git.zerfleddert.de Git - proxmark3-svn/blobdiff

// High frequency MIFARE commands\r

//-----------------------------------------------------------------------------\r

\r

// High frequency MIFARE commands\r

//-----------------------------------------------------------------------------\r

\r

-#include "cmdhfmf.h"\r

+#include <inttypes.h>\r

+#include <string.h>\r

+#include <stdio.h>\r

+#include <stdlib.h>\r

+#include <ctype.h>\r

+#include "proxmark3.h"\r

+#include "cmdmain.h"\r

+#include "util.h"\r

+#include "ui.h"\r

+#include "mifarehost.h"\r

+#include "mifare.h"\r

+#include "mfkey.h"\r

+\r

+#define NESTED_SECTOR_RETRY 10 // how often we try mfested() until we give up\r

+\r

\r

static int CmdHelp(const char *Cmd);\r

\r

static int CmdHelp(const char *Cmd);\r

\r

+\r

int CmdHF14AMifare(const char *Cmd)\r

{\r

int CmdHF14AMifare(const char *Cmd)\r

{\r

- uint32_t uid = 0;\r

- uint32_t nt = 0, nr = 0;\r

- uint64_t par_list = 0, ks_list = 0, r_key = 0;\r

- int16_t isOK = 0;\r

-\r

- UsbCommand c = {CMD_READER_MIFARE, {true, 0, 0}};\r

-\r

- // message\r

- printf("-------------------------------------------------------------------------\n");\r

- printf("Executing command. Expected execution time: 25sec on average :-)\n");\r

- printf("Press button on the proxmark3 device to abort both proxmark3 and client.\n");\r

- printf("-------------------------------------------------------------------------\n");\r

-\r

- \r

-start:\r

- clearCommandBuffer();\r

- SendCommand(&c);\r

- \r

- //flush queue\r

- while (ukbhit()) getchar();\r

+ int isOK = 0;\r

+ uint64_t key = 0;\r

\r

- // wait cycle\r

- while (true) {\r

- printf(".");\r

- fflush(stdout);\r

- if (ukbhit()) {\r

- getchar();\r

- printf("\naborted via keyboard!\n");\r

- break;\r

- }\r

- \r

- UsbCommand resp;\r

- if (WaitForResponseTimeout(CMD_ACK, &resp, 1000)) {\r

- isOK = resp.arg[0];\r

- uid = (uint32_t)bytes_to_num(resp.d.asBytes + 0, 4);\r

- nt = (uint32_t)bytes_to_num(resp.d.asBytes + 4, 4);\r

- par_list = bytes_to_num(resp.d.asBytes + 8, 8);\r

- ks_list = bytes_to_num(resp.d.asBytes + 16, 8);\r

- nr = bytes_to_num(resp.d.asBytes + 24, 4);\r

- printf("\n\n");\r

- switch (isOK) {\r

- case -1 : PrintAndLog("Button pressed. Aborted.\n"); break;\r

- case -2 : PrintAndLog("Card is not vulnerable to Darkside attack (doesn't send NACK on authentication requests).\n"); break;\r

- case -3 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator is not predictable).\n"); break;\r

- default: ;\r

- }\r

- break;\r

- }\r

- } \r

-\r

- printf("\n");\r

- \r

- // error\r

- if (isOK != 1) return 1;\r

- \r

- // execute original function from util nonce2key\r

- if (nonce2key(uid, nt, nr, par_list, ks_list, &r_key)) {\r

- isOK = 2;\r

- PrintAndLog("Key not found (lfsr_common_prefix list is null). Nt=%08x", nt); \r

- PrintAndLog("Failing is expected to happen in 25%% of all cases. Trying again with a different reader nonce...");\r

- c.arg[0] = false;\r

- goto start;\r

- } else {\r

- isOK = 0;\r

- printf("------------------------------------------------------------------\n");\r

- PrintAndLog("Found valid key:%012"llx" \n", r_key);\r

+ isOK = mfDarkside(&key);\r

+ switch (isOK) {\r

+ case -1 : PrintAndLog("Button pressed. Aborted."); return 1;\r

+ case -2 : PrintAndLog("Card is not vulnerable to Darkside attack (doesn't send NACK on authentication requests)."); return 1;\r

+ case -3 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator is not predictable)."); return 1;\r

+ case -4 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator seems to be based on the wellknown");\r

+ PrintAndLog("generating polynomial with 16 effective bits only, but shows unexpected behaviour."); return 1;\r

