlockNo / 4].foundKey[trgKeyType] = 1;
653 e_sector[trgBlockNo / 4].Key[trgKeyType] = key64;
654 }
655 }
656 }
657 }
658
659 printf("Time in nested: %1.3f (%1.3f sec per key)\n\n", ((float)clock() - time1)/CLOCKS_PER_SEC, ((float)clock() - time1)/iterations/CLOCKS_PER_SEC);
660
661 PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);
662 //print them
663 PrintAndLog("|---|----------------|---|----------------|---|");
664 PrintAndLog("|sec|key A |res|key B |res|");
665 PrintAndLog("|---|----------------|---|----------------|---|");
666 for (i = 0; i < SectorsCnt; i++) {
667 PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i,
668 e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);
669 }
670 PrintAndLog("|---|----------------|---|----------------|---|");
671
672 // transfer them to the emulator
673 if (transferToEml) {
674 for (i = 0; i < SectorsCnt; i++) {
675 mfEmlGetMem(keyBlock, i * 4 + 3, 1);
676 if (e_sector[i].foundKey[0])
677 num_to_bytes(e_sector[i].Key[0], 6, keyBlock);
678 if (e_sector[i].foundKey[1])
679 num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]);
680 mfEmlSetMem(keyBlock, i * 4 + 3, 1);
681 }
682 }
683
684 // Create dump file
685 if (createDumpFile) {
686 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
687 PrintAndLog("Could not create file dumpkeys.bin");
688 free(e_sector);
689 return 1;
690 }
691 PrintAndLog("Printing keys to bynary file dumpkeys.bin...");
692 for(i=0; i<16; i++) {
693 if (e_sector[i].foundKey[0]){
694 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
695 fwrite ( tempkey, 1, 6, fkeys );
696 }
697 else{
698 fwrite ( &standart, 1, 6, fkeys );
699 }
700 }
701 for(i=0; i<16; i++) {
702 if (e_sector[i].foundKey[1]){
703 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
704 fwrite ( tempkey, 1, 6, fkeys );
705 }
706 else{
707 fwrite ( &standart, 1, 6, fkeys );
708 }
709 }
710 fclose(fkeys);
711 }
712
713 free(e_sector);
714 }
715
716 return 0;
717 }
718
719 static uint32_t
720 get_trailer_block (uint32_t uiBlock)
721 {
722 // Test if we are in the small or big sectors
723 uint32_t trailer_block = 0;
724 if (uiBlock < 128) {
725 trailer_block = uiBlock + (3 - (uiBlock % 4));
726 } else {
727 trailer_block = uiBlock + (15 - (uiBlock % 16));
728 }
729 return trailer_block;
730 }
731 int CmdHF14AMfChk(const char *Cmd)
732 {
733 FILE * f;
734 char filename[256]={0};
735 char buf[13];
736 uint8_t *keyBlock = NULL, *p;
737 uint8_t stKeyBlock = 20;
738
739 int i, res;
740 int keycnt = 0;
741 char ctmp = 0x00;
742 uint8_t blockNo = 0;
743 uint8_t SectorsCnt = 1;
744 uint8_t keyType = 0;
745 uint64_t key64 = 0;
746
747 int transferToEml = 0;
748 int createDumpFile = 0;
749
750 keyBlock = calloc(stKeyBlock, 6);
751 if (keyBlock == NULL) return 1;
752
753 uint64_t defaultKeys[] =
754 {
755 0xffffffffffff, // Default key (first key used by program if no user defined key)
756 0x000000000000, // Blank key
757 0xa0a1a2a3a4a5, // NFCForum MAD key
758 0xb0b1b2b3b4b5,
759 0xaabbccddeeff,
760 0x4d3a99c351dd,
761 0x1a982c7e459a,
762 0xd3f7d3f7d3f7,
763 0x714c5c886e97,
764 0x587ee5f9350f,
765 0xa0478cc39091,
766 0x533cb6c723f6,
767 0x8fd0a4f256e9
768 };
769 int defaultKeysSize = (sizeof(defaultKeys) / 7) - 1;
770
771 for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++)
772 {
773 num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6));
774 }
775
776 if (strlen(Cmd)<3) {
777 PrintAndLog("Usage: hf mf chk <block number>/<*card memory> <key type (A/B/?)> [t] [<key (12 hex symbols)>] [<dic (*.dic)>]");
778 PrintAndLog(" * - all sectors");
779 PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");
780 // PrintAndLog("d - write keys to binary file\n");
781
782 PrintAndLog(" sample: hf mf chk 0 A 1234567890ab keys.dic");
783 PrintAndLog(" hf mf chk *1 ? t");
784 return 0;
785 }
786
787 if (param_getchar(Cmd, 0)=='*') {
788 blockNo = 3;
789 switch(param_getchar(Cmd+1, 0)) {
790 case '0': SectorsCnt = 5; break;
791 case '1': SectorsCnt = 16; break;
792 case '2': SectorsCnt = 32; break;
