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1 //-----------------------------------------------------------------------------
2 // Ultralight Code (c) 2013,2014 Midnitesnake & Andy Davies of Pentura
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // High frequency MIFARE ULTRALIGHT (C) commands
9 //-----------------------------------------------------------------------------
10
11 #include "cmdhfmfu.h"
12
13 #include <stdint.h>
14 #include <stdio.h>
15 #include "comms.h"
16 #include "usb_cmd.h"
17 #include "cmdmain.h"
18 #include "ui.h"
19 #include "polarssl/des.h"
20 #include "cmdhfmf.h"
21 #include "cmdhf14a.h"
22 #include "mifare.h"
23 #include "util.h"
24 #include "protocols.h"
25
26 #define MAX_UL_BLOCKS 0x0f
27 #define MAX_ULC_BLOCKS 0x2b
28 #define MAX_ULEV1a_BLOCKS 0x13
29 #define MAX_ULEV1b_BLOCKS 0x28
30 #define MAX_NTAG_203 0x29
31 #define MAX_NTAG_210 0x13
32 #define MAX_NTAG_212 0x28
33 #define MAX_NTAG_213 0x2c
34 #define MAX_NTAG_215 0x86
35 #define MAX_NTAG_216 0xe6
36 #define MAX_MY_D_NFC 0xff
37 #define MAX_MY_D_MOVE 0x25
38 #define MAX_MY_D_MOVE_LEAN 0x0f
39
40 #define KEYS_3DES_COUNT 7
41 uint8_t default_3des_keys[KEYS_3DES_COUNT][16] = {
42 { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key
43 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes
44 { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F
45 { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key
46 { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 },// all ones
47 { 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF },// all FF
48 { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF } // 11 22 33
49 };
50
51 #define KEYS_PWD_COUNT 6
52 uint8_t default_pwd_pack[KEYS_PWD_COUNT][4] = {
53 {0xFF,0xFF,0xFF,0xFF}, // PACK 0x00,0x00 -- factory default
54
55 {0x4A,0xF8,0x4B,0x19}, // PACK 0xE5,0xBE -- italian bus (sniffed)
56 {0x33,0x6B,0xA1,0x19}, // PACK 0x9c,0x2d -- italian bus (sniffed)
57 {0xFF,0x90,0x6C,0xB2}, // PACK 0x12,0x9e -- italian bus (sniffed)
58 {0x46,0x1c,0xA3,0x19}, // PACK 0xE9,0x5A -- italian bus (sniffed)
59 {0x35,0x1C,0xD0,0x19}, // PACK 0x9A,0x5a -- italian bus (sniffed)
60 };
61
62 #define MAX_UL_TYPES 18
63 uint32_t UL_TYPES_ARRAY[MAX_UL_TYPES] = {UNKNOWN, UL, UL_C, UL_EV1_48, UL_EV1_128, NTAG, NTAG_203,
64 NTAG_210, NTAG_212, NTAG_213, NTAG_215, NTAG_216, MY_D, MY_D_NFC, MY_D_MOVE, MY_D_MOVE_NFC, MY_D_MOVE_LEAN, FUDAN_UL};
65
66 uint8_t UL_MEMORY_ARRAY[MAX_UL_TYPES] = {MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_ULC_BLOCKS, MAX_ULEV1a_BLOCKS,
67 MAX_ULEV1b_BLOCKS, MAX_NTAG_203, MAX_NTAG_203, MAX_NTAG_210, MAX_NTAG_212, MAX_NTAG_213,
68 MAX_NTAG_215, MAX_NTAG_216, MAX_UL_BLOCKS, MAX_MY_D_NFC, MAX_MY_D_MOVE, MAX_MY_D_MOVE, MAX_MY_D_MOVE_LEAN, MAX_UL_BLOCKS};
69
70
71 static int CmdHelp(const char *Cmd);
72
73 // get version nxp product type
74 char *getProductTypeStr( uint8_t id){
75
76 static char buf[20];
77 char *retStr = buf;
78
79 switch(id) {
80 case 3: sprintf(retStr, "%02X, Ultralight", id); break;
81 case 4: sprintf(retStr, "%02X, NTAG", id); break;
82 default: sprintf(retStr, "%02X, unknown", id); break;
83 }
84 return buf;
85 }
86
87 /*
88 The 7 MSBits (=n) code the storage size itself based on 2^n,
89 the LSBit is set to '0' if the size is exactly 2^n
90 and set to '1' if the storage size is between 2^n and 2^(n+1).
91 */
92 char *getUlev1CardSizeStr( uint8_t fsize ){
93
94 static char buf[40];
95 char *retStr = buf;
96 memset(buf, 0, sizeof(buf));
97
98 uint16_t usize = 1 << ((fsize >>1) + 1);
99 uint16_t lsize = 1 << (fsize >>1);
100
101 // is LSB set?
102 if ( fsize & 1 )
103 sprintf(retStr, "%02X, (%u <-> %u bytes)",fsize, usize, lsize);
104 else
105 sprintf(retStr, "%02X, (%u bytes)", fsize, lsize);
106 return buf;
107 }
108
109 static void ul_switch_on_field(void) {
110 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT | ISO14A_NO_RATS, 0, 0}};
111 clearCommandBuffer();
112 SendCommand(&c);
113 }
114
115 static int ul_send_cmd_raw( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength ) {
116 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT | ISO14A_APPEND_CRC, cmdlen, 0}};
117 memcpy(c.d.asBytes, cmd, cmdlen);
118 clearCommandBuffer();
119 SendCommand(&c);
120 UsbCommand resp;
121 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
122 if (!resp.arg[0] && responseLength) return -1;
123
124 uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
125 memcpy(response, resp.d.asBytes, resplen);
126 return resplen;
127 }
128 /*
129 static int ul_send_cmd_raw_crc( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, uint16_t responseLength, bool append_crc ) {
130 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT , cmdlen, 0}};
131 if (append_crc)
132 c.arg[0] |= ISO14A_APPEND_CRC;
133
134 memcpy(c.d.asBytes, cmd, cmdlen);
135 clearCommandBuffer();
136 SendCommand(&c);
137 UsbCommand resp;
138 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
139 if (!resp.arg[0] && responseLength) return -1;
140
141 uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength;
142 memcpy(response, resp.d.asBytes, resplen);
143 return resplen;
144 }
145 */
146 static int ul_select( iso14a_card_select_t *card ){
147
148 ul_switch_on_field();
149
150 UsbCommand resp;
151 bool ans = false;
152 ans = WaitForResponseTimeout(CMD_ACK, &resp, 1500);
153 if (!ans || resp.arg[0] < 1) {
154 PrintAndLog("iso14443a card select failed");
155 DropField();
156 return 0;
157 }
158
159 memcpy(card, resp.d.asBytes, sizeof(iso14a_card_select_t));
160 return 1;
161 }
162
163 // This read command will at least return 16bytes.
164 static int ul_read( uint8_t page, uint8_t *response, uint16_t responseLength ){
165
166 uint8_t cmd[] = {ISO14443A_CMD_READBLOCK, page};
167 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
168 return len;
169 }
170
171 static int ul_comp_write( uint8_t page, uint8_t *data, uint8_t datalen ){
172
173 uint8_t cmd[18];
174 memset(cmd, 0x00, sizeof(cmd));
175 datalen = ( datalen > 16) ? 16 : datalen;
176
177 cmd[0] = ISO14443A_CMD_WRITEBLOCK;
178 cmd[1] = page;
179 memcpy(cmd+2, data, datalen);
180
181 uint8_t response[1] = {0xff};
182 ul_send_cmd_raw(cmd, 2+datalen, response, sizeof(response));
183 // ACK
184 if ( response[0] == 0x0a ) return 0;
185 // NACK
186 return -1;
187 }
188
189 static int ulc_requestAuthentication( uint8_t *nonce, uint16_t nonceLength ){
190
191 uint8_t cmd[] = {MIFARE_ULC_AUTH_1, 0x00};
192 int len = ul_send_cmd_raw(cmd, sizeof(cmd), nonce, nonceLength);
193 return len;
194 }
195
196 static int ulc_authentication( uint8_t *key, bool switch_off_field ){
197
198 UsbCommand c = {CMD_MIFAREUC_AUTH, {switch_off_field}};
199 memcpy(c.d.asBytes, key, 16);
200 clearCommandBuffer();
201 SendCommand(&c);
202 UsbCommand resp;
203 if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return 0;
204 if ( resp.arg[0] == 1 ) return 1;
205
206 return 0;
207 }
208
209 static int ulev1_requestAuthentication( uint8_t *pwd, uint8_t *pack, uint16_t packLength ){
210
211 uint8_t cmd[] = {MIFARE_ULEV1_AUTH, pwd[0], pwd[1], pwd[2], pwd[3]};
212 int len = ul_send_cmd_raw(cmd, sizeof(cmd), pack, packLength);
213 return len;
214 }
215
216 static int ul_auth_select( iso14a_card_select_t *card, TagTypeUL_t tagtype, bool hasAuthKey, uint8_t *authenticationkey, uint8_t *pack, uint8_t packSize){
217 if ( hasAuthKey && (tagtype & UL_C)) {
218 //will select card automatically and close connection on error
219 if (!ulc_authentication(authenticationkey, false)) {
220 PrintAndLog("Error: Authentication Failed UL-C");
221 return 0;
222 }
223 } else {
224 if ( !ul_select(card) ) return 0;
225
226 if (hasAuthKey) {
227 if (ulev1_requestAuthentication(authenticationkey, pack, packSize) < 1) {
228 DropField();
229 PrintAndLog("Error: Authentication Failed UL-EV1/NTAG");
230 return 0;
231 }
232 }
233 }
234 return 1;
235 }
236
237 static int ulev1_getVersion( uint8_t *response, uint16_t responseLength ){
238
239 uint8_t cmd[] = {MIFARE_ULEV1_VERSION};
240 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
241 return len;
242 }
243
244 // static int ulev1_fastRead( uint8_t startblock, uint8_t endblock, uint8_t *response ){
245
246 // uint8_t cmd[] = {MIFARE_ULEV1_FASTREAD, startblock, endblock};
247
248 // if ( !ul_send_cmd_raw(cmd, sizeof(cmd), response)){
249 // return -1;
250 // }
251 // return 0;
252 // }
253
254 static int ulev1_readCounter( uint8_t counter, uint8_t *response, uint16_t responseLength ){
255
256 uint8_t cmd[] = {MIFARE_ULEV1_READ_CNT, counter};
257 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
258 return len;
259 }
260
261 static int ulev1_readTearing( uint8_t counter, uint8_t *response, uint16_t responseLength ){
262
263 uint8_t cmd[] = {MIFARE_ULEV1_CHECKTEAR, counter};
264 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
265 return len;
266 }
267
268 static int ulev1_readSignature( uint8_t *response, uint16_t responseLength ){
269
270 uint8_t cmd[] = {MIFARE_ULEV1_READSIG, 0x00};
271 int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
272 return len;
273 }
274
275
276 // Fudan check checks for which error is given for a command with incorrect crc
277 // NXP UL chip responds with 01, fudan 00.