+ case -5 : PrintAndLog("Aborted via keyboard."); return 1;\r

+ default : PrintAndLog("Found valid key:%012" PRIx64 "\n", key);\r

}\r

\r

PrintAndLog("");\r

return 0;\r

}\r

\r

}\r

\r

PrintAndLog("");\r

return 0;\r

}\r

\r

+\r

int CmdHF14AMfWrBl(const char *Cmd)\r

{\r

uint8_t blockNo = 0;\r

int CmdHF14AMfWrBl(const char *Cmd)\r

{\r

uint8_t blockNo = 0;\r

\r

// Read keys A from file\r

for (sectorNo=0; sectorNo<numSectors; sectorNo++) {\r

\r

// Read keys A from file\r

for (sectorNo=0; sectorNo<numSectors; sectorNo++) {\r

- if (fread( keyA[sectorNo], 1, 6, fin ) == 0) {\r

+ size_t bytes_read = fread(keyA[sectorNo], 1, 6, fin);\r

+ if (bytes_read != 6) {\r

PrintAndLog("File reading error.");\r

fclose(fin);\r

return 2;\r

PrintAndLog("File reading error.");\r

fclose(fin);\r

return 2;\r

\r

// Read keys B from file\r

for (sectorNo=0; sectorNo<numSectors; sectorNo++) {\r

\r

// Read keys B from file\r

for (sectorNo=0; sectorNo<numSectors; sectorNo++) {\r

- if (fread( keyB[sectorNo], 1, 6, fin ) == 0) {\r

+ size_t bytes_read = fread(keyB[sectorNo], 1, 6, fin);\r

+ if (bytes_read != 6) {\r

PrintAndLog("File reading error.");\r

fclose(fin);\r

return 2;\r

PrintAndLog("File reading error.");\r

fclose(fin);\r

return 2;\r

PrintAndLog("|-----------------------------------------|");\r

PrintAndLog("|------ Reading sector access bits...-----|");\r

PrintAndLog("|-----------------------------------------|");\r

PrintAndLog("|------ Reading sector access bits...-----|");\r

PrintAndLog("|-----------------------------------------|");\r

- \r

+ uint8_t tries = 0;\r

for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {\r

- UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};\r

- memcpy(c.d.asBytes, keyA[sectorNo], 6);\r

- SendCommand(&c);\r

+ for (tries = 0; tries < 3; tries++) { \r

+ UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};\r

+ memcpy(c.d.asBytes, keyA[sectorNo], 6);\r

+ SendCommand(&c);\r

\r

- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r

- uint8_t isOK = resp.arg[0] & 0xff;\r

- uint8_t *data = resp.d.asBytes;\r

- if (isOK){\r

- rights[sectorNo][0] = ((data[7] & 0x10)>>2) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>4); // C1C2C3 for data area 0\r

- rights[sectorNo][1] = ((data[7] & 0x20)>>3) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>5); // C1C2C3 for data area 1\r

- rights[sectorNo][2] = ((data[7] & 0x40)>>4) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>6); // C1C2C3 for data area 2\r

- rights[sectorNo][3] = ((data[7] & 0x80)>>5) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>7); // C1C2C3 for sector trailer\r

+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r

+ uint8_t isOK = resp.arg[0] & 0xff;\r

+ uint8_t *data = resp.d.asBytes;\r

+ if (isOK){\r

+ rights[sectorNo][0] = ((data[7] & 0x10)>>2) | ((data[8] & 0x1)<<1) | ((data[8] & 0x10)>>4); // C1C2C3 for data area 0\r

+ rights[sectorNo][1] = ((data[7] & 0x20)>>3) | ((data[8] & 0x2)<<0) | ((data[8] & 0x20)>>5); // C1C2C3 for data area 1\r

+ rights[sectorNo][2] = ((data[7] & 0x40)>>4) | ((data[8] & 0x4)>>1) | ((data[8] & 0x40)>>6); // C1C2C3 for data area 2\r

+ rights[sectorNo][3] = ((data[7] & 0x80)>>5) | ((data[8] & 0x8)>>2) | ((data[8] & 0x80)>>7); // C1C2C3 for sector trailer\r

+ break;\r

+ } else if (tries == 2) { // on last try set defaults\r

+ PrintAndLog("Could not get access rights for sector %2d. Trying with defaults...", sectorNo);\r

+ rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;\r

+ rights[sectorNo][3] = 0x01;\r

+ }\r

} else {\r

- PrintAndLog("Could not get access rights for sector %2d. Trying with defaults...", sectorNo);\r

+ PrintAndLog("Command execute timeout when trying to read access rights for sector %2d. Trying with defaults...", sectorNo);\r

rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;\r

rights[sectorNo][3] = 0x01;\r

}\r

rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;\r

rights[sectorNo][3] = 0x01;\r

}\r

- } else {\r

- PrintAndLog("Command execute timeout when trying to read access rights for sector %2d. Trying with defaults...", sectorNo);\r

- rights[sectorNo][0] = rights[sectorNo][1] = rights[sectorNo][2] = 0x00;\r

- rights[sectorNo][3] = 0x01;\r

}\r

\r

}\r

\r

for (sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {\r

for (blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r

bool received = false;\r

for (sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {\r

for (blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r

bool received = false;\r

- \r

- if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. At least the Access Conditions can always be read with key A. \r

- UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};\r

- memcpy(c.d.asBytes, keyA[sectorNo], 6);\r

- SendCommand(&c);\r

- received = WaitForResponseTimeout(CMD_ACK,&resp,1500);\r

- } else { // data block. Check if it can be read with key A or key B\r

- uint8_t data_area = sectorNo<32?blockNo:blockNo/5;\r

- if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) { // only key B would work\r

- UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};\r

- memcpy(c.d.asBytes, keyB[sectorNo], 6);\r

- SendCommand(&c);\r

- received = WaitForResponseTimeout(CMD_ACK,&resp,1500);\r

- } else if (rights[sectorNo][data_area] == 0x07) { // no key would work\r

- isOK = false;\r

- PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);\r

- } else { // key A would work\r

+ for (tries = 0; tries < 3; tries++) { \r

+ if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. At least the Access Conditions can always be read with key A. \r

UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};\r

memcpy(c.d.asBytes, keyA[sectorNo], 6);\r

SendCommand(&c);\r

received = WaitForResponseTimeout(CMD_ACK,&resp,1500);\r

UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};\r

memcpy(c.d.asBytes, keyA[sectorNo], 6);\r

SendCommand(&c);\r

received = WaitForResponseTimeout(CMD_ACK,&resp,1500);\r

+ } else { // data block. Check if it can be read with key A or key B\r

+ uint8_t data_area = sectorNo<32?blockNo:blockNo/5;\r

+ if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) { // only key B would work\r

+ UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};\r

+ memcpy(c.d.asBytes, keyB[sectorNo], 6);\r

+ SendCommand(&c);\r

+ received = WaitForResponseTimeout(CMD_ACK,&resp,1500);\r

+ } else if (rights[sectorNo][data_area] == 0x07) { // no key would work\r

+ isOK = false;\r

+ PrintAndLog("Access rights do not allow reading of sector %2d block %3d", sectorNo, blockNo);\r

+ tries = 2;\r

+ } else { // key A would work\r

+ UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};\r

+ memcpy(c.d.asBytes, keyA[sectorNo], 6);\r

+ SendCommand(&c);\r

+ received = WaitForResponseTimeout(CMD_ACK,&resp,1500);\r

+ }\r

+ if (received) {\r

+ isOK = resp.arg[0] & 0xff;\r

+ if (isOK) break;\r

}\r

\r

}\r

\r

}\r

\r

for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {\r

}\r

\r

for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {\r

- if (fread(keyA[sectorNo], 1, 6, fkeys) == 0) {\r

+ size_t bytes_read = fread(keyA[sectorNo], 1, 6, fkeys);\r

+ if (bytes_read != 6) {\r

PrintAndLog("File reading error (dumpkeys.bin).");\r

-\r

fclose(fkeys);\r

return 2;\r

}\r

\r

for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {\r

fclose(fkeys);\r

return 2;\r

}\r

\r

for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {\r

- if (fread(keyB[sectorNo], 1, 6, fkeys) == 0) {\r

+ size_t bytes_read = fread(keyB[sectorNo], 1, 6, fkeys);\r

+ if (bytes_read != 6) {\r

PrintAndLog("File reading error (dumpkeys.bin).");\r

fclose(fkeys);\r

return 2;\r

PrintAndLog("File reading error (dumpkeys.bin).");\r

fclose(fkeys);\r

return 2;\r

UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};\r

memcpy(c.d.asBytes, key, 6);\r

\r

UsbCommand c = {CMD_MIFARE_WRITEBL, {FirstBlockOfSector(sectorNo) + blockNo, keyType, 0}};\r

