X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/9f6e9d15755fdaefa4fee7a660cac988721268cd..3400a4358db11337382065c26e58539d28ade5ef:/client/cmdhficlass.c?ds=sidebyside diff --git a/client/cmdhficlass.c b/client/cmdhficlass.c index f31bced7..583d518e 100644 --- a/client/cmdhficlass.c +++ b/client/cmdhficlass.c @@ -1,6 +1,7 @@ //----------------------------------------------------------------------------- // Copyright (C) 2010 iZsh , Hagen Fritsch // Copyright (C) 2011 Gerhard de Koning Gans +// Copyright (C) 2014 Midnitesnake & Andy Davies & Martin Holst Swende // // This code is licensed to you under the terms of the GNU GPL, version 2 or, // at your option, any later version. See the LICENSE.txt file for the text of @@ -23,24 +24,29 @@ #include "common.h" #include "util.h" #include "cmdmain.h" +#include "loclass/des.h" +#include "loclass/cipherutils.h" +#include "loclass/cipher.h" +#include "loclass/ikeys.h" +#include "loclass/elite_crack.h" +#include "loclass/fileutils.h" static int CmdHelp(const char *Cmd); int xorbits_8(uint8_t val) { - uint8_t res = val ^ (val >> 1); //1st pass - res = res ^ (res >> 1); // 2nd pass - res = res ^ (res >> 2); // 3rd pass - res = res ^ (res >> 4); // 4th pass - return res & 1; + uint8_t res = val ^ (val >> 1); //1st pass + res = res ^ (res >> 1); // 2nd pass + res = res ^ (res >> 2); // 3rd pass + res = res ^ (res >> 4); // 4th pass + return res & 1; } int CmdHFiClassList(const char *Cmd) { - bool ShowWaitCycles = false; char param = param_getchar(Cmd, 0); - + if (param != 0) { PrintAndLog("List data in trace buffer."); PrintAndLog("Usage: hf iclass list"); @@ -49,259 +55,149 @@ int CmdHFiClassList(const char *Cmd) return 0; } - uint8_t got[1920]; - GetFromBigBuf(got,sizeof(got),0); - WaitForResponse(CMD_ACK,NULL); +// for the time being. Need better Bigbuf handling. +#define TRACE_SIZE 3000 + + uint8_t trace[TRACE_SIZE]; + GetFromBigBuf(trace, TRACE_SIZE, 0); + WaitForResponse(CMD_ACK, NULL); PrintAndLog("Recorded Activity"); PrintAndLog(""); PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer"); PrintAndLog("All times are in carrier periods (1/13.56Mhz)"); PrintAndLog(""); - PrintAndLog(" Start | End | Src | Data"); - PrintAndLog("-----------|-----------|-----|--------"); - - int i; - uint32_t first_timestamp = 0; + PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC "); + PrintAndLog("-----------|-----------|-----|-----------------------------------------------------------------------"); + + uint16_t tracepos = 0; + uint16_t duration; + uint16_t data_len; + uint16_t parity_len; + bool isResponse; uint32_t timestamp; - bool tagToReader; - uint32_t parityBits; - uint8_t len; - uint8_t *frame; - uint32_t EndOfTransmissionTimestamp = 0; + uint32_t first_timestamp; + uint32_t EndOfTransmissionTimestamp; + + for (;;) { + if(tracepos >= TRACE_SIZE) { + break; + } - for( i=0; i < 1900;) - { - //First 32 bits contain - // isResponse (1 bit) - // timestamp (remaining) - //Then paritybits - //Then length - timestamp = *((uint32_t *)(got+i)); - parityBits = *((uint32_t *)(got+i+4)); - len = got[i+8]; - frame = (got+i+9); - uint32_t next_timestamp = (*((uint32_t *)(got+i+9))) & 0x7fffffff; - - tagToReader = timestamp & 0x80000000; - timestamp &= 0x7fffffff; - - if(i==0) { + timestamp = *((uint32_t *)(trace + tracepos)); + if(tracepos == 0) { first_timestamp = timestamp; } // Break and stick with current result if buffer was not completely full - if (frame[0] == 0x44 && frame[1] == 0x44 && frame[2] == 0x44 && frame[3] == 0x44) break; - - char line[1000] = ""; - - if(len)//We have some data to display - { - int j,oddparity; + if (timestamp == 0x44444444) break; + + tracepos += 4; + duration = *((uint16_t *)(trace + tracepos)); + tracepos += 2; + data_len = *((uint16_t *)(trace + tracepos)); + tracepos += 2; + + if (data_len & 0x8000) { + data_len &= 0x7fff; + isResponse = true; + } else { + isResponse = false; + } - for(j = 0; j < len ; j++) - { - oddparity = 0x01 ^ xorbits_8(frame[j] & 0xFF); + parity_len = (data_len-1)/8 + 1; - if (tagToReader && (oddparity != ((parityBits >> (len - j - 1)) & 0x01))) { - sprintf(line+(j*4), "%02x! ", frame[j]); - } else { - sprintf(line+(j*4), "%02x ", frame[j]); - } + if (tracepos + data_len + parity_len >= TRACE_SIZE) { + break; + } + + uint8_t *frame = trace + tracepos; + tracepos += data_len; + uint8_t *parityBytes = trace + tracepos; + tracepos += parity_len; + + char line[16][110]; + for (int j = 0; j < data_len; j++) { + int oddparity = 0x01; + int k; + + for (k=0;k<8;k++) { + oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01); } - }else - { - if (ShowWaitCycles) { - sprintf(line, "fdt (Frame Delay Time): %d", (next_timestamp - timestamp)); + + uint8_t parityBits = parityBytes[j>>3]; + if (isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) { + sprintf(line[j/16]+((j%16)*4), "%02x! ", frame[j]); + } else { + sprintf(line[j/16]+((j%16)*4), "%02x ", frame[j]); } - } - char *crc = ""; + } - if(len > 2) - { + char *crc = ""; + if (data_len > 2) { uint8_t b1, b2; - if(!tagToReader && len == 4) { + if(!isResponse && data_len == 4 ) { // Rough guess that this is a command from the reader // For iClass the command byte is not part of the CRC - ComputeCrc14443(CRC_ICLASS, &frame[1], len-3, &b1, &b2); + ComputeCrc14443(CRC_ICLASS, &frame[1], data_len-3, &b1, &b2); + if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) { + crc = "!crc"; + } } else { - // For other data.. CRC might not be applicable (UPDATE commands etc.) - ComputeCrc14443(CRC_ICLASS, frame, len-2, &b1, &b2); + // For other data.. CRC might not be applicable (UPDATE commands etc.) + ComputeCrc14443(CRC_ICLASS, frame, data_len-2, &b1, &b2); + if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) { + crc = "!crc"; + } } + } - if (b1 != frame[len-2] || b2 != frame[len-1]) { - crc = (tagToReader & (len < 8)) ? "" : " !crc"; + EndOfTransmissionTimestamp = timestamp + duration; + + int num_lines = (data_len - 1)/16 + 1; + for (int j = 0; j < num_lines; j++) { + if (j == 0) { + PrintAndLog(" %9d | %9d | %s | %-64s| %s", + (timestamp - first_timestamp), + (EndOfTransmissionTimestamp - first_timestamp), + (isResponse ? "Tag" : "Rdr"), + line[j], + (j == num_lines-1)?crc:""); + } else { + PrintAndLog(" | | | %-64s| %s", + line[j], + (j == num_lines-1)?crc:""); + } + } + + bool next_isResponse = *((uint16_t *)(trace + tracepos + 6)) & 0x8000; + + if (ShowWaitCycles && !isResponse && next_isResponse) { + uint32_t next_timestamp = *((uint32_t *)(trace + tracepos)); + if (next_timestamp != 0x44444444) { + PrintAndLog(" %9d | %9d | %s | fdt (Frame Delay Time): %d", + (EndOfTransmissionTimestamp - first_timestamp), + (next_timestamp - first_timestamp), + " ", + (next_timestamp - EndOfTransmissionTimestamp)); } } - - i += (len + 9); - EndOfTransmissionTimestamp = (*((uint32_t *)(got+i))) & 0x7fffffff; - - // Not implemented for iclass on the ARM-side - //if (!ShowWaitCycles) i += 9; - - PrintAndLog(" %9d | %9d | %s | %s %s", - (timestamp - first_timestamp), - (EndOfTransmissionTimestamp - first_timestamp), - (len?(tagToReader ? "Tag" : "Rdr"):" "), - line, crc); + } + return 0; } -int CmdHFiClassListOld(const char *Cmd) -{ - uint8_t got[1920]; - GetFromBigBuf(got,sizeof(got),0); - - PrintAndLog("recorded activity:"); - PrintAndLog(" ETU :rssi: who bytes"); - PrintAndLog("---------+----+----+-----------"); - - int i = 0; - int prev = -1; - - for (;;) { - if(i >= 1900) { - break; - } - - bool isResponse; - int timestamp = *((uint32_t *)(got+i)); - if (timestamp & 0x80000000) { - timestamp &= 0x7fffffff; - isResponse = 1; - } else { - isResponse = 0; - } - - - int metric = 0; - - int parityBits = *((uint32_t *)(got+i+4)); - // 4 bytes of additional information... - // maximum of 32 additional parity bit information - // - // TODO: - // at each quarter bit period we can send power level (16 levels) - // or each half bit period in 256 levels. - - - int len = got[i+8]; - - if (len > 100) { - break; - } - if (i + len >= 1900) { - break; - } - - uint8_t *frame = (got+i+9); - - // Break and stick with current result if buffer was not completely full - if (frame[0] == 0x44 && frame[1] == 0x44 && frame[3] == 0x44) { break; } - - char line[1000] = ""; - int j; - for (j = 0; j < len; j++) { - int oddparity = 