278 // other possible checks:
279 // send a0 + crc
280 // UL responds with 00, fudan doesn't respond
281 // or
282 // send a200 + crc
283 // UL doesn't respond, fudan responds with 00
284 // or
285 // send 300000 + crc (read with extra byte(s))
286 // UL responds with read of page 0, fudan doesn't respond.
287 //
288 // make sure field is off before calling this function
289 static int ul_fudan_check( void ){
290 iso14a_card_select_t card;
291 if ( !ul_select(&card) )
292 return UL_ERROR;
293
294 UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_NO_DISCONNECT, 4, 0}};
295
296 uint8_t cmd[4] = {0x30,0x00,0x02,0xa7}; //wrong crc on purpose should be 0xa8
297 memcpy(c.d.asBytes, cmd, 4);
298 clearCommandBuffer();
299 SendCommand(&c);
300 UsbCommand resp;
301 if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return UL_ERROR;
302 if (resp.arg[0] != 1) return UL_ERROR;
303
304 return (!resp.d.asBytes[0]) ? FUDAN_UL : UL; //if response == 0x00 then Fudan, else Genuine NXP
305 }
306
307 static int ul_print_default( uint8_t *data){
308
309 uint8_t uid[7];
310 uid[0] = data[0];
311 uid[1] = data[1];
312 uid[2] = data[2];
313 uid[3] = data[4];
314 uid[4] = data[5];
315 uid[5] = data[6];
316 uid[6] = data[7];
317
318 PrintAndLog(" UID : %s ", sprint_hex(uid, 7));
319 PrintAndLog(" UID[0] : %02X, %s", uid[0], getTagInfo(uid[0]) );
320 if ( uid[0] == 0x05 && ((uid[1] & 0xf0) >> 4) == 2 ) { // is infineon and 66RxxP
321 uint8_t chip = (data[8] & 0xC7); // 11000111 mask, bit 3,4,5 RFU
322 switch (chip){
323 case 0xc2: PrintAndLog(" IC type : SLE 66R04P 770 Bytes"); break; //77 pages
324 case 0xc4: PrintAndLog(" IC type : SLE 66R16P 2560 Bytes"); break; //256 pages
325 case 0xc6: PrintAndLog(" IC type : SLE 66R32P 5120 Bytes"); break; //512 pages /2 sectors
326 }
327 }
328 // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2
329 int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2];
330 if ( data[3] == crc0 )
331 PrintAndLog(" BCC0 : %02X, Ok", data[3]);
332 else
333 PrintAndLog(" BCC0 : %02X, crc should be %02X", data[3], crc0);
334
335 int crc1 = data[4] ^ data[5] ^ data[6] ^data[7];
336 if ( data[8] == crc1 )
337 PrintAndLog(" BCC1 : %02X, Ok", data[8]);
338 else
339 PrintAndLog(" BCC1 : %02X, crc should be %02X", data[8], crc1 );
340
341 PrintAndLog(" Internal : %02X, %sdefault", data[9], (data[9]==0x48)?"":"not " );
342
343 PrintAndLog(" Lock : %s - %s",
344 sprint_hex(data+10, 2),
345 printBits(2, data+10)
346 );
347
348 PrintAndLog("OneTimePad : %s - %s\n",
349 sprint_hex(data + 12, 4),
350 printBits(4, data+12)
351 );
352
353 return 0;
354 }
355
356 static int ndef_print_CC(uint8_t *data) {
357 // no NDEF message
358 if(data[0] != 0xe1)
359 return -1;
360
361 PrintAndLog("--- NDEF Message");
362 PrintAndLog("Capability Container: %s", sprint_hex(data,4) );
363 PrintAndLog(" %02X : NDEF Magic Number", data[0]);
364 PrintAndLog(" %02X : version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f);
365 PrintAndLog(" %02X : Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8);
366 if ( data[2] == 0x12 )
367 PrintAndLog(" %02X : NDEF Memory Size: %d bytes", data[2], 144);
368 else if ( data[2] == 0x3e )
369 PrintAndLog(" %02X : NDEF Memory Size: %d bytes", data[2], 496);
370 else if ( data[2] == 0x6d )
371 PrintAndLog(" %02X : NDEF Memory Size: %d bytes", data[2], 872);
372
373 PrintAndLog(" %02X : %s / %s", data[3],
374 (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security",
375 (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)");
376 return 0;
377 }
378
379 int ul_print_type(uint32_t tagtype, uint8_t spaces){
380 char spc[11] = " ";
381 spc[10]=0x00;
382 char *spacer = spc + (10-spaces);
383
384 if ( tagtype & UL )
385 PrintAndLog("%sTYPE : MIFARE Ultralight (MF0ICU1) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
386 else if ( tagtype & UL_C)
387 PrintAndLog("%sTYPE : MIFARE Ultralight C (MF0ULC) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
388 else if ( tagtype & UL_EV1_48)
389 PrintAndLog("%sTYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)", spacer);
390 else if ( tagtype & UL_EV1_128)
391 PrintAndLog("%sTYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)", spacer);
392 else if ( tagtype & NTAG )
393 PrintAndLog("%sTYPE : NTAG UNKNOWN", spacer);
394 else if ( tagtype & NTAG_203 )
395 PrintAndLog("%sTYPE : NTAG 203 144bytes (NT2H0301F0DT)", spacer);
396 else if ( tagtype & NTAG_210 )
397 PrintAndLog("%sTYPE : NTAG 210 48bytes (NT2L1011G0DU)", spacer);
398 else if ( tagtype & NTAG_212 )
399 PrintAndLog("%sTYPE : NTAG 212 128bytes (NT2L1211G0DU)", spacer);
400 else if ( tagtype & NTAG_213 )
401 PrintAndLog("%sTYPE : NTAG 213 144bytes (NT2H1311G0DU)", spacer);
402 else if ( tagtype & NTAG_215 )
403 PrintAndLog("%sTYPE : NTAG 215 504bytes (NT2H1511G0DU)", spacer);
404 else if ( tagtype & NTAG_216 )
405 PrintAndLog("%sTYPE : NTAG 216 888bytes (NT2H1611G0DU)", spacer);
406 else if ( tagtype & NTAG_I2C_1K )
407 PrintAndLog("%sTYPE : NTAG I%sC 888bytes (NT3H1101FHK)", spacer, "\xFD");
408 else if ( tagtype & NTAG_I2C_2K )
409 PrintAndLog("%sTYPE : NTAG I%sC 1904bytes (NT3H1201FHK)", spacer, "\xFD");
410 else if ( tagtype & MY_D )
411 PrintAndLog("%sTYPE : INFINEON my-d\x99 (SLE 66RxxS)", spacer);
412 else if ( tagtype & MY_D_NFC )
413 PrintAndLog("%sTYPE : INFINEON my-d\x99 NFC (SLE 66RxxP)", spacer);
414 else if ( tagtype & MY_D_MOVE )
415 PrintAndLog("%sTYPE : INFINEON my-d\x99 move (SLE 66R01P)", spacer);
416 else if ( tagtype & MY_D_MOVE_NFC )
417 PrintAndLog("%sTYPE : INFINEON my-d\x99 move NFC (SLE 66R01P)", spacer);
418 else if ( tagtype & MY_D_MOVE_LEAN )
419 PrintAndLog("%sTYPE : INFINEON my-d\x99 move lean (SLE 66R01L)", spacer);
420 else if ( tagtype & FUDAN_UL )
421 PrintAndLog("%sTYPE : FUDAN Ultralight Compatible (or other compatible) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
422 else
423 PrintAndLog("%sTYPE : Unknown %06x", spacer, tagtype);
424 return 0;
425 }
426
427 static int ulc_print_3deskey( uint8_t *data){
428 PrintAndLog(" deskey1 [44/0x2C] : %s [%.4s]", sprint_hex(data ,4),data);
429 PrintAndLog(" deskey1 [45/0x2D] : %s [%.4s]", sprint_hex(data+4 ,4),data+4);
430 PrintAndLog(" deskey2 [46/0x2E] : %s [%.4s]", sprint_hex(data+8 ,4),data+8);
431 PrintAndLog(" deskey2 [47/0x2F] : %s [%.4s]", sprint_hex(data+12,4),data+12);
432 PrintAndLog("\n 3des key : %s", sprint_hex(SwapEndian64(data, 16, 8), 16));
433 return 0;
434 }
435
436 static int ulc_print_configuration( uint8_t *data){
437
438 PrintAndLog("--- UL-C Configuration");
439 PrintAndLog(" Higher Lockbits [40/0x28] : %s - %s", sprint_hex(data, 4), printBits(2, data));
440 PrintAndLog(" Counter [41/0x29] : %s - %s", sprint_hex(data+4, 4), printBits(2, data+4));
441
442 bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
443 if ( validAuth )
444 PrintAndLog(" Auth0 [42/0x2A] : %s page %d/0x%02X and above need authentication", sprint_hex(data+8, 4), data[8],data[8] );
