X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/d714d3effc50b7761dd308c6b0864deea14bd483..03dc174036b7258baf1ef2504e810a685163137e:/client/cmdhfmf.c?ds=inline diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c index 2dc1ab2b..aae6290d 100644 --- a/client/cmdhfmf.c +++ b/client/cmdhfmf.c @@ -36,7 +36,6 @@ start: //flush queue while (ukbhit()) getchar(); - // wait cycle while (true) { printf("."); @@ -67,8 +66,7 @@ start: if (isOK != 1) return 1; // execute original function from util nonce2key - if (nonce2key(uid, nt, nr, par_list, ks_list, &r_key)) - { + if (nonce2key(uid, nt, nr, par_list, ks_list, &r_key)) { isOK = 2; PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt); } else { @@ -78,6 +76,7 @@ start: num_to_bytes(r_key, 6, keyBlock); isOK = mfCheckKeys(0, 0, 1, keyBlock, &r_key); } + if (!isOK) PrintAndLog("Found valid key:%012"llx, r_key); else @@ -88,6 +87,7 @@ start: goto start; } + PrintAndLog(""); return 0; } @@ -121,7 +121,7 @@ int CmdHF14AMfWrBl(const char *Cmd) PrintAndLog("Block data must include 32 HEX symbols"); return 1; } - PrintAndLog("--block no:%02x key type:%02x key:%s", blockNo, keyType, sprint_hex(key, 6)); + 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}}; @@ -142,78 +142,115 @@ int CmdHF14AMfWrBl(const char *Cmd) int CmdHF14AMfUWrBl(const char *Cmd) { - uint8_t blockNo = 0; - uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; + uint8_t blockNo = 0; + bool chinese_card=0; + uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; UsbCommand resp; - - if (strlen(Cmd)<3) { - PrintAndLog("Usage: hf mf uwrbl "); - PrintAndLog(" sample: hf mf uwrbl 0 01020304"); - return 0; - } - - blockNo = param_get8(Cmd, 0); - if (param_gethex(Cmd, 1, bldata, 8)) { - PrintAndLog("Block data must include 8 HEX symbols"); - return 1; - } + + if (strlen(Cmd)<3) { + PrintAndLog("Usage: hf mf uwrbl "); + PrintAndLog(" sample: hf mf uwrbl 0 01020304"); + return 0; + } - switch(blockNo) - { - case 0: - PrintAndLog("Access Denied"); - break; - case 1: - PrintAndLog("Access Denied"); - break; - case 2: - PrintAndLog("--specialblock no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(c.d.asBytes, bldata, 4); - SendCommand(&c); - - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - break; - case 3: - PrintAndLog("--specialblock no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(d.d.asBytes,bldata, 4); - SendCommand(&d); - - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - break; - default: - PrintAndLog("--block no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - //UsbCommand e = {CMD_MIFAREU_WRITEBL_COMPAT, {blockNo}}; - //memcpy(e.d.asBytes,bldata, 16); - UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}}; - memcpy(e.d.asBytes,bldata, 4); - SendCommand(&e); - - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } - break; + blockNo = param_get8(Cmd, 0); + if (param_gethex(Cmd, 1, bldata, 8)) { + PrintAndLog("Block data must include 8 HEX symbols"); + return 1; } - return 0; + + if (strchr(Cmd,'w') != 0) { + chinese_card=1; + } + + switch(blockNo){ + case 0: + if (!chinese_card){ + PrintAndLog("Access Denied"); + }else{ + PrintAndLog("--specialblock no:%d", blockNo); + PrintAndLog("--data: %s", sprint_hex(bldata, 4)); + UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}}; + memcpy(d.d.asBytes,bldata, 4); + SendCommand(&d); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + PrintAndLog("isOk:%02x", isOK); + } else { + PrintAndLog("Command execute timeout"); + } + } + break; + case 1: + if (!chinese_card){ + PrintAndLog("Access Denied"); + }else{ + PrintAndLog("--specialblock no:%d", blockNo); + PrintAndLog("--data: %s", sprint_hex(bldata, 4)); + UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}}; + memcpy(d.d.asBytes,bldata, 4); + SendCommand(&d); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + PrintAndLog("isOk:%02x", isOK); + } else { + PrintAndLog("Command execute timeout"); + } + } + break; + case 2: + if (!chinese_card){ + PrintAndLog("Access Denied"); + }else{ + PrintAndLog("--specialblock no:%d", blockNo); + PrintAndLog("--data: %s", sprint_hex(bldata, 4)); + UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}}; + memcpy(c.d.asBytes, bldata, 4); + SendCommand(&c); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + PrintAndLog("isOk:%02x", isOK); + } else { + PrintAndLog("Command execute timeout"); + } + } + break; + case 3: + PrintAndLog("--specialblock no:%d", blockNo); + PrintAndLog("--data: %s", sprint_hex(bldata, 4)); + UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}}; + memcpy(d.d.asBytes,bldata, 4); + SendCommand(&d); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + PrintAndLog("isOk:%02x", isOK); + } else { + PrintAndLog("Command execute timeout"); + } + break; + default: + PrintAndLog("--block no:%d", blockNo); + PrintAndLog("--data: %s", sprint_hex(bldata, 4)); + UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}}; + memcpy(e.d.asBytes,bldata, 4); + SendCommand(&e); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + PrintAndLog("isOk:%02x", isOK); + } else { + PrintAndLog("Command execute timeout"); + } + break; + } + return 0; } + int CmdHF14AMfRdBl(const char *Cmd) { uint8_t blockNo = 0; @@ -240,7 +277,7 @@ int CmdHF14AMfRdBl(const char *Cmd) PrintAndLog("Key must include 12 HEX symbols"); return 1; } - PrintAndLog("--block no:%02x key type:%02x key:%s ", blockNo, keyType, sprint_hex(key, 6)); + 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}}; memcpy(c.d.asBytes, key, 6); @@ -248,8 +285,8 @@ int CmdHF14AMfRdBl(const char *Cmd) UsbCommand resp; if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - uint8_t * data = resp.d.asBytes; + uint8_t isOK = resp.arg[0] & 0xff; + uint8_t *data = resp.d.asBytes; if (isOK) PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 16)); @@ -264,137 +301,93 @@ int CmdHF14AMfRdBl(const char *Cmd) int CmdHF14AMfURdBl(const char *Cmd) { - uint8_t blockNo = 0; + uint8_t blockNo = 0; - if (strlen(Cmd)<1) { - PrintAndLog("Usage: hf mf urdbl "); - PrintAndLog(" sample: hf mf urdbl 0"); - return 0; - } + if (strlen(Cmd)<1) { + PrintAndLog("Usage: hf mf urdbl "); + PrintAndLog(" sample: hf mf urdbl 0"); + return 0; + } - blockNo = param_get8(Cmd, 0); - PrintAndLog("--block no:%02x", blockNo); + blockNo = param_get8(Cmd, 0); + PrintAndLog("--block no:%d", blockNo); - UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}}; - SendCommand(&c); - - UsbCommand resp; - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - uint8_t isOK = resp.arg[0] & 0xff; - uint8_t * data = resp.d.asBytes; + UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}}; + SendCommand(&c); - if (isOK) - PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 4)); - else - PrintAndLog("isOk:%02x", isOK); - } else { - PrintAndLog("Command execute timeout"); - } + UsbCommand resp; + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + uint8_t *data = resp.d.asBytes; + + if (isOK) + PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 4)); + else + PrintAndLog("isOk:%02x", isOK); + } else { + PrintAndLog("Command execute timeout"); + } - return 0; + return 0; } + int CmdHF14AMfURdCard(const char *Cmd) { - int i; - uint8_t sectorNo = 0; + int i; + uint8_t sectorNo = 0; uint8_t *lockbytes_t=NULL; uint8_t lockbytes[2]={0,0}; bool bit[16]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; - uint8_t isOK = 0; - uint8_t * data = NULL; + uint8_t isOK = 0; + uint8_t * data = NULL; - if (sectorNo > 15) { - PrintAndLog("Sector number must be less than 16"); - return 1; - } - PrintAndLog("Attempting to Read Ultralight... "); + PrintAndLog("Attempting to Read Ultralight... "); UsbCommand c = {CMD_MIFAREU_READCARD, {sectorNo}}; SendCommand(&c); - UsbCommand resp; - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - isOK = resp.arg[0] & 0xff; - data = resp.d.asBytes; - - PrintAndLog("isOk:%02x", isOK); - if (isOK) - for (i = 0; i < 16; i++) { - switch(i){ - case 2: - //process lock bytes - lockbytes_t=data+(i*4); - lockbytes[0]=lockbytes_t[2]; - lockbytes[1]=lockbytes_t[3]; - for(int j=0; j<16; j++){ - bit[j]=lockbytes[j/8] & ( 1 <<(7-j%8)); - } - //PrintAndLog("LB %02x %02x", lockbytes[0],lockbytes[1]); - //PrintAndLog("LB2b %02x %02x %02x %02x %02x %02x %02x %02x",bit[8],bit[9],bit[10],bit[11],bit[12],bit[13],bit[14],bit[15]); - PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4)); - break; - case 3: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[4]); - break; - case 4: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[3]); - break; - case 5: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[2]); - break; - case 6: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[1]); - break; - case 7: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[0]); - break; - case 8: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[15]); - break; - case 9: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[14]); - break; - case 10: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[13]); - break; - case 11: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[12]); - break; - case 12: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[11]); - break; - case 13: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[10]); - break; - case 14: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[9]); - break; - case 15: - PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[8]); - break; - default: - PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4)); - break; + UsbCommand resp; + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + isOK = resp.arg[0] & 0xff; + data = resp.d.asBytes; + + PrintAndLog("isOk:%02x", isOK); + if (isOK) + { // bit 0 and 1 + PrintAndLog("Block %3d:%s ", 0,sprint_hex(data + 0 * 4, 4)); + PrintAndLog("Block %3d:%s ", 1,sprint_hex(data + 1 * 4, 4)); + // bit 2 + //process lock bytes + lockbytes_t=data+(2*4); + lockbytes[0]=lockbytes_t[2]; + lockbytes[1]=lockbytes_t[3]; + for(int j=0; j<16; j++){ + bit[j]=lockbytes[j/8] & ( 1 <<(7-j%8)); } - } + //remaining + for (i = 3; i < 16; i++) { + int bitnum = (23-i) % 16; + PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[bitnum]); + } + + } } else { - PrintAndLog("Command1 execute timeout"); + PrintAndLog("Command execute timeout"); } return 0; } + int CmdHF14AMfRdSc(const char *Cmd) { int i; uint8_t sectorNo = 0; uint8_t keyType = 0; uint8_t key[6] = {0, 0, 0, 0, 0, 0}; - uint8_t isOK = 0; - uint8_t * data = NULL; - + uint8_t *data = NULL; char cmdp = 0x00; if (strlen(Cmd)<3) { @@ -404,12 +397,12 @@ int CmdHF14AMfRdSc(const char *Cmd) } sectorNo = param_get8(Cmd, 0); - if (sectorNo > 63) { - PrintAndLog("Sector number must be less than 64"); + if (sectorNo > 39) { + PrintAndLog("Sector number must be less than 40"); return 1; } cmdp = param_getchar(Cmd, 1); - if (cmdp == 0x00) { + if (cmdp != 'a' && cmdp != 'A' && cmdp != 'b' && cmdp != 'B') { PrintAndLog("Key type must be A or B"); return 1; } @@ -418,11 +411,11 @@ int CmdHF14AMfRdSc(const char *Cmd) PrintAndLog("Key must include 12 HEX symbols"); return 1; } - PrintAndLog("--sector no:%02x key type:%02x key:%s ", sectorNo, keyType, sprint_hex(key, 6)); + PrintAndLog("--sector no:%d key type:%c key:%s ", sectorNo, keyType?'B':'A', sprint_hex(key, 6)); - UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}}; + UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}}; memcpy(c.d.asBytes, key, 6); - SendCommand(&c); + SendCommand(&c); PrintAndLog(" "); UsbCommand resp; @@ -431,249 +424,299 @@ int CmdHF14AMfRdSc(const char *Cmd) data = resp.d.asBytes; PrintAndLog("isOk:%02x", isOK); - if (isOK) - for (i = 0; i < 2; i++) { - PrintAndLog("data:%s", sprint_hex(data + i * 16, 16)); + if (isOK) { + for (i = 0; i < (sectorNo<32?3:15); i++) { + PrintAndLog("data : %s", sprint_hex(data + i * 16, 16)); } + PrintAndLog("trailer: %s", sprint_hex(data + (sectorNo<32?3:15) * 16, 16)); + } } else { - PrintAndLog("Command1 execute timeout"); + PrintAndLog("Command execute timeout"); } - // response2 - PrintAndLog(" "); - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - isOK = resp.arg[0] & 0xff; - data = resp.d.asBytes; + return 0; +} - if (isOK) - for (i = 0; i < 2; i++) { - PrintAndLog("data:%s", sprint_hex(data + i * 16, 16)); - } +uint8_t FirstBlockOfSector(uint8_t sectorNo) +{ + if (sectorNo < 32) { + return sectorNo * 4; } else { - PrintAndLog("Command2 execute timeout"); + return 32 * 4 + (sectorNo - 32) * 16; + } +} + +uint8_t NumBlocksPerSector(uint8_t sectorNo) +{ + if (sectorNo < 32) { + return 4; + } else { + return 16; } - - return 0; } int CmdHF14AMfDump(const char *Cmd) { - int i, j; + uint8_t sectorNo, blockNo; uint8_t keyA[40][6]; uint8_t keyB[40][6]; uint8_t rights[40][4]; + uint8_t carddata[256][16]; + uint8_t numSectors = 16; FILE *fin; FILE *fout; UsbCommand resp; + + char cmdp = param_getchar(Cmd, 0); + switch (cmdp) { + case '0' : numSectors = 5; break; + case '1' : + case '\0': numSectors = 16; break; + case '2' : numSectors = 32; break; + case '4' : numSectors = 40; break; + default: numSectors = 16; + } - if ((fin = fopen("dumpkeys.bin","rb")) == NULL) { - PrintAndLog("Could not find file dumpkeys.bin"); - return 1; + if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: hf mf dump [card memory]"); + PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K"); + PrintAndLog(""); + PrintAndLog("Samples: hf mf dump"); + PrintAndLog(" hf mf dump 4"); + return 0; } - if ((fout = fopen("dumpdata.bin","wb")) == NULL) { - PrintAndLog("Could not create file name dumpdata.bin"); + if ((fin = fopen("dumpkeys.bin","rb")) == NULL) { + PrintAndLog("Could not find file dumpkeys.bin"); return 1; } - // Read key file - - for (i=0 ; i<16 ; i++) { - if (fread( keyA[i], 1, 6, fin ) == 0) { - PrintAndLog("File reading error."); + // Read keys A from file + for (sectorNo=0; sectorNo>4) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>2); - rights[i][1] = ((data[7] & 0x20)>>5) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>3); - rights[i][2] = ((data[7] & 0x40)>>6) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>4); - rights[i][3] = ((data[7] & 0x80)>>7) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>5); - } - else{ - PrintAndLog("Could not get access rights for block %d", i); + rights[sectorNo][0] = ((data[7] & 0x10)>>2) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>4); // C1C2C3 for data area 0 + rights[sectorNo][1] = ((data[7] & 0x20)>>3) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>5); // C1C2C3 for data area 1 + rights[sectorNo][2] = ((data[7] & 0x40)>>4) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>6); // C1C2C3 for data area 2 + rights[sectorNo][3] = ((data[7] & 0x80)>>5) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>7); // C1C2C3 for sector trailer + } else { + PrintAndLog("Could not get access rights for sector %2d. Trying with defaults...", sectorNo); + rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00; + rights[sectorNo][3] = 0x01; } - } - else { - PrintAndLog("Command execute timeout"); + } else { + PrintAndLog("Command execute timeout when trying to read access rights for sector %2d. Trying with defaults...", sectorNo); + rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00; + rights[sectorNo][3] = 0x01; } } - // Read blocks and print to file - PrintAndLog("|-----------------------------------------|"); PrintAndLog("|----- Dumping all blocks to file... -----|"); PrintAndLog("|-----------------------------------------|"); - - for (i=0 ; i<16 ; i++) { - for (j=0 ; j<4 ; j++) { - bool received = false; - - if (j == 3){ - UsbCommand c = {CMD_MIFARE_READBL, {i*4 + j, 0, 0}}; - memcpy(c.d.asBytes, keyA[i], 6); + bool isOK = true; + for (sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) { + for (blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) { + bool received = false; + + if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. At least the Access Conditions can always be read with key A. + UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}}; + memcpy(c.d.asBytes, keyA[sectorNo], 6); SendCommand(&c); - received = WaitForResponseTimeout(CMD_ACK,&resp,1500); - } - else{ - if ((rights[i][j] == 6) | (rights[i][j] == 5)) { - UsbCommand c = {CMD_MIFARE_READBL, {i*4+j, 1, 0}}; - memcpy(c.d.asBytes, keyB[i], 6); + received = WaitForResponseTimeout(CMD_ACK,&resp,1500); + } else { // data block. Check if it can be read with key A or key B + uint8_t data_area = sectorNo<32?blockNo:blockNo/5; + if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) { // only key B would work + UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}}; + memcpy(c.d.asBytes, keyB[sectorNo], 6); SendCommand(&c); - received = WaitForResponseTimeout(CMD_ACK,&resp,1500); - } - else if (rights[i][j] == 7) { - PrintAndLog("Access rights do not allow reading of sector %d block %d",i,j); - } - else { - UsbCommand c = {CMD_MIFARE_READBL, {i*4+j, 0, 0}}; - memcpy(c.d.asBytes, keyA[i], 6); + received = WaitForResponseTimeout(CMD_ACK,&resp,1500); + } else if (rights[sectorNo][data_area] == 0x07) { // no key would work + isOK = false; + PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo); + } else { // key A would work + UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}}; + memcpy(c.d.asBytes, keyA[sectorNo], 6); SendCommand(&c); - received = WaitForResponseTimeout(CMD_ACK,&resp,1500); + received = WaitForResponseTimeout(CMD_ACK,&resp,1500); } } if (received) { - uint8_t isOK = resp.arg[0] & 0xff; + isOK = resp.arg[0] & 0xff; uint8_t *data = resp.d.asBytes; - if (j == 3) { - data[0] = (keyA[i][0]); - data[1] = (keyA[i][1]); - data[2] = (keyA[i][2]); - data[3] = (keyA[i][3]); - data[4] = (keyA[i][4]); - data[5] = (keyA[i][5]); - data[10] = (keyB[i][0]); - data[11] = (keyB[i][1]); - data[12] = (keyB[i][2]); - data[13] = (keyB[i][3]); - data[14] = (keyB[i][4]); - data[15] = (keyB[i][5]); + if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. Fill in the keys. + data[0] = (keyA[sectorNo][0]); + data[1] = (keyA[sectorNo][1]); + data[2] = (keyA[sectorNo][2]); + data[3] = (keyA[sectorNo][3]); + data[4] = (keyA[sectorNo][4]); + data[5] = (keyA[sectorNo][5]); + data[10] = (keyB[sectorNo][0]); + data[11] = (keyB[sectorNo][1]); + data[12] = (keyB[sectorNo][2]); + data[13] = (keyB[sectorNo][3]); + data[14] = (keyB[sectorNo][4]); + data[15] = (keyB[sectorNo][5]); } if (isOK) { - fwrite ( data, 1, 16, fout ); - PrintAndLog("Dumped card data into 'dumpdata.bin'"); - - } - else { - PrintAndLog("Could not get access rights for block %d", i); + memcpy(carddata[FirstBlockOfSector(sectorNo) + blockNo], data, 16); + PrintAndLog("Successfully read block %2d of sector %2d.", blockNo, sectorNo); + } else { + PrintAndLog("Could not read block %2d of sector %2d", blockNo, sectorNo); + break; } } else { - PrintAndLog("Command execute timeout"); + isOK = false; + PrintAndLog("Command execute timeout when trying to read block %2d of sector %2d.", blockNo, sectorNo); + break; } } } - - fclose(fin); - fclose(fout); - return 0; + + if (isOK) { + if ((fout = fopen("dumpdata.bin","wb")) == NULL) { + PrintAndLog("Could not create file name dumpdata.bin"); + return 1; + } + uint16_t numblocks = FirstBlockOfSector(numSectors - 1) + NumBlocksPerSector(numSectors - 1); + fwrite(carddata, 1, 16*numblocks, fout); + fclose(fout); + PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks); + } + + return 0; } int CmdHF14AMfRestore(const char *Cmd) { - - int i,j; + uint8_t sectorNo,blockNo; uint8_t keyType = 0; - uint8_t key[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; - uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; - uint8_t keyA[16][6]; - uint8_t keyB[16][6]; + uint8_t key[6] = {0xFF}; + uint8_t bldata[16] = {0x00}; + uint8_t keyA[40][6]; + uint8_t keyB[40][6]; + uint8_t numSectors; FILE *fdump; FILE *fkeys; - - if ((fdump = fopen("dumpdata.bin","rb")) == NULL) { - PrintAndLog("Could not find file dumpdata.bin"); - return 1; + + char cmdp = param_getchar(Cmd, 0); + switch (cmdp) { + case '0' : numSectors = 5; break; + case '1' : + case '\0': numSectors = 16; break; + case '2' : numSectors = 32; break; + case '4' : numSectors = 40; break; + default: numSectors = 16; + } + + if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: hf mf restore [card memory]"); + PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K"); + PrintAndLog(""); + PrintAndLog("Samples: hf mf restore"); + PrintAndLog(" hf mf restore 4"); + return 0; } + if ((fkeys = fopen("dumpkeys.bin","rb")) == NULL) { PrintAndLog("Could not find file dumpkeys.bin"); return 1; } - for (i=0 ; i<16 ; i++) { - if (fread(keyA[i], 1, 6, fkeys) == 0) { - PrintAndLog("File reading error."); + for (sectorNo = 0; sectorNo < numSectors; sectorNo++) { + if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) { + PrintAndLog("File reading error (dumpkeys.bin)."); + + fclose(fkeys); return 2; - } + } } - for (i=0 ; i<16 ; i++) { - if (fread(keyB[i], 1, 6, fkeys) == 0) { - PrintAndLog("File reading error."); + + for (sectorNo = 0; sectorNo < numSectors; sectorNo++) { + if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) { + PrintAndLog("File reading error (dumpkeys.bin)."); + fclose(fkeys); return 2; - } + } } - + + fclose(fkeys); + + if ((fdump = fopen("dumpdata.bin","rb")) == NULL) { + PrintAndLog("Could not find file dumpdata.bin"); + return 1; + } PrintAndLog("Restoring dumpdata.bin to card"); - for (i=0 ; i<16 ; i++) { - for( j=0 ; j<4 ; j++) { - UsbCommand c = {CMD_MIFARE_WRITEBL, {i*4 + j, keyType, 0}}; + for (sectorNo = 0; sectorNo < numSectors; sectorNo++) { + for(blockNo = 0; blockNo < NumBlocksPerSector(sectorNo); blockNo++) { + UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}}; memcpy(c.d.asBytes, key, 6); if (fread(bldata, 1, 16, fdump) == 0) { - PrintAndLog("File reading error."); - return 2; - } + PrintAndLog("File reading error (dumpdata.bin)."); + fclose(fdump); + return 2; + } - if (j == 3) { - bldata[0] = (keyA[i][0]); - bldata[1] = (keyA[i][1]); - bldata[2] = (keyA[i][2]); - bldata[3] = (keyA[i][3]); - bldata[4] = (keyA[i][4]); - bldata[5] = (keyA[i][5]); - bldata[10] = (keyB[i][0]); - bldata[11] = (keyB[i][1]); - bldata[12] = (keyB[i][2]); - bldata[13] = (keyB[i][3]); - bldata[14] = (keyB[i][4]); - bldata[15] = (keyB[i][5]); + if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer + bldata[0] = (keyA[sectorNo][0]); + bldata[1] = (keyA[sectorNo][1]); + bldata[2] = (keyA[sectorNo][2]); + bldata[3] = (keyA[sectorNo][3]); + bldata[4] = (keyA[sectorNo][4]); + bldata[5] = (keyA[sectorNo][5]); + bldata[10] = (keyB[sectorNo][0]); + bldata[11] = (keyB[sectorNo][1]); + bldata[12] = (keyB[sectorNo][2]); + bldata[13] = (keyB[sectorNo][3]); + bldata[14] = (keyB[sectorNo][4]); + bldata[15] = (keyB[sectorNo][5]); } - PrintAndLog("Writing to block %2d: %s", i*4+j, sprint_hex(bldata, 16)); - - /* - PrintAndLog("Writing to block %2d: %s Confirm? [Y,N]", i*4+j, sprint_hex(bldata, 16)); - - scanf("%c",&ch); - if ((ch != 'y') && (ch != 'Y')){ - PrintAndLog("Aborting !"); - return 1; - } - */ + PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16)); memcpy(c.d.asBytes + 10, bldata, 16); SendCommand(&c); UsbCommand resp; - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { uint8_t isOK = resp.arg[0] & 0xff; PrintAndLog("isOk:%02x", isOK); } else { @@ -683,26 +726,24 @@ int CmdHF14AMfRestore(const char *Cmd) } fclose(fdump); - fclose(fkeys); return 0; } int CmdHF14AMfNested(const char *Cmd) { int i, j, res, iterations; - sector * e_sector = NULL; + sector *e_sector = NULL; uint8_t blockNo = 0; uint8_t keyType = 0; uint8_t trgBlockNo = 0; uint8_t trgKeyType = 0; - uint8_t blDiff = 0; - int SectorsCnt = 0; + uint8_t SectorsCnt = 0; uint8_t key[6] = {0, 0, 0, 0, 0, 0}; - uint8_t keyBlock[6*6]; + uint8_t keyBlock[13*6]; uint64_t key64 = 0; - int transferToEml = 0; + bool transferToEml = false; - int createDumpFile = 0; + bool createDumpFile = false; FILE *fkeys; uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; uint8_t tempkey[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; @@ -719,20 +760,24 @@ int CmdHF14AMfNested(const char *Cmd) PrintAndLog("d - write keys to binary file"); PrintAndLog(" "); PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF "); - PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF t "); - PrintAndLog(" sample1: hf mf nested 1 0 A FFFFFFFFFFFF d "); - PrintAndLog(" sample2: hf mf nested o 0 A FFFFFFFFFFFF 4 A"); + PrintAndLog(" sample2: hf mf nested 1 0 A FFFFFFFFFFFF t "); + PrintAndLog(" sample3: hf mf nested 1 0 A FFFFFFFFFFFF d "); + PrintAndLog(" sample4: hf mf nested o 0 A FFFFFFFFFFFF 4 A"); return 0; } cmdp = param_getchar(Cmd, 0); blockNo = param_get8(Cmd, 1); ctmp = param_getchar(Cmd, 2); - if (ctmp == 0x00) { + + if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') { PrintAndLog("Key type must be A or B"); return 1; } - if (ctmp != 'A' && ctmp != 'a') keyType = 1; + + if (ctmp != 'A' && ctmp != 'a') + keyType = 1; + if (param_gethex(Cmd, 3, key, 12)) { PrintAndLog("Key must include 12 HEX symbols"); return 1; @@ -742,34 +787,33 @@ int CmdHF14AMfNested(const char *Cmd) cmdp = 'o'; trgBlockNo = param_get8(Cmd, 4); ctmp = param_getchar(Cmd, 5); - if (ctmp == 0x00) { + if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') { PrintAndLog("Target key type must be A or B"); return 1; } - if (ctmp != 'A' && ctmp != 'a') trgKeyType = 1; + if (ctmp != 'A' && ctmp != 'a') + trgKeyType = 1; } else { + switch (cmdp) { case '0': SectorsCnt = 05; break; case '1': SectorsCnt = 16; break; case '2': SectorsCnt = 32; break; - case '4': SectorsCnt = 64; break; + case '4': SectorsCnt = 40; break; default: SectorsCnt = 16; } } ctmp = param_getchar(Cmd, 4); - if (ctmp == 't' || ctmp == 'T') transferToEml = 1; - else if (ctmp == 'd' || ctmp == 'D') createDumpFile = 1; + if (ctmp == 't' || ctmp == 'T') transferToEml = true; + else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true; ctmp = param_getchar(Cmd, 6); transferToEml |= (ctmp == 't' || ctmp == 'T'); transferToEml |= (ctmp == 'd' || ctmp == 'D'); - PrintAndLog("--block no:%02x key type:%02x key:%s etrans:%d", blockNo, keyType, sprint_hex(key, 6), transferToEml); - if (cmdp == 'o') - PrintAndLog("--target block no:%02x target key type:%02x ", trgBlockNo, trgKeyType); - if (cmdp == 'o') { + PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A'); if (mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true)) { PrintAndLog("Nested error."); return 2; @@ -780,13 +824,19 @@ int CmdHF14AMfNested(const char *Cmd) // transfer key to the emulator if (transferToEml) { - mfEmlGetMem(keyBlock, (trgBlockNo / 4) * 4 + 3, 1); + 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, (trgBlockNo / 4) * 4 + 3, 1); + mfEmlSetMem(keyBlock, sectortrailer, 1); } } else { PrintAndLog("No valid key found"); @@ -796,25 +846,31 @@ int CmdHF14AMfNested(const char *Cmd) clock_t time1; time1 = clock(); - blDiff = blockNo % 4; - PrintAndLog("Block shift=%d", blDiff); e_sector = calloc(SectorsCnt, sizeof(sector)); if (e_sector == NULL) return 1; - //test current key 4 sectors + //test current key and additional standard keys first memcpy(keyBlock, key, 6); num_to_bytes(0xffffffffffff, 6, (uint8_t*)(keyBlock + 1 * 6)); num_to_bytes(0x000000000000, 6, (uint8_t*)(keyBlock + 2 * 6)); 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++) { for (j = 0; j < 2; j++) { if (e_sector[i].foundKey[j]) continue; - res = mfCheckKeys(i * 4 + blDiff, j, 6, keyBlock, &key64); + res = mfCheckKeys(FirstBlockOfSector(i), j, 6, keyBlock, &key64); if (!res) { e_sector[i].Key[j] = key64; @@ -823,20 +879,19 @@ int CmdHF14AMfNested(const char *Cmd) } } - // nested sectors iterations = 0; PrintAndLog("nested..."); bool calibrate = true; for (i = 0; i < NESTED_SECTOR_RETRY; i++) { - for (trgBlockNo = blDiff; trgBlockNo < SectorsCnt * 4; trgBlockNo = trgBlockNo + 4) { + for (uint8_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) { for (trgKeyType = 0; trgKeyType < 2; trgKeyType++) { - if (e_sector[trgBlockNo / 4].foundKey[trgKeyType]) continue; + if (e_sector[sectorNo].foundKey[trgKeyType]) continue; PrintAndLog("-----------------------------------------------"); - if(mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, calibrate)) { + if(mfnested(blockNo, keyType, key, FirstBlockOfSector(sectorNo), trgKeyType, keyBlock, calibrate)) { PrintAndLog("Nested error.