X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/709665b5d1abddd92403082c23f13e8cddfcd508..refs/pull/165/head:/client/cmdlft55xx.c diff --git a/client/cmdlft55xx.c b/client/cmdlft55xx.c index 0e8043a9..dfee9aa6 100644 --- a/client/cmdlft55xx.c +++ b/client/cmdlft55xx.c @@ -10,7 +10,6 @@ #include #include #include -#include #include "proxmark3.h" #include "ui.h" #include "graph.h" @@ -22,13 +21,12 @@ #include "util.h" #include "data.h" #include "lfdemod.h" -#include "../common/crc.h" -#include "../common/iso14443crc.h" -#include "cmdhf14a.h" +#include "cmdhf14a.h" //for getTagInfo #define T55x7_CONFIGURATION_BLOCK 0x00 #define T55x7_PAGE0 0x00 #define T55x7_PAGE1 0x01 +//#define T55x7_PWD 0x00000010 #define REGULAR_READ_MODE_BLOCK 0xFF // Default configuration @@ -125,13 +123,15 @@ int usage_t55xx_dump(){ return 0; } int usage_t55xx_detect(){ - PrintAndLog("Usage: lf t55xx detect [1]"); + PrintAndLog("Usage: lf t55xx detect [1] [p ]"); PrintAndLog("Options:"); - PrintAndLog(" [graph buffer data] - if set, use Graphbuffer otherwise read data from tag."); + PrintAndLog(" 1 - if set, use Graphbuffer otherwise read data from tag."); + PrintAndLog(" p - OPTIONAL password (8 hex characters)"); PrintAndLog(""); PrintAndLog("Examples:"); PrintAndLog(" lf t55xx detect"); PrintAndLog(" lf t55xx detect 1"); + PrintAndLog(" lf t55xx detect p 11223344"); PrintAndLog(""); return 0; } @@ -146,11 +146,41 @@ int usage_t55xx_wakup(){ PrintAndLog(" lf t55xx wakeup p 11223344 - send wakeup password"); return 0; } +int usage_t55xx_bruteforce(){ + PrintAndLog("This command uses A) bruteforce to scan a number range"); + PrintAndLog(" B) a dictionary attack"); + PrintAndLog("Usage: lf t55xx bruteforce [i <*.dic>]"); + PrintAndLog(" password must be 4 bytes (8 hex symbols)"); + PrintAndLog("Options:"); + PrintAndLog(" h - this help"); + PrintAndLog(" - 4 byte hex value to start pwd search at"); + PrintAndLog(" - 4 byte hex value to end pwd search at"); + PrintAndLog(" i <*.dic> - loads a default keys dictionary file <*.dic>"); + PrintAndLog(""); + PrintAndLog("Examples:"); + PrintAndLog(" lf t55xx bruteforce aaaaaaaa bbbbbbbb"); + PrintAndLog(" lf t55xx bruteforce i default_pwd.dic"); + PrintAndLog(""); + return 0; +} +int usage_t55xx_wipe(){ + PrintAndLog("Usage: lf t55xx wipe [h] [Q5]"); + PrintAndLog("This commands wipes a tag, fills blocks 1-7 with zeros and a default configuration block"); + PrintAndLog("Options:"); + PrintAndLog(" h - this help"); + PrintAndLog(" Q5 - indicates to use the T5555 (Q5) default configuration block"); + PrintAndLog(""); + PrintAndLog("Examples:"); + PrintAndLog(" lf t55xx wipe - wipes a t55x7 tag, config block 0x000880E0"); + PrintAndLog(" lf t55xx wipe Q5 - wipes a t5555 Q5 tag, config block 0x6001F004"); + return 0; +} + static int CmdHelp(const char *Cmd); void printT5xxHeader(uint8_t page){ - PrintAndLog("Reading Page %d:", page); + PrintAndLog("Reading Page %d:", page); PrintAndLog("blk | hex data | binary"); PrintAndLog("----+----------+---------------------------------"); } @@ -163,7 +193,6 @@ int CmdT55xxSetConfig(const char *Cmd) { uint8_t bitRate = 0; uint8_t rates[9] = {8,16,32,40,50,64,100,128,0}; uint8_t cmdp = 0; - config.Q5 = FALSE; bool errors = FALSE; while(param_getchar(Cmd, cmdp) != 0x00 && !errors) { @@ -365,17 +394,23 @@ bool DecodeT55xxBlock(){ break; case DEMOD_PSK1: // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise) + save_restoreGB(1); CmdLtrim("160"); snprintf(cmdStr, sizeof(buf),"%d %d 6", bitRate[config.bitrate], config.inverted ); ans = PSKDemod(cmdStr, FALSE); + //undo trim samples + save_restoreGB(0); break; case DEMOD_PSK2: //inverted won't affect this case DEMOD_PSK3: //not fully implemented // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise) + save_restoreGB(1); CmdLtrim("160"); snprintf(cmdStr, sizeof(buf),"%d 0 6", bitRate[config.bitrate] ); ans = PSKDemod(cmdStr, FALSE); psk1TOpsk2(DemodBuffer, DemodBufferLen); + //undo trim samples + save_restoreGB(0); break; case DEMOD_NRZ: snprintf(cmdStr, sizeof(buf),"%d %d 1", bitRate[config.bitrate], config.inverted ); @@ -392,29 +427,49 @@ bool DecodeT55xxBlock(){ return (bool) ans; } -int CmdT55xxDetect(const char *Cmd){ - - uint32_t password = 0; //default to blank Block 7 +bool DecodeT5555TraceBlock() { + DemodBufferLen = 0x00; + + // According to datasheet. Always: RF/64, not inverted, Manchester + return (bool) ASKDemod("64 0 1", FALSE, FALSE, 1); +} - char cmdp = param_getchar(Cmd, 0); - if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') return usage_t55xx_detect(); +int CmdT55xxDetect(const char *Cmd){ + bool errors = FALSE; + bool useGB = FALSE; + bool usepwd = FALSE; + uint32_t password = 0; + uint8_t cmdp = 0; - bool usepwd = ( strlen(Cmd) > 0); - if ( usepwd ){ - password = param_get32ex(Cmd, 0, 0, 16); - // if (param_getchar(Cmd, 1) =='o' ) - // override = true; + while(param_getchar(Cmd, cmdp) != 0x00 && !errors) { + switch(param_getchar(Cmd, cmdp)) { + case 'h': + case 'H': + return usage_t55xx_detect(); + case 'p': + case 'P': + password = param_get32ex(Cmd, cmdp+1, 0, 16); + usepwd = TRUE; + cmdp += 2; + break; + case '1': + // use Graphbuffer data + useGB = TRUE; + cmdp++; + break; + default: + PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); + errors = true; + break; + } } - + if (errors) return usage_t55xx_detect(); - if (strlen(Cmd)==1) { - password = param_get32ex(Cmd, 0, 0, 16); - //if (param_getchar(Cmd, 1) =='o' ) override = true; + if ( !useGB) { + if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, usepwd, password) ) + return 0; } - - if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, usepwd, password) ) - return 0; - + if ( !tryDetectModulation() ) PrintAndLog("Could not detect modulation automatically. Try setting it manually with \'lf t55xx config\'"); @@ -427,11 +482,10 @@ bool tryDetectModulation(){ t55xx_conf_block_t tests[15]; int bitRate=0; uint8_t fc1 = 0, fc2 = 0, clk=0; - save_restoreGB(1); if (GetFskClock("", FALSE, FALSE)){ fskClocks(&fc1, &fc2, &clk, FALSE); - if ( FSKrawDemod("0 0", FALSE) && test(DEMOD_FSK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){ + if ( FSKrawDemod("0 0", FALSE) && test(DEMOD_FSK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) { tests[hits].modulation = DEMOD_FSK; if (fc1==8 && fc2 == 5) tests[hits].modulation = DEMOD_FSK1a; @@ -448,7 +502,6 @@ bool tryDetectModulation(){ tests[hits].modulation = DEMOD_FSK1; else if (fc1 == 10 && fc2 == 8) tests[hits].modulation = DEMOD_FSK2a; - tests[hits].bitrate = bitRate; tests[hits].inverted = TRUE; tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); @@ -487,7 +540,7 @@ bool tryDetectModulation(){ } } //undo trim from ask - save_restoreGB(0); + //save_restoreGB(0); clk = GetNrzClock("", FALSE, FALSE); if (clk>0) { if ( NRZrawDemod("0 0 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) { @@ -507,9 +560,9 @@ bool tryDetectModulation(){ } } - //undo trim from nrz - save_restoreGB(0); + // allow undo // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise) + save_restoreGB(1); CmdLtrim("160"); clk = GetPskClock("", FALSE, FALSE); if (clk>0) { @@ -550,14 +603,16 @@ bool tryDetectModulation(){ } } // inverse waves does not affect this demod } + //undo trim samples + save_restoreGB(0); } - save_restoreGB(0); if ( hits == 1) { config.modulation = tests[0].modulation; config.bitrate = tests[0].bitrate; config.inverted = tests[0].inverted; config.offset = tests[0].offset; config.block0 = tests[0].block0; + config.Q5 = tests[0].Q5; printConfiguration( config ); return TRUE; } @@ -633,6 +688,15 @@ bool testQ5Modulation(uint8_t mode, uint8_t modread){ return FALSE; } +int convertQ5bitRate(uint8_t bitRateRead) { + uint8_t expected[] = {8, 16, 32, 40, 50, 64, 100, 128}; + for (int i=0; i<8; i++) + if (expected[i] == bitRateRead) + return i; + + return -1; +} + bool testQ5(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk){ if ( DemodBufferLen < 64 ) return FALSE; @@ -644,12 +708,12 @@ bool testQ5(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk){ uint8_t safer = PackBits(si, 4, DemodBuffer); si += 4; //master key uint8_t resv = PackBits(si, 8, DemodBuffer); si += 8; // 2nibble must be zeroed. - if (safer != 0x6) continue; + if (safer != 0x6 && safer != 0x9) continue; if ( resv > 0x00) continue; //uint8_t pageSel = PackBits(si, 1, DemodBuffer); si += 1; //uint8_t fastWrite = PackBits(si, 1, DemodBuffer); si += 1; si += 1+1; - int bitRate = PackBits(si, 5, DemodBuffer)*2 + 2; si += 5; //bit rate + int bitRate = PackBits(si, 6, DemodBuffer)*2 + 2; si += 6; //bit rate if (bitRate > 128 || bitRate < 8) continue; //uint8_t AOR = PackBits(si, 1, DemodBuffer); si += 1; @@ -664,7 +728,8 @@ bool testQ5(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk){ //test modulation if (!testQ5Modulation(mode, modread)) continue; if (bitRate != clk) continue; - *fndBitRate = bitRate; + *fndBitRate = convertQ5bitRate(bitRate); + if (*fndBitRate < 0) continue; *offset = idx; return TRUE; @@ -887,58 +952,107 @@ int CmdT55xxReadTrace(const char *Cmd) { if (strlen(Cmd)==0) if ( !AquireData( T55x7_PAGE1, REGULAR_READ_MODE_BLOCK, pwdmode, password ) ) return 0; - - if (!DecodeT55xxBlock()) return 0; - if ( !DemodBufferLen) return 0; + if ( config.Q5 ) { + if (!DecodeT5555TraceBlock()) return 0; + } else { + if (!DecodeT55xxBlock()) return 0; + } + + if ( !DemodBufferLen ) return 0; RepaintGraphWindow(); - uint8_t repeat = 0; - if (config.offset > 5) - repeat = 32; + uint8_t repeat = (config.offset > 5) ? 32 : 0; + uint8_t si = config.offset+repeat; uint32_t bl1 = PackBits(si, 32, DemodBuffer); uint32_t bl2 = PackBits(si+32, 32, DemodBuffer); - - uint32_t acl = PackBits(si, 8, DemodBuffer); si += 8; - uint32_t mfc = PackBits(si, 8, DemodBuffer); si += 8; - uint32_t cid = PackBits(si, 5, DemodBuffer); si += 5; - uint32_t icr = PackBits(si, 3, DemodBuffer); si += 3; - uint32_t year = PackBits(si, 4, DemodBuffer); si += 4; - uint32_t quarter = PackBits(si, 2, DemodBuffer); si += 2; - uint32_t lotid = PackBits(si, 14, DemodBuffer); si += 14; - uint32_t wafer = PackBits(si, 5, DemodBuffer); si += 5; - uint32_t dw = PackBits(si, 15, DemodBuffer); - - time_t t = time(NULL); - struct tm tm = *localtime(&t); - if ( year > tm.tm_year-110) - year += 2000; - else - year += 2010; - if (config.Q5) PrintAndLog("*** Warning *** Info read off a Q5 will not work as expected"); - if ( acl != 0xE0 ) { - PrintAndLog("The modulation is most likely wrong since the ACL is not 0xE0. "); - return 0; + if (config.Q5) { + uint32_t hdr = PackBits(si, 9, DemodBuffer); si += 9; + + if (hdr != 0x1FF) { + PrintAndLog("Invalid Q5 Trace data header (expected 0x1FF, found %X)", hdr); + return 0; + } + + t5555_tracedata_t data = {.bl1 = bl1, .bl2 = bl2, .icr = 0, .lotidc = '?', .lotid = 0, .wafer = 0, .dw =0}; + + data.icr = PackBits(si, 2, DemodBuffer); si += 2; + data.lotidc = 'Z' - PackBits(si, 2, DemodBuffer); si += 3; + + data.lotid = PackBits(si, 4, DemodBuffer); si += 5; + data.lotid <<= 4; + data.lotid |= PackBits(si, 4, DemodBuffer); si += 5; + data.lotid <<= 4; + data.lotid |= PackBits(si, 4, DemodBuffer); si += 5; + data.lotid <<= 4; + data.lotid |= PackBits(si, 4, DemodBuffer); si += 5; + data.lotid <<= 1; + data.lotid |= PackBits(si, 1, DemodBuffer); si += 1; + + data.wafer = PackBits(si, 3, DemodBuffer); si += 4; + data.wafer <<= 2; + data.wafer |= PackBits(si, 2, DemodBuffer); si += 2; + + data.dw = PackBits(si, 2, DemodBuffer); si += 3; + data.dw <<= 4; + data.dw |= PackBits(si, 4, DemodBuffer); si += 5; + data.dw <<= 4; + data.dw |= PackBits(si, 4, DemodBuffer); si += 5; + data.dw <<= 4; + data.dw |= PackBits(si, 4, DemodBuffer); si += 5; + + printT5555Trace(data, repeat); + + } else { + + t55x7_tracedata_t data = {.bl1 = bl1, .bl2 = bl2, .acl = 0, .mfc = 0, .cid = 0, .year = 0, .quarter = 0, .icr = 0, .lotid = 0, .wafer = 0, .dw = 0}; + + data.acl = PackBits(si, 8, DemodBuffer); si += 8; + if ( data.acl != 0xE0 ) { + PrintAndLog("The modulation is most likely wrong since the ACL is not 0xE0. "); + return 0; + } + + data.mfc = PackBits(si, 8, DemodBuffer); si += 8; + data.cid = PackBits(si, 5, DemodBuffer); si += 5; + data.icr = PackBits(si, 3, DemodBuffer); si += 3; + data.year = PackBits(si, 4, DemodBuffer); si += 4; + data.quarter = PackBits(si, 2, DemodBuffer); si += 2; + data.lotid = PackBits(si, 14, DemodBuffer); si += 14; + data.wafer = PackBits(si, 5, DemodBuffer); si += 5; + data.dw = PackBits(si, 15, DemodBuffer); + + time_t t = time(NULL); + struct tm tm = *localtime(&t); + if ( data.year > tm.tm_year-110) + data.year += 2000; + else + data.year += 2010; + + printT55x7Trace(data, repeat); } - PrintAndLog(""); - PrintAndLog("-- T55xx Trace Information ----------------------------------"); + return 0; +} + +void printT55x7Trace( t55x7_tracedata_t data, uint8_t repeat ){ + PrintAndLog("-- T55x7 Trace Information ----------------------------------"); PrintAndLog("-------------------------------------------------------------"); - PrintAndLog(" ACL Allocation class (ISO/IEC 15963-1) : 0x%02X (%d)", acl, acl); - PrintAndLog(" MFC Manufacturer ID (ISO/IEC 7816-6) : 0x%02X (%d) - %s", mfc, mfc, getTagInfo(mfc)); - PrintAndLog(" CID : 0x%02X (%d) - %s", cid, cid, GetModelStrFromCID(cid)); - PrintAndLog(" ICR IC Revision : %d",icr ); + PrintAndLog(" ACL Allocation class (ISO/IEC 15963-1) : 0x%02X (%d)", data.acl, data.acl); + PrintAndLog(" MFC Manufacturer ID (ISO/IEC 7816-6) : 0x%02X (%d) - %s", data.mfc, data.mfc, getTagInfo(data.mfc)); + PrintAndLog(" CID : 0x%02X (%d) - %s", data.cid, data.cid, GetModelStrFromCID(data.cid)); + PrintAndLog(" ICR IC Revision : %d", data.icr ); PrintAndLog(" Manufactured"); - PrintAndLog(" Year/Quarter : %d/%d",year, quarter); - PrintAndLog(" Lot ID : %d", lotid ); - PrintAndLog(" Wafer number : %d", wafer); - PrintAndLog(" Die Number : %d", dw); + PrintAndLog(" Year/Quarter : %d/%d", data.year, data.quarter); + PrintAndLog(" Lot ID : %d", data.lotid ); + PrintAndLog(" Wafer number : %d", data.wafer); + PrintAndLog(" Die Number : %d", data.dw); PrintAndLog("-------------------------------------------------------------"); PrintAndLog(" Raw Data - Page 1"); - PrintAndLog(" Block 1 : 0x%08X %s", bl1, sprint_bin(DemodBuffer+config.offset+repeat,32) ); - PrintAndLog(" Block 2 : 0x%08X %s", bl2, sprint_bin(DemodBuffer+config.offset+repeat+32,32) ); - PrintAndLog("-------------------------------------------------------------"); + PrintAndLog(" Block 1 : 0x%08X %s", data.bl1, sprint_bin(DemodBuffer+config.offset+repeat,32) ); + PrintAndLog(" Block 2 : 0x%08X %s", data.bl2, sprint_bin(DemodBuffer+config.offset+repeat+32,32) ); + PrintAndLog("-------------------------------------------------------------"); /* TRACE - BLOCK O @@ -956,10 +1070,36 @@ int CmdT55xxReadTrace(const char *Cmd) { 13-17 Wafer number 18-32 DW, die number sequential */ +} + +void