X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/4be9f36ebe31c2ade9754518f848db754a5d0e26..1d04b933df776bf60489b67bb5c9b806e308dfc8:/client/cmdhfmf.c?ds=inline diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c index 38b7f988..93c3ea65 100644 --- a/client/cmdhfmf.c +++ b/client/cmdhfmf.c @@ -34,6 +34,7 @@ #include "mifare/mad.h" #include "mifare/ndef.h" #include "emv/dump.h" +#include "protocols.h" #define NESTED_SECTOR_RETRY 10 // how often we try mfested() until we give up @@ -92,10 +93,10 @@ int CmdHF14AMfWrBl(const char *Cmd) PrintAndLog("--block no:%d, key type:%c, key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6)); PrintAndLog("--data: %s", sprint_hex(bldata, 16)); - UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}}; + UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}}; memcpy(c.d.asBytes, key, 6); memcpy(c.d.asBytes + 10, bldata, 16); - SendCommand(&c); + SendCommand(&c); UsbCommand resp; if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { @@ -136,9 +137,9 @@ int CmdHF14AMfRdBl(const char *Cmd) } PrintAndLog("--block no:%d, key type:%c, key:%s ", blockNo, keyType?'B':'A', sprint_hex(key, 6)); - UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}}; + UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}}; memcpy(c.d.asBytes, key, 6); - SendCommand(&c); + SendCommand(&c); UsbCommand resp; if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { @@ -167,7 +168,7 @@ int CmdHF14AMfRdBl(const char *Cmd) return 2; } - return 0; + return 0; } int CmdHF14AMfRdSc(const char *Cmd) @@ -233,7 +234,7 @@ int CmdHF14AMfRdSc(const char *Cmd) PrintAndLog("Command execute timeout"); } - return 0; + return 0; } uint8_t FirstBlockOfSector(uint8_t sectorNo) @@ -569,7 +570,7 @@ int CmdHF14AMfRestore(const char *Cmd) // Nested //---------------------------------------------- -static void parseParamTDS(const char *Cmd, const uint8_t indx, bool *paramT, bool *paramD, uint8_t *timeout) { +static void parseParamTDS(const char *Cmd, const uint8_t indx, bool *paramT, bool *paramD, uint16_t *timeout) { char ctmp3[4] = {0}; int len = param_getlength(Cmd, indx); if (len > 0 && len < 4){ @@ -581,20 +582,19 @@ static void parseParamTDS(const char *Cmd, const uint8_t indx, bool *paramT, boo // slow and very slow if (ctmp3[0] == 's' || ctmp3[0] == 'S' || ctmp3[1] == 's' || ctmp3[1] == 'S') { - *timeout = 11; // slow + *timeout = MF_CHKKEYS_SLOWTIMEOUT; // slow if (!paramS1 && (ctmp3[1] == 's' || ctmp3[1] == 'S')) { - *timeout = 53; // very slow + *timeout = MF_CHKKEYS_VERYSLOWTIMEOUT; // very slow } if (paramS1 && (ctmp3[2] == 's' || ctmp3[2] == 'S')) { - *timeout = 53; // very slow + *timeout = MF_CHKKEYS_VERYSLOWTIMEOUT; // very slow } } } } -int CmdHF14AMfNested(const char *Cmd) -{ +int CmdHF14AMfNested(const char *Cmd) { int i, j, res, iterations; sector_t *e_sector = NULL; uint8_t blockNo = 0; @@ -605,8 +605,8 @@ int CmdHF14AMfNested(const char *Cmd) uint8_t key[6] = {0, 0, 0, 0, 0, 0}; uint8_t keyBlock[MifareDefaultKeysSize * 6]; uint64_t key64 = 0; - // timeout in units. (ms * 106)/10 or us*0.0106 - uint8_t btimeout14a = MF_CHKKEYS_DEFTIMEOUT; // fast by default + // timeout in units. (ms * 106) or us*0.106 + uint16_t timeout14a = MF_CHKKEYS_DEFTIMEOUT; // fast by default bool autosearchKey = false; @@ -653,10 +653,10 @@ int CmdHF14AMfNested(const char *Cmd) if (param_getchar(Cmd, 1) == '*') { autosearchKey = true; - parseParamTDS(Cmd, 2, &transferToEml, &createDumpFile, &btimeout14a); + parseParamTDS(Cmd, 2, &transferToEml, &createDumpFile, &timeout14a); PrintAndLog("--nested. sectors:%2d, block no:*, eml:%c, dmp=%c checktimeout=%d us", - SectorsCnt, transferToEml?'y':'n', createDumpFile?'y':'n', ((int)btimeout14a * 10000) / 106); + SectorsCnt, transferToEml?'y':'n', createDumpFile?'y':'n', ((uint32_t)timeout14a * 1000) / 106); } else { blockNo = param_get8(Cmd, 1); @@ -675,7 +675,7 @@ int CmdHF14AMfNested(const char *Cmd) } // check if we can authenticate to sector - res = mfCheckKeys(blockNo, keyType, true, 1, key, &key64); + res = mfCheckKeys(blockNo, keyType, timeout14a, true, 1, key, &key64); if (res) { PrintAndLog("Can't authenticate to block:%3d key type:%c key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6)); return 3; @@ -693,30 +693,30 @@ int CmdHF14AMfNested(const char *Cmd) if (ctmp != 'A' && ctmp != 'a') trgKeyType = 1; - parseParamTDS(Cmd, 6, &transferToEml, &createDumpFile, &btimeout14a); + parseParamTDS(Cmd, 6, &transferToEml, &createDumpFile, &timeout14a); } else { - parseParamTDS(Cmd, 4, &transferToEml, &createDumpFile, &btimeout14a); + parseParamTDS(Cmd, 4, &transferToEml, &createDumpFile, &timeout14a); } PrintAndLog("--nested. sectors:%2d, block no:%3d, key type:%c, eml:%c, dmp=%c checktimeout=%d us", - SectorsCnt, blockNo, keyType?'B':'A', transferToEml?'y':'n', createDumpFile?'y':'n', ((int)btimeout14a * 10000) / 106); + SectorsCnt, blockNo, keyType?'B':'A', transferToEml?'y':'n', createDumpFile?'y':'n', ((uint32_t)timeout14a * 1000) / 106); } // one-sector nested if (cmdp == 'o') { // ------------------------------------ one sector working 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) { + int16_t isOK = mfnested(blockNo, keyType, timeout14a, key, trgBlockNo, trgKeyType, keyBlock, true); + if (isOK < 0) { 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"); + default : PrintAndLog("Unknown Error (%d)\n", isOK); } return 2; } key64 = bytes_to_num(keyBlock, 6); - if (key64) { + if (!isOK) { PrintAndLog("Found valid key:%012" PRIx64, key64); // transfer key to the emulator @@ -753,7 +753,7 @@ int CmdHF14AMfNested(const char *Cmd) } PrintAndLog("Testing known keys. Sector count=%d", SectorsCnt); - mfCheckKeysSec(SectorsCnt, 2, btimeout14a, true, MifareDefaultKeysSize, keyBlock, e_sector); + mfCheckKeysSec(SectorsCnt, 2, timeout14a, true, true, true, MifareDefaultKeysSize, keyBlock, e_sector); // get known key from array bool keyFound = false; @@ -790,13 +790,13 @@ int CmdHF14AMfNested(const char *Cmd) 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) { + int16_t isOK = mfnested(blockNo, keyType, timeout14a, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate); + if(isOK < 0) { 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"); + default : PrintAndLog("Unknown Error (%d)\n", isOK); } free(e_sector); return 2; @@ -807,13 +807,13 @@ int CmdHF14AMfNested(const char *Cmd) iterations++; key64 = bytes_to_num(keyBlock, 6); - if (key64) { + if (!isOK) { PrintAndLog("Found valid key:%012" PRIx64, key64); e_sector[sectorNo].foundKey[trgKeyType] = 1; e_sector[sectorNo].Key[trgKeyType] = key64; // try to check this