\n"); - return 2; - } + free(e_sector); + return 2; } else { calibrate = false; } @@ -846,8 +901,8 @@ int CmdHF14AMfNested(const char *Cmd) key64 = bytes_to_num(keyBlock, 6); if (key64) { PrintAndLog("Found valid key:%012"llx, key64); - e_sector[trgBlockNo / 4].foundKey[trgKeyType] = 1; - e_sector[trgBlockNo / 4].Key[trgKeyType] = key64; + e_sector[sectorNo].foundKey[trgKeyType] = 1; + e_sector[sectorNo].Key[trgKeyType] = key64; } } } @@ -869,12 +924,12 @@ int CmdHF14AMfNested(const char *Cmd) // transfer them to the emulator if (transferToEml) { for (i = 0; i < SectorsCnt; i++) { - mfEmlGetMem(keyBlock, i * 4 + 3, 1); + mfEmlGetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1); if (e_sector[i].foundKey[0]) num_to_bytes(e_sector[i].Key[0], 6, keyBlock); if (e_sector[i].foundKey[1]) num_to_bytes(e_sector[i].Key[1], 6, &keyBlock[10]); - mfEmlSetMem(keyBlock, i * 4 + 3, 1); + mfEmlSetMem(keyBlock, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1); } } @@ -885,8 +940,8 @@ int CmdHF14AMfNested(const char *Cmd) free(e_sector); return 1; } - PrintAndLog("Printing keys to bynary file dumpkeys.bin..."); - for(i=0; i<16; i++) { + PrintAndLog("Printing keys to binary file dumpkeys.bin..."); + for(i=0; i|<*card memory> [t] [] []"); + 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(" sample: hf mf chk 0 A 1234567890ab keys.dic"); + PrintAndLog(" hf mf chk *1 ? t"); + return 0; + } + FILE * f; - char filename[256]={0}; + char filename[FILE_PATH_SIZE]={0}; char buf[13]; uint8_t *keyBlock = NULL, *p; uint8_t stKeyBlock = 20; @@ -963,24 +1015,13 @@ int CmdHF14AMfChk(const char *Cmd) 0x533cb6c723f6, 0x8fd0a4f256e9 }; - int defaultKeysSize = (sizeof(defaultKeys) / 7) - 1; + 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 (strlen(Cmd)<3) { - PrintAndLog("Usage: hf mf chk /<*card memory> [t] [] []"); - 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(" sample: hf mf chk 0 A 1234567890ab keys.dic"); - PrintAndLog(" hf mf chk *1 ? t"); - return 0; - } - if (param_getchar(Cmd, 0)=='*') { blockNo = 3; switch(param_getchar(Cmd+1, 0)) { @@ -1025,13 +1066,13 @@ int CmdHF14AMfChk(const char *Cmd) } keyBlock = p; } - PrintAndLog("chk key[%d] %02x%02x%02x%02x%02x%02x", keycnt, + 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)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6); keycnt++; } else { // May be a dic file - if ( param_getstr(Cmd, 2 + i,filename) > 255 ) { + if ( param_getstr(Cmd, 2 + i,filename) >= FILE_PATH_SIZE ) { PrintAndLog("File name too long"); free(keyBlock); return 2; @@ -1064,45 +1105,54 @@ 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[%d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6)); + PrintAndLog("chk custom key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6)); keycnt++; memset(buf, 0, sizeof(buf)); } + fclose(f); } else { PrintAndLog("File: %s: not found or locked.", filename); free(keyBlock); return 1; - fclose(f); + } } } if (keycnt == 0) { - PrintAndLog("No key specified,try default keys"); + PrintAndLog("No key specified, trying default keys"); for (;keycnt < defaultKeysSize; keycnt++) - PrintAndLog("chk default key[%d] %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); + 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)[3], (keyBlock + 6*keycnt)[4], (keyBlock + 6*keycnt)[5], 6); + } + + // initialize storage for found keys + bool validKey[2][40]; + uint8_t foundKey[2][40][6]; + for (uint16_t t = 0; t < 2; t++) { + for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) { + validKey[t][sectorNo] = false; + for (uint16_t i = 0; i < 6; i++) { + foundKey[t][sectorNo][i] = 0xff; + } + } } - for ( int t = !keyType ; t < 2 ; keyType==2?(t++):(t=2) ) { + for ( int t = !keyType; t < 2; keyType==2?(t++):(t=2) ) { int b=blockNo; - for (int i=0; iUSB_CMD_DATA_SIZE/6?USB_CMD_DATA_SIZE/6:keycnt; for (uint32_t c = 0; c < keycnt; c+=max_keys) { uint32_t size = keycnt-c>max_keys?max_keys:keycnt-c; res = mfCheckKeys(b, t, size, &keyBlock[6*c], &key64); - if (res !=1) { + if (res != 1) { if (!res) { PrintAndLog("Found valid key:[%012"llx"]",key64); - if (transferToEml) { - uint8_t block[16]; - mfEmlGetMem(block, get_trailer_block(b), 1); - num_to_bytes(key64, 6, block + t*10); - mfEmlSetMem(block, get_trailer_block(b), 1); - } - } + num_to_bytes(key64, 6, foundKey[t][i]); + validKey[t][i] = true; + } } else { PrintAndLog("Command execute timeout"); } @@ -1110,40 +1160,40 @@ int CmdHF14AMfChk(const char *Cmd) b<127?(b+=4):(b+=16); } } - - free(keyBlock); -/* - // Create dump file + if (transferToEml) { + uint8_t block[16]; + for (uint16_t sectorNo = 0; sectorNo < SectorsCnt; sectorNo++) { + if (validKey[0][sectorNo] || validKey[1][sectorNo]) { + mfEmlGetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1); + for (uint16_t t = 0; t < 2; t++) { + if (validKey[t][sectorNo]) { + memcpy(block + t*10, foundKey[t][sectorNo], 6); + } + } + mfEmlSetMem(block, FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 1); + } + } + PrintAndLog("Found keys have been transferred to the emulator memory"); + } + if (createDumpFile) { - if ((fkeys = fopen("dumpkeys.bin","wb")) == NULL) { + FILE *fkeys = fopen("dumpkeys.bin","wb"); + if (fkeys == NULL) { PrintAndLog("Could not create file dumpkeys.bin"); - free(e_sector); + free(keyBlock); return 1; } - PrintAndLog("Printing keys to bynary file dumpkeys.bin..."); - for(i=0; i<16; i++) { - if (e_sector[i].foundKey[0]){ - num_to_bytes(e_sector[i].Key[0], 6, tempkey); - fwrite ( tempkey, 1, 6, fkeys ); - } - else{ - fwrite ( &standart, 1, 6, fkeys ); - } - } - for(i=0; i<16; i++) { - if (e_sector[i].foundKey[1]){ - num_to_bytes(e_sector[i].Key[1], 6, tempkey); - fwrite ( tempkey, 1, 6, fkeys ); - } - else{ - fwrite ( &standart, 1, 6, fkeys ); - } + for (uint16_t t = 0; t < 2; t++) { + fwrite(foundKey[t], 1, 6*SectorsCnt, fkeys); } fclose(fkeys); + PrintAndLog("Found keys have been dumped to file dumpkeys.bin. 0xffffffffffff has been inserted for unknown keys."); } -*/ - return 0; + + free(keyBlock); + PrintAndLog(""); + return 0; } int CmdHF14AMf1kSim(const char *Cmd) @@ -1158,21 +1208,19 @@ int CmdHF14AMf1kSim(const char *Cmd) PrintAndLog(" n (Optional) Automatically exit simulation after blocks have been read by reader. 