445 else{
446 if ( data[8] == 0){
447 PrintAndLog(" Auth0 [42/0x2A] : %s default", sprint_hex(data+8, 4) );
448 } else {
449 PrintAndLog(" Auth0 [42/0x2A] : %s auth byte is out-of-range", sprint_hex(data+8, 4) );
450 }
451 }
452 PrintAndLog(" Auth1 [43/0x2B] : %s %s",
453 sprint_hex(data+12, 4),
454 (data[12] & 1) ? "write access restricted": "read and write access restricted"
455 );
456 return 0;
457 }
458
459 static int ulev1_print_configuration( uint8_t *data, uint8_t startPage){
460
461 PrintAndLog("\n--- Tag Configuration");
462
463 bool strg_mod_en = (data[0] & 2);
464 uint8_t authlim = (data[4] & 0x07);
465 bool cfglck = (data[4] & 0x40);
466 bool prot = (data[4] & 0x80);
467 uint8_t vctid = data[5];
468
469 PrintAndLog(" cfg0 [%u/0x%02X] : %s", startPage, startPage, sprint_hex(data, 4));
470 if ( data[3] < 0xff )
471 PrintAndLog(" - page %d and above need authentication",data[3]);
472 else
473 PrintAndLog(" - pages don't need authentication");
474 PrintAndLog(" - strong modulation mode %s", (strg_mod_en) ? "enabled":"disabled");
475 PrintAndLog(" cfg1 [%u/0x%02X] : %s", startPage + 1, startPage + 1, sprint_hex(data+4, 4) );
476 if ( authlim == 0)
477 PrintAndLog(" - Unlimited password attempts");
478 else
479 PrintAndLog(" - Max number of password attempts is %d", authlim);
480 PrintAndLog(" - user configuration %s", cfglck ? "permanently locked":"writeable");
481 PrintAndLog(" - %s access is protected with password", prot ? "read and write":"write");
482 PrintAndLog(" - %02X, Virtual Card Type Identifier is %s default", vctid, (vctid==0x05)? "":"not");
483 PrintAndLog(" PWD [%u/0x%02X] : %s- (cannot be read)", startPage + 2, startPage + 2, sprint_hex(data+8, 4));
484 PrintAndLog(" PACK [%u/0x%02X] : %s - (cannot be read)", startPage + 3, startPage + 3, sprint_hex(data+12, 2));
485 PrintAndLog(" RFU [%u/0x%02X] : %s- (cannot be read)", startPage + 3, startPage + 3, sprint_hex(data+12, 2));
486 return 0;
487 }
488
489 static int ulev1_print_counters(){
490 PrintAndLog("--- Tag Counters");
491 uint8_t tear[1] = {0};
492 uint8_t counter[3] = {0,0,0};
493 uint16_t len = 0;
494 for ( uint8_t i = 0; i<3; ++i) {
495 ulev1_readTearing(i,tear,sizeof(tear));
496 len = ulev1_readCounter(i,counter, sizeof(counter) );
497 if (len == 3) {
498 PrintAndLog(" [%0d] : %s", i, sprint_hex(counter,3));
499 PrintAndLog(" - %02X tearing %s", tear[0], ( tear[0]==0xBD)?"Ok":"failure");
500 }
501 }
502 return len;
503 }
504
505 static int ulev1_print_signature( uint8_t *data, uint8_t len){
506 PrintAndLog("\n--- Tag Signature");
507 //PrintAndLog("IC signature public key name : NXP NTAG21x 2013"); // don't know if there is other NXP public keys.. :(
508 PrintAndLog("IC signature public key value : 04494e1a386d3d3cfe3dc10e5de68a499b1c202db5b132393e89ed19fe5be8bc61");
509 PrintAndLog(" Elliptic curve parameters : secp128r1");
510 PrintAndLog(" Tag ECC Signature : %s", sprint_hex(data, len));
511 //to do: verify if signature is valid
512 //PrintAndLog("IC signature status: %s valid", (iseccvalid() )?"":"not");
513 return 0;
514 }
515
516 static int ulev1_print_version(uint8_t *data){
517 PrintAndLog("\n--- Tag Version");
518 PrintAndLog(" Raw bytes : %s",sprint_hex(data, 8) );
519 PrintAndLog(" Vendor ID : %02X, %s", data[1], getTagInfo(data[1]));
520 PrintAndLog(" Product type : %s", getProductTypeStr(data[2]));
521 PrintAndLog(" Product subtype : %02X, %s", data[3], (data[3]==1) ?"17 pF":"50pF");
522 PrintAndLog(" Major version : %02X", data[4]);
523 PrintAndLog(" Minor version : %02X", data[5]);
524 PrintAndLog(" Size : %s", getUlev1CardSizeStr(data[6]));
525 PrintAndLog(" Protocol type : %02X", data[7]);
526 return 0;
527 }
528
529 /*
530 static int ulc_magic_test(){
531 // Magic Ultralight test
532 // Magic UL-C, by observation,
533 // 1) it seems to have a static nonce response to 0x1A command.
534 // 2) the deskey bytes is not-zero:d out on as datasheet states.
535 // 3) UID - changeable, not only, but pages 0-1-2-3.
536 // 4) use the ul_magic_test ! magic tags answers specially!
537 int returnValue = UL_ERROR;
538 iso14a_card_select_t card;
539 uint8_t nonce1[11] = {0x00};
540 uint8_t nonce2[11] = {0x00};
541 int status = ul_select(&card);
542 if ( !status ){
543 return UL_ERROR;
544 }
545 status = ulc_requestAuthentication(nonce1, sizeof(nonce1));
546 if ( status > 0 ) {
547 status = ulc_requestAuthentication(nonce2, sizeof(nonce2));
548 returnValue = ( !memcmp(nonce1, nonce2, 11) ) ? UL_C_MAGIC : UL_C;
549 } else {
550 returnValue = UL;
551 }
552 DropField();
553 return returnValue;
554 }
555 */
556 static int ul_magic_test(){
557
558 // Magic Ultralight tests
559 // 1) take present UID, and try to write it back. OBSOLETE
560 // 2) make a wrong length write to page0, and see if tag answers with ACK/NACK:
561 iso14a_card_select_t card;
562 if ( !ul_select(&card) )
563 return UL_ERROR;
564 int status = ul_comp_write(0, NULL, 0);
565 DropField();
566 if ( status == 0 )
567 return MAGIC;
568 return 0;
569 }
570
571 uint32_t GetHF14AMfU_Type(void){
572
573 TagTypeUL_t tagtype = UNKNOWN;
574 iso14a_card_select_t card;
575 uint8_t version[10] = {0x00};
576 int status = 0;
577 int len;
578
579 if (!ul_select(&card)) return UL_ERROR;
580
581 // Ultralight - ATQA / SAK
582 if ( card.atqa[1] != 0x00 || card.atqa[0] != 0x44 || card.sak != 0x00 ) {
583 PrintAndLog("Tag is not Ultralight | NTAG | MY-D [ATQA: %02X %02X SAK: %02X]\n", card.atqa[1], card.atqa[0], card.sak);
584 DropField();
585 return UL_ERROR;
586 }
587
588 if ( card.uid[0] != 0x05) {
589
590 len = ulev1_getVersion(version, sizeof(version));
591 DropField();
592
593 switch (len) {
594 case 0x0A: {
595
596 if ( version[2] == 0x03 && version[6] == 0x0B )
597 tagtype = UL_EV1_48;
598 else if ( version[2] == 0x03 && version[6] != 0x0B )
599 tagtype = UL_EV1_128;
600 else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0B )
601 tagtype = NTAG_210;
602 else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0E )
603 tagtype = NTAG_212;
604 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x0F )
605 tagtype = NTAG_213;
606 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x11 )
607 tagtype = NTAG_215;
608 else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x13 )
609 tagtype = NTAG_216;
610 else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x13 )
611 tagtype = NTAG_I2C_1K;
612 else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x15 )
613 tagtype = NTAG_I2C_2K;
614 else if ( version[2] == 0x04 )
615 tagtype = NTAG;
616
617 break;
618 }
619 case 0x01: tagtype = UL_C; break;
620 case 0x00: tagtype = UL; break;
621 case -1 : tagtype = (UL | UL_C | NTAG_203); break; // could be UL | UL_C magic tags
622 default : tagtype = UNKNOWN; break;
623 }
624 // UL vs UL-C vs ntag203 test
625 if (tagtype & (UL | UL_C | NTAG_203)) {
626 if ( !ul_select(&card) ) return UL_ERROR;
627
628 // do UL_C check first...