793 case '4': SectorsCnt = 40; break;
794 default: SectorsCnt = 16;
795 }
796 }
797 else
798 blockNo = param_get8(Cmd, 0);
799
800 ctmp = param_getchar(Cmd, 1);
801 switch (ctmp) {
802 case 'a': case 'A':
803 keyType = !0;
804 break;
805 case 'b': case 'B':
806 keyType = !1;
807 break;
808 case '?':
809 keyType = 2;
810 break;
811 default:
812 PrintAndLog("Key type must be A , B or ?");
813 return 1;
814 };
815
816 ctmp = param_getchar(Cmd, 2);
817 if (ctmp == 't' || ctmp == 'T') transferToEml = 1;
818 else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1;
819
820 for (i = transferToEml || createDumpFile; param_getchar(Cmd, 2 + i); i++) {
821 if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) {
822 if ( stKeyBlock - keycnt < 2) {
823 p = realloc(keyBlock, 6*(stKeyBlock+=10));
824 if (!p) {
825 PrintAndLog("Cannot allocate memory for Keys");
826 free(keyBlock);
827 return 2;
828 }
829 keyBlock = p;
830 }
831 PrintAndLog("chk key[%d] %02x%02x%02x%02x%02x%02x", keycnt,
832 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
833 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
834 keycnt++;
835 } else {
836 // May be a dic file
837 if ( param_getstr(Cmd, 2 + i,filename) > 255 ) {
838 PrintAndLog("File name too long");
839 free(keyBlock);
840 return 2;
841 }
842
843 if ( (f = fopen( filename , "r")) ) {
844 while( fgets(buf, sizeof(buf), f) ){
845 if (strlen(buf) < 12 || buf[11] == '\n')
846 continue;
847
848 while (fgetc(f) != '\n' && !feof(f)) ; //goto next line
849
850 if( buf[0]=='#' ) continue; //The line start with # is comment, skip
851
852 if (!isxdigit(buf[0])){
853 PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf);
854 continue;
855 }
856
857 buf[12] = 0;
858
859 if ( stKeyBlock - keycnt < 2) {
860 p = realloc(keyBlock, 6*(stKeyBlock+=10));
861 if (!p) {
862 PrintAndLog("Cannot allocate memory for defKeys");
863 free(keyBlock);
864 return 2;
865 }
866 keyBlock = p;
867 }
868 memset(keyBlock + 6 * keycnt, 0, 6);
869 num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);
870 PrintAndLog("chk custom key[%d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));
871 keycnt++;
872 memset(buf, 0, sizeof(buf));
873 }
874 } else {
875 PrintAndLog("File: %s: not found or locked.", filename);
876 free(keyBlock);
877 return 1;
878 fclose(f);
879 }
880 }
881 }
882
883 if (keycnt == 0) {
884 PrintAndLog("No key specified,try default keys");
885 for (;keycnt < defaultKeysSize; keycnt++)
886 PrintAndLog("chk default key[%d] %02x%02x%02x%02x%02x%02x", keycnt,
887 (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2],
888 (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6);
889 }
890
891 for ( int t = !keyType ; t < 2 ; keyType==2?(t++):(t=2) ) {
892 int b=blockNo;
893 for (int i=0; i<SectorsCnt; ++i) {
894 PrintAndLog("--SectorsCnt:%d block no:0x%02x key type:%C key count:%d ", i, b, t?'B':'A', keycnt);
895 uint32_t max_keys = keycnt>USB_CMD_DATA_SIZE/6?USB_CMD_DATA_SIZE/6:keycnt;
896 for (uint32_t c = 0; c < keycnt; c+=max_keys) {
897 uint32_t size = keycnt-c>max_keys?max_keys:keycnt-c;
898 res = mfCheckKeys(b, t, size, &keyBlock[6*c], &key64);
899 if (res !=1) {
900 if (!res) {
901 PrintAndLog("Found valid key:[%012"llx"]",key64);
902 if (transferToEml) {
903 uint8_t block[16];
904 mfEmlGetMem(block, get_trailer_block(b), 1);
905 num_to_bytes(key64, 6, block + t*10);
906 mfEmlSetMem(block, get_trailer_block(b), 1);
907 }
908 }
909 } else {
910 PrintAndLog("Command execute timeout");
911 }
912 }
913 b<127?(b+=4):(b+=16);
914 }
915 }
916
917 free(keyBlock);
918
919 /*
920 // Create dump file
921 if (createDumpFile) {
922 if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) {
923 PrintAndLog("Could not create file dumpkeys.bin");
924 free(e_sector);
925 return 1;
926 }
927 PrintAndLog("Printing keys to bynary file dumpkeys.bin...");
928 for(i=0; i<16; i++) {
929 if (e_sector[i].foundKey[0]){
930 num_to_bytes(e_sector[i].Key[0], 6, tempkey);
931 fwrite ( tempkey, 1, 6, fkeys );
932 }
933 else{