0x01; - int k; - - for (k=0;k<8;k++) { - oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01); - } - - //if((parityBits >> (len - j - 1)) & 0x01) { - if (isResponse && (oddparity != ((parityBits >> (len - j - 1)) & 0x01))) { - sprintf(line+(j*4), "%02x! ", frame[j]); - } - else { - sprintf(line+(j*4), "%02x ", frame[j]); - } - } - - char *crc; - crc = ""; - if (len > 2) { - uint8_t b1, b2; - for (j = 0; j < (len - 1); j++) { - // gives problems... search for the reason.. - /*if(frame[j] == 0xAA) { - switch(frame[j+1]) { - case 0x01: - crc = "[1] Two drops close after each other"; - break; - case 0x02: - crc = "[2] Potential SOC with a drop in second half of bitperiod"; - break; - case 0x03: - crc = "[3] Segment Z after segment X is not possible"; - break; - case 0x04: - crc = "[4] Parity bit of a fully received byte was wrong"; - break; - default: - crc = "[?] Unknown error"; - break; - } - break; - }*/ - } - - if (strlen(crc)==0) { - if(!isResponse && len == 4) { - // Rough guess that this is a command from the reader - // For iClass the command byte is not part of the CRC - ComputeCrc14443(CRC_ICLASS, &frame[1], len-3, &b1, &b2); - } - else { - // For other data.. CRC might not be applicable (UPDATE commands etc.) - ComputeCrc14443(CRC_ICLASS, frame, len-2, &b1, &b2); - } - //printf("%1x %1x",(unsigned)b1,(unsigned)b2); - if (b1 != frame[len-2] || b2 != frame[len-1]) { - crc = (isResponse & (len < 8)) ? "" : " !crc"; - } else { - crc = ""; - } - } - } else { - crc = ""; // SHORT - } - - char metricString[100]; - if (isResponse) { - sprintf(metricString, "%3d", metric); - } else { - strcpy(metricString, " "); - } - - PrintAndLog(" +%7d: %s: %s %s %s", - (prev < 0 ? 0 : (timestamp - prev)), - metricString, - (isResponse ? "TAG" : " "), line, crc); - - prev = timestamp; - i += (len + 9); - } - return 0; -} - -/*void iso14a_set_timeout(uint32_t timeout) { - UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_SET_TIMEOUT, 0, timeout}}; - SendCommand(&c); -}*/ - int CmdHFiClassSnoop(const char *Cmd) { UsbCommand c = {CMD_SNOOP_ICLASS}; SendCommand(&c); return 0; } - +#define NUM_CSNS 15 int CmdHFiClassSim(const char *Cmd) { uint8_t simType = 0; @@ -329,7 +225,7 @@ int CmdHFiClassSim(const char *Cmd) PrintAndLog("--simtype:%02x csn:%s", simType, sprint_hex(CSN, 8)); } - if(simType > 5) + if(simType > 2) { PrintAndLog("Undefined simptype %d", simType); return 1; @@ -338,76 +234,38 @@ int CmdHFiClassSim(const char *Cmd) if(simType == 2) { - UsbCommand c = {CMD_SIMULATE_TAG_ICLASS, {simType,63}}; + UsbCommand c = {CMD_SIMULATE_TAG_ICLASS, {simType,NUM_CSNS}}; UsbCommand resp = {0}; - uint8_t csns1[] ={ - /* Order Simulated CSN HASH1 Recovered key bytes */ - /* 1 */ 0x00,0x0B,0x0F,0xFF,0xF7,0xFF,0x12,0xE0,// 0101000045014545 00,01 45 - /* 2 */ 0x03,0x0B,0x0E,0xFE,0xF7,0xFF,0x12,0xE0,// 0202000045014545 02 - /* 3 */ 0x04,0x0D,0x0D,0xFD,0xF7,0xFF,0x12,0xE0,// 0303000045014545 03 - /* 4 */ 0x04,0x0F,0x0F,0xF7,0xF7,0xFF,0x12,0xE0,// 0901000045014545 09 - /* 5 */ 0x01,0x13,0x10,0xF4,0xF7,0xFF,0x12,0xE0,// 0C00000045014545 0C - /* 6 */ 0x02,0x14,0x10,0xF2,0xF7,0xFF,0x12,0xE0,// 0E00000045014545 0E - /* 7 */ 0x05,0x17,0x10,0xEC,0xF7,0xFF,0x12,0xE0,// 1400000045014545 14 - /* 8 */ 0x00,0x6B,0x6F,0xDF,0xF7,0xFF,0x12,0xE0,// 2121000045014545 21 - /* 9 */ 0x03,0x6B,0x6E,0xDE,0xF7,0xFF,0x12,0xE0,// 2222000045014545 22 - /* 10 */ 0x04,0x6D,0x6D,0xDD,0xF7,0xFF,0x12,0xE0,// 2323000045014545 23 - /* 11 */ 0x00,0x4F,0x4B,0x43,0xF7,0xFF,0x12,0xE0,// 3D45000045014545 3D - /* 12 */ 0x00,0x4B,0x4F,0x3F,0xF7,0xFF,0x12,0xE0,// 4141000045014545 41 - /* 13 */ 0x03,0x4B,0x4E,0x3E,0xF7,0xFF,0x12,0xE0,// 4242000045014545 42 - /* 14 */ 0x04,0x4D,0x4D,0x3D,0xF7,0xFF,0x12,0xE0,// 4343000045014545 43 - /* 15 */ 0x04,0x37,0x37,0x7F,0xF7,0xFF,0x12,0xE0,// 0159000045014545 59 - /* 16 */ 0x00,0x2B,0x2F,0x9F,0xF7,0xFF,0x12,0xE0,// 6161000045014545 61 - /* 17 */ 0x03,0x2B,0x2E,0x9E,0xF7,0xFF,0x12,0xE0,// 6262000045014545 62 - /* 18 */ 0x04,0x2D,0x2D,0x9D,0xF7,0xFF,0x12,0xE0,// 6363000045014545 63 - /* 19 */ 0x00,0x27,0x23,0xBB,0xF7,0xFF,0x12,0xE0,// 456D000045014545 6D - /* 20 */ 0x02,0x52,0xAA,0x80,0xF7,0xFF,0x12,0xE0,// 