629 uint8_t nonce[11] = {0x00};
630 status = ulc_requestAuthentication(nonce, sizeof(nonce));
631 DropField();
632 if (status > 1) {
633 tagtype = UL_C;
634 } else {
635 // need to re-select after authentication error
636 if ( !ul_select(&card) ) return UL_ERROR;
637
638 uint8_t data[16] = {0x00};
639 // read page 0x26-0x29 (last valid ntag203 page)
640 status = ul_read(0x26, data, sizeof(data));
641 if ( status <= 1 ) {
642 tagtype = UL;
643 } else {
644 // read page 0x30 (should error if it is a ntag203)
645 status = ul_read(0x30, data, sizeof(data));
646 if ( status <= 1 ){
647 tagtype = NTAG_203;
648 } else {
649 tagtype = UNKNOWN;
650 }
651 }
652 DropField();
653 }
654 }
655 if (tagtype & UL) {
656 tagtype = ul_fudan_check();
657 DropField();
658 }
659 } else {
660 DropField();
661 // Infinition MY-D tests Exam high nibble
662 uint8_t nib = (card.uid[1] & 0xf0) >> 4;
663 switch ( nib ){
664 // case 0: tagtype = SLE66R35E7; break; //or SLE 66R35E7 - mifare compat... should have different sak/atqa for mf 1k
665 case 1: tagtype = MY_D; break; //or SLE 66RxxS ... up to 512 pages of 8 user bytes...
666 case 2: tagtype = (MY_D_NFC); break; //or SLE 66RxxP ... up to 512 pages of 8 user bytes... (or in nfc mode FF pages of 4 bytes)
667 case 3: tagtype = (MY_D_MOVE | MY_D_MOVE_NFC); break; //or SLE 66R01P // 38 pages of 4 bytes //notice: we can not currently distinguish between these two
668 case 7: tagtype = MY_D_MOVE_LEAN; break; //or SLE 66R01L // 16 pages of 4 bytes
669 }
670 }
671
672 tagtype |= ul_magic_test();
673 if (tagtype == (UNKNOWN | MAGIC)) tagtype = (UL_MAGIC);
674 return tagtype;
675 }
676
677 int CmdHF14AMfUInfo(const char *Cmd){
678
679 uint8_t authlim = 0xff;
680 uint8_t data[16] = {0x00};
681 iso14a_card_select_t card;
682 int status;
683 bool errors = false;
684 bool hasAuthKey = false;
685 bool locked = false;
686 bool swapEndian = false;
687 uint8_t cmdp = 0;
688 uint8_t dataLen = 0;
689 uint8_t authenticationkey[16] = {0x00};
690 uint8_t *authkeyptr = authenticationkey;
691 uint8_t *key;
692 uint8_t pack[4] = {0,0,0,0};
693 int len = 0;
694 char tempStr[50];
695
696 while(param_getchar(Cmd, cmdp) != 0x00)
697 {
698 switch(param_getchar(Cmd, cmdp))
699 {
700 case 'h':
701 case 'H':
702 return usage_hf_mfu_info();
703 case 'k':
704 case 'K':
705 dataLen = param_getstr(Cmd, cmdp+1, tempStr, sizeof(tempStr));
706 if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
707 errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
708 dataLen /= 2; // handled as bytes from now on
709 } else {
710 PrintAndLog("\nERROR: Key is incorrect length\n");
711 errors = true;
712 }
713 cmdp += 2;
714 hasAuthKey = true;
715 break;
716 case 'l':
717 case 'L':
718 swapEndian = true;
719 cmdp++;
720 break;
721 default:
722 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
723 errors = true;
724 break;
725 }
726 if(errors) break;
727 }
728
729 //Validations
730 if(errors) return usage_hf_mfu_info();
731
732 TagTypeUL_t tagtype = GetHF14AMfU_Type();
733 if (tagtype == UL_ERROR) return -1;
734
735 PrintAndLog("\n--- Tag Information ---------");
736 PrintAndLog("-------------------------------------------------------------");
737 ul_print_type(tagtype, 6);
738
739 // Swap endianness
740 if (swapEndian && hasAuthKey) authkeyptr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4 );
741
742 if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
743
744 // read pages 0,1,2,3 (should read 4pages)
745 status = ul_read(0, data, sizeof(data));
746 if ( status == -1 ) {
747 DropField();
748 PrintAndLog("Error: tag didn't answer to READ");
749 return status;
750 } else if (status == 16) {
751 ul_print_default(data);
752 ndef_print_CC(data+12);
753 } else {
754 locked = true;
755 }
756
757 // UL_C Specific
758 if ((tagtype & UL_C)) {
759
760 // read pages 0x28, 0x29, 0x2A, 0x2B
761 uint8_t ulc_conf[16] = {0x00};
762 status = ul_read(0x28, ulc_conf, sizeof(ulc_conf));
763 if ( status == -1 ){
764 PrintAndLog("Error: tag didn't answer to READ UL-C");
765 DropField();
766 return status;
767 }
768 if (status == 16) ulc_print_configuration(ulc_conf);
769 else locked = true;
770
771 if ((tagtype & MAGIC)) {
772 //just read key
773 uint8_t ulc_deskey[16] = {0x00};
774 status = ul_read(0x2C, ulc_deskey, sizeof(ulc_deskey));
775 if ( status == -1 ) {
776 DropField();
777 PrintAndLog("Error: tag didn't answer to READ magic");
778 return status;
779 }
780 if (status == 16) ulc_print_3deskey(ulc_deskey);
781
782 } else {
783 DropField();
784 // if we called info with key, just return
785 if ( hasAuthKey ) return 1;
786
787 // also try to diversify default keys.. look into CmdHF14AMfuGenDiverseKeys
788 PrintAndLog("Trying some default 3des keys");
789 for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ) {
790 key = default_3des_keys[i];
791 if (ulc_authentication(key, true)) {
792 PrintAndLog("Found default 3des key: ");
793 uint8_t keySwap[16];
794 memcpy(keySwap, SwapEndian64(key,16,8), 16);
795 ulc_print_3deskey(keySwap);
796 return 1;
797 }
798 }
799 return 1;
800 }
801 }
802
803 // do counters and signature first (don't neet auth)
804
805 // ul counters are different than ntag counters
806 if ((tagtype & (UL_EV1_48 | UL_EV1_128))) {
807 if (ulev1_print_counters() != 3) {
808 // failed - re-select
809 if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
810 }
811 }
812
813 if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K ))) {
814 uint8_t ulev1_signature[32] = {0x00};
815 status = ulev1_readSignature( ulev1_signature, sizeof(ulev1_signature));
816 if ( status == -1 ) {
817 PrintAndLog("Error: tag didn't answer to READ SIGNATURE");
818 DropField();
819 return status;
820 }
821 if (status == 32) ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature));
822 else {
823 // re-select
824 if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
825 }
826 }
827
828 if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_210 | NTAG_212 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K))) {
829 uint8_t version[10] = {0x00};
830 status = ulev1_getVersion(version, sizeof(version));
831 if ( status == -1 ) {
832 PrintAndLog("Error: tag didn't answer to GETVERSION");
833 DropField();
834 return status;
835 } else if (status == 10) {
836 ulev1_print_version(version);
837 } else {
838 locked = true;
839 if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
840 }
841
842 uint8_t startconfigblock = 0;
843 uint8_t ulev1_conf[16] = {0x00};
844 // config blocks always are last 4 pages
845 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
846 if (tagtype & UL_TYPES_ARRAY[idx])
847 startconfigblock = UL_MEMORY_ARRAY[idx]-3;
848
849 if (startconfigblock){ // if we know where the config block is...
850 status = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
851 if ( status == -1 ) {
852 PrintAndLog("Error: tag didn't answer to READ EV1");
853 DropField();
854 return status;
855 } else if (status == 16) {
856 // save AUTHENTICATION LIMITS for later:
857 authlim = (ulev1_conf[4] & 0x07);
858 ulev1_print_configuration(ulev1_conf, startconfigblock);
859 }
860 }
861
862 // AUTHLIMIT, (number of failed authentications)
863 // 0 = limitless.
864 // 1-7 = limit. No automatic tries then.
865 // hasAuthKey, if we was called with key, skip test.
