X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/bd9dfaa89129c05e9e96242bbf109e922363253c..d294f5825daa3eca345650c670593115e0277d3b:/client/cmdhfmf.c?ds=sidebyside diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c index c5a86b56..d354952b 100644 --- a/client/cmdhfmf.c +++ b/client/cmdhfmf.c @@ -63,7 +63,7 @@ start: } UsbCommand resp; - if (WaitForResponseTimeout(CMD_ACK, &resp, 1000)) { + if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { isOK = resp.arg[0]; uid = (uint32_t)bytes_to_num(resp.d.asBytes + 0, 4); nt = (uint32_t)bytes_to_num(resp.d.asBytes + 4, 4); @@ -96,14 +96,12 @@ start: c.arg[0] = false; goto start; } else { - isOK = 0; - printf("------------------------------------------------------------------\n"); PrintAndLog("Found valid key: %012"llx" \n", r_key); } + t1 = clock() - t1; - if ( t1 > 0 ){ + if ( t1 > 0 ) PrintAndLog("Time in darkside: %.0f ticks - %4.2f sec\n", (float)t1, ((float)t1)/CLOCKS_PER_SEC); - } return 0; } @@ -575,7 +573,7 @@ int CmdHF14AMfNested(const char *Cmd) uint8_t trgKeyType = 0; uint8_t SectorsCnt = 0; uint8_t key[6] = {0, 0, 0, 0, 0, 0}; - uint8_t keyBlock[14*6]; + uint8_t keyBlock[6*6]; uint64_t key64 = 0; bool transferToEml = false; @@ -649,40 +647,35 @@ int CmdHF14AMfNested(const char *Cmd) transferToEml |= (ctmp == 'd' || ctmp == 'D'); if (cmdp == 'o') { - PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A'); int16_t isOK = mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true); - if (isOK) { - switch (isOK) { - case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break; - case -2 : PrintAndLog("Button pressed. Aborted.\n"); break; - case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (random numbers are not predictable).\n"); break; - default : PrintAndLog("Unknown Error.\n"); - } - return 2; - } - key64 = bytes_to_num(keyBlock, 6); - if (key64) { - PrintAndLog("Found valid key:%012"llx, key64); - - // transfer key to the emulator - if (transferToEml) { - uint8_t sectortrailer; - if (trgBlockNo < 32*4) { // 4 block sector - sectortrailer = (trgBlockNo & 0x03) + 3; - } else { // 16 block sector - sectortrailer = (trgBlockNo & 0x0f) + 15; + switch (isOK) { + case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break; + case -2 : PrintAndLog("Button pressed. Aborted.\n"); break; + case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (random numbers are not predictable).\n"); break; + case -4 : PrintAndLog("No valid key found"); break; + case -5 : + key64 = bytes_to_num(keyBlock, 6); + + // transfer key to the emulator + if (transferToEml) { + uint8_t sectortrailer; + if (trgBlockNo < 32*4) { // 4 block sector + sectortrailer = (trgBlockNo & 0x03) + 3; + } else { // 16 block sector + sectortrailer = (trgBlockNo & 0x0f) + 15; + } + mfEmlGetMem(keyBlock, sectortrailer, 1); + + if (!trgKeyType) + num_to_bytes(key64, 6, keyBlock); + else + num_to_bytes(key64, 6, &keyBlock[10]); + mfEmlSetMem(keyBlock, sectortrailer, 1); } - mfEmlGetMem(keyBlock, sectortrailer, 1); - - if (!trgKeyType) - num_to_bytes(key64, 6, keyBlock); - else - num_to_bytes(key64, 6, &keyBlock[10]); - mfEmlSetMem(keyBlock, sectortrailer, 1); - } - } else { - PrintAndLog("No valid key found"); + return 0; + default : PrintAndLog("Unknown Error.\n"); } + return 2; } else { // ------------------------------------ multiple sectors working clock_t t1 = clock(); @@ -697,14 +690,6 @@ int CmdHF14AMfNested(const char *Cmd) num_to_bytes(0xa0a1a2a3a4a5, 6, (uint8_t*)(keyBlock + 3 * 6)); num_to_bytes(0xb0b1b2b3b4b5, 6, (uint8_t*)(keyBlock + 4 * 6)); num_to_bytes(0xaabbccddeeff, 6, (uint8_t*)(keyBlock + 5 * 6)); - num_to_bytes(0x4d3a99c351dd, 6, (uint8_t*)(keyBlock + 6 * 6)); - num_to_bytes(0x1a982c7e459a, 6, (uint8_t*)(keyBlock + 7 * 6)); - num_to_bytes(0xd3f7d3f7d3f7, 6, (uint8_t*)(keyBlock + 8 * 6)); - num_to_bytes(0x714c5c886e97, 6, (uint8_t*)(keyBlock + 9 * 6)); - num_to_bytes(0x587ee5f9350f, 6, (uint8_t*)(keyBlock + 10 * 6)); - num_to_bytes(0xa0478cc39091, 6, (uint8_t*)(keyBlock + 11 * 6)); - num_to_bytes(0x533cb6c723f6, 6, (uint8_t*)(keyBlock + 12 * 6)); - num_to_bytes(0x8fd0a4f256e9, 6, (uint8_t*)(keyBlock + 13 * 6)); PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt); for (i = 0; i < SectorsCnt; i++) { @@ -719,44 +704,47 @@ int CmdHF14AMfNested(const char *Cmd) } } } + clock_t t2 = clock() - t1; + if ( t2 > 0 ) + PrintAndLog("Time to check 6 known keys: %.0f ticks %4.2f sec", (float)t2, ((float)t2)/CLOCKS_PER_SEC); + // nested sectors iterations = 0; - PrintAndLog("nested..."); + PrintAndLog("enter nested..."); bool calibrate = true; for (i = 0; i < NESTED_SECTOR_RETRY; i++) { - for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) { - for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) { + for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; ++sectorNo) { + for (trgKeyType = 0; trgKeyType < 2; ++trgKeyType) { + if (e_sector[sectorNo].foundKey[trgKeyType]) continue; - PrintAndLog("-----------------------------------------------"); - int16_t isOK = mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate); - if(isOK) { - switch (isOK) { - case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break; - case -2 : PrintAndLog("Button pressed. Aborted.