X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/c0e6c18bf5e0a25d57a14dd04224f4a02fd1c675..11b1e2e506dec11aba29116e2fb926b497b6d87b:/client/cmdhfmfu.c diff --git a/client/cmdhfmfu.c b/client/cmdhfmfu.c index 8bd6ec87..9a6983ff 100644 --- a/client/cmdhfmfu.c +++ b/client/cmdhfmfu.c @@ -7,38 +7,32 @@ //----------------------------------------------------------------------------- // High frequency MIFARE ULTRALIGHT (C) commands //----------------------------------------------------------------------------- -#include +#include "loclass/des.h" #include "cmdhfmfu.h" #include "cmdhfmf.h" #include "cmdhf14a.h" - #define MAX_ULTRA_BLOCKS 0x0f #define MAX_ULTRAC_BLOCKS 0x2f //#define MAX_ULTRAC_BLOCKS 0x2c -uint8_t key1_blnk_data[16] = { 0x00 }; -uint8_t key2_defa_data[16] = { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f }; -uint8_t key3_3des_data[16] = { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 }; -uint8_t key4_nfc_data[16] = { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 }; -uint8_t key5_ones_data[16] = { 0x01 }; static int CmdHelp(const char *Cmd); int CmdHF14AMfUInfo(const char *Cmd){ - uint8_t datatemp[7] = {0x00}; - uint8_t isOK = 0; - uint8_t *data = NULL; + uint8_t datatemp[7] = {0x00}; + uint8_t isOK = 0; + uint8_t *data = NULL; - UsbCommand c = {CMD_MIFAREU_READCARD, {0, 4}}; - SendCommand(&c); - UsbCommand resp; + UsbCommand c = {CMD_MIFAREU_READCARD, {0, 4}}; + SendCommand(&c); + UsbCommand resp; - if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { - isOK = resp.arg[0] & 0xff; - data = resp.d.asBytes; + if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) { + isOK = resp.arg[0] & 0xff; + data = resp.d.asBytes; - if (!isOK) { + if (!isOK) { PrintAndLog("Error reading from tag"); return -1; } @@ -80,8 +74,11 @@ int CmdHF14AMfUInfo(const char *Cmd){ int len = CmdHF14AMfucAuth("K 0"); // PrintAndLog("CODE: %d",len); +// Fix reading UL-C 's password higher blocks. PrintAndLog("Seems to be a Ultralight %s", (len==0) ? "-C" :""); + + return 0; } @@ -89,40 +86,40 @@ int CmdHF14AMfUInfo(const char *Cmd){ // Mifare Ultralight Write Single Block // int CmdHF14AMfUWrBl(const char *Cmd){ - uint8_t blockNo = -1; - bool chinese_card = FALSE; - uint8_t bldata[16] = {0x00}; - UsbCommand resp; + uint8_t blockNo = -1; + bool chinese_card = FALSE; + uint8_t bldata[16] = {0x00}; + UsbCommand resp; - char cmdp = param_getchar(Cmd, 0); + char cmdp = param_getchar(Cmd, 0); if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') { - PrintAndLog("Usage: hf mfu wrbl [w]"); + PrintAndLog("Usage: hf mfu wrbl [w]"); PrintAndLog(" [block number]"); PrintAndLog(" [block data] - (8 hex symbols)"); PrintAndLog(" [w] - Chinese magic ultralight tag"); PrintAndLog(""); - PrintAndLog(" sample: hf mfu wrbl 0 01020304"); + PrintAndLog(" sample: hf mfu wrbl 0 01020304"); PrintAndLog(""); - return 0; - } - + return 0; + } + blockNo = param_get8(Cmd, 0); - if (blockNo > MAX_ULTRA_BLOCKS){ - PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!"); - return 1; - } + if (blockNo > MAX_ULTRA_BLOCKS){ + PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!"); + return 1; + } - if (param_gethex(Cmd, 1, bldata, 8)) { - PrintAndLog("Block data must include 8 HEX symbols"); - return 1; - } + if (param_gethex(Cmd, 