934 fwrite ( &standart, 1, 6, fkeys );
935 }
936 }
937 for(i=0; i<16; i++) {
938 if (e_sector[i].foundKey[1]){
939 num_to_bytes(e_sector[i].Key[1], 6, tempkey);
940 fwrite ( tempkey, 1, 6, fkeys );
941 }
942 else{
943 fwrite ( &standart, 1, 6, fkeys );
944 }
945 }
946 fclose(fkeys);
947 }
948 */
949 return 0;
950 }
951
952 int CmdHF14AMf1kSim(const char *Cmd)
953 {
954 uint8_t uid[7] = {0, 0, 0, 0, 0, 0, 0};
955 uint8_t exitAfterNReads = 0;
956 uint8_t flags = 0;
957
958 if (param_getchar(Cmd, 0) == 'h') {
959 PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");
960 PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used");
961 PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");
962 PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");
963 PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");
964 PrintAndLog(" sample: hf mf sim 0a0a0a0a ");
965 return 0;
966 }
967 uint8_t pnr = 0;
968 if (param_getchar(Cmd, pnr) == 'u') {
969 if(param_gethex(Cmd, pnr+1, uid, 8) == 0)
970 {
971 flags |=FLAG_4B_UID_IN_DATA; // UID from packet
972 }else if(param_gethex(Cmd,pnr+1,uid,14) == 0)
973 {
974 flags |= FLAG_7B_UID_IN_DATA;// UID from packet
975 }else
976 {
977 PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols");
978 return 1;
979 }
980 pnr +=2;
981 }
982 if (param_getchar(Cmd, pnr) == 'n') {
983 exitAfterNReads = param_get8(Cmd,pnr+1);
984 pnr += 2;
985 }
986 if (param_getchar(Cmd, pnr) == 'i' ) {
987 //Using a flag to signal interactiveness, least significant bit
988 flags |= FLAG_INTERACTIVE;
989 pnr++;
990 }
991
992 if (param_getchar(Cmd, pnr) == 'x' ) {
993 //Using a flag to signal interactiveness, least significant bit
994 flags |= FLAG_NR_AR_ATTACK;
995 }
996 PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) ",
997 flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):
998 flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A"
999 , exitAfterNReads, flags,flags);
1000
1001
1002 UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
1003 memcpy(c.d.asBytes, uid, sizeof(uid));
1004 SendCommand(&c);
1005
1006 if(flags & FLAG_INTERACTIVE)
1007 {
1008 UsbCommand resp;
1009 PrintAndLog("Press pm3-button to abort simulation");
1010 while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1011 //We're waiting only 1.5 s at a time, otherwise we get the
1012 // annoying message about "Waiting for a response... "
1013 }
1014 }
1015
1016 return 0;
1017 }
1018
1019 int CmdHF14AMfDbg(const char *Cmd)
1020 {
1021 int dbgMode = param_get32ex(Cmd, 0, 0, 10);
1022 if (dbgMode > 4) {
1023 PrintAndLog("Max debud mode parameter is 4 \n");
1024 }
1025
1026 if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) {
1027 PrintAndLog("Usage: hf mf dbg <debug level>");
1028 PrintAndLog(" 0 - no debug messages");
1029 PrintAndLog(" 1 - error messages");
1030 PrintAndLog(" 2 - all messages");
1031 PrintAndLog(" 4 - extended debug mode");
1032 return 0;
1033 }
1034
1035 UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}};
1036 SendCommand(&c);
1037
1038 return 0;
1039 }
1040
1041 int CmdHF14AMfEGet(const char *Cmd)
1042 {
1043 uint8_t blockNo = 0;
1044 uint8_t data[3 * 16];
1045 int i;
1046
1047 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1048 PrintAndLog("Usage: hf mf eget <block number>");
1049 PrintAndLog(" sample: hf mf eget 0 ");
1050 return 0;
1051 }
1052
1053 blockNo = param_get8(Cmd, 0);
1054
1055 PrintAndLog(" ");
1056 if (!mfEmlGetMem(data, blockNo, 3)) {
1057 for (i = 0; i < 3; i++) {
1058 PrintAndLog("data[%d]:%s", blockNo + i, sprint_hex(data + i * 16, 16));
1059 }
1060 } else {
1061 PrintAndLog("Command execute timeout");
1062 }
1063
1064 return 0;
1065 }
1066
1067 int CmdHF14AMfEClear(const char *Cmd)
1068 {
1069 if (param_getchar(Cmd, 0) == 'h') {
1070 PrintAndLog("Usage: hf mf eclr");
1071 PrintAndLog("It set card emulator memory to empty data blocks and key A/B FFFFFFFFFFFF \n");
1072 return 0;
1073 }
1074
1075 UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}};
1076 SendCommand(&c);
1077 return 0;