memcpy(c.d.asBytes, key, 6);\r

\r

- if (fread(bldata, 1, 16, fdump) == 0) {\r

+ size_t bytes_read = fread(bldata, 1, 16, fdump);\r

+ if (bytes_read != 16) {\r

PrintAndLog("File reading error (dumpdata.bin).");\r

fclose(fdump);\r

return 2;\r

PrintAndLog("File reading error (dumpdata.bin).");\r

fclose(fdump);\r

return 2;\r

return 0;\r

}\r

\r

return 0;\r

}\r

\r

+\r

+typedef struct {\r

+ uint64_t Key[2];\r

+ int foundKey[2];\r

+} sector_t;\r

+\r

int CmdHF14AMfNested(const char *Cmd)\r

{\r

int i, j, res, iterations;\r

int CmdHF14AMfNested(const char *Cmd)\r

{\r

int i, j, res, iterations;\r

- sector *e_sector = NULL;\r

+ sector_t *e_sector = NULL;\r

uint8_t blockNo = 0;\r

uint8_t keyType = 0;\r

uint8_t trgBlockNo = 0;\r

uint8_t blockNo = 0;\r

uint8_t keyType = 0;\r

uint8_t trgBlockNo = 0;\r

}\r

key64 = bytes_to_num(keyBlock, 6);\r

if (key64) {\r

}\r

key64 = bytes_to_num(keyBlock, 6);\r

if (key64) {\r

- PrintAndLog("Found valid key:%012"llx, key64);\r

+ PrintAndLog("Found valid key:%012" PRIx64, key64);\r

\r

// transfer key to the emulator\r

if (transferToEml) {\r

\r

// transfer key to the emulator\r

if (transferToEml) {\r

}\r

else { // ------------------------------------ multiple sectors working\r

}\r

else { // ------------------------------------ multiple sectors working\r

- clock_t time1;\r

- time1 = clock();\r

+ uint64_t msclock1;\r

+ msclock1 = msclock();\r

\r

- e_sector = calloc(SectorsCnt, sizeof(sector));\r

+ e_sector = calloc(SectorsCnt, sizeof(sector_t));\r

if (e_sector == NULL) return 1;\r

\r

//test current key and additional standard keys first\r

if (e_sector == NULL) return 1;\r

\r

//test current key and additional standard keys first\r

\r

key64 = bytes_to_num(keyBlock, 6);\r

if (key64) {\r

\r

key64 = bytes_to_num(keyBlock, 6);\r

if (key64) {\r

- PrintAndLog("Found valid key:%012"llx, key64);\r

+ PrintAndLog("Found valid key:%012" PRIx64, key64);\r

e_sector[sectorNo].foundKey[trgKeyType] = 1;\r

e_sector[sectorNo].Key[trgKeyType] = key64;\r

}\r

e_sector[sectorNo].foundKey[trgKeyType] = 1;\r

e_sector[sectorNo].Key[trgKeyType] = key64;\r

}\r

\r

}\r

\r

- printf("Time in nested: %1.3f (%1.3f sec per key)\n\n", ((float)clock() - time1)/CLOCKS_PER_SEC, ((float)clock() - time1)/iterations/CLOCKS_PER_SEC);\r

+ printf("Time in nested: %1.3f (%1.3f sec per key)\n\n", ((float)(msclock() - msclock1))/1000.0, ((float)(msclock() - msclock1))/iterations/1000.0);\r

\r

PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);\r

//print them\r

\r

PrintAndLog("-----------------------------------------------\nIterations count: %d\n\n", iterations);\r

//print them\r

PrintAndLog("|sec|key A |res|key B |res|");\r

PrintAndLog("|---|----------------|---|----------------|---|");\r

for (i = 0; i < SectorsCnt; i++) {\r

PrintAndLog("|sec|key A |res|key B |res|");\r

PrintAndLog("|---|----------------|---|----------------|---|");\r

for (i = 0; i < SectorsCnt; i++) {\r

- PrintAndLog("|%03d| %012"llx" | %d | %012"llx" | %d |", i,\r

+ PrintAndLog("|%03d| %012" PRIx64 " | %d | %012" PRIx64 " | %d |", i,\r

e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);\r

}\r

PrintAndLog("|---|----------------|---|----------------|---|");\r

e_sector[i].Key[0], e_sector[i].foundKey[0], e_sector[i].Key[1], e_sector[i].foundKey[1]);\r

}\r

PrintAndLog("|---|----------------|---|----------------|---|");\r

if (!p) {\r

PrintAndLog("Cannot allocate memory for defKeys");\r

free(keyBlock);\r

if (!p) {\r

PrintAndLog("Cannot allocate memory for defKeys");\r

free(keyBlock);\r

+ fclose(f);\r

return 2;\r

}\r

keyBlock = p;\r

}\r

memset(keyBlock + 6 * keycnt, 0, 6);\r

num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);\r

return 2;\r

}\r

keyBlock = p;\r

}\r

memset(keyBlock + 6 * keycnt, 0, 6);\r

num_to_bytes(strtoll(buf, NULL, 16), 6, keyBlock + 6*keycnt);\r

- PrintAndLog("chk custom key[%2d] %012"llx, keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));\r

+ PrintAndLog("chk custom key[%2d] %012" PRIx64 , keycnt, bytes_to_num(keyBlock + 6*keycnt, 6));\r

keycnt++;\r

memset(buf, 0, sizeof(buf));\r

}\r

keycnt++;\r

memset(buf, 0, sizeof(buf));\r

}\r

res = mfCheckKeys(b, t, true, size, &keyBlock[6*c], &key64);\r

if (res != 1) {\r

if (!res) {\r

res = mfCheckKeys(b, t, true, size, &keyBlock[6*c], &key64);\r

if (res != 1) {\r

if (!res) {\r

- PrintAndLog("Found valid key:[%012"llx"]",key64);\r

+ PrintAndLog("Found valid key:[%012" PRIx64 "]",key64);\r

num_to_bytes(key64, 6, foundKey[t][i]);\r

validKey[t][i] = true;\r

} \r

num_to_bytes(key64, 6, foundKey[t][i]);\r

validKey[t][i] = true;\r

} \r

return 0;\r

}\r

\r

return 0;\r

}\r

\r

-int CmdHF14AMf1kSim(const char *Cmd)\r

-{\r

- uint8_t uid[7] = {0, 0, 0, 0, 0, 0, 0};\r

+void readerAttack(nonces_t ar_resp[], bool setEmulatorMem, bool doStandardAttack) {\r

+ #define ATTACK_KEY_COUNT 8 // keep same as define in iso14443a.c -> Mifare1ksim()\r

+ uint64_t key = 0;\r

+ typedef struct {\r

+ uint64_t keyA;\r

+ uint64_t keyB;\r

+ } st_t;\r

+ st_t sector_trailer[ATTACK_KEY_COUNT];\r

+ memset(sector_trailer, 0x00, sizeof(sector_trailer));\r

+\r

+ uint8_t stSector[ATTACK_KEY_COUNT];\r

+ memset(stSector, 0x00, sizeof(stSector));\r

+ uint8_t key_cnt[ATTACK_KEY_COUNT];\r

+ memset(key_cnt, 0x00, sizeof(key_cnt));\r

+\r

+ for (uint8_t i = 0; i<ATTACK_KEY_COUNT; i++) {\r

+ if (ar_resp[i].ar2 > 0) {\r

+ //PrintAndLog("DEBUG: Trying sector %d, cuid %08x, nt %08x, ar %08x, nr %08x, ar2 %08x, nr2 %08x",ar_resp[i].sector, ar_resp[i].cuid,ar_resp[i].nonce,ar_resp[i].ar,ar_resp[i].nr,ar_resp[i].ar2,ar_resp[i].nr2);\r