1, bldata, 8)) { + PrintAndLog("Block data must include 8 HEX symbols"); + return 1; + } - if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) { - chinese_card = TRUE; - } + if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) { + chinese_card = TRUE; + } - if ( blockNo <= 3) { + if ( blockNo <= 3) { if (!chinese_card){ PrintAndLog("Access Denied"); } else { @@ -139,60 +136,61 @@ int CmdHF14AMfUWrBl(const char *Cmd){ } } } else { - PrintAndLog("--block no:%02x", blockNo); - PrintAndLog("--data: %s", sprint_hex(bldata, 4)); - UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}}; + PrintAndLog("--block no:%02x", 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"); - } - } - return 0; + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + PrintAndLog("isOk:%02x", isOK); + } else { + PrintAndLog("Command execute timeout"); + } + } + return 0; } // // Mifare Ultralight Read Single Block // int CmdHF14AMfURdBl(const char *Cmd){ - - uint8_t blockNo = -1; - char cmdp = param_getchar(Cmd, 0); + UsbCommand resp; + uint8_t blockNo = -1; + char cmdp = param_getchar(Cmd, 0); if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') { - PrintAndLog("Usage: hf mfu rdbl "); - PrintAndLog(" sample: hfu mfu rdbl 0"); - return 0; - } - - blockNo = param_get8(Cmd, 0); - - if (blockNo > MAX_ULTRA_BLOCKS){ - PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!"); - return 1; - } - - PrintAndLog("--block no:0x%02X (%d)", (int)blockNo, 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; + PrintAndLog("Usage: hf mfu rdbl "); + PrintAndLog(" sample: hfu mfu rdbl 0"); + return 0; + } - PrintAndLog("isOk: %02x", isOK); - - if (isOK) - PrintAndLog("Data: %s", sprint_hex(data, 4)); + blockNo = param_get8(Cmd, 0); + + if (blockNo > MAX_ULTRA_BLOCKS){ + PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight"); + return 1; + } + + UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}}; + SendCommand(&c); + + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + if (isOK) { + uint8_t *data = resp.d.asBytes; + PrintAndLog("Block: %0d (0x%02X) [ %s]", (int)blockNo, blockNo, sprint_hex(data, 4)); + } + else { + PrintAndLog("Failed reading block: (%02x)", isOK); + } } else { - PrintAndLog("Command execute timeout"); - } - return 0; + PrintAndLog("Command execute time-out"); + } + + return 0; } // @@ -200,34 +198,34 @@ int CmdHF14AMfURdBl(const char *Cmd){ // int CmdHF14AMfUDump(const char *Cmd){ - FILE *fout; + FILE *fout; char filename[FILE_PATH_SIZE] = {0x00}; char * fnameptr = filename; - uint8_t *lockbytes_t = NULL; - uint8_t lockbytes[2] = {0x00}; + uint8_t *lockbytes_t = NULL; + uint8_t lockbytes[2] = {0x00}; - uint8_t *lockbytes_t2 = NULL; - uint8_t lockbytes2[2] = {0x00}; + uint8_t *lockbytes_t2 = NULL; + uint8_t lockbytes2[2] = {0x00}; - bool bit[16] = {0x00}; + bool bit[16] = {0x00}; bool bit2[16] = {0x00}; - int i; - uint8_t BlockNo = 0; - int Pages = 16; + int i; + uint8_t BlockNo = 0; + int Pages = 16; bool tmplockbit = false; - uint8_t isOK = 0; - uint8_t *data = NULL; + uint8_t isOK = 0; + uint8_t *data = NULL; - char cmdp = param_getchar(Cmd, 0); + char cmdp = param_getchar(Cmd, 0); if (cmdp == 'h' || cmdp == 'H') { PrintAndLog("Reads all pages from Mifare Ultralight or Ultralight-C tag."); PrintAndLog("It saves binary dump into the file `filename.bin` or `cardUID.bin`"); PrintAndLog("Usage: hf mfu dump "); - PrintAndLog(" optional cardtype c == Ultralight-C, if not defaults to Ultralight"); + PrintAndLog(" optional cardtype c == Ultralight-C, Defaults to Ultralight"); PrintAndLog(" sample: hf mfu dump"); PrintAndLog(" : hf mfu dump myfile"); PrintAndLog(" : hf mfu dump c myfile"); @@ -238,20 +236,20 @@ int CmdHF14AMfUDump(const char *Cmd){ Pages = (cmdp == 'c' || cmdp == 'C') ? 