key as a key to the other sectors - mfCheckKeysSec(SectorsCnt, 2, btimeout14a, true, 1, keyBlock, e_sector); + mfCheckKeysSec(SectorsCnt, 2, timeout14a, true, true, true, 1, keyBlock, e_sector); } } } @@ -1048,13 +1048,13 @@ int CmdHF14AMfNestedHard(const char *Cmd) } -int CmdHF14AMfChk(const char *Cmd) -{ +int CmdHF14AMfChk(const char *Cmd) { + if (strlen(Cmd)<3) { PrintAndLog("Usage: hf mf chk |<*card memory> [t|d|s|ss] [] []"); PrintAndLog(" * - all sectors"); PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, - 1K"); - PrintAndLog("d - write keys to binary file\n"); + PrintAndLog("d - write keys to binary file (not used when supplied)"); PrintAndLog("t - write keys to emulator memory"); PrintAndLog("s - slow execute. timeout 1ms"); PrintAndLog("ss - very slow execute. timeout 5ms"); @@ -1066,26 +1066,26 @@ int CmdHF14AMfChk(const char *Cmd) return 0; } - FILE * f; - char filename[FILE_PATH_SIZE]={0}; - char buf[13]; - uint8_t *keyBlock = NULL, *p; - uint16_t stKeyBlock = 20; - - int i, res; - int keycnt = 0; - char ctmp = 0x00; - int clen = 0; - uint8_t blockNo = 0; - uint8_t SectorsCnt = 0; - uint8_t keyType = 0; - uint64_t key64 = 0; + FILE * f; + char filename[FILE_PATH_SIZE]={0}; + char buf[13]; + uint8_t *keyBlock = NULL, *p; + uint16_t stKeyBlock = 20; + int i, res; + int keycnt = 0; + char ctmp = 0x00; + int clen = 0; + uint8_t blockNo = 0; + uint8_t SectorsCnt = 0; + uint8_t keyType = 0; + uint64_t key64 = 0; // timeout in units. (ms * 106)/10 or us*0.0106 - uint8_t btimeout14a = MF_CHKKEYS_DEFTIMEOUT; // fast by default - bool param3InUse = false; - - bool transferToEml = 0; - bool createDumpFile = 0; + uint16_t timeout14a = MF_CHKKEYS_DEFTIMEOUT; // fast by default + bool param3InUse = false; + bool transferToEml = 0; + bool createDumpFile = 0; + bool singleBlock = false; // Flag to ID if a single or multi key check + uint8_t keyFoundCount = 0; // Counter to display the number of keys found/transfered to emulator sector_t *e_sector = NULL; @@ -1099,9 +1099,19 @@ int CmdHF14AMfChk(const char *Cmd) if (param_getchar(Cmd, 0)=='*') { SectorsCnt = ParamCardSizeSectors(param_getchar(Cmd + 1, 0)); - } - else + } else { blockNo = param_get8(Cmd, 0); + // Singe Key check, so Set Sector count to cover sectors (1 to sector that contains the block) + // 1 and 2 Cards : Sector = blockNo/4 + 1 + // Sectors 0 - 31 : 4 blocks per sector : Blocks 0 - 127 + // Sectors 32 - 39 : 16 blocks per sector : Blocks 128 - 255 (4K) + if (blockNo < 128) { + SectorsCnt = (blockNo / 4) + 1; + } else { + SectorsCnt = 32 + ((blockNo-128)/16) + 1; + } + singleBlock = true; // Set flag for single key check + } ctmp = param_getchar(Cmd, 1); clen = param_getlength(Cmd, 1); @@ -1123,12 +1133,18 @@ int CmdHF14AMfChk(const char *Cmd) }; } - parseParamTDS(Cmd, 2, &transferToEml, &createDumpFile, &btimeout14a); + parseParamTDS(Cmd, 2, &transferToEml, &createDumpFile, &timeout14a); - param3InUse = transferToEml | createDumpFile | (btimeout14a != MF_CHKKEYS_DEFTIMEOUT); + if (singleBlock & createDumpFile) { + PrintAndLog (" block key check () and write to dump file (d) combination is not supported "); + PrintAndLog (" please remove option d and try again"); + return 1; + } + + param3InUse = transferToEml | createDumpFile | (timeout14a != MF_CHKKEYS_DEFTIMEOUT); PrintAndLog("--chk