866 if ( !authlim && !hasAuthKey ) {
867 PrintAndLog("\n--- Known EV1/NTAG passwords.");
868 len = 0;
869 for (uint8_t i = 0; i < KEYS_PWD_COUNT; ++i ) {
870 key = default_pwd_pack[i];
871 len = ulev1_requestAuthentication(key, pack, sizeof(pack));
872 if (len >= 1) {
873 PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]);
874 break;
875 } else {
876 if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
877 }
878 }
879 if (len < 1) PrintAndLog("password not known");
880 }
881 }
882
883 DropField();
884 if (locked) PrintAndLog("\nTag appears to be locked, try using the key to get more info");
885 PrintAndLog("");
886 return 1;
887 }
888
889 //
890 // Write Single Block
891 //
892 int CmdHF14AMfUWrBl(const char *Cmd){
893
894 int blockNo = -1;
895 bool errors = false;
896 bool hasAuthKey = false;
897 bool hasPwdKey = false;
898 bool swapEndian = false;
899
900 uint8_t cmdp = 0;
901 uint8_t keylen = 0;
902 uint8_t blockdata[20] = {0x00};
903 uint8_t data[16] = {0x00};
904 uint8_t authenticationkey[16] = {0x00};
905 uint8_t *authKeyPtr = authenticationkey;
906
907 while(param_getchar(Cmd, cmdp) != 0x00)
908 {
909 switch(param_getchar(Cmd, cmdp))
910 {
911 case 'h':
912 case 'H':
913 return usage_hf_mfu_wrbl();
914 case 'k':
915 case 'K':
916 // EV1/NTAG size key
917 keylen = param_gethex(Cmd, cmdp+1, data, 8);
918 if ( !keylen ) {
919 memcpy(authenticationkey, data, 4);
920 cmdp += 2;
921 hasPwdKey = true;
922 break;
923 }
924 // UL-C size key
925 keylen = param_gethex(Cmd, cmdp+1, data, 32);
926 if (!keylen){
927 memcpy(authenticationkey, data, 16);
928 cmdp += 2;
929 hasAuthKey = true;
930 break;
931 }
932 PrintAndLog("\nERROR: Key is incorrect length\n");
933 errors = true;
934 break;
935 case 'b':
936 case 'B':
937 blockNo = param_get8(Cmd, cmdp+1);
938 if (blockNo < 0) {
939 PrintAndLog("Wrong block number");
940 errors = true;
941 }
942 cmdp += 2;
943 break;
944 case 'l':
945 case 'L':
946 swapEndian = true;
947 cmdp++;
948 break;
949 case 'd':
950 case 'D':
951 if ( param_gethex(Cmd, cmdp+1, blockdata, 8) ) {
952 PrintAndLog("Block data must include 8 HEX symbols");
953 errors = true;
954 break;
955 }
956 cmdp += 2;
957 break;
958 default:
959 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
960 errors = true;
961 break;
962 }
963 //Validations
964 if(errors) return usage_hf_mfu_wrbl();
965 }
966
967 if ( blockNo == -1 ) return usage_hf_mfu_wrbl();
968 // starting with getting tagtype
969 TagTypeUL_t tagtype = GetHF14AMfU_Type();
970 if (tagtype == UL_ERROR) return -1;
971
972 uint8_t maxblockno = 0;
973 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++){
974 if (tagtype & UL_TYPES_ARRAY[idx])
975 maxblockno = UL_MEMORY_ARRAY[idx];
976 }
977 if (blockNo > maxblockno){
978 PrintAndLog("block number too large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
979 return usage_hf_mfu_wrbl();
980 }
981
982 // Swap endianness
983 if (swapEndian && hasAuthKey) authKeyPtr = SwapEndian64(authenticationkey, 16, 8);
984 if (swapEndian && hasPwdKey) authKeyPtr = SwapEndian64(authenticationkey, 4, 4);
985
986 if ( blockNo <= 3)
987 PrintAndLog("Special Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
988 else
989 PrintAndLog("Block: %0d (0x%02X) [ %s]", blockNo, blockNo, sprint_hex(blockdata, 4));
990
991 //Send write Block
992 UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}};
993 memcpy(c.d.asBytes,blockdata,4);
994
995 if ( hasAuthKey ) {
996 c.arg[1] = 1;
997 memcpy(c.d.asBytes+4,authKeyPtr,16);
998 }
999 else if ( hasPwdKey ) {
1000 c.arg[1] = 2;
1001 memcpy(c.d.asBytes+4,authKeyPtr,4);
1002 }
1003
1004 clearCommandBuffer();
1005 SendCommand(&c);
1006 UsbCommand resp;
1007 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1008 uint8_t isOK = resp.arg[0] & 0xff;
1009 PrintAndLog("isOk:%02x", isOK);
1010 } else {
1011 PrintAndLog("Command execute timeout");
1012 }
1013
1014 return 0;
1015 }
1016 //
1017 // Read Single Block
1018 //
1019 int CmdHF14AMfURdBl(const char *Cmd){
1020
1021 int blockNo = -1;
1022 bool errors = false;
1023 bool hasAuthKey = false;
1024 bool hasPwdKey = false;
1025 bool swapEndian = false;
1026 uint8_t cmdp = 0;
1027 uint8_t keylen = 0;
1028 uint8_t data[16] = {0x00};
1029 uint8_t authenticationkey[16] = {0x00};
1030 uint8_t *authKeyPtr = authenticationkey;
1031
1032 while(param_getchar(Cmd, cmdp) != 0x00)
1033 {
1034 switch(param_getchar(Cmd, cmdp))
1035 {
1036 case 'h':
1037 case 'H':
1038 return usage_hf_mfu_rdbl();
1039 case 'k':
1040 case 'K':
1041 // EV1/NTAG size key
1042 keylen = param_gethex(Cmd, cmdp+1, data, 8);
1043 if ( !keylen ) {
1044 memcpy(authenticationkey, data, 4);
1045 cmdp += 2;
1046 hasPwdKey = true;
1047 break;
1048 }
1049 // UL-C size key
1050 keylen = param_gethex(Cmd, cmdp+1, data, 32);
1051 if (!keylen){
1052 memcpy(authenticationkey, data, 16);
1053 cmdp += 2;
1054 hasAuthKey = true;
1055 break;
1056 }
1057 PrintAndLog("\nERROR: Key is incorrect length\n");
1058 errors = true;
1059 break;
1060 case 'b':
1061 case 'B':
1062 blockNo = param_get8(Cmd, cmdp+1);
1063 if (blockNo < 0) {
1064 PrintAndLog("Wrong block number");
1065 errors = true;
1066 }
1067 cmdp += 2;
1068 break;
1069 case 'l':
1070 case 'L':
1071 swapEndian = true;
1072 cmdp++;
1073 break;
1074 default:
1075 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1076 errors = true;
1077 break;
1078 }
1079 //Validations
1080 if(errors) return usage_hf_mfu_rdbl();
1081 }
1082
1083 if ( blockNo == -1 ) return usage_hf_mfu_rdbl();
1084 // start with getting tagtype
1085 TagTypeUL_t tagtype = GetHF14AMfU_Type();
1086 if (tagtype == UL_ERROR) return -1;
1087
1088 uint8_t maxblockno = 0;
1089 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++){
1090 if (tagtype & UL_TYPES_ARRAY[idx])
1091 maxblockno = UL_MEMORY_ARRAY[idx];
1092 }
1093 if (blockNo > maxblockno){
1094 PrintAndLog("block number to large. Max block is %u/0x%02X \n", maxblockno,maxblockno);
1095 return usage_hf_mfu_rdbl();
1096 }
1097
1098 // Swap endianness
1099 if (swapEndian && hasAuthKey) authKeyPtr = SwapEndian64(authenticationkey, 16, 8);
1100 if (swapEndian && hasPwdKey) authKeyPtr = SwapEndian64(authenticationkey, 4, 4);
1101
1102 //Read Block
1103 UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
1104 if ( hasAuthKey ){
1105 c.arg[1] = 1;
1106 memcpy(c.d.asBytes,authKeyPtr,16);
1107 }
1108 else if ( hasPwdKey ) {
1109 c.arg[1] = 2;
1110 memcpy(c.d.asBytes,authKeyPtr,4);
1111 }
1112
1113 clearCommandBuffer();
1114 SendCommand(&c);
1115 UsbCommand resp;
1116 if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1117 uint8_t isOK = resp.arg[0] & 0xff;
1118 if (isOK) {
1119 uint8_t *data = resp.d.asBytes;
1120 PrintAndLog("\n Block# | Data | Ascii");
1121 PrintAndLog("---------+-------------+------");
1122 PrintAndLog(" %02d/0x%02X | %s| %.4s\n", blockNo, blockNo, sprint_hex(data, 4), data);
1123 }
1124 else {
1125 PrintAndLog("Failed reading block: (%02x)", isOK);
1126 }
1127 } else {
1128 PrintAndLog("Command execute time-out");
1129 }
1130 return 0;
1131 }
1132
1133 int usage_hf_mfu_info(void) {
1134 PrintAndLog("It gathers information about the tag and tries to detect what kind it is.");
1135 PrintAndLog("Sometimes the tags are locked down, and you may need a key to be able to read the information");
1136 PrintAndLog("The following tags can be identified:\n");
1137 PrintAndLog("Ultralight, Ultralight-C, Ultralight EV1, NTAG 203, NTAG 210,");
1138 PrintAndLog("NTAG 212, NTAG 213, NTAG 215, NTAG 216, NTAG I2C 1K & 2K");
1139 PrintAndLog("my-d, my-d NFC, my-d move, my-d move NFC\n");
1140 PrintAndLog("Usage: hf mfu info k <key> l");
1141 PrintAndLog(" Options : ");
1142 PrintAndLog(" k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1143 PrintAndLog(" l : (optional) swap entered key's endianness");
1144 PrintAndLog("");
1145 PrintAndLog(" sample : hf mfu info");
1146 PrintAndLog(" : hf mfu info k 00112233445566778899AABBCCDDEEFF");
1147 PrintAndLog(" : hf mfu info k AABBCCDDD");
1148 return 0;
1149 }
1150
1151 int usage_hf_mfu_dump(void) {
1152 PrintAndLog("Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
1153 PrintAndLog("NTAG 203, NTAG 210, NTAG 212, NTAG 213, NTAG 215, NTAG 216");
1154 PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
1155 PrintAndLog("It autodetects card type.\n");
1156 PrintAndLog("Usage: hf mfu dump k <key> l n <filename w/o .bin>");
1157 PrintAndLog(" Options : ");
1158 PrintAndLog(" k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1159 PrintAndLog(" l : (optional) swap entered key's endianness");
1160 PrintAndLog(" n <FN > : filename w/o .bin to save the dump as");
1161 PrintAndLog(" p <Pg > : starting Page number to manually set a page to start the dump at");
1162 PrintAndLog(" q <qty> : number of Pages to manually set how many pages to dump");
1163
1164 PrintAndLog("");
1165 PrintAndLog(" sample : hf mfu dump");
1166 PrintAndLog(" : hf mfu dump n myfile");
1167 PrintAndLog(" : hf mfu dump k 00112233445566778899AABBCCDDEEFF");
1168 PrintAndLog(" : hf mfu dump k AABBCCDDD\n");
1169 return 0;
1170 }
1171
1172 int usage_hf_mfu_rdbl(void) {
1173 PrintAndLog("Read a block and print. It autodetects card type.\n");
1174 PrintAndLog("Usage: hf mfu rdbl b <block number> k <key> l\n");
1175 PrintAndLog(" Options:");
1176 PrintAndLog(" b <no> : block to read");
1177 PrintAndLog(" k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1178 PrintAndLog(" l : (optional) swap entered key's endianness");
1179 PrintAndLog("");
1180 PrintAndLog(" sample : hf mfu rdbl b 0");
1181 PrintAndLog(" : hf mfu rdbl b 0 k 00112233445566778899AABBCCDDEEFF");
1182 PrintAndLog(" : hf mfu rdbl b 0 k AABBCCDDD\n");
1183 return 0;
1184 }
1185
1186 int usage_hf_mfu_wrbl(void) {
1187 PrintAndLog("Write a block. It autodetects card type.\n");
1188 PrintAndLog("Usage: hf mfu wrbl b <block number> d <data> k <key> l\n");
1189 PrintAndLog(" Options:");
1190 PrintAndLog(" b <no> : block to write");
1191 PrintAndLog(" d <data> : block data - (8 hex symbols)");
1192 PrintAndLog(" k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
1193 PrintAndLog(" l : (optional) swap entered key's endianness");
1194 PrintAndLog("");
1195 PrintAndLog(" sample : hf mfu wrbl b 0 d 01234567");
1196 PrintAndLog(" : hf mfu wrbl b 0 d 01234567 k AABBCCDDD\n");
1197 return 0;
1198 }
1199
1200 //
1201 // Mifare Ultralight / Ultralight-C / Ultralight-EV1
1202 // Read and Dump Card Contents, using auto detection of tag size.