44 : 16; PrintAndLog("Dumping Ultralight%s Card Data...", (Pages ==16)?"":"-C"); - - UsbCommand c = {CMD_MIFAREU_READCARD, {BlockNo,Pages}}; - SendCommand(&c); - UsbCommand resp; + + UsbCommand c = {CMD_MIFAREU_READCARD, {BlockNo,Pages}}; + SendCommand(&c); + UsbCommand resp; - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { isOK = resp.arg[0] & 0xff; - if (!isOK) { + if (!isOK) { PrintAndLog("Command error"); return 0; } data = resp.d.asBytes; } else { - PrintAndLog("Command execute timeout"); + PrintAndLog("Command execute time-out"); return 0; } @@ -282,7 +280,7 @@ int CmdHF14AMfUDump(const char *Cmd){ PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4)); continue; } - + switch(i){ case 3: tmplockbit = bit[4]; break; case 4: tmplockbit = bit[3]; break; @@ -336,33 +334,19 @@ int CmdHF14AMfUDump(const char *Cmd){ else len = param_getstr(Cmd,1,filename); - if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; + if (len > FILE_PATH_SIZE-5) len = FILE_PATH_SIZE-5; // user supplied filename? if (len < 1) { // UID = data 0-1-2 4-5-6-7 (skips a beat) - sprintf(fnameptr, "%02X", data[0]); - fnameptr += 2; - sprintf(fnameptr, "%02X", data[1]); - fnameptr += 2; - sprintf(fnameptr, "%02X", data[2]); - fnameptr += 2; - sprintf(fnameptr, "%02X", data[4]); - fnameptr += 2; - sprintf(fnameptr, "%02X", data[5]); - fnameptr += 2; - sprintf(fnameptr, "%02X", data[6]); - fnameptr += 2; - sprintf(fnameptr, "%02X", data[7]); - fnameptr += 2; + sprintf(fnameptr,"%02X%02X%02X%02X%02X%02X%02X.bin", + data[0],data[1], data[2], data[4],data[5],data[6], data[7]); } else { - fnameptr += len; + sprintf(fnameptr + len," .bin"); } - // add file extension - sprintf(fnameptr, ".bin"); if ((fout = fopen(filename,"wb")) == NULL) { PrintAndLog("Could not create file name %s", filename); @@ -372,16 +356,16 @@ int CmdHF14AMfUDump(const char *Cmd){ fclose(fout); PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename); - return 0; + return 0; } // Needed to Authenticate to Ultralight C tags void rol (uint8_t *data, const size_t len){ - uint8_t first = data[0]; - for (size_t i = 0; i < len-1; i++) { - data[i] = data[i+1]; - } - data[len-1] = first; + uint8_t first = data[0]; + for (size_t i = 0; i < len-1; i++) { + data[i] = data[i+1]; + } + data[len-1] = first; } //------------------------------------------------------------------------------- @@ -392,64 +376,55 @@ void rol (uint8_t *data, const size_t len){ // Ultralight C Authentication Demo {currently uses hard-coded key} // int CmdHF14AMfucAuth(const char *Cmd){ - - uint8_t blockNo = 0, keyNo = 0; - uint8_t e_RndB[8] = {0x00}; - uint32_t cuid = 0; - unsigned char RndARndB[16] = {0x00}; - uint8_t key[16] = {0x00}; - DES_cblock RndA, RndB; - DES_cblock iv; - DES_key_schedule ks1,ks2; - DES_cblock