+ if (doStandardAttack && mfkey32(ar_resp[i], &key)) {\r

+ PrintAndLog(" Found Key%s for sector %02d: [%04x%08x]", (ar_resp[i].keytype) ? "B" : "A", ar_resp[i].sector, (uint32_t) (key>>32), (uint32_t) (key &0xFFFFFFFF));\r

+\r

+ for (uint8_t ii = 0; ii<ATTACK_KEY_COUNT; ii++) {\r

+ if (key_cnt[ii]==0 || stSector[ii]==ar_resp[i].sector) {\r

+ if (ar_resp[i].keytype==0) {\r

+ //keyA\r

+ sector_trailer[ii].keyA = key;\r

+ stSector[ii] = ar_resp[i].sector;\r

+ key_cnt[ii]++;\r

+ break;\r

+ } else {\r

+ //keyB\r

+ sector_trailer[ii].keyB = key;\r

+ stSector[ii] = ar_resp[i].sector;\r

+ key_cnt[ii]++;\r

+ break;\r

+ }\r

+ } else if (mfkey32_moebius(ar_resp[i+ATTACK_KEY_COUNT], &key)) {\r

+ uint8_t sectorNum = ar_resp[i+ATTACK_KEY_COUNT].sector;\r

+ uint8_t keyType = ar_resp[i+ATTACK_KEY_COUNT].keytype;\r

+\r

+ PrintAndLog("M-Found Key%s for sector %02d: [%012" PRIx64 "]"\r

+ , keyType ? "B" : "A"\r

+ , sectorNum\r

+ , key\r

+ );\r

+\r

+ for (uint8_t ii = 0; ii<ATTACK_KEY_COUNT; ii++) {\r

+ if (key_cnt[ii]==0 || stSector[ii]==sectorNum) {\r

+ if (keyType==0) {\r

+ //keyA\r

+ sector_trailer[ii].keyA = key;\r

+ stSector[ii] = sectorNum;\r

+ key_cnt[ii]++;\r

+ break;\r

+ } else {\r

+ //keyB\r

+ sector_trailer[ii].keyB = key;\r

+ stSector[ii] = sectorNum;\r

+ key_cnt[ii]++;\r

+ break;\r

+ }\r

+ continue;\r

+ }\r

+ //set emulator memory for keys\r

+ if (setEmulatorMem) {\r

+ for (uint8_t i = 0; i<ATTACK_KEY_COUNT; i++) {\r

+ if (key_cnt[i]>0) {\r

+ uint8_t memBlock[16];\r

+ memset(memBlock, 0x00, sizeof(memBlock));\r

+ char cmd1[36];\r

+ memset(cmd1,0x00,sizeof(cmd1));\r

+ snprintf(cmd1,sizeof(cmd1),"%04x%08xFF078069%04x%08x",(uint32_t) (sector_trailer[i].keyA>>32), (uint32_t) (sector_trailer[i].keyA &0xFFFFFFFF),(uint32_t) (sector_trailer[i].keyB>>32), (uint32_t) (sector_trailer[i].keyB &0xFFFFFFFF));\r

+ PrintAndLog("Setting Emulator Memory Block %02d: [%s]",stSector[i]*4+3, cmd1);\r

+ if (param_gethex(cmd1, 0, memBlock, 32)) {\r

+ PrintAndLog("block data must include 32 HEX symbols");\r

+ return;\r

+ }\r

+ \r

+ UsbCommand c = {CMD_MIFARE_EML_MEMSET, {(stSector[i]*4+3), 1, 0}};\r

+ memcpy(c.d.asBytes, memBlock, 16);\r

+ clearCommandBuffer();\r

+ SendCommand(&c); \r

+ }\r

+ /*\r

+ //un-comment to use as well moebius attack\r

+ for (uint8_t i = ATTACK_KEY_COUNT; i<ATTACK_KEY_COUNT*2; i++) {\r

+ if (ar_resp[i].ar2 > 0) {\r

+ if (tryMfk32_moebius(ar_resp[i], &key)) {\r

+ PrintAndLog("M-Found Key%s for sector %02d: [%04x%08x]", (ar_resp[i].keytype) ? "B" : "A", ar_resp[i].sector, (uint32_t) (key>>32), (uint32_t) (key &0xFFFFFFFF));\r

+ }\r

+ }*/\r

+}\r

+\r

+int usage_hf14_mf1ksim(void) {\r

+ PrintAndLog("Usage: hf mf sim h u <uid (8, 14, or 20 hex symbols)> n <numreads> i x");\r

