X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/75465377b93c9a27450a186342e9cfd2a84b4173..0a0d9a582816e7e9dd3c19baafe4d551991db40c:/client/cmdhf14a.c diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c index bd19cee4..2200531e 100644 --- a/client/cmdhf14a.c +++ b/client/cmdhf14a.c @@ -14,194 +14,213 @@ #include #include #include "util.h" -#include "../common/iso14443crc.h" +#include "iso14443crc.h" #include "data.h" #include "proxmark3.h" #include "ui.h" #include "cmdparser.h" #include "cmdhf14a.h" -#include "../include/common.h" +#include "common.h" #include "cmdmain.h" -#include "../include/mifare.h" +#include "mifare.h" +#include "cmdhfmfu.h" +#include "nonce2key/crapto1.h" + +#define llx PRIx64 static int CmdHelp(const char *Cmd); static void waitCmd(uint8_t iLen); -int CmdHF14AList(const char *Cmd) -{ - bool ShowWaitCycles = false; - char param = param_getchar(Cmd, 0); - - if (param == 'h' || (param != 0 && param != 'f')) { - PrintAndLog("List data in trace buffer."); - PrintAndLog("Usage: hf 14a list [f]"); - PrintAndLog("f - show frame delay times as well"); - PrintAndLog("sample: hf 14a list f"); - return 0; - } - - if (param == 'f') { - ShowWaitCycles = true; - } - - uint8_t got[1920]; - GetFromBigBuf(got,sizeof(got),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 = 0; - uint32_t first_timestamp = 0; - uint32_t timestamp; - uint32_t EndOfTransmissionTimestamp = 0; - - for (;;) { - if(i >= 1900) { - break; - } - - bool isResponse; - timestamp = *((uint32_t *)(got+i)); - if (timestamp & 0x80000000) { - timestamp &= 0x7fffffff; - isResponse = true; - } else { - isResponse = false; - } - - if(i==0) { - first_timestamp = timestamp; - } - - int parityBits = *((uint32_t *)(got+i+4)); - - 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[2] == 0x44 && frame[3] == 0x44) break; - - char line[1000] = ""; - int j; - if (len) { - 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]); - } - } - } else { - if (ShowWaitCycles) { - uint32_t next_timestamp = (*((uint32_t *)(got+i+9))) & 0x7fffffff; - sprintf(line, "fdt (Frame Delay Time): %d", (next_timestamp - timestamp)); - } - } - - 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; - }*/ - } +// structure and database for uid -> tagtype lookups +typedef struct { + uint8_t uid; + char* desc; +} manufactureName; + +const manufactureName manufactureMapping[] = { + // ID, "Vendor Country" + { 0x01, "Motorola UK" }, + { 0x02, "ST Microelectronics SA France" }, + { 0x03, "Hitachi, Ltd Japan" }, + { 0x04, "NXP Semiconductors Germany" }, + { 0x05, "Infineon Technologies AG Germany" }, + { 0x06, "Cylink USA" }, + { 0x07, "Texas Instrument France" }, + { 0x08, "Fujitsu Limited Japan" }, + { 0x09, "Matsushita Electronics Corporation, Semiconductor Company Japan" }, + { 0x0A, "NEC Japan" }, + { 0x0B, "Oki Electric Industry Co. Ltd Japan" }, + { 0x0C, "Toshiba Corp. Japan" }, + { 0x0D, "Mitsubishi Electric Corp. Japan" }, + { 0x0E, "Samsung Electronics Co. Ltd Korea" }, + { 0x0F, "Hynix / Hyundai, Korea" }, + { 0x10, "LG-Semiconductors Co. Ltd Korea" }, + { 