key1,key2; + + uint8_t default_keys[7][16] = { + { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key + { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes + { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F + { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key + { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 },// all ones + { 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF },// all FF + { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF } // 11 22 33 + }; char cmdp = param_getchar(Cmd, 0); - // - memset(iv, 0, 8); - - if (cmdp == 'h' || cmdp == 'H') { - PrintAndLog("Usage: hf mfu cauth k "); - PrintAndLog(" 1 = all zeros key"); - PrintAndLog(" 2 = 0x00-0x0F key"); - PrintAndLog(" 3 = nfc key"); - PrintAndLog(" 4 = all ones key"); - PrintAndLog(" defaults to 3DES standard key"); - PrintAndLog(" sample : hf mfu cauth k"); + + uint8_t keyNo = 0; + bool errors = false; + //Change key to user defined one + if (cmdp == 'k' || cmdp == 'K'){ + keyNo = param_get8(Cmd, 1); + if(keyNo > 6) errors = true; + } + + if (cmdp == 'h' || cmdp == 'H') { + errors = true; + } + + if (errors) { + PrintAndLog("Usage: hf mfu cauth k "); + PrintAndLog(" 0 (default): 3DES standard key"); + PrintAndLog(" 1 : all 0x00 key"); + PrintAndLog(" 2 : 0x00-0x0F key"); + PrintAndLog(" 3 : nfc key"); + PrintAndLog(" 4 : all 0x01 key"); + PrintAndLog(" 5 : all 0xff key"); + PrintAndLog(" 6 : 0x00-0xFF key"); + PrintAndLog("\n sample : hf mfu cauth k"); PrintAndLog(" : hf mfu cauth k 3"); - return 0; - } - - //Change key to user defined one - if (cmdp == 'k' || cmdp == 'K'){ + return 0; + } + + uint8_t random_a[8] = { 1,1,1,1,1,1,1,1 }; + //uint8_t enc_random_a[8] = { 0 }; + uint8_t random_b[8] = { 0 }; + uint8_t enc_random_b[8] = { 0 }; + uint8_t random_a_and_b[16] = { 0 }; + des3_context ctx = { 0 }; + uint8_t *key = default_keys[keyNo]; + uint8_t blockNo = 0; + uint32_t cuid = 0; - keyNo = param_get8(Cmd, 1); - - switch(keyNo){ - case 0: - memcpy(key,key1_blnk_data,16); - break; - case 1: - memcpy(key,key2_defa_data,16); - break; - case 2: - memcpy(key,key4_nfc_data,16); - break; - case 3: - memcpy(key,key5_ones_data,16); - break; - default: - memcpy(key,key3_3des_data,16); - break; - } - } else { - memcpy(key,key3_3des_data,16); - } - - memcpy(key1,key,8); - memcpy(key2,key+8,8); - DES_set_key((DES_cblock *)key1,&ks1); - DES_set_key((DES_cblock *)key2,&ks2); - //Auth1 UsbCommand c = {CMD_MIFAREUC_AUTH1, {blockNo}}; SendCommand(&c); @@ -460,32 +435,54 @@ int CmdHF14AMfucAuth(const char *Cmd){ uint8_t * data= resp.d.asBytes; if (isOK){ - PrintAndLog("enc(RndB):%s", sprint_hex(data+1, 8)); - memcpy(e_RndB,data+1,8); + memcpy(enc_random_b,data+1,8); } else { - return 2; // auth failed. + PrintAndLog("Auth failed"); + return 2; } } else { PrintAndLog("Command execute timeout"); return 1; } - - //Do crypto magic - DES_random_key(&RndA); - DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0); - PrintAndLog(" RndB:%s",sprint_hex(RndB, 8)); - PrintAndLog(" RndA:%s",sprint_hex(RndA, 8)); - rol(RndB,8); - memcpy(RndARndB,RndA,8); - memcpy(RndARndB+8,RndB,8); - PrintAndLog(" RA+B:%s",sprint_hex(RndARndB, 16)); - DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1); - PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16)); - - //Auth2 - UsbCommand d = {CMD_MIFAREUC_AUTH2, {cuid}}; - memcpy(d.d.asBytes,RndARndB, 16); - SendCommand(&d); + uint8_t iv[8] = { 0 }; + + PrintAndLog(" RndA :%s",sprint_hex(random_a, 8)); + PrintAndLog(" enc(RndB):%s",sprint_hex(enc_random_b, 8)); + + des3_set2key_dec(&ctx, key); + + des3_crypt_cbc(&ctx // des3_context *ctx + , DES_DECRYPT // int mode + , sizeof(random_b) // size_t length + , iv // unsigned char iv[8] + , enc_random_b // const unsigned char *input + , random_b // unsigned char *output + ); + + PrintAndLog(" RndB:%s",sprint_hex(random_b, 8)); + + rol(random_b,8); + memcpy(random_a_and_b ,random_a,8); + memcpy(random_a_and_b+8,random_b,8); + + PrintAndLog(" A+B:%s",sprint_hex(random_a_and_b, 16)); + + des3_set2key_enc(&ctx, key); + + des3_crypt_cbc(&ctx // des3_context *ctx + , DES_ENCRYPT // int mode + , sizeof(random_a_and_b) // size_t length + , enc_random_b // unsigned char iv[8] + , random_a_and_b // const unsigned char *input + , random_a_and_b // unsigned char *output + ); + + PrintAndLog("enc(A+B):%s",sprint_hex(random_a_and_b, 16)); + + //Auth2 + UsbCommand d = {CMD_MIFAREUC_AUTH2, {cuid}}; + memcpy(d.d.asBytes,random_a_and_b, 16); + SendCommand(&d); UsbCommand respb; if (WaitForResponseTimeout(CMD_ACK,&respb,1500)) { @@ -494,6 +491,23 @@ int CmdHF14AMfucAuth(const char *Cmd){ if (isOK){ PrintAndLog("enc(RndA'):%s", sprint_hex(data2+1, 8)); + + uint8_t foo[8] = { 0 }; + uint8_t bar[8] = { 0 }; + memcpy(foo, data2+1, 8); + des3_set2key_dec(&ctx, key); + + des3_crypt_cbc(&ctx // des3_context *ctx + , DES_DECRYPT // int mode + , 8 // size_t length + , enc_random_b // unsigned char iv[8] + , foo // const unsigned char *input + , bar // unsigned char *output + ); + + PrintAndLog("--> : %s : <-- Should be equal to our RndA",sprint_hex(bar, 8)); + + } else { return 2; } @@ -502,91 +516,204 @@ int CmdHF14AMfucAuth(const char *Cmd){ PrintAndLog("Command execute timeout"); return 1; } - return 0; + return 0; } +/** +A test function to validate that the polarssl-function works the same +was as the openssl-implementation. +Commented out, since it requires openssl + +int CmdTestDES(const char * cmd) +{ + uint8_t key[16] = {0x00}; + + memcpy(key,key3_3des_data,16); + DES_cblock RndA, RndB; + + PrintAndLog("----------OpenSSL DES implementation----------"); + { + uint8_t e_RndB[8] = {0x00}; + unsigned char RndARndB[16] = {0x00}; + + DES_cblock iv = { 0 }; + DES_key_schedule ks1,ks2; + DES_cblock key1,key2; + + memcpy(key,key3_3des_data,16); + memcpy(key1,key,8); + memcpy(key2,key+8,8); + + + DES_set_key((DES_cblock *)key1,&ks1); + DES_set_key((DES_cblock *)key2,&ks2); + + DES_random_key(&RndA); + PrintAndLog(" RndA:%s",sprint_hex(RndA, 8)); + PrintAndLog(" e_RndB:%s",sprint_hex(e_RndB, 8)); + //void DES_ede2_cbc_encrypt(const unsigned char *input, + // unsigned char *output, long length, DES_key_schedule *ks1, + // DES_key_schedule *ks2, DES_cblock *ivec, int enc); + DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0); + + PrintAndLog(" RndB:%s",sprint_hex(RndB, 8)); + rol(RndB,8); + memcpy(RndARndB,RndA,8); + memcpy(RndARndB+8,RndB,8); + PrintAndLog(" RA+B:%s",sprint_hex(RndARndB, 16)); + DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1); + PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16)); + } + PrintAndLog("----------PolarSSL