1203 int CmdHF14AMfUDump(const char *Cmd){
1204
1205 FILE *fout;
1206 char filename[FILE_PATH_SIZE] = {0x00};
1207 char *fnameptr = filename;
1208 uint8_t *lockbytes_t = NULL;
1209 uint8_t lockbytes[2] = {0x00};
1210 uint8_t *lockbytes_t2 = NULL;
1211 uint8_t lockbytes2[2] = {0x00};
1212 bool bit[16] = {0x00};
1213 bool bit2[16] = {0x00};
1214 uint8_t data[1024] = {0x00};
1215 bool hasAuthKey = false;
1216 int i = 0;
1217 int Pages = 16;
1218 bool tmplockbit = false;
1219 uint8_t dataLen = 0;
1220 uint8_t cmdp = 0;
1221 uint8_t authenticationkey[16] = {0x00};
1222 uint8_t *authKeyPtr = authenticationkey;
1223 size_t fileNlen = 0;
1224 bool errors = false;
1225 bool swapEndian = false;
1226 bool manualPages = false;
1227 uint8_t startPage = 0;
1228 char tempStr[50];
1229 unsigned char cleanASCII[4];
1230
1231 while(param_getchar(Cmd, cmdp) != 0x00)
1232 {
1233 switch(param_getchar(Cmd, cmdp))
1234 {
1235 case 'h':
1236 case 'H':
1237 return usage_hf_mfu_dump();
1238 case 'k':
1239 case 'K':
1240 dataLen = param_getstr(Cmd, cmdp+1, tempStr, sizeof(tempStr));
1241 if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
1242 errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
1243 dataLen /= 2;
1244 } else {
1245 PrintAndLog("\nERROR: Key is incorrect length\n");
1246 errors = true;
1247 }
1248 cmdp += 2;
1249 hasAuthKey = true;
1250 break;
1251 case 'l':
1252 case 'L':
1253 swapEndian = true;
1254 cmdp++;
1255 break;
1256 case 'n':
1257 case 'N':
1258 fileNlen = param_getstr(Cmd, cmdp+1, filename, sizeof(filename));
1259 if (!fileNlen) errors = true;
1260 if (fileNlen > FILE_PATH_SIZE-5) fileNlen = FILE_PATH_SIZE-5;
1261 cmdp += 2;
1262 break;
1263 case 'p':
1264 case 'P':
1265 startPage = param_get8(Cmd, cmdp+1);
1266 manualPages = true;
1267 cmdp += 2;
1268 break;
1269 case 'q':
1270 case 'Q':
1271 Pages = param_get8(Cmd, cmdp+1);
1272 cmdp += 2;
1273 manualPages = true;
1274 break;
1275 default:
1276 PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
1277 errors = true;
1278 break;
1279 }
1280 if(errors) break;
1281 }
1282
1283 //Validations
1284 if(errors) return usage_hf_mfu_dump();
1285
1286 if (swapEndian && hasAuthKey)
1287 authKeyPtr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4);
1288
1289 TagTypeUL_t tagtype = GetHF14AMfU_Type();
1290 if (tagtype == UL_ERROR) return -1;
1291
1292 if (!manualPages) //get number of pages to read
1293 for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
1294 if (tagtype & UL_TYPES_ARRAY[idx])
1295 Pages = UL_MEMORY_ARRAY[idx]+1; //add one as maxblks starts at 0
1296
1297 ul_print_type(tagtype, 0);
1298 PrintAndLog("Reading tag memory...");
1299 UsbCommand c = {CMD_MIFAREU_READCARD, {startPage,Pages}};
1300 if ( hasAuthKey ) {
1301 if (tagtype & UL_C)
1302 c.arg[2] = 1; //UL_C auth
1303 else
1304 c.arg[2] = 2; //UL_EV1/NTAG auth
1305
1306 memcpy(c.d.asBytes, authKeyPtr, dataLen);
1307 }
1308
1309 clearCommandBuffer();
1310 SendCommand(&c);
1311 UsbCommand resp;
1312 if (!WaitForResponseTimeout(CMD_ACK, &resp,1500)) {
1313 PrintAndLog("Command execute time-out");
1314 return 1;
1315 }
1316 if (resp.arg[0] != 1) {
1317 PrintAndLog("Failed reading block: (%02x)", i);
1318 return 1;
1319 }
1320
1321 uint32_t startindex = resp.arg[2];
1322 uint32_t bufferSize = resp.arg[1];
1323 if (bufferSize > sizeof(data)) {
1324 PrintAndLog("Data exceeded Buffer size!");
1325 bufferSize = sizeof(data);
1326 }
1327 GetFromBigBuf(data, bufferSize, startindex, NULL, -1, false);
1328
1329 Pages = bufferSize/4;
1330 // Load lock bytes.