1078 }
1079
1080 int CmdHF14AMfESet(const char *Cmd)
1081 {
1082 uint8_t memBlock[16];
1083 uint8_t blockNo = 0;
1084
1085 memset(memBlock, 0x00, sizeof(memBlock));
1086
1087 if (strlen(Cmd) < 3 || param_getchar(Cmd, 0) == 'h') {
1088 PrintAndLog("Usage: hf mf eset <block number> <block data (32 hex symbols)>");
1089 PrintAndLog(" sample: hf mf eset 1 000102030405060708090a0b0c0d0e0f ");
1090 return 0;
1091 }
1092
1093 blockNo = param_get8(Cmd, 0);
1094
1095 if (param_gethex(Cmd, 1, memBlock, 32)) {
1096 PrintAndLog("block data must include 32 HEX symbols");
1097 return 1;
1098 }
1099
1100 // 1 - blocks count
1101 UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}};
1102 memcpy(c.d.asBytes, memBlock, 16);
1103 SendCommand(&c);
1104 return 0;
1105 }
1106
1107 int CmdHF14AMfELoad(const char *Cmd)
1108 {
1109 FILE * f;
1110 char filename[20];
1111 char * fnameptr = filename;
1112 char buf[64];
1113 uint8_t buf8[64];
1114 int i, len, blockNum;
1115
1116 memset(filename, 0, sizeof(filename));
1117 memset(buf, 0, sizeof(buf));
1118
1119 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1120 PrintAndLog("It loads emul dump from the file `filename.eml`");
1121 PrintAndLog("Usage: hf mf eload <file name w/o `.eml`>");
1122 PrintAndLog(" sample: hf mf eload filename");
1123 return 0;
1124 }
1125
1126 len = strlen(Cmd);
1127 if (len > 14) len = 14;
1128
1129 memcpy(filename, Cmd, len);
1130 fnameptr += len;
1131
1132 sprintf(fnameptr, ".eml");
1133
1134 // open file
1135 f = fopen(filename, "r");
1136 if (f == NULL) {
1137 PrintAndLog("File not found or locked.");
1138 return 1;
1139 }
1140
1141 blockNum = 0;
1142 while(!feof(f)){
1143 memset(buf, 0, sizeof(buf));
1144 if (fgets(buf, sizeof(buf), f) == NULL) {
1145 if(blockNum == 16 * 4)
1146 {
1147 break;
1148 }
1149 PrintAndLog("File reading error.");
1150 return 2;
1151 }
1152
1153 if (strlen(buf) < 32){
1154 if(strlen(buf) && feof(f))
1155 break;
1156 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1157 return 2;
1158 }
1159 for (i = 0; i < 32; i += 2)
1160 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1161 // PrintAndLog("data[%02d]:%s", blockNum, sprint_hex(buf8, 16));
1162
1163 if (mfEmlSetMem(buf8, blockNum, 1)) {
1164 PrintAndLog("Cant set emul block: %d", blockNum);
1165 return 3;
1166 }
1167 blockNum++;
1168
1169 if (blockNum >= 32 * 4 + 8 * 16) break;
1170 }
1171 fclose(f);
1172
1173 if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){
1174 PrintAndLog("File content error. There must be 64 blocks");
1175 return 4;
1176 }
1177 PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename);
1178 return 0;
1179 }
1180
1181 int CmdHF14AMfESave(const char *Cmd)
1182 {
1183 FILE * f;
1184 char filename[20];
1185 char * fnameptr = filename;
1186 uint8_t buf[64];
1187 int i, j, len;
1188
1189 memset(filename, 0, sizeof(filename));
1190 memset(buf, 0, sizeof(buf));
1191
1192 if (param_getchar(Cmd, 0) == 'h') {
1193 PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`");
1194 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`]");
1195 PrintAndLog(" sample: hf mf esave ");
1196 PrintAndLog(" hf mf esave filename");
1197 return 0;
1198 }
1199
1200 len = strlen(Cmd);
1201 if (len > 14) len = 14;
1202
1203 if (len < 1) {
1204 // get filename
1205 if (mfEmlGetMem(buf, 0, 1)) {
1206 PrintAndLog("Cant get block: %d", 0);
1207 return 1;
1208 }
1209 for (j = 0; j < 7; j++, fnameptr += 2)
1210 sprintf(fnameptr, "%02x", buf[j]);
1211 } else {
1212 memcpy(filename, Cmd, len);
1213 fnameptr += len;
1214 }
1215
1216 sprintf(fnameptr, ".eml");
1217
1218 // open file
1219 f = fopen(filename, "w+");
1220
1221 // put hex
1222 for (i = 0; i < 32 * 4 + 8 * 16; i++) {
1223 if (mfEmlGetMem(buf, i, 1)) {
1224 PrintAndLog("Cant get block: %d", i);
1225 break;
1226 }
1227 for (j = 0; j < 16; j++)
1228 fprintf(f, "%02x", buf[j]);
1229 fprintf(f,"\n");
1230 }
1231 fclose(f);
1232
1233 PrintAndLog("Saved to file: %s", filename);
1234
1235 return 0;
1236 }
1237
1238 int CmdHF14AMfECFill(const char *Cmd)