printT5555Trace( t5555_tracedata_t data, uint8_t repeat ){ + PrintAndLog("-- T5555 (Q5) Trace Information -----------------------------"); + PrintAndLog("-------------------------------------------------------------"); + PrintAndLog(" ICR IC Revision : %d", data.icr ); + PrintAndLog(" Lot : %c%d", data.lotidc, data.lotid); + PrintAndLog(" Wafer number : %d", data.wafer); + PrintAndLog(" Die Number : %d", data.dw); + PrintAndLog("-------------------------------------------------------------"); + PrintAndLog(" Raw Data - Page 1"); + PrintAndLog(" Block 1 : 0x%08X %s", data.bl1, sprint_bin(DemodBuffer+config.offset+repeat,32) ); + PrintAndLog(" Block 2 : 0x%08X %s", data.bl2, sprint_bin(DemodBuffer+config.offset+repeat+32,32) ); - return 0; + /* + ** Q5 ** + TRACE - BLOCK O and BLOCK1 + Bits Definition HEX + 1-9 Header 0x1FF + 10-11 IC Revision + 12-13 Lot ID char + 15-35 Lot ID (NB parity) + 36-41 Wafer number (NB parity) + 42-58 DW, die number sequential (NB parity) + 60-63 Parity bits + 64 Always zero + */ } +//need to add Q5 info... int CmdT55xxInfo(const char *Cmd){ /* Page 0 Block 0 Configuration data. @@ -979,6 +1119,7 @@ int CmdT55xxInfo(const char *Cmd){ if (!DecodeT55xxBlock()) return 1; + // too little space to start with if ( DemodBufferLen < 32) return 1; uint8_t si = config.offset; @@ -998,9 +1139,10 @@ int CmdT55xxInfo(const char *Cmd){ uint32_t fw = PackBits(si, 1, DemodBuffer); si += 1; uint32_t inv = PackBits(si, 1, DemodBuffer); si += 1; uint32_t por = PackBits(si, 1, DemodBuffer); si += 1; + if (config.Q5) PrintAndLog("*** Warning *** Config Info read off a Q5 will not display as expected"); PrintAndLog(""); - PrintAndLog("-- T55xx Configuration & Tag Information --------------------"); + PrintAndLog("-- T55x7 Configuration & Tag Information --------------------"); PrintAndLog("-------------------------------------------------------------"); PrintAndLog(" Safer key : %s", GetSaferStr(safer)); PrintAndLog(" reserved : %d", resv); @@ -1070,44 +1212,25 @@ int AquireData( uint8_t page, uint8_t block, bool pwdmode, uint32_t password ){ return 1; } -char * GetBitRateStr(uint32_t id){ - static char buf[25]; +char * GetBitRateStr(uint32_t id) { + static char buf[25]; char *retStr = buf; - switch (id){ - case 0: - snprintf(retStr,sizeof(buf),"%d - RF/8",id); - break; - case 1: - snprintf(retStr,sizeof(buf),"%d - RF/16",id); - break; - case 2: - snprintf(retStr,sizeof(buf),"%d - RF/32",id); - break; - case 3: - snprintf(retStr,sizeof(buf),"%d - RF/40",id); - break; - case 4: - snprintf(retStr,sizeof(buf),"%d - RF/50",id); - break; - case 5: - snprintf(retStr,sizeof(buf),"%d - RF/64",id); - break; - case 6: - snprintf(retStr,sizeof(buf),"%d - RF/100",id); - break; - case 7: - snprintf(retStr,sizeof(buf),"%d - RF/128",id); - break; - default: - snprintf(retStr,sizeof(buf),"%d - (Unknown)",id); - break; - } - + switch (id) { + case 0: snprintf(retStr,sizeof(buf),"%d - RF/8",id); break; + case 1: snprintf(retStr,sizeof(buf),"%d - RF/16",id); break; + case 2: snprintf(retStr,sizeof(buf),"%d - RF/32",id); break; + case 3: snprintf(retStr,sizeof(buf),"%d - RF/40",id); break; + case 4: snprintf(retStr,sizeof(buf),"%d - RF/50",id); break; + case 5: snprintf(retStr,sizeof(buf),"%d - RF/64",id); break; + case 6: snprintf(retStr,sizeof(buf),"%d - RF/100",id); break; + case 7: snprintf(retStr,sizeof(buf),"%d - RF/128",id); break; + default: snprintf(retStr,sizeof(buf),"%d - (Unknown)",id); break; + } return buf; } -char * GetSaferStr(uint32_t id){ +char * GetSaferStr(uint32_t id) { static char buf[40]; char *retStr = buf; @@ -1127,45 +1250,19 @@ char * GetModulationStr( uint32_t id){ char *retStr = buf; switch (id){ - case 0: - snprintf(retStr,sizeof(buf),"%d - DIRECT (ASK/NRZ)",id); - break; - case 1: - snprintf(retStr,sizeof(buf),"%d - PSK 1 phase change when input changes",id); - break; - case 2: - snprintf(retStr,sizeof(buf),"%d - PSK 2 phase change on bitclk if input high",id); - break; - case 3: - snprintf(retStr,sizeof(buf),"%d - PSK 3 phase change on rising edge of input",id); - break; - case 4: - snprintf(retStr,sizeof(buf),"%d - FSK 1 RF/8 RF/5",id); - break; - case 5: - snprintf(retStr,sizeof(buf),"%d - FSK 2 RF/8 RF/10",id); - break; - case 6: - snprintf(retStr,sizeof(buf),"%d - FSK 1a RF/5 RF/8",id); - break; - case 7: - snprintf(retStr,sizeof(buf),"%d - FSK 2a RF/10 RF/8",id); - break; - case 8: - snprintf(retStr,sizeof(buf),"%d - Manchester",id); - break; - case 16: - snprintf(retStr,sizeof(buf),"%d - Biphase",id); - break; - case 0x18: - snprintf(retStr,sizeof(buf),"%d - Biphase a - AKA Conditional Dephase Encoding(CDP)",id); - break; - case 17: - snprintf(retStr,sizeof(buf),"%d - Reserved",id); - break; - default: - snprintf(retStr,sizeof(buf),"0x%02X (Unknown)",id); - break; + case 0: snprintf(retStr,sizeof(buf),"%d - DIRECT (ASK/NRZ)",id); break; + case 1: snprintf(retStr,sizeof(buf),"%d - PSK 1 phase change when input changes",id); break; + case 2: snprintf(retStr,sizeof(buf),"%d - PSK 2 phase change on bitclk if input high",id); break; + case 3: snprintf(retStr,sizeof(buf),"%d - PSK 3 phase change on rising edge of input",id); break; + case 4: snprintf(retStr,sizeof(buf),"%d - FSK 1 RF/8 RF/5",id); break; + case 5: snprintf(retStr,sizeof(buf),"%d - FSK 2 RF/8 RF/10",id); break; + case 6: snprintf(retStr,sizeof(buf),"%d - FSK 1a RF/5 RF/8",id); break; + case 7: snprintf(retStr,sizeof(buf),"%d - FSK 2a RF/10 RF/8",id); break; + case 8: snprintf(retStr,sizeof(buf),"%d - Manchester",id); break; + case 16: snprintf(retStr,sizeof(buf),"%d - Biphase",id); break; + case 0x18: snprintf(retStr,sizeof(buf),"%d - Biphase a - AKA Conditional Dephase Encoding(CDP)",id); break; + case 17: snprintf(retStr,sizeof(buf),"%d - Reserved",id); break; + default: snprintf(retStr,sizeof(buf),"0x%02X (Unknown)",id); break; } return buf; } @@ -1185,47 +1282,21 @@ char * GetSelectedModulationStr( uint8_t id){ static char buf[20]; char *retStr = buf; - switch (id){ - case DEMOD_FSK: - snprintf(retStr,sizeof(buf),"FSK"); - break; - case DEMOD_FSK1: - snprintf(retStr,sizeof(buf),"FSK1"); - break; - case DEMOD_FSK1a: - snprintf(retStr,sizeof(buf),"FSK1a"); - break; - case DEMOD_FSK2: - snprintf(retStr,sizeof(buf),"FSK2"); - break; - case DEMOD_FSK2a: - snprintf(retStr,sizeof(buf),"FSK2a"); - break; - case DEMOD_ASK: - snprintf(retStr,sizeof(buf),"ASK"); - break; - case DEMOD_NRZ: - snprintf(retStr,sizeof(buf),"DIRECT/NRZ"); - break; - case DEMOD_PSK1: - snprintf(retStr,sizeof(buf),"PSK1"); - break; - case DEMOD_PSK2: - snprintf(retStr,sizeof(buf),"PSK2"); - break; - case DEMOD_PSK3: - snprintf(retStr,sizeof(buf),"PSK3"); - break; - case DEMOD_BI: - snprintf(retStr,sizeof(buf),"BIPHASE"); - break; - case DEMOD_BIa: - snprintf(retStr,sizeof(buf),"BIPHASEa - (CDP)"); - break; - default: - snprintf(retStr,sizeof(buf),"(Unknown)"); - break; - } + switch (id) { + case DEMOD_FSK: snprintf(retStr,sizeof(buf),"FSK"); break; + case DEMOD_FSK1: snprintf(retStr,sizeof(buf),"FSK1"); break; + case DEMOD_FSK1a: snprintf(retStr,sizeof(buf),"FSK1a"); break; + case DEMOD_FSK2: snprintf(retStr,sizeof(buf),"FSK2"); break; + case DEMOD_FSK2a: snprintf(retStr,sizeof(buf),"FSK2a"); break; + case DEMOD_ASK: snprintf(retStr,sizeof(buf),"ASK"); break; + case DEMOD_NRZ: snprintf(retStr,sizeof(buf),"DIRECT/NRZ"); break; + case DEMOD_PSK1: snprintf(retStr,sizeof(buf),"PSK1"); break; + case DEMOD_PSK2: snprintf(retStr,sizeof(buf),"PSK2"); break; + case