0066000045014545 66 - /* 21 */ 0x00,0x5C,0xA6,0x80,0xF7,0xFF,0x12,0xE0,// 006A000045014545 6A - /* 22 */ 0x01,0x5F,0xA4,0x80,0xF7,0xFF,0x12,0xE0,// 006C000045014545 6C - /* 23 */ 0x06,0x5E,0xA2,0x80,0xF7,0xFF,0x12,0xE0,// 006E000045014545 6E - /* 24 */ 0x02,0x0E,0x0E,0xFC,0xF7,0xFF,0x12,0xE0,// 0402000045014545 04 - /* 25 */ 0x05,0x0D,0x0E,0xFA,0xF7,0xFF,0x12,0xE0,// 0602000045014545 06 - /* 26 */ 0x06,0x0F,0x0D,0xF9,0xF7,0xFF,0x12,0xE0,// 0703000045014545 07 - /* 27 */ 0x00,0x01,0x05,0x1D,0xF7,0xFF,0x12,0xE0,// 630B000045014545 0B - /* 28 */ 0x02,0x07,0x01,0x1D,0xF7,0xFF,0x12,0xE0,// 630F000045014545 0F - /* 29 */ 0x04,0x7F,0x7F,0xA7,0xF7,0xFF,0x12,0xE0,// 5911000045014545 11 - /* 30 */ 0x04,0x60,0x6E,0xE8,0xF7,0xFF,0x12,0xE0,// 1822000045014545 18 - /*31*/ 0x04,0x77,0x77,0xBF,0xF7,0xFF,0x12,0xE0, // 4119000045014545 19 - /*32*/ 0x00,0x69,0x6D,0xE5,0xF7,0xFF,0x12,0xE0, // 1B23000045014545 1B - /*33*/ 0x01,0x69,0x6E,0xE2,0xF7,0xFF,0x12,0xE0, // 1E22000045014545 1E - /*34*/ 0x02,0x6B,0x6D,0xE1,0xF7,0xFF,0x12,0xE0, // 1F23000045014545 1F - /*35*/ 0x01,0x3F,0x04,0xE0,0xF7,0xFF,0x12,0xE0, // 200C000045014545 20 - /*36*/ 0x02,0x6E,0x6E,0xDC,0xF7,0xFF,0x12,0xE0, // 2422000045014545 24 - /*37*/ 0x05,0x6D,0x6E,0xDA,0xF7,0xFF,0x12,0xE0, // 2622000045014545 26 - /*38*/ 0x06,0x6F,0x6D,0xD9,0xF7,0xFF,0x12,0xE0, // 2723000045014545 27 - /*39*/ 0x01,0x6B,0x68,0xEC,0xF7,0xFF,0x12,0xE0, // 1428000045014545 28 - /*40*/ 0x04,0x6F,0x6F,0xD7,0xF7,0xFF,0x12,0xE0, // 2921000045014545 29 - /*41*/ 0x02,0x66,0x66,0xF4,0xF7,0xFF,0x12,0xE0, // 0C2A000045014545 2A - /*42*/ 0x00,0x61,0x65,0xFD,0xF7,0xFF,0x12,0xE0, // 032B000045014545 2B - /*43*/ 0x00,0x62,0x64,0xFE,0xF7,0xFF,0x12,0xE0, // 022C000045014545 2C - /*44*/ 0x01,0x65,0x62,0xFE,0xF7,0xFF,0x12,0xE0, // 022E000045014545 2E - /*45*/ 0x02,0x67,0x61,0xFD,0xF7,0xFF,0x12,0xE0, // 032F000045014545 2F - /*46*/ 0x00,0x5F,0x5B,0x13,0xF7,0xFF,0x12,0xE0, // 6D35000045014545 35 - /*47*/ 0x00,0x44,0x4E,0x48,0xF7,0xFF,0x12,0xE0, // 3842000045014545 38 - /*48*/ 0x00,0x53,0x57,0x27,0xF7,0xFF,0x12,0xE0, // 5939000045014545 39 - /*49*/ 0x00,0x49,0x4D,0x45,0xF7,0xFF,0x12,0xE0, // 3B43000045014545 3B - /*50*/ 0x01,0x49,0x4E,0x42,0xF7,0xFF,0x12,0xE0, // 3E42000045014545 3E - /*51*/ 0x02,0x4B,0x4D,0x41,0xF7,0xFF,0x12,0xE0, // 3F43000045014545 3F - /*52*/ 0x02,0x4E,0x4E,0x3C,0xF7,0xFF,0x12,0xE0, // 4442000045014545 44 - /*53*/ 0x05,0x4D,0x4E,0x3A,0xF7,0xFF,0x12,0xE0, // 4642000045014545 46 - /*54*/ 0x06,0x4F,0x4D,0x39,0xF7,0xFF,0x12,0xE0, // 4743000045014545 47 - /*55*/ 0x01,0x77,0x7C,0xB8,0xF7,0xFF,0x12,0xE0, // 4814000045014545 48 - /*56*/ 0x04,0x4F,0x4F,0x37,0xF7,0xFF,0x12,0xE0, // 4941000045014545 49 - /*57*/ 0x00,0x7A,0x7C,0xB6,0xF7,0xFF,0x12,0xE0, // 4A14000045014545 4A - /*58*/ 0x00,0x41,0x45,0x5D,0xF7,0xFF,0x12,0xE0, // 234B000045014545 4B - /*59*/ 0x00,0x42,0x44,0x5E,0xF7,0xFF,0x12,0xE0, // 224C000045014545 4C - /*60*/ 0x01,0x45,0x42,0x5E,0xF7,0xFF,0x12,0xE0, // 224E000045014545 4E - /*61*/ 0x02,0x47,0x41,0x5D,0xF7,0xFF,0x12,0xE0, // 234F000045014545 4F - /*62*/ 0x04,0x7E,0x7C,0xAE,0xF7,0xFF,0x12,0xE0, // 5214000045014545 52 - /*63*/ 0x00,0x57,0x53,0x2B,0xF7,0xFF,0x12,0xE0, // 553D000045014545 55 - }; - memcpy(c.d.asBytes, csns1, sizeof(c.d.asBytes)); + /*uint8_t csns[8 * NUM_CSNS] = { + 0x00,0x0B,0x0F,0xFF,0xF7,0xFF,0x12,0xE0 , + 0x00,0x13,0x94,0x7e,0x76,0xff,0x12,0xe0 , + 0x2a,0x99,0xac,0x79,0xec,0xff,0x12,0xe0 , + 0x17,0x12,0x01,0xfd,0xf7,0xff,0x12,0xe0 , + 0xcd,0x56,0x01,0x7c,0x6f,0xff,0x12,0xe0 , + 0x4b,0x5e,0x0b,0x72,0xef,0xff,0x12,0xe0 , + 0x00,0x73,0xd8,0x75,0x58,0xff,0x12,0xe0 , + 0x0c,0x90,0x32,0xf3,0x5d,0xff,0x12,0xe0 }; +*/ + + uint8_t csns[8*NUM_CSNS] = { + 0x00, 0x0B, 0x0F, 0xFF, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x04, 0x0E, 0x08, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x09, 0x0D, 0x05, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x0A, 0x0C, 0x06, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x0F, 0x0B, 0x03, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x08, 0x0A, 0x0C, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x0D, 0x09, 0x09, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x0E, 