1239 {
1240 uint8_t keyType = 0;
1241
1242 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1243 PrintAndLog("Usage: hf mf efill <key A/B>");
1244 PrintAndLog("sample: hf mf efill A");
1245 PrintAndLog("Card data blocks transfers to card emulator memory.");
1246 PrintAndLog("Keys must be laid in the simulator memory. \n");
1247 return 0;
1248 }
1249
1250 char ctmp = param_getchar(Cmd, 0);
1251 if (ctmp == 0x00) {
1252 PrintAndLog("Key type must be A or B");
1253 return 1;
1254 }
1255 if (ctmp != 'A' && ctmp != 'a') keyType = 1;
1256
1257 UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {0, keyType, 0}};
1258 SendCommand(&c);
1259 return 0;
1260 }
1261
1262 int CmdHF14AMfEKeyPrn(const char *Cmd)
1263 {
1264 int i,b=-1;
1265 uint8_t data[16];
1266 uint64_t keyA, keyB;
1267
1268 PrintAndLog("|---|----------------|----------------|");
1269 PrintAndLog("|sec|key A |key B |");
1270 PrintAndLog("|---|----------------|----------------|");
1271 for (i = 0; i < 40; i++) {
1272 b<127?(b+=4):(b+=16);
1273 if (mfEmlGetMem(data, b, 1)) {
1274 PrintAndLog("error get block %d", b);
1275 break;
1276 }
1277 keyA = bytes_to_num(data, 6);
1278 keyB = bytes_to_num(data + 10, 6);
1279 PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);
1280 }
1281 PrintAndLog("|---|----------------|----------------|");
1282
1283 return 0;
1284 }
1285
1286 int CmdHF14AMfCSetUID(const char *Cmd)
1287 {
1288 uint8_t wipeCard = 0;
1289 uint8_t uid[8];
1290 uint8_t oldUid[8];
1291 int res;
1292
1293 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1294 PrintAndLog("Usage: hf mf csetuid <UID 8 hex symbols> <w>");
1295 PrintAndLog("sample: hf mf csetuid 01020304 w");
1296 PrintAndLog("Set UID for magic Chinese card (only works with!!!)");
1297 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1298 return 0;
1299 }
1300
1301 if (param_getchar(Cmd, 0) && param_gethex(Cmd, 0, uid, 8)) {
1302 PrintAndLog("UID must include 8 HEX symbols");
1303 return 1;
1304 }
1305
1306 char ctmp = param_getchar(Cmd, 1);
1307 if (ctmp == 'w' || ctmp == 'W') wipeCard = 1;
1308
1309 PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4));
1310
1311 res = mfCSetUID(uid, oldUid, wipeCard);
1312 if (res) {
1313 PrintAndLog("Can't set UID. error=%d", res);
1314 return 1;
1315 }
1316
1317 PrintAndLog("old UID:%s", sprint_hex(oldUid, 4));
1318 return 0;
1319 }
1320
1321 int CmdHF14AMfCSetBlk(const char *Cmd)
1322 {
1323 uint8_t uid[8];
1324 uint8_t memBlock[16];
1325 uint8_t blockNo = 0;
1326 int res;
1327 memset(memBlock, 0x00, sizeof(memBlock));
1328
1329 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1330 PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)>");
1331 PrintAndLog("sample: hf mf csetblk 1 01020304050607080910111213141516");
1332 PrintAndLog("Set block data for magic Chinese card (only works with!!!)");
1333 PrintAndLog("If you want wipe card then add 'w' into command line. \n");
1334 return 0;
1335 }
1336
1337 blockNo = param_get8(Cmd, 0);
1338
1339 if (param_gethex(Cmd, 1, memBlock, 32)) {
1340 PrintAndLog("block data must include 32 HEX symbols");
1341 return 1;
1342 }
1343
1344 PrintAndLog("--block number:%02x data:%s", blockNo, sprint_hex(memBlock, 16));
1345
1346 res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER);
1347 if (res) {
1348 PrintAndLog("Can't write block. error=%d", res);
1349 return 1;
1350 }
1351
1352 PrintAndLog("UID:%s", sprint_hex(uid, 4));
1353 return 0;
1354 }
1355
1356 int CmdHF14AMfCLoad(const char *Cmd)
1357 {
1358 FILE * f;
1359 char filename[20];
1360 char * fnameptr = filename;
1361 char buf[64];
1362 uint8_t buf8[64];
1363 uint8_t fillFromEmulator = 0;
1364 int i, len, blockNum, flags;
1365
1366 memset(filename, 0, sizeof(filename));
1367 memset(buf, 0, sizeof(buf));
1368
1369 if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
1370 PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");
1371 PrintAndLog("or from emulator memory (option `e`)");
1372 PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