1331 int j = 0;
1332
1333 lockbytes_t = data + 8;
1334 lockbytes[0] = lockbytes_t[2];
1335 lockbytes[1] = lockbytes_t[3];
1336 for(j = 0; j < 16; j++){
1337 bit[j] = lockbytes[j/8] & ( 1 <<(7-j%8));
1338 }
1339
1340 // Load bottom lockbytes if available
1341 // TODO -- FIGURE OUT LOCK BYTES FOR TO EV1 and/or NTAG
1342 if ( Pages == 44 ) {
1343 lockbytes_t2 = data + (40*4);
1344 lockbytes2[0] = lockbytes_t2[2];
1345 lockbytes2[1] = lockbytes_t2[3];
1346 for (j = 0; j < 16; j++) {
1347 bit2[j] = lockbytes2[j/8] & ( 1 <<(7-j%8));
1348 }
1349 }
1350
1351 // add keys to block dump
1352 if (hasAuthKey) {
1353 if (!swapEndian){
1354 authKeyPtr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4);
1355 } else {
1356 authKeyPtr = authenticationkey;
1357 }
1358
1359 if (tagtype & UL_C){ //add 4 pages
1360 memcpy(data + Pages*4, authKeyPtr, dataLen);
1361 Pages += dataLen/4;
1362 } else { // 2nd page from end
1363 memcpy(data + (Pages*4) - 8, authenticationkey, dataLen);
1364 }
1365 }
1366
1367 PrintAndLog("\n Block# | Data |lck| Ascii");
1368 PrintAndLog("---------+-------------+---+------");
1369 for (i = 0; i < Pages; ++i) {
1370 if ( i < 3 ) {
1371 PrintAndLog("%3d/0x%02X | %s| | ", i+startPage, i+startPage, sprint_hex(data + i * 4, 4));
1372 continue;
1373 }
1374 switch(i){
1375 case 3: tmplockbit = bit[4]; break;
1376 case 4: tmplockbit = bit[3]; break;
1377 case 5: tmplockbit = bit[2]; break;
1378 case 6: tmplockbit = bit[1]; break;
1379 case 7: tmplockbit = bit[0]; break;
1380 case 8: tmplockbit = bit[15]; break;
1381 case 9: tmplockbit = bit[14]; break;
1382 case 10: tmplockbit = bit[13]; break;
1383 case 11: tmplockbit = bit[12]; break;
1384 case 12: tmplockbit = bit[11]; break;
1385 case 13: tmplockbit = bit[10]; break;
1386 case 14: tmplockbit = bit[9]; break;
1387 case 15: tmplockbit = bit[8]; break;
1388 case 16:
1389 case 17:
1390 case 18:
1391 case 19: tmplockbit = bit2[6]; break;
1392 case 20:
1393 case 21:
1394 case 22:
1395 case 23: tmplockbit = bit2[5]; break;
1396 case 24:
1397 case 25:
1398 case 26:
1399 case 27: tmplockbit = bit2[4]; break;
1400 case 28:
1401 case 29:
1402 case 30:
1403 case 31: tmplockbit = bit2[2]; break;
1404 case 32:
1405 case 33:
1406 case 34:
1407 case 35: tmplockbit = bit2[1]; break;
1408 case 36:
1409 case 37:
1410 case 38:
1411 case 39: tmplockbit = bit2[0]; break;
1412 case 40: tmplockbit = bit2[12]; break;
1413 case 41: tmplockbit = bit2[11]; break;
1414 case 42: tmplockbit = bit2[10]; break; //auth0
1415 case 43: tmplockbit = bit2[9]; break; //auth1
1416 default: break;
1417 }
1418
1419 // convert unprintable characters and line breaks to dots
1420 memcpy(cleanASCII, data+i*4, 4);
1421 clean_ascii(cleanASCII, 4);
1422
1423 PrintAndLog("%3d/0x%02X | %s| %d | %.4s", i+startPage, i+startPage, sprint_hex(data + i * 4, 4), tmplockbit, cleanASCII);
1424 }
1425 PrintAndLog("---------------------------------");
1426
1427 // user supplied filename?
1428 if (fileNlen < 1) {
1429 // UID = data 0-1-2 4-5-6-7 (skips a beat)
1430 sprintf(fnameptr,"%02X%02X%02X%02X%02X%02X%02X.bin",
1431 data[0],data[1], data[2], data[4],data[5],data[6], data[7]);
1432 } else {
1433 sprintf(fnameptr + fileNlen,".bin");
1434 }
1435
1436 if ((fout = fopen(filename,"wb")) == NULL) {
1437 PrintAndLog("Could not create file name %s", filename);
1438 return 1;
1439 }
1440 fwrite( data, 1, Pages*4, fout );
1441 fclose(fout);
1442
1443 PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename);
1444 return 0;
1445 }
1446
1447 //-------------------------------------------------------------------------------
1448 // Ultralight C Methods
1449 //-------------------------------------------------------------------------------
1450
1451 //
1452 // Ultralight C Authentication Demo {currently uses hard-coded key}
1453 //
1454 int CmdHF14AMfucAuth(const char *Cmd){
1455
1456 uint8_t keyNo = 3;
1457 bool errors = false;
1458
1459 char cmdp = param_getchar(Cmd, 0);
1460
1461 //Change key to user defined one
1462 if (cmdp == 'k' || cmdp == 'K'){
1463 keyNo = param_get8(Cmd, 1);
1464 if(keyNo > KEYS_3DES_COUNT-1)
1465 errors = true;
1466 }
1467
1468 if (cmdp == 'h' || cmdp == 'H')
1469 errors = true;
1470
1471 if (errors) {
1472 PrintAndLog("Usage: hf mfu cauth k <key number>");
1473 PrintAndLog(" 0 (default): 3DES standard key");
1474 PrintAndLog(" 1 : all 0x00 key");
1475 PrintAndLog(" 2 : 0x00-0x0F key");
1476 PrintAndLog(" 3 : nfc key");
1477 PrintAndLog(" 4 : all 0x01 key");
1478 PrintAndLog(" 5 : all 0xff key");
1479 PrintAndLog(" 6 : 0x00-0xFF key");
1480 PrintAndLog("\n sample : hf mfu cauth k");
1481 PrintAndLog(" : hf mfu cauth k 3");
1482 return 0;
1483 }
1484
1485 uint8_t *key = default_3des_keys[keyNo];
1486 if (ulc_authentication(key, true))
1487 PrintAndLog("Authentication successful. 3des key: %s",sprint_hex(key, 16));
1488 else
1489 PrintAndLog("Authentication failed");
1490
1491 return 0;
1492 }
1493
1494 /**
1495 A test function to validate that the polarssl-function works the same
1496 was as the openssl-implementation.
1497 Commented out, since it requires openssl
1498
1499 int CmdTestDES(const char * cmd)
1500 {
1501 uint8_t key[16] = {0x00};
1502
1503 memcpy(key,key3_3des_data,16);
1504 DES_cblock RndA, RndB;
1505
1506 PrintAndLog("----------OpenSSL DES implementation----------");
1507 {
1508 uint8_t e_RndB[8] = {0x00};
1509 unsigned char RndARndB[16] = {0x00};
1510
1511 DES_cblock iv = { 0 };
1512 DES_key_schedule ks1,ks2;
1513 DES_cblock key1,key2;
1514
1515 memcpy(key,key3_3des_data,16);
1516 memcpy(key1,key,8);
1517 memcpy(key2,key+8,8);
1518
1519
1520 DES_set_key((DES_cblock *)key1,&ks1);
1521 DES_set_key((DES_cblock *)key2,&ks2);
1522
1523 DES_random_key(&RndA);
1524 PrintAndLog(" RndA:%s",sprint_hex(RndA, 8));
1525 PrintAndLog(" e_RndB:%s",sprint_hex(e_RndB, 8));
1526 //void DES_ede2_cbc_encrypt(const unsigned char *input,
1527 // unsigned char *output, long length, DES_key_schedule *ks1,
1528 // DES_key_schedule *ks2, DES_cblock *ivec, int enc);
1529 DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0);
1530
1531 PrintAndLog(" RndB:%s",sprint_hex(RndB, 8));
1532 rol(RndB,8);
1533 memcpy(RndARndB,RndA,8);
1534 memcpy(RndARndB+8,RndB,8);
1535 PrintAndLog(" RA+B:%s",sprint_hex(RndARndB, 16));
1536 DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1);
1537 PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16));
1538
1539 }
1540 PrintAndLog("----------PolarSSL implementation----------");
1541 {
1542 uint8_t random_a[8] = { 0 };
1543 uint8_t enc_random_a[8] = { 0 };
1544 uint8_t random_b[8] = { 0 };
1545 uint8_t enc_random_b[8] = { 0 };
1546 uint8_t random_a_and_b[16] = { 0 };
1547 des3_context ctx = { 0 };
1548
1549 memcpy(random_a, RndA,8);
1550
1551 uint8_t output[8] = { 0 };
1552 uint8_t iv[8] = { 0 };
1553
1554 PrintAndLog(" RndA :%s",sprint_hex(random_a, 8));
1555 PrintAndLog(" e_RndB:%s",sprint_hex(enc_random_b, 8));
1556
1557 des3_set2key_dec(&ctx, key);
1558
1559 des3_crypt_cbc(&ctx // des3_context *ctx
1560 , DES_DECRYPT // int mode
1561 , sizeof(random_b) // size_t length
1562 , iv // unsigned char iv[8]
1563 , enc_random_b // const unsigned char *input
1564 , random_b // unsigned char *output
1565 );
1566
1567 PrintAndLog(" RndB:%s",sprint_hex(random_b, 8));
1568
1569 rol(random_b,8);
1570 memcpy(random_a_and_b ,random_a,8);
1571 memcpy(random_a_and_b+8,random_b,8);
1572
1573 PrintAndLog(" RA+B:%s",sprint_hex(random_a_and_b, 16));
1574
1575 des3_set2key_enc(&ctx, key);
1576
1577 des3_crypt_cbc(&ctx // des3_context *ctx
1578 , DES_ENCRYPT // int mode
1579 , sizeof(random_a_and_b) // size_t length
1580 , enc_random_b // unsigned char iv[8]
1581 , random_a_and_b // const unsigned char *input
1582 , random_a_and_b // unsigned char *output
1583 );
1584
1585 PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16));
1586 }
1587 return 0;
1588 }
1589 **/
1590
1591 //
1592 // Mifare Ultralight C - Set password
1593 //
1594 int CmdHF14AMfucSetPwd(const char *Cmd){
1595
1596 uint8_t pwd[16] = {0x00};
1597
1598 char cmdp = param_getchar(Cmd, 0);
1599
1600 if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') {
1601 PrintAndLog("Usage: hf mfu setpwd <password (32 hex symbols)>");
1602 PrintAndLog(" [password] - (32 hex symbols)");
1603 PrintAndLog("");
1604 PrintAndLog("sample: hf mfu setpwd 000102030405060708090a0b0c0d0e0f");
1605 PrintAndLog("");
1606 return 0;
1607 }
1608
1609 if (param_gethex(Cmd, 0, pwd, 32)) {
1610 PrintAndLog("Password must include 32 HEX symbols");
1611 return 1;
1612 }
1613
1614 UsbCommand c = {CMD_MIFAREUC_SETPWD};
1615 memcpy( c.d.asBytes, pwd, 16);
1616 clearCommandBuffer();
1617 SendCommand(&c);
1618
1619 UsbCommand resp;
1620
1621 if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1622 if ( (resp.arg[0] & 0xff) == 1)
1623 PrintAndLog("Ultralight-C new password: %s", sprint_hex(pwd,16));
1624 else{
1625 PrintAndLog("Failed writing at block %d", resp.arg[1] & 0xff);
1626 return 1;
1627 }
1628 }
1629 else {
1630 PrintAndLog("command execution time out");
1631 return 1;
1632 }
1633
1634 return 0;
1635 }
1636
1637 //
1638 // Magic UL / UL-C tags - Set UID
1639 //
1640 int CmdHF14AMfucSetUid(const char *Cmd){
1641
1642 UsbCommand c;
1643 UsbCommand resp;
1644 uint8_t uid[7] = {0x00};
1645 char cmdp = param_getchar(Cmd, 0);
1646
1647 if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') {
1648 PrintAndLog("Usage: hf mfu setuid <uid (14 hex symbols)>");
1649 PrintAndLog(" [uid] - (14 hex symbols)");
1650 PrintAndLog("\nThis only works for Magic Ultralight tags.");
1651 PrintAndLog("");
1652 PrintAndLog("sample: hf mfu setuid 11223344556677");
1653 PrintAndLog("");
1654 return 0;
1655 }
1656
1657 if (param_gethex(Cmd, 0, uid, 14)) {
1658 PrintAndLog("UID must include 14 HEX symbols");
1659 return 1;
1660 }
1661
1662 // read block2.