keys. sectors:%2d, block no:%3d, key type:%c, eml:%c, dmp=%c checktimeout=%d us", - SectorsCnt, blockNo, keyType?'B':'A', transferToEml?'y':'n', createDumpFile?'y':'n', ((int)btimeout14a * 10000) / 106); + SectorsCnt, blockNo, keyType==0?'A':keyType==1?'B':'?', transferToEml?'y':'n', createDumpFile?'y':'n', ((uint32_t)timeout14a * 1000) / 106); for (i = param3InUse; param_getchar(Cmd, 2 + i); i++) { if (!param_gethex(Cmd, 2 + i, keyBlock + 6 * keycnt, 12)) { @@ -1142,7 +1158,7 @@ int CmdHF14AMfChk(const char *Cmd) keyBlock = p; } PrintAndLog("chk key[%2d] %02x%02x%02x%02x%02x%02x", keycnt, - (keyBlock + 6*keycnt)[0],(keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2], + (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++; } else { @@ -1153,8 +1169,8 @@ int CmdHF14AMfChk(const char *Cmd) return 2; } - if ( (f = fopen( filename , "r")) ) { - while( fgets(buf, sizeof(buf), f) ){ + if ((f = fopen( filename , "r"))) { + while (fgets(buf, sizeof(buf), f)) { if (strlen(buf) < 12 || buf[11] == '\n') continue; @@ -1162,14 +1178,20 @@ int CmdHF14AMfChk(const char *Cmd) if( buf[0]=='#' ) continue; //The line start with # is comment, skip - if (!isxdigit((unsigned char)buf[0])){ - PrintAndLog("File content error. '%s' must include 12 HEX symbols",buf); + bool content_error = false; + for (int i = 0; i < 12; i++) { + if (!isxdigit((unsigned char)buf[i])) { + content_error = true; + } + } + if (content_error) { + PrintAndLog("File content error. '%s' must include 12 HEX symbols", buf); continue; } buf[12] = 0; - if ( stKeyBlock - keycnt < 2) { + if (stKeyBlock - keycnt < 2) { p = realloc(keyBlock, 6*(stKeyBlock+=10)); if (!p) { PrintAndLog("Cannot allocate memory for defKeys"); @@ -1190,7 +1212,6 @@ int CmdHF14AMfChk(const char *Cmd) PrintAndLog("File: %s: not found or locked.", filename); free(keyBlock); return 1; - } } } @@ -1200,7 +1221,7 @@ int CmdHF14AMfChk(const char *Cmd) PrintAndLog("No key specified, trying default keys"); for (;keycnt < defaultKeysSize; keycnt++) PrintAndLog("chk 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)[0], (keyBlock + 6*keycnt)[1], (keyBlock + 6*keycnt)[2], (keyBlock + 6*keycnt)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6); } @@ -1219,14 +1240,20 @@ int CmdHF14AMfChk(const char *Cmd) printf("\n"); bool foundAKey = false; - uint32_t max_keys = keycnt > USB_CMD_DATA_SIZE / 6 ? USB_CMD_DATA_SIZE / 6 : keycnt; - if (SectorsCnt) { + bool clearTraceLog = true; + uint32_t max_keys = keycnt > USB_CMD_DATA_SIZE / 6 ? USB_CMD_DATA_SIZE / 6 : keycnt; + + // !SingleKey, so all key check (if SectorsCnt > 0) + if (!singleBlock) { PrintAndLog("To cancel this operation press the button on the proxmark..."); printf("--"); for (uint32_t c = 0; c < keycnt; c += max_keys) { uint32_t size = keycnt-c > max_keys ? max_keys : keycnt-c; - res = mfCheckKeysSec(SectorsCnt, keyType, btimeout14a, true, size, &keyBlock[6 * c], e_sector); // timeout is (ms * 106)/10 or us*0.0106 + bool init = (c == 0); + bool drop_field = (c + size == keycnt); + res = mfCheckKeysSec(SectorsCnt, keyType, timeout14a, clearTraceLog, init, drop_field, size, &keyBlock[6 * c], e_sector); // timeout is (ms * 106)/10 or us*0.0106 + clearTraceLog = false; if (res != 1) { if (!res) { @@ -1243,36 +1270,48 @@ int CmdHF14AMfChk(const char *Cmd) } else { int keyAB = keyType; do { - for (uint32_t c = 0; c < keycnt; c+=max_keys) { + res = mfCheckKeys(blockNo, keyAB & 0x01, timeout14a, true, keycnt, keyBlock, &key64); + clearTraceLog = false; + + if (res != 1) { + if (!res) { + // Use the common format below + // PrintAndLog("Found valid key:[%d:%c]%012" PRIx64, blockNo, (keyAB & 0x01)?'B':'A', key64); + foundAKey = true; - uint32_t size = keycnt-c > max_keys ? max_keys : keycnt-c; - res = mfCheckKeys(blockNo, keyAB & 0x01, true, size, &keyBlock[6 * c], &key64); + // Store the Single Key for display list + // For a single block check, SectorsCnt = Sector that contains the block + e_sector[SectorsCnt-1].foundKey[(keyAB & 0x01)] = true; // flag key found + e_sector[SectorsCnt-1].Key[(keyAB & 0x01)] = key64; // Save key data - if (res != 1) { - if (!res) { - PrintAndLog("Found valid key:[%d:%c]%012" PRIx64, blockNo, (keyAB & 0x01)?'B':'A', key64); - foundAKey = true; - } - } else { - PrintAndLog("Command execute timeout"); } + } else { + PrintAndLog("Command execute timeout"); } } while(--keyAB > 0); } // print result if (foundAKey) { - if (SectorsCnt) { - PrintAndLog(""); - PrintAndLog("|---|----------------|---|----------------|---|"); - PrintAndLog("|sec|key A |res|key B |res|"); - PrintAndLog("|---|----------------|---|----------------|---|"); - for (i = 0; i < SectorsCnt; i++) { - PrintAndLog("|%03d| %012" PRIx64 " | %d | %012" PRIx64 " | %d |", i, - e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]); + PrintAndLog(""); + PrintAndLog("|---|----------------|----------------|"); + PrintAndLog("|sec|key A |key B |"); + PrintAndLog("|---|----------------|----------------|"); + for (i = 0; i < SectorsCnt; i++) { + // If a block key check, only print a line if a key was found. + if (!singleBlock || e_sector[i].foundKey[0] || e_sector[i].foundKey[1]) { + char keyAString[13] = " ? "; + char keyBString[13] = " ? "; + if (e_sector[i].foundKey[0]) { + sprintf(keyAString, "%012" PRIx64, e_sector[i].Key[0]); + } + if (e_sector[i].foundKey[1]) { + sprintf(keyBString, "%012" PRIx64, e_sector[i].Key[1]); + } + PrintAndLog("|%03d| %s | %s |", i, keyAString, keyBString); } - PrintAndLog("|---|----------------|---|----------------|---|"); } + PrintAndLog("|---|----------------|----------------|"); } else { PrintAndLog(""); PrintAndLog("No valid keys found."); @@ -1286,15 +1325,17 @@ int CmdHF14AMfChk(const char *Cmd) for (uint16_t t = 0; t < 2; t++) { if (e_sector[sectorNo].foundKey[t]) { num_to_bytes(e_sector[sectorNo].Key[t], 6, block + t * 10); + keyFoundCount++; // Key found count for information } } mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1); } } - PrintAndLog("Found keys have been transferred to the emulator memory"); + // Updated to show the actual number of keys found/transfered. + PrintAndLog("%d keys(s) found have been transferred to the emulator memory",keyFoundCount); } - if (createDumpFile) { + if (createDumpFile && !singleBlock) { FILE *fkeys = fopen("dumpkeys.bin","wb"); if (fkeys == NULL) { PrintAndLog("Could not create file dumpkeys.bin"); @@ -1319,6 +1360,7 @@ int CmdHF14AMfChk(const char *Cmd) return 0; } + void readerAttack(nonces_t ar_resp[], bool setEmulatorMem, bool doStandardAttack) { #define ATTACK_KEY_COUNT 7 // keep same as define in iso14443a.c -> Mifare1ksim() // cannot be more than 7 or it will overrun c.d.asBytes(512) @@ -1516,8 +1558,11 @@ int CmdHF14AMfSim(const char *Cmd) { break; case 'u': case 'U': - param_gethex_ex(Cmd, cmdp+1, uid, &uidlen); - switch(uidlen) { + uidlen = 14; + if (param_gethex_ex(Cmd, cmdp+1, uid, &uidlen)) { + return usage_hf14_mfsim(); + } + switch (uidlen) { case 14: flags = FLAG_7B_UID_IN_DATA; break; case 8: flags = FLAG_4B_UID_IN_DATA; break; default: return usage_hf14_mfsim(); @@ -1663,10 +1708,10 @@ int CmdHF14AMfDbg(const char *Cmd) return 0; } - UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}}; - SendCommand(&c); + UsbCommand c = {CMD_MIFARE_SET_DBGMODE, {dbgMode, 0, 0}}; + SendCommand(&c); - return 0; + return 0; } int CmdHF14AMfEGet(const char *Cmd) @@ -1689,7 +1734,7 @@ int CmdHF14AMfEGet(const char *Cmd) PrintAndLog("Command execute timeout"); } - return 0; + return 0; } int CmdHF14AMfEClear(const char *Cmd) @@ -1700,9 +1745,9 @@ int CmdHF14AMfEClear(const char *Cmd) return 0; } - UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}}; - SendCommand(&c); - return 0; + UsbCommand c = {CMD_MIFARE_EML_MEMCLR, {0, 0, 0}}; + SendCommand(&c); + return 0; } @@ -1909,7 +1954,7 @@ int CmdHF14AMfESave(const char *Cmd) PrintAndLog("Saved %d blocks to file: %s", numBlocks, filename); - return 0; + return 0; } @@ -1979,7 +2024,7 @@ int CmdHF14AMfEKeyPrn(const char *Cmd) case '\0': numSectors = 16; break; case '2' : numSectors = 32; break; case '4' : numSectors = 40; break; - case 'd' : + case 'd' : case 'D' : createDumpFile = true; break; } cmdp++; @@ -2012,7 +2057,7 @@ int CmdHF14AMfEKeyPrn(const char *Cmd) PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1); break; } - fwrite(data+6, 1, 6, fkeys); + fwrite(data, 1, 6, fkeys); } for(i = 0; i < numSectors; i++) { if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) { @@ -2726,9 +2771,9 @@ int CmdHF14AMfSniff(const char *Cmd){ //needs nt, ar, at, Data to decrypt int CmdDecryptTraceCmds(const char *Cmd){ uint8_t data[50]; - int len = 0; - param_gethex_ex(Cmd,3,data,&len); - return tryDecryptWord(param_get32ex(Cmd,0,0,16),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16),data,len/2); + int len = 100; + param_gethex_ex(Cmd, 3, data, &len); + return tryDecryptWord(param_get32ex(Cmd, 0, 0, 16), param_get32ex(Cmd, 1, 0, 16), param_get32ex(Cmd, 2, 0, 16), data, len/2); } int CmdHF14AMfAuth4(const char *cmd) { @@ -2962,51 +3007,130 @@ int CmdHFMFNDEF(const char *cmd) { return 0; } -static command_t CommandTable[] = -{ - {"help", CmdHelp, 1, "This help"}, - {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"}, - {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"}, - {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"}, - {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"}, - {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"}, - {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"}, - {"auth4", CmdHF14AMfAuth4, 0, "ISO14443-4 AES authentication"}, - {"chk", CmdHF14AMfChk, 0, "Test block keys"}, - {"mifare", CmdHF14AMifare, 0, "Read parity error messages."