0x11, "Emosyn-EM Microelectronics USA" }, + { 0x12, "INSIDE Technology France" }, + { 0x13, "ORGA Kartensysteme GmbH Germany" }, + { 0x14, "SHARP Corporation Japan" }, + { 0x15, "ATMEL France" }, + { 0x16, "EM Microelectronic-Marin SA Switzerland" }, + { 0x17, "KSW Microtec GmbH Germany" }, + { 0x18, "ZMD AG Germany" }, + { 0x19, "XICOR, Inc. USA" }, + { 0x1A, "Sony Corporation Japan Identifier Company Country" }, + { 0x1B, "Malaysia Microelectronic Solutions Sdn. Bhd Malaysia" }, + { 0x1C, "Emosyn USA" }, + { 0x1D, "Shanghai Fudan Microelectronics Co. Ltd. P.R. China" }, + { 0x1E, "Magellan Technology Pty Limited Australia" }, + { 0x1F, "Melexis NV BO Switzerland" }, + { 0x20, "Renesas Technology Corp. Japan" }, + { 0x21, "TAGSYS France" }, + { 0x22, "Transcore USA" }, + { 0x23, "Shanghai belling corp., ltd. China" }, + { 0x24, "Masktech Germany Gmbh Germany" }, + { 0x25, "Innovision Research and Technology Plc UK" }, + { 0x26, "Hitachi ULSI Systems Co., Ltd. Japan" }, + { 0x27, "Cypak AB Sweden" }, + { 0x28, "Ricoh Japan" }, + { 0x29, "ASK France" }, + { 0x2A, "Unicore Microsystems, LLC Russian Federation" }, + { 0x2B, "Dallas Semiconductor/Maxim USA" }, + { 0x2C, "Impinj, Inc. USA" }, + { 0x2D, "RightPlug Alliance USA" }, + { 0x2E, "Broadcom Corporation USA" }, + { 0x2F, "MStar Semiconductor, Inc Taiwan, ROC" }, + { 0x30, "BeeDar Technology Inc. USA" }, + { 0x31, "RFIDsec Denmark" }, + { 0x32, "Schweizer Electronic AG Germany" }, + { 0x33, "AMIC Technology Corp Taiwan" }, + { 0x34, "Mikron JSC Russia" }, + { 0x35, "Fraunhofer Institute for Photonic Microsystems Germany" }, + { 0x36, "IDS Microchip AG Switzerland" }, + { 0x37, "Kovio USA" }, + { 0x38, "HMT Microelectronic Ltd Switzerland Identifier Company Country" }, + { 0x39, "Silicon Craft Technology Thailand" }, + { 0x3A, "Advanced Film Device Inc. Japan" }, + { 0x3B, "Nitecrest Ltd UK" }, + { 0x3C, "Verayo Inc. USA" }, + { 0x3D, "HID Global USA" }, + { 0x3E, "Productivity Engineering Gmbh Germany" }, + { 0x3F, "Austriamicrosystems AG (reserved) Austria" }, + { 0x40, "Gemalto SA France" }, + { 0x41, "Renesas Electronics Corporation Japan" }, + { 0x42, "3Alogics Inc Korea" }, + { 0x43, "Top TroniQ Asia Limited Hong Kong" }, + { 0x44, "Gentag Inc (USA) USA" }, + { 0x00, "no tag-info available" } // must be the last entry +}; - if (strlen(crc)==0) { - ComputeCrc14443(CRC_14443_A, frame, len-2, &b1, &b2); - if (b1 != frame[len-2] || b2 != frame[len-1]) { - crc = (isResponse & (len < 6)) ? "" : " !crc"; - } else { - crc = ""; - } - } - } else { - crc = ""; // SHORT - } - i += (len + 9); +// get a product description based on the UID +// uid[8] tag uid +// returns description of the best match +char* getTagInfo(uint8_t uid) { - EndOfTransmissionTimestamp = (*((uint32_t *)(got+i))) & 0x7fffffff; - - if (!ShowWaitCycles) i += 9; - - PrintAndLog(" %9d | %9d | %s | %s %s", - (timestamp - first_timestamp), - (EndOfTransmissionTimestamp - first_timestamp), - (len?