implementation----------"); + { + uint8_t random_a[8] = { 0 }; + uint8_t enc_random_a[8] = { 0 }; + uint8_t random_b[8] = { 0 }; + uint8_t enc_random_b[8] = { 0 }; + uint8_t random_a_and_b[16] = { 0 }; + des3_context ctx = { 0 }; + + memcpy(random_a, RndA,8); + + uint8_t output[8] = { 0 }; + uint8_t iv[8] = { 0 }; + + PrintAndLog(" RndA :%s",sprint_hex(random_a, 8)); + PrintAndLog(" e_RndB:%s",sprint_hex(enc_random_b, 8)); + + des3_set2key_dec(&ctx, key); + + des3_crypt_cbc(&ctx // des3_context *ctx + , DES_DECRYPT // int mode + , sizeof(random_b) // size_t length + , iv // unsigned char iv[8] + , enc_random_b // const unsigned char *input + , random_b // unsigned char *output + ); + + PrintAndLog(" RndB:%s",sprint_hex(random_b, 8)); + + rol(random_b,8); + memcpy(random_a_and_b ,random_a,8); + memcpy(random_a_and_b+8,random_b,8); + + PrintAndLog(" RA+B:%s",sprint_hex(random_a_and_b, 16)); + + des3_set2key_enc(&ctx, key); + + des3_crypt_cbc(&ctx // des3_context *ctx + , DES_ENCRYPT // int mode + , sizeof(random_a_and_b) // size_t length + , enc_random_b // unsigned char iv[8] + , random_a_and_b // const unsigned char *input + , random_a_and_b // unsigned char *output + ); + + PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16)); + } + return 0; +} +**/ // // Ultralight C Read Single Block // int CmdHF14AMfUCRdBl(const char *Cmd) { - uint8_t blockNo = -1; - char cmdp = param_getchar(Cmd, 0); + UsbCommand resp; + bool hasPwd = FALSE; + uint8_t blockNo = -1; + unsigned char key[16]; + char cmdp = param_getchar(Cmd, 0); if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') { - PrintAndLog("Usage: hf mfu crdbl "); - PrintAndLog(" sample: hf mfu crdbl 0"); - return 0; - } - - blockNo = param_get8(Cmd, 0); + PrintAndLog("Usage: hf mfu crdbl "); + PrintAndLog(""); + PrintAndLog("sample: hf mfu crdbl 0"); + PrintAndLog(" hf mfu crdbl 0 112233445566778899AABBCCDDEEFF"); + return 0; + } + + blockNo = param_get8(Cmd, 0); if (blockNo < 0) { PrintAndLog("Wrong block number"); return 1; } - if (blockNo > MAX_ULTRAC_BLOCKS ){ - PrintAndLog("Error: Maximum number of readable blocks is 47 for Ultralight-C Cards!"); - return 1; - } + if (blockNo > MAX_ULTRAC_BLOCKS ){ + PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C"); + return 1; + } - PrintAndLog("--block no: 0x%02X (%d)", (int)blockNo, blockNo); + // key + if ( strlen(Cmd) > 3){ + if (param_gethex(Cmd, 1, key, 32)) { + PrintAndLog("Key must include %d HEX symbols", 32); + return 1; + } else { + hasPwd = TRUE; + } + } - //Read Block - UsbCommand e = {CMD_MIFAREU_READBL, {blockNo}}; - SendCommand(&e); - UsbCommand resp_c; - if (WaitForResponseTimeout(CMD_ACK,&resp_c,1500)) { - uint8_t isOK = resp_c.arg[0] & 0xff; - uint8_t *data = resp_c.d.asBytes; - - PrintAndLog("isOk: %02x", isOK); - if (isOK) - PrintAndLog("Data: %s", sprint_hex(data, 4)); - + //Read Block + UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}}; + if ( hasPwd ) { + c.arg[1] = 1; + memcpy(c.d.asBytes,key,16); + } + SendCommand(&c); + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + uint8_t isOK = resp.arg[0] & 0xff; + if (isOK) { + uint8_t *data = resp.d.asBytes; + PrintAndLog("Block: %0d (0x%02X) [ %s]", (int)blockNo, blockNo, sprint_hex(data, 4)); + } + else { + PrintAndLog("Failed reading block: (%02x)", isOK); + } } else { - PrintAndLog("Command execute timeout"); + PrintAndLog("Command execute time-out"); } - return 0; + return 0; } // // Mifare Ultralight C Write Single Block // int CmdHF14AMfUCWrBl(const char *Cmd){ - - uint8_t blockNo = -1; - bool chinese_card = FALSE; - uint8_t bldata[16] = {0x00}; - UsbCommand resp; + + uint8_t blockNo = -1; + bool chinese_card = FALSE; + uint8_t bldata[16] = {0x00}; + UsbCommand resp; - char cmdp = param_getchar(Cmd, 0); + char cmdp = param_getchar(Cmd, 0); if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') { - PrintAndLog("Usage: hf mfu cwrbl [w]"); + PrintAndLog("Usage: hf mfu cwrbl [w]"); PrintAndLog(" [block number]"); PrintAndLog(" [block data] - (8 hex symbols)"); PrintAndLog(" [w] - Chinese magic ultralight tag"); PrintAndLog(""); - PrintAndLog(" sample: hf mfu cwrbl 0 01020304"); + PrintAndLog(" sample: hf mfu cwrbl 0 01020304"); PrintAndLog(""); - return 0; - } + return 0; + } - blockNo = param_get8(Cmd, 0); - if (blockNo > MAX_ULTRAC_BLOCKS ){ - PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C Cards!"); - return 1; - } + blockNo = param_get8(Cmd, 0); + if (blockNo > MAX_ULTRAC_BLOCKS ){ + PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C Cards!"); + return 1; + } - if (param_gethex(Cmd, 1, bldata, 8)) { - PrintAndLog("Block data must include 8 HEX symbols"); - return 1; - } + if (param_gethex(Cmd, 1, bldata, 8)) { + PrintAndLog("Block data must include 8 HEX symbols"); + return 1; + } - if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) { - chinese_card = TRUE; - } + if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) { + chinese_card = TRUE; + } if ( blockNo <= 3 ) { if (!chinese_card){ @@ -605,45 +732,232 @@ int CmdHF14AMfUCWrBl(const char *Cmd){ } } } else { - PrintAndLog("--Block no : 0x%02x", 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"); - } + PrintAndLog("--Block no : 0x%02x", 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"); + } } return 0; } +// +// Mifare Ultralight C - Set password +// +int CmdHF14AMfucSetPwd(const char *Cmd){ + + uint8_t pwd[16] = {0x00}; + + char cmdp = param_getchar(Cmd, 0); + + if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: hf mfu setpwd "); + PrintAndLog(" [password] - (32 hex symbols)"); + PrintAndLog(""); + PrintAndLog("sample: hf mfu setpwd 000102030405060708090a0b0c0d0e0f"); + PrintAndLog(""); + return 0; + } + + if (param_gethex(Cmd, 0, pwd, 32)) { + PrintAndLog("Password must include 32 HEX symbols"); + return 1; + } + + UsbCommand c = {CMD_MIFAREUC_SETPWD}; + memcpy( c.d.asBytes, pwd, 16); + SendCommand(&c); + + UsbCommand resp; + + if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) { + if ( (resp.arg[0] & 0xff) == 1) + PrintAndLog("Ultralight-C new password: %s", sprint_hex(pwd,16)); + else{ + PrintAndLog("Failed writing at block %d", resp.arg[1] & 0xff); + return 1; + } + } + else { + PrintAndLog("command execution time out"); + return 1; + } + + return 0; +} + +// +// Mifare Ultraligh - Set UID +// +int CmdHF14AMfucSetUid(const char *Cmd){ + + uint8_t uid[7] = {0x00}; + char cmdp = param_getchar(Cmd, 0); + + if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: hf mfu