}, - {"hardnested", CmdHF14AMfNestedHard, 0, "Nested attack for hardened Mifare cards"}, - {"nested", CmdHF14AMfNested, 0, "Test nested authentication"}, - {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"}, - {"sim", CmdHF14AMfSim, 0, "Simulate MIFARE card"}, - {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory"}, - {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"}, - {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"}, - {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"}, - {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"}, - {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"}, - {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"}, - {"cwipe", CmdHF14AMfCWipe, 0, "Wipe magic Chinese card"}, - {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"}, - {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block - Magic Chinese card"}, - {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block - Magic Chinese card"}, - {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"}, - {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"}, - {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"}, - {"decrypt", CmdDecryptTraceCmds, 1, "[nt] [ar_enc] [at_enc] [data] - to decrypt snoop or trace"}, - {"mad", CmdHF14AMfMAD, 0, "Checks and prints MAD"}, - {"ndef", CmdHFMFNDEF, 0, "Prints NDEF records from card"}, - {NULL, NULL, 0, NULL} +int CmdHFMFPersonalize(const char *cmd) { + + CLIParserInit("hf mf personalize", + "Personalize the UID of a Mifare Classic EV1 card. This is only possible if it is a 7Byte UID card and if it is not already personalized.", + "Usage:\n\thf mf personalize UIDF0 -> double size UID according to ISO/IEC14443-3\n" + "\thf mf personalize UIDF1 -> double size UID according to ISO/IEC14443-3, optional usage of selection process shortcut\n" + "\thf mf personalize UIDF2 -> single size random ID according to ISO/IEC14443-3\n" + "\thf mf personalize UIDF3 -> single size NUID according to ISO/IEC14443-3\n" + "\thf mf personalize -t B -k B0B1B2B3B4B5 UIDF3 -> use key B = 0xB0B1B2B3B4B5 instead of default key A\n"); + + void *argtable[] = { + arg_param_begin, + arg_str0("tT", "keytype", "", "key type (A or B) to authenticate sector 0 (default: A)"), + arg_str0("kK", "key", "", "key to authenticate sector 0 (default: FFFFFFFFFFFF)"), + arg_str1(NULL, NULL, "", "Personalization Option"), + arg_param_end + }; + CLIExecWithReturn(cmd, argtable, true); + + char keytypestr[2] = "A"; + uint8_t keytype = 0x00; + int keytypestr_len; + int res = CLIParamStrToBuf(arg_get_str(1), (uint8_t*)keytypestr, 1, &keytypestr_len); + if (res || (keytypestr[0] != 'a' && keytypestr[0] != 'A' && keytypestr[0] != 'b' && keytypestr[0] != 'B')) { + PrintAndLog("ERROR: not a valid key type. Key type must be A or B"); + CLIParserFree(); + return 1; + } + if (keytypestr[0] == 'B' || keytypestr[0] == 'b') { + keytype = 0x01; + } + + uint8_t key[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; + int key_len; + res = CLIParamHexToBuf(arg_get_str(2), key, 6, &key_len); + if (res || (!res && key_len > 0 && key_len != 6)) { + PrintAndLog("ERROR: not a valid key. Key must be 12 hex digits"); + CLIParserFree(); + return 1; + } + + char pers_optionstr[6]; + int opt_len; + uint8_t pers_option; + res = CLIParamStrToBuf(arg_get_str(3), (uint8_t*)pers_optionstr, 5, &opt_len); + if (res || (!res && opt_len > 0 && opt_len != 5) + || (strncmp(pers_optionstr, "UIDF0", 5) && strncmp(pers_optionstr, "UIDF1", 5) && strncmp(pers_optionstr, "UIDF2", 