1663 c.cmd = CMD_MIFAREU_READBL;
1664 c.arg[0] = 2;
1665 clearCommandBuffer();
1666 SendCommand(&c);
1667 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1668 PrintAndLog("Command execute timeout");
1669 return 2;
1670 }
1671
1672 // save old block2.
1673 uint8_t oldblock2[4] = {0x00};
1674 memcpy(resp.d.asBytes, oldblock2, 4);
1675
1676 // block 0.
1677 c.cmd = CMD_MIFAREU_WRITEBL;
1678 c.arg[0] = 0;
1679 c.d.asBytes[0] = uid[0];
1680 c.d.asBytes[1] = uid[1];
1681 c.d.asBytes[2] = uid[2];
1682 c.d.asBytes[3] = 0x88 ^ uid[0] ^ uid[1] ^ uid[2];
1683 clearCommandBuffer();
1684 SendCommand(&c);
1685 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
1686 PrintAndLog("Command execute timeout");
1687 return 3;
1688 }
1689
1690 // block 1.
1691 c.arg[0] = 1;
1692 c.d.asBytes[0] = uid[3];
1693 c.d.asBytes[1] = uid[4];
1694 c.d.asBytes[2] = uid[5];
1695 c.d.asBytes[3] = uid[6];
1696 clearCommandBuffer();
1697 SendCommand(&c);
1698 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1699 PrintAndLog("Command execute timeout");
1700 return 4;
1701 }
1702
1703 // block 2.
1704 c.arg[0] = 2;
1705 c.d.asBytes[0] = uid[3] ^ uid[4] ^ uid[5] ^ uid[6];
1706 c.d.asBytes[1] = oldblock2[1];
1707 c.d.asBytes[2] = oldblock2[2];
1708 c.d.asBytes[3] = oldblock2[3];
1709 clearCommandBuffer();
1710 SendCommand(&c);
1711 if (!WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
1712 PrintAndLog("Command execute timeout");
1713 return 5;
1714 }
1715
1716 return 0;
1717 }
1718
1719 int CmdHF14AMfuGenDiverseKeys(const char *Cmd){
1720
1721 uint8_t iv[8] = { 0x00 };
1722 uint8_t block = 0x07;
1723
1724 // UL-EV1
1725 //04 57 b6 e2 05 3f 80 UID
1726 //4a f8 4b 19 PWD
1727 uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E };
1728 uint8_t mifarekeyA[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 };
1729 uint8_t mifarekeyB[] = { 0xB0,0xB1,0xB2,0xB3,0xB4,0xB5 };
1730 uint8_t dkeyA[8] = { 0x00 };
1731 uint8_t dkeyB[8] = { 0x00 };
1732
1733 uint8_t masterkey[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff };
1734
1735 uint8_t mix[8] = { 0x00 };
1736 uint8_t divkey[8] = { 0x00 };
1737
1738 memcpy(mix, mifarekeyA, 4);
1739
1740 mix[4] = mifarekeyA[4] ^ uid[0];
1741 mix[5] = mifarekeyA[5] ^ uid[1];
1742 mix[6] = block ^ uid[2];
1743 mix[7] = uid[3];
1744
1745 des3_context ctx = { 0x00 };
1746 des3_set2key_enc(&ctx, masterkey);
1747
1748 des3_crypt_cbc(&ctx // des3_context
1749 , DES_ENCRYPT // int mode
1750 , sizeof(mix) // length
1751 , iv // iv[8]
1752 , mix // input
1753 , divkey // output
1754 );
1755
1756 PrintAndLog("3DES version");
1757 PrintAndLog("Masterkey :\t %s", sprint_hex(masterkey,sizeof(masterkey)));
1758 PrintAndLog("UID :\t %s", sprint_hex(uid, sizeof(uid)));
1759 PrintAndLog("Sector :\t %0d", block);
1760 PrintAndLog("Mifare key :\t %s", sprint_hex(mifarekeyA, sizeof(mifarekeyA)));
1761 PrintAndLog("Message :\t %s", sprint_hex(mix, sizeof(mix)));
1762 PrintAndLog("Diversified key: %s", sprint_hex(divkey+1, 6));
1763
1764 PrintAndLog("\n DES version");
1765
1766 for (int i=0; i < sizeof(mifarekeyA); ++i){
1767 dkeyA[i] = (mifarekeyA[i] << 1) & 0xff;
1768 dkeyA[6] |= ((mifarekeyA[i] >> 7) & 1) << (i+1);
1769 }
1770
1771 for (int i=0; i < sizeof(mifarekeyB); ++i){
1772 dkeyB[1] |= ((mifarekeyB[i] >> 7) & 1) << (i+1);
1773 dkeyB[2+i] = (mifarekeyB[i] << 1) & 0xff;
1774 }
1775
1776 uint8_t zeros[8] = {0x00};
1777 uint8_t newpwd[8] = {0x00};
1778 uint8_t dmkey[24] = {0x00};
1779 memcpy(dmkey, dkeyA, 8);
1780 memcpy(dmkey+8, dkeyB, 8);
1781 memcpy(dmkey+16, dkeyA, 8);
1782 memset(iv, 0x00, 8);
1783
1784 des3_set3key_enc(&ctx, dmkey);
1785
1786 des3_crypt_cbc(&ctx // des3_context
1787 , DES_ENCRYPT // int mode
1788 , sizeof(newpwd) // length
1789 , iv // iv[8]
1790 , zeros // input
1791 , newpwd // output
1792 );
1793
1794 PrintAndLog("Mifare dkeyA :\t %s", sprint_hex(dkeyA, sizeof(dkeyA)));
1795 PrintAndLog("Mifare dkeyB :\t %s", sprint_hex(dkeyB, sizeof(dkeyB)));
1796 PrintAndLog("Mifare ABA :\t %s", sprint_hex(dmkey, sizeof(dmkey)));
1797 PrintAndLog("Mifare Pwd :\t %s", sprint_hex(newpwd, sizeof(newpwd)));
1798
1799 return 0;
1800 }
1801
1802 // static uint8_t * diversify_key(uint8_t * key){
1803
1804 // for(int i=0; i<16; i++){
1805 // if(i<=6) key[i]^=cuid[i];
1806 // if(i>6) key[i]^=cuid[i%7];
1807 // }
1808 // return key;
1809 // }
1810
1811 // static void GenerateUIDe( uint8_t *uid, uint8_t len){
1812 // for (int i=0; i<len; ++i){
1813
1814 // }
1815 // return;
1816 // }
1817
1818 //------------------------------------
1819 // Menu Stuff
1820 //------------------------------------
1821 static command_t CommandTable[] =
1822 {
1823 {"help", CmdHelp, 1, "This help"},
1824 {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},
1825 {"info", CmdHF14AMfUInfo, 0, "Tag information"},
1826 {"dump", CmdHF14AMfUDump, 0, "Dump Ultralight / Ultralight-C / NTAG tag to binary file"},
1827 {"rdbl", CmdHF14AMfURdBl, 0, "Read block"},
1828 {"wrbl", CmdHF14AMfUWrBl, 0, "Write block"},
1829 {"cauth", CmdHF14AMfucAuth, 0, "Authentication - Ultralight C"},
1830 {"setpwd", CmdHF14AMfucSetPwd, 1, "Set 3des password - Ultralight-C"},
1831 {"setuid", CmdHF14AMfucSetUid, 1, "Set UID - MAGIC tags only"},
1832 {"gen", CmdHF14AMfuGenDiverseKeys , 1, "Generate 3des mifare diversified keys"},
1833 {NULL, NULL, 0, NULL}
1834 };
1835
1836 int CmdHFMFUltra(const char *Cmd){
1837 (void)WaitForResponseTimeout(CMD_ACK,NULL,100);
1838 CmdsParse(CommandTable, Cmd);
1839 return 0;
1840 }
1841
1842 int CmdHelp(const char *Cmd){
1843 CmdsHelp(CommandTable);
1844 return 0;
1845 }
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