+ PrintAndLog("options:");\r

+ PrintAndLog(" h this help");\r

+ PrintAndLog(" u (Optional) UID 4,7 or 10 bytes. If not specified, the UID 4B from emulator memory will be used");\r

+ PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");\r

+ PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");\r

+ PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");\r

+ PrintAndLog(" e (Optional) set keys found from 'reader attack' to emulator memory (implies x and i)");\r

+ PrintAndLog(" f (Optional) get UIDs to use for 'reader attack' from file 'f <filename.txt>' (implies x and i)");\r

+ PrintAndLog(" r (Optional) Generate random nonces instead of sequential nonces. Standard reader attack won't work with this option, only moebius attack works.");\r

+ PrintAndLog("samples:");\r

+ PrintAndLog(" hf mf sim u 0a0a0a0a");\r

+ PrintAndLog(" hf mf sim u 11223344556677");\r

+ PrintAndLog(" hf mf sim u 112233445566778899AA");\r

+ PrintAndLog(" hf mf sim f uids.txt");\r

+ PrintAndLog(" hf mf sim u 0a0a0a0a e");\r

+ \r

+ return 0;\r

+}\r

+\r

+int CmdHF14AMf1kSim(const char *Cmd) {\r

+ UsbCommand resp;\r

+ uint8_t uid[10] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};\r

uint8_t exitAfterNReads = 0;\r

uint8_t flags = 0;\r

uint8_t exitAfterNReads = 0;\r

uint8_t flags = 0;\r

-\r

- uint8_t cmdp = param_getchar(Cmd, 0);\r

- \r

- if (cmdp == 'h' || cmdp == 'H') {\r

- PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");\r

- PrintAndLog(" h this help");\r

- PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used");\r

- PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");\r

- PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");\r

- PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");\r

- PrintAndLog("");\r

- PrintAndLog(" sample: hf mf sim u 0a0a0a0a ");\r

- return 0;\r

- }\r

+ int uidlen = 0;\r

uint8_t pnr = 0;\r

- if (param_getchar(Cmd, pnr) == 'u') {\r

- if(param_gethex(Cmd, pnr+1, uid, 8) == 0)\r

- {\r

- flags |= FLAG_4B_UID_IN_DATA; // UID from packet\r

- } else if(param_gethex(Cmd,pnr+1,uid,14) == 0) {\r

- flags |= FLAG_7B_UID_IN_DATA;// UID from packet\r

- } else {\r

- PrintAndLog("UID, if specified, must include 8 or 14 HEX symbols");\r

- return 1;\r

+ bool setEmulatorMem = false;\r

+ bool attackFromFile = false;\r

+ FILE *f;\r

+ char filename[FILE_PATH_SIZE];\r

+ memset(filename, 0x00, sizeof(filename));\r

+ int len = 0;\r

+ char buf[64];\r

+\r

+ uint8_t cmdp = 0;\r

+ bool errors = false;\r

+\r

+ while(param_getchar(Cmd, cmdp) != 0x00) {\r

+ switch(param_getchar(Cmd, cmdp)) {\r

+ case 'e':\r

+ case 'E':\r

+ setEmulatorMem = true;\r

+ //implies x and i\r

+ flags |= FLAG_INTERACTIVE;\r

+ flags |= FLAG_NR_AR_ATTACK;\r

+ cmdp++;\r

+ break;\r

+ case 'f':\r

+ case 'F':\r

+ len = param_getstr(Cmd, cmdp+1, filename);\r

+ if (len < 1) {\r

+ PrintAndLog("error no filename found");\r

+ return 0;\r

+ }\r

+ attackFromFile = true;\r

+ //implies x and i\r

+ flags |= FLAG_INTERACTIVE;\r