5) && strncmp(pers_optionstr, "UIDF3", 5))) { + PrintAndLog("ERROR: invalid personalization option. Must be one of UIDF0, UIDF1, UIDF2, or UIDF3"); + CLIParserFree(); + return 1; + } + if (!strncmp(pers_optionstr, "UIDF0", 5)) { + pers_option = MIFARE_EV1_UIDF0; + } else if (!strncmp(pers_optionstr, "UIDF1", 5)) { + pers_option = MIFARE_EV1_UIDF1; + } else if (!strncmp(pers_optionstr, "UIDF2", 5)) { + pers_option = MIFARE_EV1_UIDF2; + } else { + pers_option = MIFARE_EV1_UIDF3; + } + + CLIParserFree(); + + UsbCommand c = {CMD_MIFARE_PERSONALIZE_UID, {keytype, pers_option, 0}}; + memcpy(c.d.asBytes, key, 6); + SendCommand(&c); + + UsbCommand resp; + if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + PrintAndLog("Personalization %s", isOK ? "FAILED" : "SUCCEEDED"); + } else { + PrintAndLog("Command execute timeout"); + } + + return 0; +} + + +static command_t CommandTable[] = { + {"help", CmdHelp, 1, "This help"}, + {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"}, + {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"}, + {"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"}, + {"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"}, + {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"}, + {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"}, + {"auth4", CmdHF14AMfAuth4, 0, "ISO14443-4 AES authentication"}, + {"chk", CmdHF14AMfChk, 0, "Test block keys"}, + {"mifare", CmdHF14AMifare, 0, "Read parity error messages."}, + {"hardnested", CmdHF14AMfNestedHard, 0, "Nested attack for hardened Mifare cards"}, + {"nested", CmdHF14AMfNested, 0, "Test nested authentication"}, + {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"}, + {"sim", CmdHF14AMfSim, 0, "Simulate MIFARE card"}, + {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory"}, + {"eget", CmdHF14AMfEGet, 0, "Get simulator memory block"}, + {"eset", CmdHF14AMfESet, 0, "Set simulator memory block"}, + {"eload", CmdHF14AMfELoad, 0, "Load from file emul dump"}, + {"esave", CmdHF14AMfESave, 0, "Save to file emul dump"}, + {"ecfill", CmdHF14AMfECFill, 0, "Fill simulator memory with help of keys from simulator"}, + {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"}, + {"cwipe", CmdHF14AMfCWipe, 0, "Wipe magic Chinese card"}, + {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"}, + {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block - Magic Chinese card"}, + {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block - Magic Chinese card"}, + {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"}, + {"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"}, + {"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"}, + {"decrypt", CmdDecryptTraceCmds, 1, "[nt] [ar_enc] [at_enc] [data] - to decrypt snoop or trace"}, + {"mad", CmdHF14AMfMAD, 0, "Checks and prints MAD"}, + {"ndef", CmdHFMFNDEF, 0, "Prints NDEF records from card"}, + {"personalize", CmdHFMFPersonalize, 0, "Personalize UID (Mifare Classic EV1 only)"}, + {NULL, NULL, 0, NULL} }; -int CmdHFMF(const char *Cmd) -{ + +int CmdHFMF(const char *Cmd) { (void)WaitForResponseTimeout(CMD_ACK,NULL,100); CmdsParse(CommandTable, Cmd); return 0; } -int CmdHelp(const char *Cmd) -{ - CmdsHelp(CommandTable); - return 0; + +int CmdHelp(const char *Cmd) { + CmdsHelp(CommandTable); + return 0; }