\n"); break; - case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (random numbers are not predictable).\n"); break; - default : PrintAndLog("Unknown Error.\n"); - } - free(e_sector); - return 2; - } else { - calibrate = false; - } - iterations++; - - key64 = bytes_to_num(keyBlock, 6); - if (key64) { - PrintAndLog("Found valid key:%012"llx, key64); - e_sector[sectorNo].foundKey[trgKeyType] = 1; - e_sector[sectorNo].Key[trgKeyType] = key64; + int16_t isOK = mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate); + switch (isOK) { + case -1 : PrintAndLog("Error: No response from Proxmark.\n"); break; + case -2 : PrintAndLog("Button pressed. Aborted.\n"); break; + case -3 : PrintAndLog("Tag isn't vulnerable to Nested Attack (random numbers are not predictable).\n"); break; + case -4 : //key not found + calibrate = false; + iterations++; + continue; + case -5 : + calibrate = false; + iterations++; + e_sector[sectorNo].foundKey[trgKeyType] = 1; + e_sector[sectorNo].Key[trgKeyType] = bytes_to_num(keyBlock, 6); + continue; + + default : PrintAndLog("Unknown Error.\n"); } + free(e_sector); + return 2; } } } // 20160116 If Sector A is found, but not Sector B, try just reading it of the tag? - PrintAndLog("testing to read B..."); + PrintAndLog("trying to read key B..."); for (i = 0; i < SectorsCnt; i++) { // KEY A but not KEY B if ( e_sector[i].foundKey[0] && !e_sector[i].foundKey[1] ) { @@ -993,8 +981,7 @@ int CmdHF14AMfChk(const char *Cmd) keyBlock = calloc(stKeyBlock, 6); if (keyBlock == NULL) return 1; - uint64_t defaultKeys[] = - { + uint64_t defaultKeys[] = { 0xffffffffffff, // Default key (first key used by program if no user defined key) 0x000000000000, // Blank key 0xa0a1a2a3a4a5, // NFCForum MAD key @@ -1012,9 +999,8 @@ int CmdHF14AMfChk(const char *Cmd) int defaultKeysSize = sizeof(defaultKeys) / sizeof(uint64_t); for (int defaultKeyCounter = 0; defaultKeyCounter < defaultKeysSize; defaultKeyCounter++) - { num_to_bytes(defaultKeys[defaultKeyCounter], 6, (uint8_t*)(keyBlock + defaultKeyCounter * 6)); - } + if (param_getchar(Cmd, 0)=='*') { blockNo = 3; @@ -1025,9 +1011,9 @@ int CmdHF14AMfChk(const char *Cmd) case '4': SectorsCnt = 40; break; default: SectorsCnt = 16; } - } - else + } else { blockNo = param_get8(Cmd, 0); + } ctmp = param_getchar(Cmd, 1); switch (ctmp) { @@ -1061,7 +1047,7 @@ int CmdHF14AMfChk(const char *Cmd) } keyBlock = p; } - PrintAndLog("chk key[%2d] %02x%02x%02x%02x%02x%02x", keycnt, + PrintAndLog("check key[%2d] %02x%02x%02x%02x%02x%02x", keycnt, (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2], (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6); keycnt++; @@ -1101,7 +1087,7 @@ int CmdHF14AMfChk(const char *Cmd) } memset(keyBlock + 6 * keycnt, 0, 6); num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt); - PrintAndLog("chk custom key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6)); + PrintAndLog("check custom key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6)); keycnt++; memset(buf, 0, sizeof(buf)); } @@ -1118,7 +1104,7 @@ int CmdHF14AMfChk(const char *Cmd) if (keycnt == 0) { PrintAndLog("No key specified, trying default keys"); for (;keycnt < defaultKeysSize; keycnt++) - PrintAndLog("chk default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt, + PrintAndLog("check default key[%2d] %02x%02x%02x%02x%02x%02x", keycnt, (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2], (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6); } @@ -1143,8 +1129,6 @@ int CmdHF14AMfChk(const char *Cmd) // skip already found keys. if (e_sector[i].foundKey[trgKeyType]) continue; - PrintAndLog("--sector:%2d, block:%3d, key type:%C, key count:%2d ", i, b, trgKeyType ? 'B':'A', keycnt); - uint32_t max_keys = keycnt > (USB_CMD_DATA_SIZE/6) ? (USB_CMD_DATA_SIZE/6) : keycnt; for (uint32_t c = 0; c < keycnt; c += max_keys) { @@ -1153,11 +1137,12 @@ int CmdHF14AMfChk(const char *Cmd) res = mfCheckKeys(b, trgKeyType, true, size, &keyBlock[6*c], &key64); if (!res) { - PrintAndLog("Found valid key:[%012"llx"]",key64); + PrintAndLog("Sector:%3d Block:%3d, key type: %C -- Found key [%012"llx"]", i, b, trgKeyType ? 'B':'A', key64); + e_sector[i].Key[trgKeyType] = key64; e_sector[i].foundKey[trgKeyType] = TRUE; break; - } else { + } else { e_sector[i].Key[trgKeyType] = 0xffffffffffff; e_sector[i].foundKey[trgKeyType] = FALSE; }