1373 PrintAndLog(" or: hf mf cload e ");
1374 PrintAndLog(" sample: hf mf cload filename");
1375 return 0;
1376 }
1377
1378 char ctmp = param_getchar(Cmd, 0);
1379 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1380
1381 if (fillFromEmulator) {
1382 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1383 for (blockNum = 0; blockNum < 16 * 4; blockNum += 1) {
1384 if (mfEmlGetMem(buf8, blockNum, 1)) {
1385 PrintAndLog("Cant get block: %d", blockNum);
1386 return 2;
1387 }
1388
1389 if (blockNum == 2) flags = 0;
1390 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1391
1392 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1393 PrintAndLog("Cant set magic card block: %d", blockNum);
1394 return 3;
1395 }
1396 }
1397 return 0;
1398 } else {
1399 len = strlen(Cmd);
1400 if (len > 14) len = 14;
1401
1402 memcpy(filename, Cmd, len);
1403 fnameptr += len;
1404
1405 sprintf(fnameptr, ".eml");
1406
1407 // open file
1408 f = fopen(filename, "r");
1409 if (f == NULL) {
1410 PrintAndLog("File not found or locked.");
1411 return 1;
1412 }
1413
1414 blockNum = 0;
1415 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1416 while(!feof(f)){
1417 memset(buf, 0, sizeof(buf));
1418 if (fgets(buf, sizeof(buf), f) == NULL) {
1419 PrintAndLog("File reading error.");
1420 return 2;
1421 }
1422
1423 if (strlen(buf) < 32){
1424 if(strlen(buf) && feof(f))
1425 break;
1426 PrintAndLog("File content error. Block data must include 32 HEX symbols");
1427 return 2;
1428 }
1429 for (i = 0; i < 32; i += 2)
1430 sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
1431
1432 if (blockNum == 2) flags = 0;
1433 if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1434
1435 if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
1436 PrintAndLog("Cant set magic card block: %d", blockNum);
1437 return 3;
1438 }
1439 blockNum++;
1440
1441 if (blockNum >= 16 * 4) break; // magic card type - mifare 1K
1442 }
1443 fclose(f);
1444
1445 if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){
1446 PrintAndLog("File content error. There must be 64 blocks");
1447 return 4;
1448 }
1449 PrintAndLog("Loaded from file: %s", filename);
1450 return 0;
1451 }
1452 }
1453
1454 int CmdHF14AMfCGetBlk(const char *Cmd) {
1455 uint8_t memBlock[16];
1456 uint8_t blockNo = 0;
1457 int res;
1458 memset(memBlock, 0x00, sizeof(memBlock));
1459
1460 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1461 PrintAndLog("Usage: hf mf cgetblk <block number>");
1462 PrintAndLog("sample: hf mf cgetblk 1");
1463 PrintAndLog("Get block data from magic Chinese card (only works with!!!)\n");
1464 return 0;
1465 }
1466
1467 blockNo = param_get8(Cmd, 0);
1468
1469 PrintAndLog("--block number:%02x ", blockNo);
1470
1471 res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
1472 if (res) {
1473 PrintAndLog("Can't read block. error=%d", res);
1474 return 1;
1475 }
1476
1477 PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
1478 return 0;
1479 }
1480
1481 int CmdHF14AMfCGetSc(const char *Cmd) {
1482 uint8_t memBlock[16];
1483 uint8_t sectorNo = 0;
1484 int i, res, flags;
1485 memset(memBlock, 0x00, sizeof(memBlock));
1486
1487 if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
1488 PrintAndLog("Usage: hf mf cgetsc <sector number>");
1489 PrintAndLog("sample: hf mf cgetsc 0");
1490 PrintAndLog("Get sector data from magic Chinese card (only works with!!!)\n");
1491 return 0;
1492 }
1493
1494 sectorNo = param_get8(Cmd, 0);
1495 if (sectorNo > 15) {
1496 PrintAndLog("Sector number must be in [0..15] as in MIFARE classic.");
1497 return 1;
1498 }
1499
1500 PrintAndLog("--sector number:%02x ", sectorNo);
1501
1502 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1503 for (i = 0; i < 4; i++) {
1504 if (i == 1) flags = 0;
1505 if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1506
1507 res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);
1508 if (res) {
1509 PrintAndLog("Can't read block. %02x error=%d", sectorNo * 4 + i, res);
1510 return 1;
1511 }
1512
