X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/c7442b76732e1dbc31fdd8a996142e34534ef5fb..517f8f84e427888dc0d6bcebeb16595ba1ad642e:/client/cmdhf14a.c diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c index 9a761864..b5a90b38 100644 --- a/client/cmdhf14a.c +++ b/client/cmdhf14a.c @@ -24,6 +24,8 @@ #include "cmdmain.h" #include "mifare.h" #include "cmdhfmfu.h" +#include "nonce2key/nonce2key.h" +#include "cmdhf.h" static int CmdHelp(const char *Cmd); static void waitCmd(uint8_t iLen); @@ -124,24 +126,68 @@ char* getTagInfo(uint8_t uid) { return manufactureMapping[len-1].desc; } -int CmdHF14AList(const char *Cmd) -{ - PrintAndLog("Deprecated command, use 'hf list 14a' instead"); +int usage_hf_14a_sim(void) { +// PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 or 10 byte UID\n"); + PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 byte UID\n"); + PrintAndLog("Usage: hf 14a sim t u x"); + PrintAndLog(" Options : "); + PrintAndLog(" h : this help"); + PrintAndLog(" t : 1 = MIFARE Classic"); + PrintAndLog(" 2 = MIFARE Ultralight"); + PrintAndLog(" 3 = MIFARE Desfire"); + PrintAndLog(" 4 = ISO/IEC 14443-4"); + PrintAndLog(" 5 = MIFARE Tnp3xxx"); + PrintAndLog(" 6 = MIFARE Mini"); + PrintAndLog(" 7 = AMIIBO (NTAG 215), pack 0x8080"); +// PrintAndLog(" u : 4, 7 or 10 byte UID"); + PrintAndLog(" u : 4, 7 byte UID"); + PrintAndLog(" x : (Optional) performs the 'reader attack', nr/ar attack against a legitimate reader"); + PrintAndLog("\n sample : hf 14a sim t 1 u 11223344 x"); + PrintAndLog(" : hf 14a sim t 1 u 11223344"); + PrintAndLog(" : hf 14a sim t 1 u 11223344556677"); +// PrintAndLog(" : hf 14a sim t 1 u 11223445566778899AA\n"); + return 0; +} +int usage_hf_14a_sniff(void){ + PrintAndLog("It get data from the field and saves it into command buffer."); + PrintAndLog("Buffer accessible from command 'hf list 14a'"); + PrintAndLog("Usage: hf 14a sniff [c][r]"); + PrintAndLog("c - triggered by first data from card"); + PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)"); + PrintAndLog("sample: hf 14a sniff c r"); + return 0; +} +int usage_hf_14a_raw(void){ + PrintAndLog("Usage: hf 14a raw [-h] [-r] [-c] [-p] [-a] [-T] [-t] [-b] <0A 0B 0C ... hex>"); + PrintAndLog(" -h this help"); + PrintAndLog(" -r do not read response"); + PrintAndLog(" -c calculate and append CRC"); + PrintAndLog(" -p leave the signal field ON after receive"); + PrintAndLog(" -a active signal field ON without select"); + PrintAndLog(" -s active signal field ON with select"); + PrintAndLog(" -b number of bits to send. Useful for send partial byte"); + PrintAndLog(" -t timeout in ms"); + PrintAndLog(" -T use Topaz protocol to send command"); return 0; } -int CmdHF14AReader(const char *Cmd) -{ +int CmdHF14AList(const char *Cmd) { + //PrintAndLog("Deprecated command, use 'hf list 14a' instead"); + CmdHFList("14a"); + return 0; +} + +int CmdHF14AReader(const char *Cmd) { UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}}; + clearCommandBuffer(); SendCommand(&c); - UsbCommand resp; WaitForResponse(CMD_ACK,&resp); iso14a_card_select_t card; memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t)); - uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS + uint64_t select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision if(select_status == 0) { if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed"); @@ -172,11 +218,7 @@ int CmdHF14AReader(const char *Cmd) case 0x00: //***************************************test**************** - // disconnect - c.arg[0] = 0; - c.arg[1] = 0; - c.arg[2] = 0; - SendCommand(&c); + ul_switch_off_field(); uint32_t tagT = GetHF14AMfU_Type(); ul_print_type(tagT, 0); @@ -186,6 +228,7 @@ int CmdHF14AReader(const char *Cmd) c.arg[1] = 0; c.arg[2] = 0; + clearCommandBuffer(); SendCommand(&c); UsbCommand resp; @@ -196,12 +239,7 @@ int CmdHF14AReader(const char *Cmd) select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS if(select_status == 0) { - //PrintAndLog("iso14443a card select failed"); - // disconnect - c.arg[0] = 0; - c.arg[1] = 0; - c.arg[2] = 0; - SendCommand(&c); + ul_switch_off_field(); return 0; } @@ -213,16 +251,16 @@ int CmdHF14AReader(const char *Cmd) c.d.asBytes[0] = 0x60; SendCommand(&c); WaitForResponse(CMD_ACK,&resp); - + uint8_t version[10] = {0}; memcpy(version, resp.d.asBytes, resp.arg[0] < sizeof(version) ? resp.arg[0] : sizeof(version)); - uint8_t len = resp.arg[0] & 0xff; - switch ( len ){ - // todo, identify "Magic UL-C tags". // they usually have a static nonce response to 0x1A command. + uint8_t len = resp.arg[0] & 0xff; + switch ( len){ + // todo, identify "Magic UL-C tags". // they usually have a static nonce response to 0x1A command. // UL-EV1, size, check version[6] == 0x0b (smaller) 0x0b * 4 == 48 - case 0x0A:PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128);break; + case 0x0A:PrintAndLog("TYPE : NXP MIFARE Ultralight EV1 %d bytes", (version[6] == 0xB) ? 48 : 128); break; case 0x01:PrintAndLog("TYPE : NXP MIFARE Ultralight C");break; - case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break; + case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break; } */ break; @@ -243,11 +281,10 @@ int CmdHF14AReader(const char *Cmd) } // Double & triple sized UID, can be mapped to a manufacturer. - // HACK: does this apply for Ultralight cards? if ( card.uidlen > 4 ) { PrintAndLog("MANUFACTURER : %s", getTagInfo(card.uid[0])); } - + // try to request ATS even if tag claims not to support it if (select_status == 2) { uint8_t rats[] = { 0xE0, 0x80 }; // FSDI=8 (FSD=256), CID=0 @@ -255,6 +292,7 @@ int CmdHF14AReader(const char *Cmd) c.arg[1] = 2; c.arg[2] = 0; memcpy(c.d.asBytes, rats, 2); + clearCommandBuffer(); SendCommand(&c); WaitForResponse(CMD_ACK,&resp); @@ -352,16 +390,16 @@ int CmdHF14AReader(const char *Cmd) PrintAndLog(" x0 -> <1 kByte"); break; case 0x01: - PrintAndLog(" x0 -> 1 kByte"); + PrintAndLog(" x1 -> 1 kByte"); break; case 0x02: - PrintAndLog(" x0 -> 2 kByte"); + PrintAndLog(" x2 -> 2 kByte"); break; case 0x03: - PrintAndLog(" x0 -> 4 kByte"); + PrintAndLog(" x3 -> 4 kByte"); break; case 0x04: - PrintAndLog(" x0 -> 8 kByte"); + PrintAndLog(" x4 -> 8 kByte"); break; } switch (card.ats[pos + 3] & 0xf0) { @@ -402,14 +440,17 @@ int CmdHF14AReader(const char *Cmd) // try to see if card responses to "chinese magic backdoor" commands. + uint8_t isOK = 0; + clearCommandBuffer(); c.cmd = CMD_MIFARE_CIDENT; c.arg[0] = 0; c.arg[1] = 0; c.arg[2] = 0; SendCommand(&c); - WaitForResponse(CMD_ACK,&resp); - uint8_t isOK = resp.arg[0] & 0xff; - PrintAndLog("Answers to chinese magic backdoor commands: %s", (isOK ? "YES" : "NO") ); + if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) + isOK = resp.arg[0] & 0xff; + + PrintAndLog("Answers to magic commands (GEN1): %s", (isOK ? "YES" : "NO") ); // disconnect c.cmd = CMD_READER_ISO_14443a; @@ -422,8 +463,7 @@ int CmdHF14AReader(const char *Cmd) } // Collect ISO14443 Type A UIDs -int