DEMOD_PSK3: snprintf(retStr,sizeof(buf),"PSK3"); break; + case DEMOD_BI: snprintf(retStr,sizeof(buf),"BIPHASE"); break; + case DEMOD_BIa: snprintf(retStr,sizeof(buf),"BIPHASEa - (CDP)"); break; + default: snprintf(retStr,sizeof(buf),"(Unknown)"); break; + } return buf; } @@ -1264,37 +1335,203 @@ int CmdT55xxWipe(const char *Cmd) { char writeData[20] = {0}; char *ptrData = writeData; + char cmdp = param_getchar(Cmd, 0); + if ( cmdp == 'h' || cmdp == 'H') return usage_t55xx_wipe(); + + bool Q5 = (cmdp == 'q' || cmdp == 'Q'); + + // Try with the default password to reset block 0 + // With a pwd should work even if pwd bit not set PrintAndLog("\nBeginning Wipe of a T55xx tag (assuming the tag is not password protected)\n"); - //try with the default password to reset block 0 (with a pwd should work even if pwd bit not set) - snprintf(ptrData,sizeof(writeData),"b 0 d 00088040 p 0"); + if ( Q5 ){ + snprintf(ptrData,sizeof(writeData),"b 0 d 6001F004 p 0"); + } else { + snprintf(ptrData,sizeof(writeData),"b 0 d 00088040 p 0"); + } - if (!CmdT55xxWriteBlock(ptrData)) - PrintAndLog("Error writing blk 0"); + if (!CmdT55xxWriteBlock(ptrData)) PrintAndLog("Error writing blk 0"); for (uint8_t blk = 1; blk<8; blk++) { snprintf(ptrData,sizeof(writeData),"b %d d 0", blk); if (!CmdT55xxWriteBlock(ptrData)) PrintAndLog("Error writing blk %d", blk); - memset(writeData, sizeof(writeData), 0x00); + memset(writeData, 0x00, sizeof(writeData)); + } + return 0; +} + +int CmdT55xxBruteForce(const char *Cmd) { + + // load a default pwd file. + char buf[9]; + char filename[FILE_PATH_SIZE]={0}; + int keycnt = 0; + int ch; + uint8_t stKeyBlock = 20; + uint8_t *keyBlock = NULL, *p = NULL; + uint32_t start_password = 0x00000000; //start password + uint32_t end_password = 0xFFFFFFFF; //end password + bool found = false; + + char cmdp = param_getchar(Cmd, 0); + if (cmdp == 'h' || cmdp == 'H') return usage_t55xx_bruteforce(); + + keyBlock = calloc(stKeyBlock, 6); + if (keyBlock == NULL) return 1; + + if (cmdp == 'i' || cmdp == 'I') { + + int len = strlen(Cmd+2); + if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE; + memcpy(filename, Cmd+2, len); + + FILE * f = fopen( filename , "r"); + + if ( !f ) { + PrintAndLog("File: %s: not found or locked.", filename); + free(keyBlock); + return 1; + } + + while( fgets(buf, sizeof(buf), f) ) { + if (strlen(buf) < 8 || buf[7] == '\n') continue; + + while (fgetc(f) != '\n' && !feof(f)) ; //goto next line + + //The line start with # is comment, skip + if( buf[0]=='#' ) continue; + + if (!isxdigit(buf[0])) { + PrintAndLog("File content error. '%s' must include 8 HEX symbols", buf); + continue; + } + + buf[8] = 0; + + if ( stKeyBlock - keycnt < 2) { + p = realloc(keyBlock, 6*(stKeyBlock+=10)); + if (!p) { + PrintAndLog("Cannot allocate memory for defaultKeys"); + free(keyBlock); + fclose(f); + return 2; + } + keyBlock = p; + } + memset(keyBlock + 4 * keycnt, 0, 4); + num_to_bytes(strtoll(buf, NULL, 16), 4, keyBlock + 4*keycnt); + PrintAndLog("chk custom pwd[%2d] %08X", keycnt, bytes_to_num(keyBlock + 4*keycnt, 4)); + keycnt++; + memset(buf, 0, sizeof(buf)); + } + fclose(f); + + if (keycnt == 0) { + PrintAndLog("No keys found in file"); + free(keyBlock); + return 1; + } + PrintAndLog("Loaded %d keys", keycnt); + + // loop + uint64_t testpwd = 0x00; + for (uint16_t c = 0; c < keycnt; ++c ) { + + if (ukbhit()) { + ch = getchar(); + (void)ch; + printf("\naborted via keyboard!