0x08, 0x0A, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x03, 0x07, 0x17, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x3C, 0x06, 0xE0, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x01, 0x05, 0x1D, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x02, 0x04, 0x1E, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x07, 0x03, 0x1B, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x00, 0x02, 0x24, 0xF7, 0xFF, 0x12, 0xE0, + 0x00, 0x05, 0x01, 0x21, 0xF7, 0xFF, 0x12, 0xE0 }; + + memcpy(c.d.asBytes, csns, 8*NUM_CSNS); SendCommand(&c); if (!WaitForResponseTimeout(CMD_ACK, &resp, -1)) { @@ -415,152 +273,318 @@ int CmdHFiClassSim(const char *Cmd) return 0; } - uint8_t num_mac_responses_1 = resp.arg[1]; - PrintAndLog("Mac responses, first part : %d MACs obtained (should be 63)", num_mac_responses_1); - - UsbCommand c2 = {CMD_SIMULATE_TAG_ICLASS, {simType,63}}; - UsbCommand resp2 = {0}; - - uint8_t csns2[] ={ - /*64*/ 0x04,0x3C,0x3A,0x74,0xF7,0xFF,0x12,0xE0, // 0C56000045014545 56 - /*65*/ 0x00,0x24,0x2E,0xA8,0xF7,0xFF,0x12,0xE0, // 5862000045014545 58 - /*66*/ 0x00,0x29,0x2D,0xA5,0xF7,0xFF,0x12,0xE0, // 5B63000045014545 5B - /*67*/ 0x00,0x00,0x02,0x24,0xF7,0xFF,0x12,0xE0, // 5C0E000045014545 5C - /*68*/ 0x01,0x29,0x2E,0xA2,0xF7,0xFF,0x12,0xE0, // 5E62000045014545 5E - /*69*/ 0x02,0x2B,0x2D,0xA1,0xF7,0xFF,0x12,0xE0, // 5F63000045014545 5F - /*70*/ 0x02,0x2E,0x2E,0x9C,0xF7,0xFF,0x12,0xE0, // 6462000045014545 64 - /*71*/ 0x02,0x0A,0x02,0x18,0xF7,0xFF,0x12,0xE0, // 680E000045014545 68 - /*72*/ 0x00,0x03,0x07,0x17,0xF7,0xFF,0x12,0xE0, // 6909000045014545 69 - /*73*/ 0x00,0x21,0x25,0xBD,0xF7,0xFF,0x12,0xE0, // 436B000045014545 6B - /*74*/ 0x02,0x27,0x21,0xBD,0xF7,0xFF,0x12,0xE0, // 436F000045014545 6F - /*75*/ 0x04,0x07,0x07,0x0F,0xF7,0xFF,0x12,0xE0, // 7109000045014545 71 - /*76*/ 0x00,0x04,0x0E,0x08,0xF7,0xFF,0x12,0xE0, // 7802000045014545 78 - /*77*/ 0x00,0x33,0x37,0x87,0xF7,0xFF,0x12,0xE0, // 7959000045014545 79 - /*78*/ 0x00,0x09,0x0D,0x05,0xF7,0xFF,0x12,0xE0, // 7B03000045014545 7B - /*79*/ 0x01,0x09,0x0E,0x02,0xF7,0xFF,0x12,0xE0, // 7E02000045014545 7E - /*80*/ 0x02,0x0B,0x0D,0x01,0xF7,0xFF,0x12,0xE0, // 7F03000045014545 7F - /*81*/ 0x00,0x34,0x3E,0x78,0xF7,0xFF,0x12,0xE0, // 0852000045014545 08 - /*82*/ 0x04,0x66,0x64,0xF6,0xF7,0xFF,0x12,0xE0, // 0A2C000045014545 0A - /*83*/ 0x00,0x3F,0x3B,0x73,0xF7,0xFF,0x12,0xE0, // 0D55000045014545 0D - /*84*/ 0x03,0x3B,0x3E,0x6E,0xF7,0xFF,0x12,0xE0, // 1252000045014545 12 - /*85*/ 0x00,0x11,0x15,0xED,0xF7,0xFF,0x12,0xE0, // 137B000045014545 13 - /*86*/ 0x00,0x6E,0x68,0xEA,0xF7,0xFF,0x12,0xE0, // 1628000045014545 16 - /*87*/ 0x00,0x6D,0x69,0xE9,0xF7,0xFF,0x12,0xE0, // 1727000045014545 17 - /*88*/ 0x00,0x6A,0x6C,0xE6,0xF7,0xFF,0x12,0xE0, // 1A24000045014545 1A - /*89*/ 0x00,0x40,0x42,0x64,0xF7,0xFF,0x12,0xE0, // 1C4E000045014545 1C - /*90*/ 0x00,0x77,0x73,0xCB,0xF7,0xFF,0x12,0xE0, // 351D000045014545 1D - /*91*/ 0x06,0x6E,0x72,0xD0,0xF7,0xFF,0x12,0xE0, // 301E000045014545 30 - /*92*/ 0x00,0x1B,0x1F,0xCF,0xF7,0xFF,0x12,0xE0, // 3171000045014545 31 - /*93*/ 0x01,0x75,0x72,0xCE,0xF7,0xFF,0x12,0xE0, // 321E000045014545 32 - /*94*/ 0x00,0x71,0x75,0xCD,0xF7,0xFF,0x12,0xE0, // 331B000045014545 33 - /*95*/ 0x00,0x48,0x4A,0x4C,0xF7,0xFF,0x12,0xE0, // 3446000045014545 34 - /*96*/ 0x00,0x4E,0x48,0x4A,0xF7,0xFF,0x12,0xE0, // 3648000045014545 36 - /*97*/ 0x00,0x4D,0x49,0x49,0xF7,0xFF,0x12,0xE0, // 3747000045014545 37 - /*98*/ 0x00,0x4A,0x4C,0x46,0xF7,0xFF,0x12,0xE0, // 3A44000045014545 3A - /*99*/ 0x00,0x20,0x22,0xC4,0xF7,0xFF,0x12,0xE0, // 3C6E000045014545 3C - /*100*/ 0x00,0x1C,0x66,0x40,0xF7,0xFF,0x12,0xE0, // 402A000045014545 40 - /*101*/ 0x06,0x4E,0x52,0x30,0xF7,0xFF,0x12,0xE0, // 503E000045014545 50 - /*102*/ 0x00,0x7B,0x7F,0xAF,0xF7,0xFF,0x12,0xE0, // 5111000045014545 51 - /*103*/ 0x00,0x51,0x55,0x2D,0xF7,0xFF,0x12,0xE0, // 533B000045014545 53 - /*104*/ 0x00,0x28,0x2A,0xAC,0xF7,0xFF,0x12,0xE0, // 5466000045014545 54 - /*105*/ 0x02,0x53,0x55,0x29,0xF7,0xFF,0x12,0xE0, // 573B000045014545 57 - /*106*/ 0x00,0x2A,0x2C,0xA6,0xF7,0xFF,0x12,0xE0, // 5A64000045014545 5A - /*107*/ 0x00,0x7C,0x46,0x20,0xF7,0xFF,0x12,0xE0, // 