0 = infinite"); PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted"); PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)"); - PrintAndLog(" sample: hf mf sim 0a0a0a0a "); + PrintAndLog(" sample: hf mf sim u 0a0a0a0a "); return 0; } uint8_t pnr = 0; if (param_getchar(Cmd, pnr) == 'u') { if(param_gethex(Cmd, pnr+1, uid, 8) == 0) { - flags |=FLAG_4B_UID_IN_DATA; // UID from packet - }else if(param_gethex(Cmd,pnr+1,uid,14) == 0) - { + flags |= FLAG_4B_UID_IN_DATA; // UID from packet + } else if(param_gethex(Cmd,pnr+1,uid,14) == 0) { flags |= FLAG_7B_UID_IN_DATA;// UID from packet - }else - { - PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols"); - return 1; + } else { + PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols"); + return 1; } pnr +=2; } @@ -1196,36 +1244,38 @@ int CmdHF14AMf1kSim(const char *Cmd) , exitAfterNReads, flags,flags); - UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}}; - memcpy(c.d.asBytes, uid, sizeof(uid)); - SendCommand(&c); - - if(flags & FLAG_INTERACTIVE) - { - UsbCommand resp; - PrintAndLog("Press pm3-button to abort simulation"); - while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - //We're waiting only 1.5 s at a time, otherwise we get the - // annoying message about "Waiting for a response... " - } - } + UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}}; + memcpy(c.d.asBytes, uid, sizeof(uid)); + SendCommand(&c); - return 0; + if(flags & FLAG_INTERACTIVE) + { + UsbCommand resp; + PrintAndLog("Press pm3-button to abort simulation"); + while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + //We're waiting only 1.5 s at a time, otherwise we get the + // annoying message about "Waiting for a response... " + } + } + + return 0; } int CmdHF14AMfDbg(const char *Cmd) { int dbgMode = param_get32ex(Cmd, 0, 0, 10); if (dbgMode > 4) { - PrintAndLog("Max debud mode parameter is 4 \n"); + PrintAndLog("Max debug mode parameter is 4 \n"); } if (strlen(Cmd) < 1 || !param_getchar(Cmd, 0) || dbgMode > 4) { PrintAndLog("Usage: hf mf dbg "); PrintAndLog(" 0 - no debug messages"); PrintAndLog(" 1 - error messages"); - PrintAndLog(" 2 - all messages"); - PrintAndLog(" 4 - extended debug mode"); + PrintAndLog(" 2 - plus information messages"); + PrintAndLog(" 3 - plus debug messages"); + PrintAndLog(" 4 - print even debug messages in timing critical functions"); + PrintAndLog(" Note: this option therefore may cause malfunction itself"); return 0; } @@ -1238,8 +1288,7 @@ int CmdHF14AMfDbg(const char *Cmd) int CmdHF14AMfEGet(const char *Cmd) { uint8_t blockNo = 0; - uint8_t data[3 * 16]; - int i; + uint8_t data[16]; if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') { PrintAndLog("Usage: hf mf eget "); @@ -1250,10 +1299,8 @@ int CmdHF14AMfEGet(const char *Cmd) blockNo = param_get8(Cmd, 0); PrintAndLog(" "); - if (!mfEmlGetMem(data, blockNo, 3)) { - for (i = 0; i < 3; i++) { - PrintAndLog("data[%d]:%s", blockNo + i, sprint_hex(data + i * 16, 16)); - } + if (!mfEmlGetMem(data, blockNo, 1)) { + PrintAndLog("data[%3d]:%s", blockNo, sprint_hex(data, 16)); } else { PrintAndLog("Command execute timeout"); } @@ -1274,6 +1321,7 @@ int CmdHF14AMfEClear(const char *Cmd) return 0; } + int CmdHF14AMfESet(const char *Cmd) { uint8_t memBlock[16]; @@ -1295,35 +1343,54 @@ int CmdHF14AMfESet(const char *Cmd) } // 1 - blocks count - UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}}; + UsbCommand c = {CMD_MIFARE_EML_MEMSET, {blockNo, 1, 0}}; memcpy(c.d.asBytes, memBlock, 16); - SendCommand(&c); - return 0; + SendCommand(&c); + return 0; } + int CmdHF14AMfELoad(const char *Cmd) { FILE * f; - char filename[20]; - char * fnameptr = filename; + char filename[FILE_PATH_SIZE]; + char *fnameptr = filename; char buf[64]; uint8_t buf8[64]; - int i, len, blockNum; + int i, len, blockNum, numBlocks; + int nameParamNo = 1; memset(filename, 0, sizeof(filename)); memset(buf, 0, sizeof(buf)); - if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) { + char ctmp = param_getchar(Cmd, 0); + + if ( ctmp == 'h' || ctmp == 0x00) { PrintAndLog("It loads emul dump from the file `filename.eml`"); - PrintAndLog("Usage: hf mf eload "); + PrintAndLog("Usage: hf mf eload [card memory] "); + PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K"); + PrintAndLog(""); PrintAndLog(" sample: hf mf eload filename"); + PrintAndLog(" hf mf eload 4 filename"); return 0; } - len = strlen(Cmd); - if (len > 14) len = 14; + switch (ctmp) { + case '0' : numBlocks = 5*4; break; + case '1' : + case '\0': numBlocks = 16*4; break; + case '2' : numBlocks = 32*4; break; + case '4' : numBlocks = 256; break; + default: { + numBlocks = 16*4; + nameParamNo = 0; + } + } + + len = param_getstr(Cmd,nameParamNo,filename); + + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; - memcpy(filename, Cmd, len); fnameptr += len; sprintf(fnameptr, ".eml"); @@ -1331,144 +1398,211 @@ int CmdHF14AMfELoad(const char *Cmd) // open file f = fopen(filename, "r"); if (f == NULL) { - PrintAndLog("File not found or locked."); + PrintAndLog("File %s not found or locked", filename); return 1; } blockNum = 0; while(!feof(f)){ memset(buf, 0, sizeof(buf)); + if (fgets(buf, sizeof(buf), f) == NULL) { - if(blockNum == 16 * 4) - { - break; - } + + if (blockNum >= numBlocks) break; + PrintAndLog("File reading error."); + fclose(f); return 2; - } - + } + if (strlen(buf) < 32){ if(strlen(buf) && feof(f)) break; PrintAndLog("File content error. Block data must include 32 HEX symbols"); + fclose(f); return 2; } - for (i = 0; i < 32; i += 2) - sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]); -// PrintAndLog("data[%02d]:%s", blockNum, sprint_hex(buf8, 16)); - + + for (i = 0; i < 32; i += 2) { + sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]); + } + if (mfEmlSetMem(buf8, blockNum, 1)) { - PrintAndLog("Cant set emul block: %d", blockNum); + PrintAndLog("Cant set emul block: %3d", blockNum); + fclose(f); return 3; } blockNum++; - if (blockNum >= 32 * 4 + 8 * 16) break; + if (blockNum >= numBlocks) break; } fclose(f); - if (blockNum != 16 * 4 && blockNum != 32 * 4 + 8 * 16){ - PrintAndLog("File content error. There must be 64 blocks"); + if ((blockNum != numBlocks)) { + PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks); return 4; } PrintAndLog("Loaded %d blocks from file: %s", blockNum, filename); - return 0; + return 0; } + int CmdHF14AMfESave(const char *Cmd) { FILE * f; - char filename[20]; + char filename[FILE_PATH_SIZE]; char * fnameptr = filename; uint8_t buf[64]; - int i, j, len; + int i, j, len, numBlocks; + int nameParamNo = 1; memset(filename, 0, sizeof(filename)); memset(buf, 0, sizeof(buf)); - if (param_getchar(Cmd, 0) == 'h') { + char ctmp = param_getchar(Cmd, 0); + + if ( ctmp == 'h' || ctmp == 'H') { PrintAndLog("It saves emul dump into the file `filename.eml` or `cardID.eml`"); - PrintAndLog("Usage: hf mf esave [file name w/o `.eml`]"); + PrintAndLog(" Usage: hf mf esave [card memory] [file name w/o `.eml`]"); + PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K"); + PrintAndLog(""); PrintAndLog(" sample: hf mf esave "); - PrintAndLog(" hf mf esave filename"); + PrintAndLog(" hf mf esave 4"); + PrintAndLog(" hf mf esave 4 filename"); return 0; } - len = strlen(Cmd); - if (len > 14) len = 14; + switch (ctmp) { + case '0' : numBlocks = 5*4; break; + case '1' : + case '\0': numBlocks = 16*4; break; + case '2' : numBlocks = 32*4; break; + case '4' : numBlocks = 256; break; + default: { + numBlocks = 16*4; + nameParamNo = 0; + } + } + + len = param_getstr(Cmd,nameParamNo,filename); + + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; + // user supplied filename? if (len < 1) { - // get filename + // get filename (UID from memory) if (mfEmlGetMem(buf, 0, 1)) { - PrintAndLog("Cant get block: %d", 0); - return 1; + PrintAndLog("Can\'t get UID from block: %d", 0); + sprintf(filename, "dump.eml"); } for (j = 0; j < 7; j++, fnameptr += 2) - sprintf(fnameptr, "%02x", buf[j]); + sprintf(fnameptr, "%02X", buf[j]); } else { - memcpy(filename, Cmd, len); fnameptr += len; } + // add file extension sprintf(fnameptr, ".eml"); // open file f = fopen(filename, "w+"); + if ( !f ) { + PrintAndLog("Can't open file %s ", filename); + return 1; + } + // put hex - for (i = 0; i < 32 * 4 + 8 * 16; i++) { + for (i = 0; i < numBlocks; i++) { if (mfEmlGetMem(buf, i, 1)) { PrintAndLog("Cant get block: %d", i); break; } for (j = 0; j < 16; j++) - fprintf(f, "%02x", buf[j]); + fprintf(f, "%02X", buf[j]); fprintf(f,"\n"); } fclose(f); - PrintAndLog("Saved to file: %s", filename); + PrintAndLog("Saved %d blocks to file: %s", numBlocks, filename); return 0; } + int CmdHF14AMfECFill(const char *Cmd) { uint8_t keyType = 0; - + uint8_t numSectors = 16; + if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') { - PrintAndLog("Usage: hf mf efill "); - PrintAndLog("sample: hf mf efill A"); - PrintAndLog("Card data blocks transfers to card emulator memory."); - PrintAndLog("Keys must be laid in the simulator memory. \n"); + PrintAndLog("Usage: hf mf ecfill [card memory]"); + PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K"); + PrintAndLog(""); + PrintAndLog("samples: hf mf ecfill A"); + PrintAndLog(" hf mf ecfill A 4"); + PrintAndLog("Read card and transfer its data to emulator memory."); + PrintAndLog("Keys must be laid in the emulator memory. \n"); return 0; } char ctmp = param_getchar(Cmd, 0); - if (ctmp == 0x00) { + if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') { PrintAndLog("Key type must be A or B"); return 1; } if (ctmp != 'A' && ctmp != 'a') keyType = 1; - UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {0, keyType, 0}}; - SendCommand(&c); - return 0; + ctmp = param_getchar(Cmd, 1); + switch (ctmp) { + case '0' : numSectors = 5; break; + case '1' : + case '\0': numSectors = 16; break; + case '2' : numSectors = 32; break; + case '4' : numSectors = 40; break; + default: numSectors = 16; + } + + printf("--params: numSectors: %d, keyType:%d", numSectors, keyType); + UsbCommand c = {CMD_MIFARE_EML_CARDLOAD, {numSectors, keyType, 0}}; + SendCommand(&c); + return 0; } + int CmdHF14AMfEKeyPrn(const char *Cmd) { - int i,b=-1; + int i; + uint8_t numSectors; uint8_t data[16]; uint64_t keyA, keyB; + if (param_getchar(Cmd, 0) == 'h') { + PrintAndLog("It prints the keys loaded in the emulator memory"); + PrintAndLog("Usage: hf mf ekeyprn [card memory]"); + PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K"); + PrintAndLog(""); + PrintAndLog(" sample: hf mf ekeyprn 1"); + return 0; + } + + char cmdp = param_getchar(Cmd, 0); + + switch (cmdp) { + case '0' : numSectors = 5; break; + case '1' : + case '\0': numSectors = 16; break; + case '2' : numSectors = 32; break; + case '4' : numSectors = 40; break; + default: numSectors = 16; + } + PrintAndLog("|---|----------------|----------------|"); PrintAndLog("|sec|key A |key B |"); PrintAndLog("|---|----------------|----------------|"); - for (i = 0; i < 40; i++) { - b<127?(b+=4):(b+=16); - if (mfEmlGetMem(data, b, 1)) { - PrintAndLog("error get block %d", b); + for (i = 0; i < numSectors; i++) { + if (mfEmlGetMem(data, FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1, 1)) { + PrintAndLog("error get block %d", FirstBlockOfSector(i) + NumBlocksPerSector(i) - 1); break; } keyA = bytes_to_num(data, 6); @@ -1480,11 +1614,12 @@ int CmdHF14AMfEKeyPrn(const char *Cmd) return 0; } + int CmdHF14AMfCSetUID(const char *Cmd) { uint8_t wipeCard = 0; - uint8_t uid[8]; - uint8_t oldUid[8]; + uint8_t uid[8] = {0x00}; + uint8_t oldUid[8] = {0x00}; int res; if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') { @@ -1512,6 +1647,7 @@ int CmdHF14AMfCSetUID(const char *Cmd) } PrintAndLog("old UID:%s", sprint_hex(oldUid, 4)); + PrintAndLog("new UID:%s", sprint_hex(uid, 4)); return 0; } @@ -1538,7 +1674,7 @@ int CmdHF14AMfCSetBlk(const char *Cmd) return 1; } - PrintAndLog("--block number:%02x data:%s", blockNo, sprint_hex(memBlock, 16)); + PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16)); res = mfCSetBlock(blockNo, memBlock, uid, 0, CSETBLOCK_SINGLE_OPER); if (res) { @@ -1550,18 +1686,19 @@ int CmdHF14AMfCSetBlk(const char *Cmd) return 0; } + int CmdHF14AMfCLoad(const char *Cmd) { FILE * f; - char filename[20]; + char filename[FILE_PATH_SIZE] = {0x00}; char * fnameptr = filename; - char buf[64]; - uint8_t buf8[64]; + char buf[64] = {0x00}; + uint8_t buf8[64] = {0x00}; uint8_t fillFromEmulator = 0; int i, len, blockNum, flags; - memset(filename, 0, sizeof(filename)); - memset(buf, 0, sizeof(buf)); + // memset(filename, 0, sizeof(filename)); + // memset(buf, 0, sizeof(buf)); if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) { PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`"); @@ -1594,7 +1731,7 @@ int CmdHF14AMfCLoad(const char *Cmd) return 0; } else { len = strlen(Cmd); - if (len > 14) len = 14; + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; memcpy(filename, Cmd, len); fnameptr += len; @@ -1613,9 +1750,9 @@ int CmdHF14AMfCLoad(const char *Cmd) while(!feof(f)){ memset(buf, 0, sizeof(buf)); if (fgets(buf, sizeof(buf), f) == NULL) { - PrintAndLog("File reading error."); - return 2; - } + PrintAndLog("File reading error."); + return 2; + } if (strlen(buf) < 32){ if(strlen(buf) && feof(f)) @@ -1630,7 +1767,7 @@ int CmdHF14AMfCLoad(const char *Cmd) if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) { - PrintAndLog("Cant set magic card block: %d", blockNum); + PrintAndLog("Can't set magic card block: %d", blockNum); return 3; } blockNum++; @@ -1663,7 +1800,7 @@ int CmdHF14AMfCGetBlk(const char *Cmd) { blockNo = param_get8(Cmd, 0); - PrintAndLog("--block number:%02x ", blockNo); + PrintAndLog("--block number:%2d ", blockNo); res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER); if (res) { @@ -1675,6 +1812,7 @@ int CmdHF14AMfCGetBlk(const char *Cmd) { return 0; } + int CmdHF14AMfCGetSc(const char *Cmd) { uint8_t memBlock[16]; uint8_t sectorNo = 0; @@ -1694,7 +1832,7 @@ int CmdHF14AMfCGetSc(const char *Cmd) { return 1; } - PrintAndLog("--sector number:%02x ", sectorNo); + PrintAndLog("--sector number:%d ", sectorNo); flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; for (i = 0; i < 4; i++) { @@ -1703,26 +1841,27 @@ int CmdHF14AMfCGetSc(const char *Cmd) { res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags); if (res) { - PrintAndLog("Can't read block. %02x error=%d", sectorNo * 4 + i, res); + PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res); return 1; } - PrintAndLog("block %02x data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16)); + PrintAndLog("block %3d data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16)); } return 0; } + int CmdHF14AMfCSave(const char *Cmd) { FILE * f; - char filename[20]; + char filename[FILE_PATH_SIZE] = {0x00}; char * fnameptr = filename; uint8_t fillFromEmulator = 0; - uint8_t buf[64]; + uint8_t buf[64] = {0x00}; int i, j, len, flags; - memset(filename, 0, sizeof(filename)); - memset(buf, 0, sizeof(buf)); + // memset(filename, 0, sizeof(filename)); + // memset(buf, 0, sizeof(buf)); if (param_getchar(Cmd, 0) == 'h') { PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`"); @@ -1757,7 +1896,7 @@ int CmdHF14AMfCSave(const char *Cmd) { return 0; } else { len = strlen(Cmd); - if (len > 14) len = 14; + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; if (len < 1) { // get filename @@ -1777,6 +1916,11 @@ int CmdHF14AMfCSave(const char *Cmd) { // open file f = fopen(filename, "w+"); + if (f == NULL) { + PrintAndLog("File not found or locked."); + return 1; + } + // put hex flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; for (i = 0; i < 16 * 4; i++) { @@ -1799,8 +1943,9 @@ int CmdHF14AMfCSave(const char *Cmd) { } } + int CmdHF14AMfSniff(const char *Cmd){ - // params + bool wantLogToFile = 0; bool wantDecrypt = 0; //bool wantSaveToEml = 0; TODO @@ -1812,23 +1957,23 @@ int CmdHF14AMfSniff(const char *Cmd){ int blockLen = 0; int num = 0; int pckNum = 0; - uint8_t uid[8]; + uint8_t uid[7]; + uint8_t uid_len; uint8_t atqa[2]; uint8_t sak; bool isTag; - uint32_t parity; uint8_t buf[3000]; uint8_t * bufPtr = buf; memset(buf, 0x00, 3000); if (param_getchar(Cmd, 0) == 'h') { - PrintAndLog("It continuously get data from the field and saves it to: log, emulator, emulator file."); + PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file."); PrintAndLog("You can specify:"); PrintAndLog(" l - save encrypted sequence to logfile `uid.log`"); PrintAndLog(" d - decrypt sequence and put it to log file `uid.log`"); PrintAndLog(" n/a e - decrypt sequence, collect read and write commands and save the result of the sequence to emulator memory"); - PrintAndLog(" r - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`"); - PrintAndLog("Usage: hf mf sniff [l][d][e][r]"); + PrintAndLog(" f - decrypt sequence, collect read and write commands and save the result of the sequence to emulator dump file `uid.eml`"); + PrintAndLog("Usage: hf mf sniff [l][d][e][f]"); PrintAndLog(" sample: hf mf sniff l d e"); return 0; } @@ -1883,34 +2028,48 @@ int CmdHF14AMfSniff(const char *Cmd){ printf(">\n"); PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum); num = 0; - while (bufPtr - buf + 9 < blockLen) { - isTag = bufPtr[3] & 0x80 ? true:false; - bufPtr += 4; - parity = *((uint32_t *)(bufPtr)); - bufPtr += 4; - len = bufPtr[0]; - bufPtr++; - if ((len == 14) && (bufPtr[0] = 0xff) && (bufPtr[1] = 0xff)) { + while (bufPtr - buf < blockLen) { + bufPtr += 6; + len = *((uint16_t *)bufPtr); + + if(len & 0x8000) { + isTag = true; + len &= 0x7fff; + } else { + isTag = false; + } + bufPtr += 2; + if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) { + memcpy(uid, bufPtr + 2, 7); memcpy(atqa, bufPtr + 2 + 7, 2); + uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4; sak = bufPtr[11]; - PrintAndLog("tag select uid:%s atqa:%02x %02x sak:0x%02x", sprint_hex(uid, 7), atqa[0], atqa[1], sak); + PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x", + sprint_hex(uid + (7 - uid_len), uid_len), + atqa[1], + atqa[0], + sak); if (wantLogToFile || wantDecrypt) { - FillFileNameByUID(logHexFileName, uid, ".log", 7); + FillFileNameByUID(logHexFileName, uid + (7 - uid_len), ".log", uid_len); AddLogCurrentDT(logHexFileName); } - if (wantDecrypt) mfTraceInit(uid, atqa, sak, wantSaveToEmlFile); + if (wantDecrypt) + mfTraceInit(uid, atqa, sak, wantSaveToEmlFile); } else { PrintAndLog("%s(%d):%s", isTag ? "TAG":"RDR", num, sprint_hex(bufPtr, len)); - if (wantLogToFile) AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len); - if (wantDecrypt) mfTraceDecode(bufPtr, len, parity, wantSaveToEmlFile); + if (wantLogToFile) + AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len); + if (wantDecrypt) + mfTraceDecode(bufPtr, len, wantSaveToEmlFile); } bufPtr += len; + bufPtr += ((len-1)/8+1); // ignore parity num++; } } - } // resp not NILL + } // resp not NULL } // while (true) return 0; @@ -1918,32 +2077,32 @@ int CmdHF14AMfSniff(const char *Cmd){ static command_t CommandTable[] = { - {"help", CmdHelp, 1, "This help"}, - {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"}, + {"help", CmdHelp, 1, "This help"}, + {"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"}, {"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"}, - {"urdbl", CmdHF14AMfURdBl, 0, "Read MIFARE Ultralight block"}, - {"urdcard", CmdHF14AMfURdCard, 0,"Read MIFARE Ultralight Card"}, + {"urdbl", CmdHF14AMfURdBl, 0, "Read MIFARE Ultralight block"}, + {"urdcard", CmdHF14AMfURdCard, 0,"Read MIFARE Ultralight Card"}, {"uwrbl", CmdHF14AMfUWrBl, 0,"Write MIFARE Ultralight 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"}, + {"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"}, {"wrbl", CmdHF14AMfWrBl, 0, "Write MIFARE classic block"}, - {"chk", CmdHF14AMfChk, 0, "Test block keys"}, + {"chk", CmdHF14AMfChk, 0, "Test block keys"}, {"mifare", CmdHF14AMifare, 0, "Read parity error messages."}, {"nested", CmdHF14AMfNested, 0, "Test nested authentication"}, {"sniff", CmdHF14AMfSniff, 0, "Sniff card-reader communication"}, - {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"}, + {"sim", CmdHF14AMf1kSim, 0, "Simulate MIFARE card"}, {"eclr", CmdHF14AMfEClear, 0, "Clear simulator memory block"}, {"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"}, - {"csetuid", CmdHF14AMfCSetUID, 0, "Set UID for magic Chinese card"}, - {"csetblk", CmdHF14AMfCSetBlk, 0, "Write block into magic Chinese card"}, - {"cgetblk", CmdHF14AMfCGetBlk, 0, "Read block from magic Chinese card"}, - {"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector from magic Chinese card"}, + {"ekeyprn", CmdHF14AMfEKeyPrn, 0, "Print keys from simulator memory"}, + {"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"}, {NULL, NULL, 0, NULL}