\n"); + free(keyBlock); + return 0; + } + + testpwd = bytes_to_num(keyBlock + 4*c, 4); + + PrintAndLog("Testing %08X", testpwd); + + if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, TRUE, testpwd)) { + PrintAndLog("Aquireing data from device failed. Quitting"); + free(keyBlock); + return 0; + } + + found = tryDetectModulation(); + + if ( found ) { + PrintAndLog("Found valid password: [%08X]", testpwd); + free(keyBlock); + return 0; + } + } + PrintAndLog("Password NOT found."); + free(keyBlock); + return 0; } + + // Try to read Block 7, first :) + + // incremental pwd range search + start_password = param_get32ex(Cmd, 0, 0, 16); + end_password = param_get32ex(Cmd, 1, 0, 16); + + if ( start_password >= end_password ) { + free(keyBlock); + return usage_t55xx_bruteforce(); + } + PrintAndLog("Search password range [%08X -> %08X]", start_password, end_password); + + uint32_t i = start_password; + + while ((!found) && (i <= end_password)) { + + printf("."); + fflush(stdout); + if (ukbhit()) { + ch = getchar(); + (void)ch; + printf("\naborted via keyboard!\n"); + free(keyBlock); + return 0; + } + + if (!AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, TRUE, i)) { + PrintAndLog("Aquireing data from device failed. Quitting"); + free(keyBlock); + return 0; + } + found = tryDetectModulation(); + + if (found) break; + i++; + } + + PrintAndLog(""); + + if (found) + PrintAndLog("Found valid password: [%08x]", i); + else + PrintAndLog("Password NOT found. Last tried: [%08x]", --i); + + free(keyBlock); return 0; } static command_t CommandTable[] = { - {"help", CmdHelp, 1, "This help"}, - {"config", CmdT55xxSetConfig, 1, "Set/Get T55XX configuration (modulation, inverted, offset, rate)"}, - {"detect", CmdT55xxDetect, 1, "[1] Try detecting the tag modulation from reading the configuration block."}, - {"read", CmdT55xxReadBlock, 0, "b p [password] [o] [1] -- Read T55xx block data. Optional [p password], [override], [page1]"}, - {"resetread",CmdResetRead, 0, "Send Reset Cmd then lf read the stream to attempt to identify the start of it (needs a demod and/or plot after)"}, - {"write", CmdT55xxWriteBlock,0, "b d p [password] [1] -- Write T55xx block data. Optional [p password], [page1]"}, - {"trace", CmdT55xxReadTrace, 1, "[1] Show T55x7 traceability data (page 1/ blk 0-1)"}, - {"info", CmdT55xxInfo, 1, "[1] Show T55x7 configuration data (page 0/ blk 0)"}, - {"dump", CmdT55xxDump, 0, "[password] [o] Dump T55xx card block 0-7. Optional [password], [override]"}, - {"special", special, 0, "Show block changes with 64 different offsets"}, - {"wakeup", CmdT55xxWakeUp, 0, "Send AOR wakeup command"}, - {"wipe", CmdT55xxWipe, 0, "Wipe a T55xx tag and set defaults (will destroy any data on tag)"}, + {"help", CmdHelp, 1, "This help"}, + {"bruteforce",CmdT55xxBruteForce,0, " [i <*.dic>] Simple bruteforce attack to find password"}, + {"config", CmdT55xxSetConfig, 1, "Set/Get T55XX configuration (modulation, inverted, offset, rate)"}, + {"detect", CmdT55xxDetect, 1, "[1] Try detecting the tag modulation from reading the configuration block."}, + {"read", CmdT55xxReadBlock, 0, "b p [password] [o] [1] -- Read T55xx block data. Optional [p password], [override], [page1]"}, + {"resetread", CmdResetRead, 0, "Send Reset Cmd then lf read the stream to attempt to identify the start of it (needs a demod and/or plot after)"}, + {"write", CmdT55xxWriteBlock,0, "b d p [password] [1] -- Write T55xx block data. Optional [p password], [page1]"}, + {"trace", CmdT55xxReadTrace, 1, "[1] Show T55x7 traceability data (page 1/ blk 0-1)"}, + {"info", CmdT55xxInfo, 1, "[1] Show T55x7 configuration data (page 0/ blk 0)"}, + {"dump", CmdT55xxDump, 0, "[password] [o] Dump T55xx card block 0-7. Optional [password], [override]"}, + {"special", special, 0, "Show block changes with 64 different offsets"}, + {"wakeup", CmdT55xxWakeUp, 0, "Send AOR wakeup command"}, + {"wipe", CmdT55xxWipe, 0, "[q] Wipe a T55xx tag and set defaults (will destroy any data on tag)"}, {NULL, NULL, 0, NULL} };