604A000045014545 60 - /*108*/ 0x02,0x03,0x05,0x19,0xF7,0xFF,0x12,0xE0, // 670B000045014545 67 - /*109*/ 0x01,0x2F,0x34,0x90,0xF7,0xFF,0x12,0xE0, // 705C000045014545 70 - /*110*/ 0x00,0x32,0x34,0x8E,0xF7,0xFF,0x12,0xE0, // 725C000045014545 72 - /*111*/ 0x00,0x31,0x35,0x8D,0xF7,0xFF,0x12,0xE0, // 735B000045014545 73 - /*112*/ 0x00,0x08,0x0A,0x0C,0xF7,0xFF,0x12,0xE0, // 7406000045014545 74 - /*113*/ 0x03,0x37,0x32,0x8A,0xF7,0xFF,0x12,0xE0, // 765E000045014545 76 - /*114*/ 0x00,0x0D,0x09,0x09,0xF7,0xFF,0x12,0xE0, // 7707000045014545 77 - /*115*/ 0x00,0x0A,0x0C,0x06,0xF7,0xFF,0x12,0xE0, // 7A04000045014545 7A - /*116*/ 0x00,0x60,0x62,0x04,0xF7,0xFF,0x12,0xE0, // 7C2E000045014545 7C - /*117*/ 0x00,0x07,0x03,0x1B,0xF7,0xFF,0x12,0xE0, // 650D000045014545 65 - /*118*/ 0x00,0x0C,0x16,0xF0,0xF7,0xFF,0x12,0xE0, // 107A000045014545 10 - /*119*/ 0x00,0x6F,0x6B,0xE3,0xF7,0xFF,0x12,0xE0, // 1D25000045014545 25 - /*120*/ 0x00,0x2F,0x2B,0xA3,0xF7,0xFF,0x12,0xE0, // 5D65000045014545 5D - /*121*/ 0x00,0x47,0x43,0x5B,0xF7,0xFF,0x12,0xE0, // 254D000045014545 4D - /*122*/ 0x00,0x37,0x33,0x8B,0xF7,0xFF,0x12,0xE0, // 755D000045014545 75 - /*123*/ 0x00,0x1F,0x1B,0xD3,0xF7,0xFF,0x12,0xE0, // 2D75000045014545 2D - /*124*/ 0x00,0x67,0x63,0xFB,0xF7,0xFF,0x12,0xE0, // 052D000045014545 05 - /*125*/ 0x00,0x0F,0x0B,0x03,0xF7,0xFF,0x12,0xE0, // 7D05000045014545 7D - /*126*/ 0x00,0x17,0x13,0xEB,0xF7,0xFF,0x12,0xE0, // 157D000045014545 15 - }; - - memcpy(c2.d.asBytes, csns2, sizeof(c2.d.asBytes)); + uint8_t num_mac_responses = resp.arg[1]; + PrintAndLog("Mac responses: %d MACs obtained (should be %d)", num_mac_responses,NUM_CSNS); - SendCommand(&c); - if (!WaitForResponseTimeout(CMD_ACK, &resp2, -1)) { - PrintAndLog("Command timed out"); - return 0; - } - uint8_t num_mac_responses_2 = resp2.arg[1]; - PrintAndLog("Mac responses, second part : %d MACs obtained (should be 63)", num_mac_responses_2); - size_t datalen = 126 * 16; + size_t datalen = NUM_CSNS*24; /* * Now, time to dump to file. We'll use this format: - * <8-byte CSN><8-byte MAC>.... + * <8-byte CSN><8-byte CC><4 byte NR><4 byte MAC>.... * So, it should wind up as - * (63+63) * (8 + 8 ) bytes. + * 8 * 24 bytes. + * + * The returndata from the pm3 is on the following format + * <4 byte NR><4 byte MAC> + * CC are all zeroes, CSN is the same as was sent in **/ - void* macs = malloc(datalen); + void* dump = malloc(datalen); + memset(dump,0,datalen);//<-- Need zeroes for the CC-field uint8_t i = 0; - while(i < 63) + for(i = 0 ; i < NUM_CSNS ; i++) { - memcpy(macs+i*16, csns1+i*8,8); - memcpy(macs+i*16+8, resp.d.asBytes+i*8,8); + memcpy(dump+i*24, csns+i*8,8); //CSN + //8 zero bytes here... + //Then comes NR_MAC (eight bytes from the response) + memcpy(dump+i*24+16,resp.d.asBytes+i*8,8); - memcpy(macs+i*16+63*16, csns2+i*8,8); - memcpy(macs+i*16+8+63*16, resp2.d.asBytes+i*8,8); - i++; } /** Now, save to dumpfile **/ - saveFile("iclass_mac_attack", "bin", macs,datalen); - free(macs); + saveFile("iclass_mac_attack", "bin", dump,datalen); + free(dump); }else { UsbCommand c = {CMD_SIMULATE_TAG_ICLASS, {simType,numberOfCSNs}}; memcpy(c.d.asBytes, CSN, 8); SendCommand(&c); } + return 0; } int CmdHFiClassReader(const char *Cmd) +{ + UsbCommand c = {CMD_READER_ICLASS, {0}}; + SendCommand(&c); + UsbCommand resp; + while(!ukbhit()){ + if (WaitForResponseTimeout(CMD_ACK,&resp,4500)) { + uint8_t isOK = resp.arg[0] & 0xff; + uint8_t * data = resp.d.asBytes; + + PrintAndLog("isOk:%02x", isOK); + + if(isOK > 0) + { + PrintAndLog("CSN: %s",sprint_hex(data,8)); + } + if(isOK >= 1) + { + PrintAndLog("CC: %s",sprint_hex(data+8,8)); + }else{ + PrintAndLog("No CC obtained"); + } + } else { + PrintAndLog("Command execute timeout"); + } + } + + return 0; +} + +int CmdHFiClassReader_Replay(const char *Cmd) { uint8_t readerType = 0; + uint8_t MAC[4]={0x00, 0x00, 0x00, 0x00}; if (strlen(Cmd)<1) { - PrintAndLog("Usage: hf iclass reader "); - PrintAndLog(" sample: hf iclass reader 0"); - return 0; - } + PrintAndLog("Usage: hf iclass replay "); + PrintAndLog(" sample: hf iclass replay 00112233"); + return 0; + } - readerType = param_get8(Cmd, 0); - PrintAndLog("--readertype:%02x", readerType); + if (param_gethex(Cmd, 0, MAC, 8)) { + PrintAndLog("MAC must include 8 HEX symbols"); + return 1; + } - UsbCommand c = {CMD_READER_ICLASS, {readerType}}; - //memcpy(c.d.asBytes, CSN, 8); + UsbCommand c = {CMD_READER_ICLASS_REPLAY, {readerType}}; + memcpy(c.d.asBytes, MAC, 4); SendCommand(&c); - /*UsbCommand * resp = WaitForResponseTimeout(CMD_ACK, 1500); - if (resp != NULL) { - uint8_t isOK = resp->arg[0] & 0xff; + return 0; +} + +int CmdHFiClassReader_Dump(const char *Cmd) +{ + uint8_t readerType = 0; + uint8_t MAC[4]={0x00,0x00,0x00,0x00}; + uint8_t KEY[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; + uint8_t CSN[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; + uint8_t CCNR[12]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; + //uint8_t CC_temp[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; + uint8_t div_key[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; + uint8_t keytable[128] = {0}; + int elite = 0; + uint8_t *used_key; + int i; + if (strlen(Cmd)<1) + { + PrintAndLog("Usage: hf iclass dump [e]"); + PrintAndLog(" Key - A 16 byte master key"); + PrintAndLog(" e - If 'e' is specified, the key is interpreted as the 16 byte"); + PrintAndLog(" Custom Key (KCus), which can be obtained via reader-attack"); + PrintAndLog(" See 'hf iclass sim 2'. This key should be on iclass-format"); + PrintAndLog(" sample: hf iclass dump 0011223344556677"); + + + return 0; + } + + if (param_gethex(Cmd, 0, KEY, 16)) + { + PrintAndLog("KEY must include 16 HEX symbols"); + return 1; + } + + if (param_getchar(Cmd, 1) == 'e') + { + PrintAndLog("Elite switch on"); + elite = 1; + + //calc h2 + hash2(KEY, keytable); + printarr_human_readable("keytable", keytable, 128); + + } + + UsbCommand resp; + uint8_t key_sel[8] = {0}; + uint8_t key_sel_p[8] = { 0 }; + + //HACK -- Below is for testing without access to a tag + uint8_t fake_dummy_test = false; + if(fake_dummy_test) + { + uint8_t xdata[16] = {0x01,0x02,0x03,0x04,0xF7,0xFF,0x12,0xE0, //CSN from http://www.proxmark.org/forum/viewtopic.php?pid=11230#p11230 + 0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF}; // Just a random CC. Would be good to add a real testcase here + memcpy(resp.d.asBytes,xdata, 16); + resp.arg[0] = 2; + } + + //End hack + + + UsbCommand c = {CMD_READER_ICLASS, {0}}; + c.arg[0] = FLAG_ICLASS_READER_ONLY_ONCE; + if(!fake_dummy_test) + SendCommand(&c); + + + + if (fake_dummy_test || WaitForResponseTimeout(CMD_ACK,&resp,4500)) { + uint8_t isOK = resp.arg[0] & 0xff; + uint8_t * data = resp.d.asBytes; + + memcpy(CSN,data,8); + memcpy(CCNR,data+8,8); + + PrintAndLog("isOk:%02x", isOK); + + if(isOK > 0) + { + PrintAndLog("CSN: %s",sprint_hex(CSN,8)); + } + if(isOK > 1) + { + if(elite) + { + //Get the key index (hash1) + uint8_t key_index[8] = {0}; + + hash1(CSN, key_index); + printvar("hash1", key_index,8); + for(i = 0; i < 8 ; i++) + key_sel[i] = keytable[key_index[i]] & 0xFF; + PrintAndLog("Pre-fortified 'permuted' HS key that would be needed by an iclass reader to talk to above CSN:"); + printvar("k_sel", key_sel,8); + //Permute from iclass format to standard format + permutekey_rev(key_sel,key_sel_p); + used_key = key_sel_p; + }else{ + //Perhaps this should also be permuted to std format? + // Something like the code below? I have no std system + // to test this with /Martin + + //uint8_t key_sel_p[8] = { 0 }; + //permutekey_rev(KEY,key_sel_p); + //used_key = key_sel_p; + + used_key = KEY; + + } + + PrintAndLog("Pre-fortified key that would be needed by the OmniKey reader to talk to above CSN:"); + printvar("Used key",used_key,8); + diversifyKey(CSN,used_key, div_key); + PrintAndLog("Hash0, a.k.a diversified key, that is computed using Ksel and stored in the card (Block 3):"); + printvar("Div key", div_key, 8); + printvar("CC_NR:",CCNR,12); + doMAC(CCNR,12,div_key, MAC); + printvar("MAC", MAC, 4); + + UsbCommand d = {CMD_READER_ICLASS_REPLAY, {readerType}}; + memcpy(d.d.asBytes, MAC, 4); + if(!fake_dummy_test) SendCommand(&d); + + }else{ + PrintAndLog("Failed to obtain CC! Aborting"); + } + } else { + PrintAndLog("Command execute timeout"); + } + + return 