setuid "); + PrintAndLog(" [uid] - (14 hex symbols)"); + PrintAndLog(""); + PrintAndLog("sample: hf mfu setuid 11223344556677"); + PrintAndLog(""); + return 0; + } + + if (param_gethex(Cmd, 0, uid, 14)) { + PrintAndLog("Password must include 14 HEX symbols"); + return 1; + } + + UsbCommand c = {CMD_MIFAREU_SETUID}; + memcpy( c.d.asBytes, uid, 14); + SendCommand(&c); + + UsbCommand resp; + if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) { + if ( (resp.arg[0] & 0xff) == 1) + PrintAndLog("New UID: %s", sprint_hex(uid,14)); + else{ + PrintAndLog("Failed writing new uid"); + return 1; + } + } + else { + PrintAndLog("command execution time out"); + return 1; + } + return 0; +} + +int CmdHF14AMfuGenDiverseKeys(const char *Cmd){ + + uint8_t iv[8] = { 0x00 }; + uint8_t block = 0x07; + + uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E }; + uint8_t mifarekeyA[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 }; + uint8_t mifarekeyB[] = { 0xB0,0xB1,0xB2,0xB3,0xB4,0xB5 }; + uint8_t dkeyA[8] = { 0x00 }; + uint8_t dkeyB[8] = { 0x00 }; + + uint8_t masterkey[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff }; + + uint8_t mix[8] = { 0x00 }; + uint8_t divkey[8] = { 0x00 }; + + memcpy(mix, mifarekeyA, 4); + + mix[4] = mifarekeyA[4] ^ uid[0]; + mix[5] = mifarekeyA[5] ^ uid[1]; + mix[6] = block ^ uid[2]; + mix[7] = uid[3]; + + des3_context ctx = { 0x00 }; + des3_set2key_enc(&ctx, masterkey); + + des3_crypt_cbc(&ctx // des3_context + , DES_ENCRYPT // int mode + , sizeof(mix) // length + , iv // iv[8] + , mix // input + , divkey // output + ); + + PrintAndLog("3DES version"); + PrintAndLog("Masterkey :\t %s", sprint_hex(masterkey,sizeof(masterkey))); + PrintAndLog("UID :\t %s", sprint_hex(uid, sizeof(uid))); + PrintAndLog("Sector :\t %0d", block); + PrintAndLog("Mifare key :\t %s", sprint_hex(mifarekeyA, sizeof(mifarekeyA))); + PrintAndLog("Message :\t %s", sprint_hex(mix, sizeof(mix))); + PrintAndLog("Diversified key: %s", sprint_hex(divkey+1, 6)); + + PrintAndLog("\n DES version"); + + for (int i=0; i < sizeof(mifarekeyA); ++i){ + dkeyA[i] = (mifarekeyA[i] << 1) & 0xff; + dkeyA[6] |= ((mifarekeyA[i] >> 7) & 1) << (i+1); + } + + for (int i=0; i < sizeof(mifarekeyB); ++i){ + dkeyB[1] |= ((mifarekeyB[i] >> 7) & 1) << (i+1); + dkeyB[2+i] = (mifarekeyB[i] << 1) & 0xff; + } + + uint8_t zeros[8] = {0x00}; + uint8_t newpwd[8] = {0x00}; + uint8_t dmkey[24] = {0x00}; + memcpy(dmkey, dkeyA, 8); + memcpy(dmkey+8, dkeyB, 8); + memcpy(dmkey+16, dkeyA, 8); + memset(iv, 0x00, 8); + + des3_set3key_enc(&ctx, dmkey); + + des3_crypt_cbc(&ctx // des3_context + , DES_ENCRYPT // int mode + , sizeof(newpwd) // length + , iv // iv[8] + , zeros // input + , newpwd // output + ); + + PrintAndLog("Mifare dkeyA :\t %s", sprint_hex(dkeyA, sizeof(dkeyA))); + PrintAndLog("Mifare dkeyB :\t %s", sprint_hex(dkeyB, sizeof(dkeyB))); + PrintAndLog("Mifare ABA :\t %s", sprint_hex(dmkey, sizeof(dmkey))); + PrintAndLog("Mifare Pwd :\t %s", sprint_hex(newpwd, sizeof(newpwd))); + + return 0; +} + +// static uint8_t * diversify_key(uint8_t * key){ + + // for(int i=0; i<16; i++){ + // if(i<=6) key[i]^=cuid[i]; + // if(i>6) key[i]^=cuid[i%7]; + // } + // return key; +// } + +// static void GenerateUIDe( uint8_t *uid, uint8_t len){ + // for (int i=0; i