1513 PrintAndLog("block %02x data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));
1514 }
1515 return 0;
1516 }
1517
1518 int CmdHF14AMfCSave(const char *Cmd) {
1519
1520 FILE * f;
1521 char filename[20];
1522 char * fnameptr = filename;
1523 uint8_t fillFromEmulator = 0;
1524 uint8_t buf[64];
1525 int i, j, len, flags;
1526
1527 memset(filename, 0, sizeof(filename));
1528 memset(buf, 0, sizeof(buf));
1529
1530 if (param_getchar(Cmd, 0) == 'h') {
1531 PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
1532 PrintAndLog("or into emulator memory (option `e`)");
1533 PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
1534 PrintAndLog(" sample: hf mf esave ");
1535 PrintAndLog(" hf mf esave filename");
1536 PrintAndLog(" hf mf esave e \n");
1537 return 0;
1538 }
1539
1540 char ctmp = param_getchar(Cmd, 0);
1541 if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
1542
1543 if (fillFromEmulator) {
1544 // put into emulator
1545 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1546 for (i = 0; i < 16 * 4; i++) {
1547 if (i == 1) flags = 0;
1548 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1549
1550 if (mfCGetBlock(i, buf, flags)) {
1551 PrintAndLog("Cant get block: %d", i);
1552 break;
1553 }
1554
1555 if (mfEmlSetMem(buf, i, 1)) {
1556 PrintAndLog("Cant set emul block: %d", i);
1557 return 3;
1558 }
1559 }
1560 return 0;
1561 } else {
1562 len = strlen(Cmd);
1563 if (len > 14) len = 14;
1564
1565 if (len < 1) {
1566 // get filename
1567 if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {
1568 PrintAndLog("Cant get block: %d", 0);
1569 return 1;
1570 }
1571 for (j = 0; j < 7; j++, fnameptr += 2)
1572 sprintf(fnameptr, "%02x", buf[j]);
1573 } else {
1574 memcpy(filename, Cmd, len);
1575 fnameptr += len;
1576 }
1577
1578 sprintf(fnameptr, ".eml");
1579
1580 // open file
1581 f = fopen(filename, "w+");
1582
1583 // put hex
1584 flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
1585 for (i = 0; i < 16 * 4; i++) {
1586 if (i == 1) flags = 0;
1587 if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
1588
1589 if (mfCGetBlock(i, buf, flags)) {
1590 PrintAndLog("Cant get block: %d", i);
1591 break;
1592 }
1593 for (j = 0; j < 16; j++)
1594 fprintf(f, "%02x", buf[j]);
1595 fprintf(f,"\n");
1596 }
1597 fclose(f);
1598
1599 PrintAndLog("Saved to file: %s", filename);
1600
1601 return 0;
1602 }
1603 }
1604
1605 int CmdHF14AMfSniff(const char *Cmd){
1606 // params
1607 bool wantLogToFile = 0;
1608 bool wantDecrypt = 0;
1609 //bool wantSaveToEml = 0; TODO
1610 bool wantSaveToEmlFile = 0;
1611
1612 //var
1613 int res = 0;
1614 int len = 0;
1615 int blockLen = 0;
1616 int num = 0;
1617 int pckNum = 0;
1618 uint8_t uid[8];
1619 uint8_t atqa[2];
1620 uint8_t sak;
1621 bool isTag;
1622 uint32_t parity;
1623 uint8_t buf[3000];
1624 uint8_t * bufPtr = buf;
1625 memset(buf, 0x00, 3000);
1626
1627 if (param_getchar(Cmd, 0) == 'h') {
1628 PrintAndLog("It continuously get data from the field and saves it to: log, emulator, emulator file.");
1629 PrintAndLog("You can specify:");
1630 PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");
1631 PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`");
1632 PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory");
1633 PrintAndLog(" r - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`");
1634 PrintAndLog("Usage: hf mf sniff [l][d][e][r]");
1635 PrintAndLog(" sample: hf mf sniff l d e");
1636 return 0;
1637 }
1638
1639 for (int i = 0; i < 4; i++) {
1640 char ctmp = param_getchar(Cmd, i);
1641 if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;
1642 if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;
1643 //if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO
1644 if (ctmp == 'f' || ctmp == 'F') wantSaveToEmlFile = true;
1645 }
1646
1647 printf("-------------------------------------------------------------------------\n");
1648 printf("Executing command. \n");
1649 printf("Press the key on the proxmark3 device to abort both proxmark3 and client.\n");