0; +} + +int CmdHFiClass_iso14443A_write(const char *Cmd) +{ + uint8_t readerType = 0; + uint8_t MAC[4]={0x00,0x00,0x00,0x00}; + uint8_t KEY[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; + uint8_t CSN[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; + uint8_t CCNR[12]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; + uint8_t div_key[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; + + uint8_t blockNo=0; + uint8_t bldata[8]={0}; + + if (strlen(Cmd)<3) + { + PrintAndLog("Usage: hf iclass write "); + PrintAndLog(" sample: hf iclass write 0011223344556677 10 AAAAAAAAAAAAAAAA"); + return 0; + } + + if (param_gethex(Cmd, 0, KEY, 16)) + { + PrintAndLog("KEY must include 16 HEX symbols"); + return 1; + } + + blockNo = param_get8(Cmd, 1); + if (blockNo>32) + { + PrintAndLog("Error: Maximum number of blocks is 32 for iClass 2K Cards!"); + return 1; + } + if (param_gethex(Cmd, 2, bldata, 8)) + { + PrintAndLog("Block data must include 8 HEX symbols"); + return 1; + } + + UsbCommand c = {CMD_ICLASS_ISO14443A_WRITE, {0}}; + SendCommand(&c); + UsbCommand resp; + + if (WaitForResponseTimeout(CMD_ACK,&resp,4500)) { + uint8_t isOK = resp.arg[0] & 0xff; + uint8_t * data = resp.d.asBytes; + + memcpy(CSN,data,8); + memcpy(CCNR,data+8,8); + PrintAndLog("DEBUG: %s",sprint_hex(CSN,8)); + PrintAndLog("DEBUG: %s",sprint_hex(CCNR,8)); PrintAndLog("isOk:%02x", isOK); } else { PrintAndLog("Command execute timeout"); - }*/ + } + diversifyKey(CSN,KEY, div_key); + + PrintAndLog("Div Key: %s",sprint_hex(div_key,8)); + doMAC(CCNR, 12,div_key, MAC); + + UsbCommand c2 = {CMD_ICLASS_ISO14443A_WRITE, {readerType,blockNo}}; + memcpy(c2.d.asBytes, bldata, 8); + memcpy(c2.d.asBytes+8, MAC, 4); + SendCommand(&c2); + + 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; } + static command_t CommandTable[] = { - {"help", CmdHelp, 1, "This help"}, - {"list", CmdHFiClassList, 0, "List iClass history"}, - {"snoop", CmdHFiClassSnoop, 0, "Eavesdrop iClass communication"}, - {"sim", CmdHFiClassSim, 0, "Simulate iClass tag"}, - {"reader", CmdHFiClassReader, 0, "Read an iClass tag"}, + {"help", CmdHelp, 1, "This help"}, + {"list", CmdHFiClassList, 0, "List iClass history"}, + {"snoop", CmdHFiClassSnoop, 0, "Eavesdrop iClass communication"}, + {"sim", CmdHFiClassSim, 0, "Simulate iClass tag"}, + {"reader",CmdHFiClassReader, 0, "Read an iClass tag"}, + {"replay",CmdHFiClassReader_Replay, 0, "Read an iClass tag via Reply Attack"}, + {"dump", CmdHFiClassReader_Dump, 0, "Authenticate and Dump iClass tag"}, + {"write", CmdHFiClass_iso14443A_write, 0, "Authenticate and Write iClass block"}, {NULL, NULL, 0, NULL} }; @@ -575,53 +599,3 @@ int CmdHelp(const char *Cmd) CmdsHelp(CommandTable); return 0; } - -/** - * @brief checks if a file exists - * @param filename - * @return - */ -int fileExists(const char *filename) { - struct stat st; - int result = stat(filename, &st); - return result == 0; -} -/** - * @brief Utility function to save data to a file. This method takes a preferred name, but if that - * file already exists, it tries with another name until it finds something suitable. - * E.g. dumpdata-15.txt - * @param preferredName - * @param suffix the file suffix. Leave out the ".". - * @param data The binary data to write to the file - * @param datalen the length of the data - * @return - */ -int saveFile(const char *preferredName, const char *suffix, const void* data, size_t datalen) -{ - FILE *f = fopen(preferredName, "wb"); - int size = sizeof(char) * (strlen(preferredName)+strlen(suffix)+5); - char * fileName = malloc(size); - - memset(fileName,0,size); - int num = 1; - sprintf(fileName,"%s.%s", preferredName, suffix); - while(fileExists(fileName)) - { - sprintf(fileName,"%s-%d.%s", preferredName, num, suffix); - num++; - } - /* We should have a valid filename now, e.g. dumpdata-3.bin */ - - /*Opening file for writing in binary mode*/ - FILE *fileHandle=fopen(fileName,"wb"); - if(!f) { - PrintAndLog("Failed to write to file '%s'", fileName); - return 0; - } - fwrite(data, 1, datalen, fileHandle); - fclose(fileHandle); - PrintAndLog("Saved data to '%s'", fileName); - - free(fileName); - return 0; -}