+ flags |= FLAG_NR_AR_ATTACK;\r

+ cmdp += 2;\r

+ break;\r

+ case 'h':\r

+ case 'H':\r

+ return usage_hf14_mf1ksim();\r

+ case 'i':\r

+ case 'I':\r

+ flags |= FLAG_INTERACTIVE;\r

+ cmdp++;\r

+ break;\r

+ case 'n':\r

+ case 'N':\r

+ exitAfterNReads = param_get8(Cmd, pnr+1);\r

+ cmdp += 2;\r

+ break;\r

+ case 'r':\r

+ case 'R':\r

+ flags |= FLAG_RANDOM_NONCE;\r

+ cmdp++;\r

+ break;\r

+ case 'u':\r

+ case 'U':\r

+ param_gethex_ex(Cmd, cmdp+1, uid, &uidlen);\r

+ switch(uidlen) {\r

+ case 20: flags = FLAG_10B_UID_IN_DATA; break; //not complete\r

+ case 14: flags = FLAG_7B_UID_IN_DATA; break;\r

+ case 8: flags = FLAG_4B_UID_IN_DATA; break;\r

+ default: return usage_hf14_mf1ksim();\r

+ }\r

+ cmdp += 2;\r

+ break;\r

+ case 'x':\r

+ case 'X':\r

+ flags |= FLAG_NR_AR_ATTACK;\r

+ cmdp++;\r

+ break;\r

+ default:\r

+ PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r

+ errors = true;\r

+ break;\r

}\r

- pnr +=2;\r

- }\r

- if (param_getchar(Cmd, pnr) == 'n') {\r

- exitAfterNReads = param_get8(Cmd,pnr+1);\r

- pnr += 2;\r

- }\r

- if (param_getchar(Cmd, pnr) == 'i' ) {\r

- //Using a flag to signal interactiveness, least significant bit\r

- flags |= FLAG_INTERACTIVE;\r

- pnr++;\r

+ if(errors) break;\r

}\r

+ //Validations\r

+ if(errors) return usage_hf14_mf1ksim();\r

\r

- if (param_getchar(Cmd, pnr) == 'x' ) {\r

- //Using a flag to signal interactiveness, least significant bit\r

- flags |= FLAG_NR_AR_ATTACK;\r

- }\r

- PrintAndLog(" uid:%s, numreads:%d, flags:%d (0x%02x) ",\r

- flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):\r

- flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): "N/A"\r

- , exitAfterNReads, flags,flags);\r

+ //get uid from file\r

+ if (attackFromFile) {\r

+ int count = 0;\r

+ // open file\r

+ f = fopen(filename, "r");\r

+ if (f == NULL) {\r

+ PrintAndLog("File %s not found or locked", filename);\r

+ return 1;\r

+ }\r

+ PrintAndLog("Loading file and simulating. Press keyboard to abort");\r

+ while(!feof(f) && !ukbhit()){\r

+ memset(buf, 0, sizeof(buf));\r

+ memset(uid, 0, sizeof(uid));\r

\r

+ if (fgets(buf, sizeof(buf), f) == NULL) { \r

+ if (count > 0) break;\r

+ \r

+ PrintAndLog("File reading error.");\r

+ fclose(f);\r

+ return 2;\r

+ }\r

+ if(!strlen(buf) && feof(f)) break;\r

+\r

+ uidlen = strlen(buf)-1;\r

+ switch(uidlen) {\r

+ case 20: flags |= FLAG_10B_UID_IN_DATA; break; //not complete\r

+ case 14: flags |= FLAG_7B_UID_IN_DATA; break;\r

+ case 8: flags |= FLAG_4B_UID_IN_DATA; break;\r

+ default: \r

+ PrintAndLog("uid in file wrong length at %d (length: %d) [%s]",count, uidlen, buf);\r

+ fclose(f);\r

+ return 2;\r

+ }\r

\r

- UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};\r

- memcpy(c.d.asBytes, uid, sizeof(uid));\r

- SendCommand(&c);\r

+ for (uint8_t i = 0; i < uidlen; i += 2) {\r

+ sscanf(&buf[i], "%02x", (unsigned int *)&uid[i / 2]);\r

+ }\r

+ \r

+ PrintAndLog("mf 1k sim uid: %s, numreads:%d, flags:%d (0x%02x) - press button to abort",\r

+ flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):\r

+ flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): \r

+ flags & FLAG_10B_UID_IN_DATA ? sprint_hex(uid,10): "N/A"\r

+ , exitAfterNReads, flags, flags);\r

+\r

+ UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};\r

+ memcpy(c.d.asBytes, uid, sizeof(uid));\r

+ clearCommandBuffer();\r

+ SendCommand(&c);\r

\r

- if(flags & FLAG_INTERACTIVE)\r

- {\r

- UsbCommand resp;\r

- PrintAndLog("Press pm3-button to abort simulation");\r

- while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r

- //We're waiting only 1.5 s at a time, otherwise we get the\r

- // annoying message about "Waiting for a response... "\r

+ while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r

+ //We're waiting only 1.5 s at a time, otherwise we get the\r

+ // annoying message about "Waiting for a response... "\r

+ }\r

+ //got a response\r

+ nonces_t ar_resp[ATTACK_KEY_COUNT*2];\r

+ memcpy(ar_resp, resp.d.asBytes, sizeof(ar_resp));\r

+ // We can skip the standard attack if we have RANDOM_NONCE set.\r

+ readerAttack(ar_resp, setEmulatorMem, !(flags & FLAG_RANDOM_NONCE));\r

+ if ((bool)resp.arg[1]) {\r

+ PrintAndLog("Device button pressed - quitting");\r

+ fclose(f);\r

+ return 4;\r

+ }\r

+ count++;\r

+ }\r

+ fclose(f);\r

+ } else { //not from file\r

+\r

+ PrintAndLog("mf 1k sim uid: %s, numreads:%d, flags:%d (0x%02x) ",\r

+ flags & FLAG_4B_UID_IN_DATA ? sprint_hex(uid,4):\r

+ flags & FLAG_7B_UID_IN_DATA ? sprint_hex(uid,7): \r

+ flags & FLAG_10B_UID_IN_DATA ? sprint_hex(uid,10): "N/A"\r

+ , exitAfterNReads, flags, flags);\r

+\r

+ UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};\r

+ memcpy(c.d.asBytes, uid, sizeof(uid));\r

+ clearCommandBuffer();\r

+ SendCommand(&c);\r

+\r

+ if(flags & FLAG_INTERACTIVE) {\r

+ PrintAndLog("Press pm3-button to abort simulation");\r

+ while(! WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r

+ //We're waiting only 1.5 s at a time, otherwise we get the\r

+ // annoying message about "Waiting for a response... "\r

+ }\r

+ //got a response\r

+ if (flags & FLAG_NR_AR_ATTACK) {\r

+ nonces_t ar_resp[ATTACK_KEY_COUNT*2];\r

+ memcpy(ar_resp, resp.d.asBytes, sizeof(ar_resp));\r

+ // We can skip the standard attack if we have RANDOM_NONCE set.\r

+ readerAttack(ar_resp, setEmulatorMem, !(flags & FLAG_RANDOM_NONCE));\r

+ }\r

}\r

- \r

+\r

return 0;\r

}\r

\r

return 0;\r

}\r

\r

len = param_getstr(Cmd,nameParamNo,filename);\r

\r

len = param_getstr(Cmd,nameParamNo,filename);\r

\r

- if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4;\r

+ if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;\r

\r

fnameptr += len;\r

\r

fnameptr += len;\r

\r

len = param_getstr(Cmd,nameParamNo,filename);\r

\r

len = param_getstr(Cmd,nameParamNo,filename);\r

\r

- if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4;\r

+ if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;\r

\r

// user supplied filename?\r

if (len < 1) {\r

\r

// user supplied filename?\r

if (len < 1) {\r

}\r

keyA = bytes_to_num(data, 6);\r

keyB = bytes_to_num(data + 10, 6);\r

}\r

keyA = bytes_to_num(data, 6);\r

keyB = bytes_to_num(data + 10, 6);\r

- PrintAndLog("|%03d| %012"llx" | %012"llx" |", i, keyA, keyB);\r

+ PrintAndLog("|%03d| %012" PRIx64 " | %012" PRIx64 " |", i, keyA, keyB);\r

}\r

PrintAndLog("|---|----------------|----------------|");\r

\r

}\r

PrintAndLog("|---|----------------|----------------|");\r

\r

{\r

uint8_t memBlock[16] = {0x00};\r

uint8_t blockNo = 0;\r

{\r

uint8_t memBlock[16] = {0x00};\r

uint8_t blockNo = 0;\r

- bool wipeCard = FALSE;\r

+ bool wipeCard = false;\r

int res;\r

\r

if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {\r

int res;\r

\r

if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {\r

return 0;\r

} else {\r

len = strlen(Cmd);\r

return 0;\r

} else {\r

len = strlen(Cmd);\r

- if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4;\r

+ if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;\r

\r

memcpy(filename, Cmd, len);\r

fnameptr += len;\r

\r

memcpy(filename, Cmd, len);\r

fnameptr += len;\r

\r

if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {\r

PrintAndLog("Can't set magic card block: %d", blockNum);\r

\r

if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {\r

PrintAndLog("Can't set magic card block: %d", blockNum);\r

+ fclose(f);\r

return 3;\r

}\r

blockNum++;\r

return 3;\r

}\r

blockNum++;\r

return 0;\r

} else {\r

len = strlen(Cmd);\r

return 0;\r

} else {\r

len = strlen(Cmd);\r

- if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4;\r

+ if (len > FILE_PATH_SIZE - 5) len = FILE_PATH_SIZE - 5;\r

\r

if (len < 1) {\r

// get filename\r

\r

if (len < 1) {\r

// get filename\r

uint16_t traceLen = resp.arg[1];\r

len = resp.arg[2];\r

\r

uint16_t traceLen = resp.arg[1];\r

len = resp.arg[2];\r

\r

- if (res == 0) return 0; // we are done\r

+ if (res == 0) { // we are done\r

+ free(buf);\r

+ return 0;\r

+ }\r

\r

if (res == 1) { // there is (more) data to be transferred\r

if (pckNum == 0) { // first packet, (re)allocate necessary buffer\r

\r

if (res == 1) { // there is (more) data to be transferred\r

if (pckNum == 0) { // first packet, (re)allocate necessary buffer\r

- if (traceLen > bufsize) {\r

+ if (traceLen > bufsize || buf == NULL) {\r

uint8_t *p;\r

if (buf == NULL) { // not yet allocated\r

p = malloc(traceLen);\r

uint8_t *p;\r

if (buf == NULL) { // not yet allocated\r

p = malloc(traceLen);\r

return 0;\r

}\r

\r

return 0;\r

}\r

\r

+//needs nt, ar, at, Data to decrypt\r

+int CmdDecryptTraceCmds(const char *Cmd){\r

+ uint8_t data[50];\r

+ int len = 0;\r

+ param_gethex_ex(Cmd,3,data,&len);\r

+ return tryDecryptWord(param_get32ex(Cmd,0,0,16),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16),data,len/2);\r

+}\r

\r

static command_t CommandTable[] =\r

{\r

\r

static command_t CommandTable[] =\r

{\r

{"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"},\r

{"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},\r

{"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},\r

{"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"},\r

{"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},\r

{"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},\r

+ {"decrypt", CmdDecryptTraceCmds,1, "[nt] [ar_enc] [at_enc] [data] - to decrypt snoop or trace"},\r

{NULL, NULL, 0, NULL}\r

};\r

\r

{NULL, NULL, 0, NULL}\r

};\r

\r