CmdHF14ACUIDs(const char *Cmd) -{ +int CmdHF14ACUIDs(const char *Cmd) { // requested number of UIDs int n = atoi(Cmd); // collect at least 1 (e.g. if no parameter was given) @@ -454,105 +494,101 @@ int CmdHF14ACUIDs(const char *Cmd) } } PrintAndLog("End: %u", time(NULL)); - return 1; } // ## simulate iso14443a tag // ## greg - added ability to specify tag UID -int CmdHF14ASim(const char *Cmd) -{ - UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}}; - - // Retrieve the tag type - uint8_t tagtype = param_get8ex(Cmd,0,0,10); - - // When no argument was given, just print help message - if (tagtype == 0) { - PrintAndLog(""); - PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID"); - PrintAndLog(""); - PrintAndLog(" syntax: hf 14a sim "); - PrintAndLog(" types: 1 = MIFARE Classic"); - PrintAndLog(" 2 = MIFARE Ultralight"); - PrintAndLog(" 3 = MIFARE Desfire"); - PrintAndLog(" 4 = ISO/IEC 14443-4"); - PrintAndLog(" 5 = MIFARE Tnp3xxx"); - PrintAndLog(""); - return 1; +int CmdHF14ASim(const char *Cmd) { + bool errors = FALSE; + uint8_t flags = 0; + uint8_t tagtype = 1; + uint8_t cmdp = 0; + uint8_t uid[10] = {0,0,0,0,0,0,0,0,0,0}; + int uidlen = 0; + uint8_t data[40]; + uint64_t key = 0; + UsbCommand resp; + bool useUIDfromEML = TRUE; + + while(param_getchar(Cmd, cmdp) != 0x00) { + switch(param_getchar(Cmd, cmdp)) { + case 'h': + case 'H': + return usage_hf_14a_sim(); + case 't': + case 'T': + // Retrieve the tag type + tagtype = param_get8ex(Cmd, cmdp+1, 0, 10); + if (tagtype == 0) + errors = true; + cmdp += 2; + break; + case 'u': + case 'U': + // Retrieve the full 4,7,10 byte long uid + param_gethex_ex(Cmd, cmdp+1, uid, &uidlen); + switch(uidlen) { + //case 20: flags |= FLAG_10B_UID_IN_DATA; break; + case 14: flags |= FLAG_7B_UID_IN_DATA; break; + case 8: flags |= FLAG_4B_UID_IN_DATA; break; + default: errors = TRUE; break; + } + if (!errors) { + PrintAndLog("Emulating ISO/IEC 14443 type A tag with %d byte UID (%s)", uidlen>>1, sprint_hex(uid, uidlen>>1)); + useUIDfromEML = FALSE; + } + cmdp += 2; + break; + case 'x': + case 'X': + flags |= FLAG_NR_AR_ATTACK; + cmdp++; + break; + default: + PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); + errors = true; + break; + } + if(errors) break; } + + //Validations + if (errors) return usage_hf_14a_sim(); + + if ( useUIDfromEML ) + flags |= FLAG_UID_IN_EMUL; - // Store the tag type - c.arg[0] = tagtype; + PrintAndLog("Press pm3-button to abort simulation"); - // Retrieve the full 4 or 7 byte long uid - uint64_t long_uid = param_get64ex(Cmd,1,0,16); - - // Are we handling the (optional) second part uid? - if (long_uid > 0xffffffff) { - PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",long_uid); - // Store the second part - c.arg[2] = (long_uid & 0xffffffff); - long_uid >>= 32; - // Store the first part, ignore the first byte, it is replaced by cascade byte (0x88) - c.arg[1] = (long_uid & 0xffffff); - } else { - PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid); - // Only store the first part - c.arg[1] = long_uid & 0xffffffff; - } -/* - // At lease save the mandatory first part of the UID - c.arg[0] = long_uid & 0xffffffff; - - if (c.arg[1] == 0) { - PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]); + UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }}; + memcpy(c.d.asBytes, uid, uidlen>>1); + clearCommandBuffer(); + SendCommand(&c); + + while(!ukbhit()){ + if ( WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + if ( (resp.arg[0] & 0xffff) == CMD_SIMULATE_MIFARE_CARD ){ + memset(data, 0x00, sizeof(data)); + int len = (resp.arg[1] > sizeof(data)) ? sizeof(data) : resp.arg[1]; + memcpy(data, resp.d.asBytes, len); + key = 0; + + if ( flags & FLAG_NR_AR_ATTACK ) { + bool found = tryMfk32(data, &key); + found ^= tryMfk32_moebius(data, &key); + } + } + } } - - switch (c.arg[0]) { - case 1: { - PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID"); - UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,param_get32ex(Cmd,0,0,10),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16)}; - } break; - case 2: { - PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID"); - } break; - default: { - PrintAndLog("Error: unkown tag type (%d)",c.arg[0]); - PrintAndLog("syntax: hf 14a sim ",c.arg[0]); - PrintAndLog(" type1: 4 ",c.arg[0]); - - return 1; - } break; - } -*/ -/* - unsigned int hi = 0, lo = 0; - int n = 0, i = 0; - while (sscanf(&Cmd[i++], "%1x", &n ) == 1) { - hi= (hi << 4) | (lo >> 28); - lo= (lo << 4) | (n & 0xf); - } -*/ -// UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,param_get32ex(Cmd,0,0,10),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16)}; -// PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]); - SendCommand(&c); - return 0; + return 0; } -int CmdHF14ASnoop(const char *Cmd) { +int CmdHF14ASniff(const char *Cmd) { int param = 0; uint8_t ctmp = param_getchar(Cmd, 0) ; - if (ctmp == 'h' || ctmp == 'H') { - PrintAndLog("It get data from the field and saves it into command buffer."); - PrintAndLog("Buffer accessible from command hf list 14a."); - PrintAndLog("Usage: hf 14a snoop [c][r]"); - PrintAndLog("c - triggered by first data from card"); - PrintAndLog("r - triggered by first 7-bit request from reader (REQ,WUP,...)"); - PrintAndLog("sample: hf 14a snoop c r"); - return 0; - } + if (ctmp == 'h' || ctmp == 'H') return usage_hf_14a_sniff(); for (int i = 0; i < 2; i++) { ctmp = param_getchar(Cmd, i); @@ -561,37 +597,29 @@ int CmdHF14ASnoop(const char *Cmd) { } UsbCommand c = {CMD_SNOOP_ISO_14443a, {param, 0, 0}}; + clearCommandBuffer(); SendCommand(&c); return 0; } int CmdHF14ACmdRaw(const char *cmd) { UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}}; - uint8_t reply=1; - uint8_t crc=0; - uint8_t power=0; - uint8_t active=0; - uint8_t active_select=0; + bool reply=1; + bool crc = FALSE; + bool power = FALSE; + bool active = FALSE; + bool active_select = FALSE; uint16_t numbits=0; + bool bTimeout = FALSE; uint32_t timeout=0; - uint8_t bTimeout=0; + bool topazmode = FALSE; char buf[5]=""; int i=0; uint8_t data[USB_CMD_DATA_SIZE]; uint16_t datalen=0; uint32_t temp; - if (strlen(cmd)<2) { - PrintAndLog("Usage: hf 14a raw [-r] [-c] [-p] [-f] [-b] [-t] <0A 0B 0C ... hex>"); - PrintAndLog(" -r do not read response"); - PrintAndLog(" -c calculate and append CRC"); - PrintAndLog(" -p leave the signal field ON after receive"); - PrintAndLog(" -a active signal field ON without select"); - PrintAndLog(" -s active signal field ON with select"); - PrintAndLog(" -b number of bits to send. Useful for send partial byte"); - PrintAndLog(" -t timeout in ms"); - return 0; - } + if (strlen(cmd)<2) return usage_hf_14a_raw(); // strip while (*cmd==' ' || *cmd=='\t') cmd++; @@ -600,20 +628,23 @@ int CmdHF14ACmdRaw(const char *cmd) { if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; } if (cmd[i]=='-') { switch (cmd[i+1]) { + case 'H': + case 'h': + return usage_hf_14a_raw(); case 'r': - reply=0; + reply = FALSE; break; case 'c': - crc=1; + crc = TRUE; break; case 'p': - power=1; + power = TRUE; break; case 'a': - active=1; + active = TRUE; break; case 's': - active_select=1; + active_select = TRUE; break; case 'b': sscanf(cmd+i+2,"%d",&temp); @@ -623,16 +654,18 @@ int CmdHF14ACmdRaw(const char *cmd) { i-=2; break; case 't': - bTimeout=1; + bTimeout = TRUE; sscanf(cmd+i+2,"%d",&temp); timeout = temp; i+=3; while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } i-=2; break; + case 'T': + topazmode = TRUE; + break; default: - PrintAndLog("Invalid option"); - return 0; + return usage_hf_14a_raw(); } i+=2; continue; @@ -648,7 +681,7 @@ int CmdHF14ACmdRaw(const char *cmd) { sscanf(buf,"%x",&temp); data[datalen]=(uint8_t)(temp & 0xff); *buf=0; - if (++datalen>sizeof(data)){ + if (++datalen >= sizeof(data)){ if (crc) PrintAndLog("Buffer is full, we can't add CRC to your data"); break; @@ -659,10 +692,15 @@ int CmdHF14ACmdRaw(const char *cmd) { PrintAndLog("Invalid char on input"); return 0; } + if(crc && datalen>0 && datalen MAX_TIMEOUT) { timeout = MAX_TIMEOUT; @@ -683,15 +721,23 @@ int CmdHF14ACmdRaw(const char *cmd) { } c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us) } + if(power) c.arg[0] |= ISO14A_NO_DISCONNECT; + if(datalen>0) c.arg[0] |= ISO14A_RAW; + if(topazmode) + c.arg[0] |= ISO14A_TOPAZMODE; + // Max buffer is USB_CMD_DATA_SIZE - c.arg[1] = (datalen & 0xFFFF) | (numbits << 16); - memcpy(c.d.asBytes,data,datalen); + datalen = (datalen > USB_CMD_DATA_SIZE) ? USB_CMD_DATA_SIZE : datalen; + + c.arg[1] = (datalen & 0xFFFF) | (uint32_t)(numbits << 16); + memcpy(c.d.asBytes, data, datalen); + clearCommandBuffer(); SendCommand(&c); if (reply) { @@ -703,28 +749,16 @@ int CmdHF14ACmdRaw(const char *cmd) { return 0; } -static void waitCmd(uint8_t iSelect) -{ - uint8_t *recv; +static void waitCmd(uint8_t iSelect) { UsbCommand resp; - char *hexout; + uint16_t len = 0; - if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { - recv = resp.d.asBytes; - uint8_t iLen = iSelect ? resp.arg[1] : resp.arg[0]; - PrintAndLog("received %i octets",iLen); - if(!iLen) + if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) { + len = iSelect ? (resp.arg[1] & 0xffff) : (resp.arg[0] & 0xffff); + PrintAndLog("received %i octets", len); + if(!len) return; - hexout = (char *)malloc(iLen * 3 + 1); - if (hexout != NULL) { - for (int i = 0; i < iLen; i++) { // data in hex - sprintf(&hexout[i * 3], "%02X ", recv[i]); - } - PrintAndLog("%s", hexout); - free(hexout); - } else { - PrintAndLog("malloc failed your client has low memory?"); - } + PrintAndLog("%s", sprint_hex(resp.d.asBytes, len) ); } else { PrintAndLog("timeout while waiting for reply."); } @@ -737,22 +771,18 @@ static command_t CommandTable[] = {"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"}, {"cuids", CmdHF14ACUIDs, 0, " Collect n>0 ISO14443 Type A UIDs in one go"}, {"sim", CmdHF14ASim, 0, " -- Simulate ISO 14443a tag"}, - {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"}, + {"sniff", CmdHF14ASniff, 0, "sniff ISO 14443 Type A traffic"}, {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"}, {NULL, NULL, 0, NULL} }; int CmdHF14A(const char *Cmd) { - // flush - WaitForResponseTimeout(CMD_ACK,NULL,100); - - // parse - CmdsParse(CommandTable, Cmd); - return 0; + clearCommandBuffer(); + CmdsParse(CommandTable, Cmd); + return 0; } -int CmdHelp(const char *Cmd) -{ +int CmdHelp(const char *Cmd) { CmdsHelp(CommandTable); return 0; }