(isResponse ? "Tag" : "Rdr"):" "), - line, crc); + int i; + int len = sizeof(manufactureMapping) / sizeof(manufactureName); + + for ( i = 0; i < len; ++i ) + if ( uid == manufactureMapping[i].uid) + return manufactureMapping[i].desc; - } - return 0; + //No match, return default + return manufactureMapping[len-1].desc; } -void iso14a_set_timeout(uint32_t timeout) { - UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_SET_TIMEOUT, 0, timeout}}; - SendCommand(&c); +int CmdHF14AList(const char *Cmd) +{ + PrintAndLog("Deprecated command, use 'hf list 14a' instead"); + return 0; } int CmdHF14AReader(const char *Cmd) { - UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT, 0, 0}}; + UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}}; SendCommand(&c); UsbCommand resp; WaitForResponse(CMD_ACK,&resp); - iso14a_card_select_t *card = (iso14a_card_select_t *)resp.d.asBytes; + 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, 3: proprietary Anticollision + + if(select_status == 0) { + if (Cmd[0] != 's') PrintAndLog("iso14443a card select failed"); + // disconnect + c.arg[0] = 0; + c.arg[1] = 0; + c.arg[2] = 0; + SendCommand(&c); + return 0; + } - if(resp.arg[0] == 0) { - PrintAndLog("iso14443a card select failed"); + if(select_status == 3) { + PrintAndLog("Card doesn't support standard iso14443-3 anticollision"); + PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]); + // disconnect + c.arg[0] = 0; + c.arg[1] = 0; + c.arg[2] = 0; + SendCommand(&c); return 0; } - PrintAndLog("ATQA : %02x %02x", card->atqa[0], card->atqa[1]); - PrintAndLog(" UID : %s", sprint_hex(card->uid, card->uidlen)); - PrintAndLog(" SAK : %02x [%d]", card->sak, resp.arg[0]); + PrintAndLog(" UID : %s", sprint_hex(card.uid, card.uidlen)); + PrintAndLog("ATQA : %02x %02x", card.atqa[1], card.atqa[0]); + PrintAndLog(" SAK : %02x [%d]", card.sak, resp.arg[0]); + + switch (card.sak) { + case 0x00: + + //***************************************test**************** + ul_switch_off_field(); + + uint16_t tagT = GetHF14AMfU_Type(); + ul_print_type(tagT, 0); + + //reconnect for further tests + c.arg[0] = ISO14A_CONNECT | ISO14A_NO_DISCONNECT; + c.arg[1] = 0; + c.arg[2] = 0; + + SendCommand(&c); - switch (card->sak) { - case 0x00: PrintAndLog("TYPE : NXP MIFARE Ultralight | Ultralight C"); break; + UsbCommand resp; + WaitForResponse(CMD_ACK,&resp); + + memcpy(&card, (iso14a_card_select_t *)resp.d.asBytes, sizeof(iso14a_card_select_t)); + + select_status = resp.arg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS + + if(select_status == 0) { + ul_switch_off_field(); + return 0; + } + + /* orig + // check if the tag answers to GETVERSION (0x60) + c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT; + c.arg[1] = 1; + c.arg[2] = 0; + 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. + // 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 0x01:PrintAndLog("TYPE : NXP MIFARE Ultralight C");break; + case 0x00:PrintAndLog("TYPE : NXP MIFARE Ultralight");break; + } + */ + break; + case 0x01: PrintAndLog("TYPE : NXP TNP3xxx Activision Game Appliance"); break; case 0x04: PrintAndLog("TYPE : NXP MIFARE (various !DESFire !DESFire EV1)"); break; case 0x08: PrintAndLog("TYPE : NXP MIFARE CLASSIC 1k | Plus 2k SL1"); break; case 0x09: PrintAndLog("TYPE : NXP MIFARE Mini 0.3k"); break; @@ -216,67 +235,104 @@ int CmdHF14AReader(const char *Cmd) case 0x98: PrintAndLog("TYPE : Gemplus MPCOS"); break; default: ; } - if(resp.arg[0] == 1) { + + // Double & triple sized UID, can be mapped to a manufacturer. + 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 + c.arg[0] = ISO14A_RAW | ISO14A_APPEND_CRC | ISO14A_NO_DISCONNECT; + c.arg[1] = 2; + c.arg[2] = 0; + memcpy(c.d.asBytes, rats, 2); + SendCommand(&c); + WaitForResponse(CMD_ACK,&resp); + + memcpy(card.ats, resp.d.asBytes, resp.arg[0]); + card.ats_len = resp.arg[0]; // note: ats_len includes CRC Bytes + } + + if(card.ats_len >= 3) { // a valid ATS consists of at least the length byte (TL) and 2 CRC bytes bool ta1 = 0, tb1 = 0, tc1 = 0; int pos; - PrintAndLog(" ATS : %s", sprint_hex(card->ats, card->ats_len)); - if (card->ats_len > 0) { - PrintAndLog(" - TL : length is %d bytes", card->ats[0]); + if (select_status == 2) { + PrintAndLog("SAK incorrectly claims that card doesn't support RATS"); + } + PrintAndLog(" ATS : %s", sprint_hex(card.ats, card.ats_len)); + PrintAndLog(" - TL : length is %d bytes", card.ats[0]); + if (card.ats[0] != card.ats_len - 2) { + PrintAndLog("ATS may be corrupted. Length of ATS (%d bytes incl. 2 Bytes CRC) doesn't match TL", card.ats_len); } - if (card->ats_len > 1) { - ta1 = (card->ats[1] & 0x10) == 0x10; - tb1 = (card->ats[1] & 0x20) == 0x20; - tc1 = (card->ats[1] & 0x40) == 0x40; + + if (card.ats[0] > 1) { // there is a format byte (T0) + ta1 = (card.ats[1] & 0x10) == 0x10; + tb1 = (card.ats[1] & 0x20) == 0x20; + tc1 = (card.ats[1] & 0x40) == 0x40; + int16_t fsci = card.ats[1] & 0x0f; PrintAndLog(" - T0 : TA1 is%s present, TB1 is%s present, " - "TC1 is%s present, FSCI is %d", + "TC1 is%s present, FSCI is %d (FSC = %ld)", (ta1 ? "" : " NOT"), (tb1 ? "" : " NOT"), (tc1 ? "" : " NOT"), - (card->ats[1] & 0x0f)); + fsci, + fsci < 5 ? (fsci - 2) * 8 : + fsci < 8 ? (fsci - 3) * 32 : + fsci == 8 ? 256 : + -1 + ); } pos = 2; - if (ta1 && card->ats_len > pos) { + if (ta1) { char dr[16], ds[16]; dr[0] = ds[0] = '\0'; - if (card->ats[pos] & 0x10) strcat(ds, "2, "); - if (card->ats[pos] & 0x20) strcat(ds, "4, "); - if (card->ats[pos] & 0x40) strcat(ds, "8, "); - if (card->ats[pos] & 0x01) strcat(dr, "2, "); - if (card->ats[pos] & 0x02) strcat(dr, "4, "); - if (card->ats[pos] & 0x04) strcat(dr, "8, "); + if (card.ats[pos] & 0x10) strcat(ds, "2, "); + if (card.ats[pos] & 0x20) strcat(ds, "4, "); + if (card.ats[pos] & 0x40) strcat(ds, "8, "); + if (card.ats[pos] & 0x01) strcat(dr, "2, "); + if (card.ats[pos] & 0x02) strcat(dr, "4, "); + if (card.ats[pos] & 0x04) strcat(dr, "8, "); if (strlen(ds) != 0) ds[strlen(ds) - 2] = '\0'; if (strlen(dr) != 0) dr[strlen(dr) - 2] = '\0'; PrintAndLog(" - TA1 : different divisors are%s supported, " "DR: [%s], DS: [%s]", - (card->ats[pos] & 0x80 ? " NOT" : ""), dr, ds); + (card.ats[pos] & 0x80 ? " NOT" : ""), dr, ds); pos++; } - if (tb1 && card->ats_len > pos) { - PrintAndLog(" - TB1 : SFGI = %d, FWI = %d", - (card->ats[pos] & 0x08), - (card->ats[pos] & 0x80) >> 4); + if (tb1) { + uint32_t sfgi = card.ats[pos] & 0x0F; + uint32_t fwi = card.ats[pos] >> 4; + PrintAndLog(" - TB1 : SFGI = %d (SFGT = %s%ld/fc), FWI = %d (FWT = %ld/fc)", + (sfgi), + sfgi ? "" : "(not needed) ", + sfgi ? (1 << 12) << sfgi : 0, + fwi, + (1 << 12) << fwi + ); pos++; } - if (tc1 && card->ats_len > pos) { + if (tc1) { PrintAndLog(" - TC1 : NAD is%s supported, CID is%s supported", - (card->ats[pos] & 0x01) ? "" : " NOT", - (card->ats[pos] & 0x02) ? "" : " NOT"); + (card.ats[pos] & 0x01) ? "" : " NOT", + (card.ats[pos] & 0x02) ? "" : " NOT"); pos++; } - if (card->ats_len > pos) { + if (card.ats[0] > pos) { char *tip = ""; - if (card->ats_len - pos > 7) { - if (memcmp(card->ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) { + if (card.ats[0] - pos >= 7) { + if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x01\xBC\xD6", 7) == 0) { tip = "-> MIFARE Plus X 2K or 4K"; - } else if (memcmp(card->ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) { + } else if (memcmp(card.ats + pos, "\xC1\x05\x2F\x2F\x00\x35\xC7", 7) == 0) { tip = "-> MIFARE Plus S 2K or 4K"; } } - PrintAndLog(" - HB : %s%s", sprint_hex(card->ats + pos, card->ats_len - pos - 2), tip); - if (card->ats[pos] == 0xC1) { + PrintAndLog(" - HB : %s%s", sprint_hex(card.ats + pos, card.ats[0] - pos), tip); + if (card.ats[pos] == 0xC1) { PrintAndLog(" c1 -> Mifare or (multiple) virtual cards of various type"); PrintAndLog(" %02x -> Length is %d bytes", - card->ats[pos + 1], card->ats[pos + 1]); - switch (card->ats[pos + 2] & 0xf0) { + card.ats[pos + 1], card.ats[pos + 1]); + switch (card.ats[pos + 2] & 0xf0) { case 0x10: PrintAndLog(" 1x -> MIFARE DESFire"); break; @@ -284,7 +340,7 @@ int CmdHF14AReader(const char *Cmd) PrintAndLog(" 2x -> MIFARE Plus"); break; } - switch (card->ats[pos + 2] & 0x0f) { + switch (card.ats[pos + 2] & 0x0f) { case 0x00: PrintAndLog(" x0 -> <1 kByte"); break; @@ -301,7 +357,7 @@ int CmdHF14AReader(const char *Cmd) PrintAndLog(" x0 -> 8 kByte"); break; } - switch (card->ats[pos + 3] & 0xf0) { + switch (card.ats[pos + 3] & 0xf0) { case 0x00: PrintAndLog(" 0x -> Engineering sample"); break; @@ -309,7 +365,7 @@ int CmdHF14AReader(const char *Cmd) PrintAndLog(" 2x -> Released"); break; } - switch (card->ats[pos + 3] & 0x0f) { + switch (card.ats[pos + 3] & 0x0f) { case 0x00: PrintAndLog(" x0 -> Generation 1"); break; @@ -320,7 +376,7 @@ int CmdHF14AReader(const char *Cmd) PrintAndLog(" x2 -> Generation 3"); break; } - switch (card->ats[pos + 4] & 0x0f) { + switch (card.ats[pos + 4] & 0x0f) { case 0x00: PrintAndLog(" x0 -> Only VCSL supported"); break; @@ -334,10 +390,28 @@ int CmdHF14AReader(const char *Cmd) } } } else { - PrintAndLog("proprietary non iso14443a-4 card found, RATS not supported"); + PrintAndLog("proprietary non iso14443-4 card found, RATS not supported"); } - return resp.arg[0]; + + // try to see if card responses to "chinese magic backdoor" commands. + 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") ); + + // disconnect + c.cmd = CMD_READER_ISO_14443a; + c.arg[0] = 0; + c.arg[1] = 0; + c.arg[2] = 0; + SendCommand(&c); + + return select_status; } // Collect ISO14443 Type A UIDs @@ -359,20 +433,17 @@ int CmdHF14ACUIDs(const char *Cmd) UsbCommand resp; WaitForResponse(CMD_ACK,&resp); - uint8_t *uid = resp.d.asBytes; - iso14a_card_select_t *card = (iso14a_card_select_t *)(uid + 12); + iso14a_card_select_t *card = (iso14a_card_select_t *) resp.d.asBytes; // check if command failed if (resp.arg[0] == 0) { PrintAndLog("Card select failed."); } else { - // check if UID is 4 bytes - if ((card->atqa[1] & 0xC0) == 0) { - PrintAndLog("%02X%02X%02X%02X", - *uid, *(uid + 1), *(uid + 2), *(uid + 3)); - } else { - PrintAndLog("UID longer than 4 bytes"); + char uid_string[20]; + for (uint16_t i = 0; i < card->uidlen; i++) { + sprintf(&uid_string[2*i], "%02X", card->uid[i]); } + PrintAndLog("%s", uid_string); } } PrintAndLog("End: %u", time(NULL)); @@ -380,102 +451,221 @@ int CmdHF14ACUIDs(const char *Cmd) return 1; } + +static int usage_hf_14a_sim(void) +{ + PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4 or 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(" u : 4 or 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 1122344"); + PrintAndLog(" : hf 14a sim t 1 u 1122344 x\n"); + return 0; +} + // ## 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}}; + bool errors = FALSE; + uint8_t flags = 0; + uint8_t tagtype = 1; + uint64_t uid = 0; + uint8_t cmdp = 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(""); - return 1; + 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 or 7 byte long uid + uid = param_get64ex(Cmd, cmdp+1, 0, 16); + if (uid == 0 ) + errors = TRUE; + + if (uid > 0xffffffff) { + PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",uid); + flags |= FLAG_7B_UID_IN_DATA; + } else { + PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",uid); + flags |= FLAG_4B_UID_IN_DATA; + } + 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(); + + PrintAndLog("Press pm3-button to abort simulation"); - // Store the tag type - c.arg[0] = tagtype; - - // 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; + UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }}; + num_to_bytes(uid, 7, c.d.asBytes); + SendCommand(&c); + + while(!ukbhit()){ + UsbCommand resp; + WaitForResponseTimeout(CMD_ACK,&resp,1500); + PrintAndLog("Got %04X %02X", resp.arg[0], resp.arg[0]); + if ( (resp.arg[0] & 0xffff) == CMD_SIMULATE_MIFARE_CARD ){ + uint8_t data[40]; + uint8_t key[6]; + int len = (resp.arg[1] > sizeof(data)) ? sizeof(data) : resp.arg[1]; + memcpy(data, resp.d.asBytes, len); + tryMfk32(uid, data, key); + //tryMfk64(uid, data, key); + PrintAndLog("--"); + memset(data,0x00, 40); + } } -/* - // At lease save the mandatory first part of the UID - c.arg[0] = long_uid & 0xffffffff; + return 0; +} - 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]); +int tryMfk32(uint64_t myuid, uint8_t *data, uint8_t *outputkey ){ + + struct Crypto1State *s,*t; + uint64_t key; // recovered key + uint32_t uid; // serial number + uint32_t nt; // tag challenge + uint32_t nr0_enc; // first encrypted reader challenge + uint32_t ar0_enc; // first encrypted reader response + uint32_t nr1_enc; // second encrypted reader challenge + uint32_t ar1_enc; // second encrypted reader response + bool isSuccess = FALSE; + int counter = 0; + + uid = myuid;//(uint32_t)bytes_to_num(data + 0, 4); + nt = *(uint32_t*)(data+8); + nr0_enc = *(uint32_t*)(data+12); + ar0_enc = *(uint32_t*)(data+16); + nr1_enc = *(uint32_t*)(data+32); + ar1_enc = *(uint32_t*)(data+36); + + // PrintAndLog("Recovering key for:"); + // PrintAndLog(" uid: %08x",uid); + // PrintAndLog(" nt: %08x",nt); + // PrintAndLog(" {nr_0}: %08x",nr0_enc); + // PrintAndLog(" {ar_0}: %08x",ar0_enc); + // PrintAndLog(" {nr_1}: %08x",nr1_enc); + // PrintAndLog(" {ar_1}: %08x",ar1_enc); + + s = lfsr_recovery32(ar0_enc ^ prng_successor(nt, 64), 0); + + for(t = s; t->odd | t->even; ++t) { + lfsr_rollback_word(t, 0, 0); + lfsr_rollback_word(t, nr0_enc, 1); + lfsr_rollback_word(t, uid ^ nt, 0); + crypto1_get_lfsr(t, &key); + crypto1_word(t, uid ^ nt, 0); + crypto1_word(t, nr1_enc, 1); + if (ar1_enc == (crypto1_word(t, 0, 0) ^ prng_successor(nt, 64))) { + PrintAndLog("Found Key: [%012"llx"]",key); + isSuccess = TRUE; + ++counter; + if (counter==10) + break; + } } + free(s); + return isSuccess; +} + +int tryMfk64(uint64_t myuid, uint8_t *data, uint8_t *outputkey ){ + + struct Crypto1State *revstate; + uint64_t key; // recovered key + uint32_t uid; // serial number + uint32_t nt; // tag challenge + uint32_t nr_enc; // encrypted reader challenge + uint32_t ar_enc; // encrypted reader response + uint32_t at_enc; // encrypted tag response + uint32_t ks2; // keystream used to encrypt reader response + uint32_t ks3; // keystream used to encrypt tag response + + struct Crypto1State mpcs = {0, 0}; + struct Crypto1State *pcs; + pcs = &mpcs; - 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; + + + uid = myuid;//(uint32_t)bytes_to_num(data + 0, 4); + nt = *(uint32_t*)(data+8); + nr_enc = *(uint32_t*)(data+12); + ar_enc = *(uint32_t*)(data+16); + + crypto1_word(pcs, nr_enc , 1); + at_enc = prng_successor(nt, 96) ^ crypto1_word(pcs, 0, 0); + + // printf("Recovering key for:\n"); + // printf(" uid: %08x\n",uid); + // printf(" nt: %08x\n",nt); + // printf(" {nr}: %08x\n",nr_enc); + // printf(" {ar}: %08x\n",ar_enc); + // printf(" {at}: %08x\n",at_enc); + + // Extract the keystream from the messages + ks2 = ar_enc ^ prng_successor(nt, 64); + ks3 = at_enc ^ prng_successor(nt, 96); + + revstate = lfsr_recovery64(ks2, ks3); + lfsr_rollback_word(revstate, 0, 0); + lfsr_rollback_word(revstate, 0, 0); + lfsr_rollback_word(revstate, nr_enc, 1); + lfsr_rollback_word(revstate, uid ^ nt, 0); + crypto1_get_lfsr(revstate, &key); + PrintAndLog("Found Key: [%012"llx"]",key); + crypto1_destroy(revstate); + crypto1_destroy(pcs); + return 0; } -int CmdHF14ASnoop(const char *Cmd) { +int CmdHF14ASniff(const char *Cmd) { int param = 0; - if (param_getchar(Cmd, 0) == 'h') { + 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 14a list."); - PrintAndLog("Usage: hf 14a snoop [c][r]"); + 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 snoop c r"); + PrintAndLog("sample: hf 14a sniff c r"); return 0; } for (int i = 0; i < 2; i++) { - char ctmp = param_getchar(Cmd, i); + ctmp = param_getchar(Cmd, i); if (ctmp == 'c' || ctmp == 'C') param |= 0x01; if (ctmp == 'r' || ctmp == 'R') param |= 0x02; } @@ -485,33 +675,38 @@ int CmdHF14ASnoop(const char *Cmd) { 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; - uint16_t timeout=0; - uint8_t bTimeout=0; + bool bTimeout = FALSE; + uint32_t timeout=0; + bool topazmode = FALSE; char buf[5]=""; int i=0; uint8_t data[USB_CMD_DATA_SIZE]; - unsigned int datalen=0, temp; + 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("Usage: hf 14a raw [-r] [-c] [-p] [-a] [-t] [-b] <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"); + PrintAndLog(" -t timeout in ms"); + PrintAndLog(" -T use Topaz protocol to send command"); return 0; } + // strip while (*cmd==' ' || *cmd=='\t') cmd++; @@ -520,19 +715,19 @@ int CmdHF14ACmdRaw(const char *cmd) { if (cmd[i]=='-') { switch (cmd[i+1]) { 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); @@ -542,12 +737,15 @@ int CmdHF14ACmdRaw(const char *cmd) { i-=2; break; case 't': - bTimeout=1; + bTimeout = TRUE; sscanf(cmd+i+2,"%d",&temp); - timeout = temp & 0xFFFF; + timeout = temp; i+=3; while(cmd[i]!=' ' && cmd[i]!='\0') { i++; } - i+=2; + i-=2; + break; + case 'T': + topazmode = TRUE; break; default: PrintAndLog("Invalid option"); @@ -567,7 +765,7 @@ 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; @@ -578,10 +776,15 @@ int CmdHF14ACmdRaw(const char *cmd) { PrintAndLog("Invalid char on input"); return 0; } + if(crc && datalen>0 && datalenMAX_TIMEOUT) { - c.arg[2] = MAX_TIMEOUT; - PrintAndLog("Set timeout to 624 ms. The max we can wait for response"); + if(timeout > MAX_TIMEOUT) { + timeout = MAX_TIMEOUT; + PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response"); } + 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); @@ -621,13 +830,14 @@ int CmdHF14ACmdRaw(const char *cmd) { return 0; } + static void waitCmd(uint8_t iSelect) { uint8_t *recv; UsbCommand resp; char *hexout; - if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) { + 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); @@ -651,11 +861,11 @@ static void waitCmd(uint8_t iSelect) static command_t CommandTable[] = { {"help", CmdHelp, 1, "This help"}, - {"list", CmdHF14AList, 0, "List ISO 14443a history"}, + {"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"}, {"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, " -- Fake ISO 14443a tag"}, - {"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"}, + {"sim", CmdHF14ASim, 0, " -- Simulate ISO 14443a tag"}, + {"sniff", CmdHF14ASniff, 0, "sniff ISO 14443 Type A traffic"}, {"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"}, {NULL, NULL, 0, NULL} }; @@ -665,8 +875,8 @@ int CmdHF14A(const char *Cmd) { WaitForResponseTimeout(CMD_ACK,NULL,100); // parse - CmdsParse(CommandTable, Cmd); - return 0; + CmdsParse(CommandTable, Cmd); + return 0; } int CmdHelp(const char *Cmd)