1650 printf("Press the key on pc keyboard to abort the client.\n");
1651 printf("-------------------------------------------------------------------------\n");
1652
1653 UsbCommand c = {CMD_MIFARE_SNIFFER, {0, 0, 0}};
1654 SendCommand(&c);
1655
1656 // wait cycle
1657 while (true) {
1658 printf(".");
1659 fflush(stdout);
1660 if (ukbhit()) {
1661 getchar();
1662 printf("\naborted via keyboard!\n");
1663 break;
1664 }
1665
1666 UsbCommand resp;
1667 if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {
1668 res = resp.arg[0] & 0xff;
1669 len = resp.arg[1];
1670 num = resp.arg[2];
1671
1672 if (res == 0) return 0;
1673 if (res == 1) {
1674 if (num ==0) {
1675 bufPtr = buf;
1676 memset(buf, 0x00, 3000);
1677 }
1678 memcpy(bufPtr, resp.d.asBytes, len);
1679 bufPtr += len;
1680 pckNum++;
1681 }
1682 if (res == 2) {
1683 blockLen = bufPtr - buf;
1684 bufPtr = buf;
1685 printf(">\n");
1686 PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);
1687 num = 0;
1688 while (bufPtr - buf + 9 < blockLen) {
1689 isTag = bufPtr[3] & 0x80 ? true:false;
1690 bufPtr += 4;
1691 parity = *((uint32_t *)(bufPtr));
1692 bufPtr += 4;
1693 len = bufPtr[0];
1694 bufPtr++;
1695 if ((len == 14) && (bufPtr[0] = 0xff) && (bufPtr[1] = 0xff)) {
1696 memcpy(uid, bufPtr + 2, 7);
1697 memcpy(atqa, bufPtr + 2 + 7, 2);
1698 sak = bufPtr[11];
1699
1700 PrintAndLog("tag select uid:%s atqa:%02x %02x sak:0x%02x", sprint_hex(uid, 7), atqa[0], atqa[1], sak);
1701 if (wantLogToFile) {
1702 FillFileNameByUID(logHexFileName, uid, ".log", 7);
1703 AddLogCurrentDT(logHexFileName);
1704 }
1705 if (wantDecrypt) mfTraceInit(uid, atqa, sak, wantSaveToEmlFile);
1706 } else {
1707 PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len));
1708 if (wantLogToFile) AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);
1709 if (wantDecrypt) mfTraceDecode(bufPtr, len, parity, wantSaveToEmlFile);
1710 }
1711 bufPtr += len;
1712 num++;
1713 }
1714 }
1715 } // resp not NILL
1716 } // while (true)
1717 return 0;
1718 }
1719
1720 static command_t CommandTable[] =
1721 {
1722 {"help", CmdHelp, 1, "This help"},
1723 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
1724 {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},
1725 {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},
1726 {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},
1727 {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},
1728 {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"},
1729 {"chk", CmdHF14AMfChk, 0, "Test block keys"},
1730 {"mifare", CmdHF14AMifare, 0, "Read parity error messages."},
1731 {"nested", CmdHF14AMfNested, 0, "Test nested authentication"},
1732 {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"},
1733 {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"},
1734 {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"},
1735 {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"},
1736 {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"},
1737 {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"},
1738 {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"},
1739 {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"},
1740 {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"},
1741 {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"},
1742 {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block into magic Chinese card"},
1743 {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block from magic Chinese card"},
1744 {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector from magic Chinese card"},
1745 {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
1746 {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
1747 {NULL, NULL, 0, NULL}
1748 };
1749
1750 int CmdHFMF(const char *Cmd)
1751 {
1752 // flush
1753 WaitForResponseTimeout(CMD_ACK,NULL,100);
1754
1755 CmdsParse(CommandTable, Cmd);
1756 return 0;
1757 }
1758
1759 int CmdHelp(const char *Cmd)
1760 {
1761 CmdsHelp(CommandTable);
1762 return 0;
1763 }
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