proxmark3/client/cmdhfmfp.c
2020-03-17 13:38:51 +01:00

1202 lines
41 KiB
C

//-----------------------------------------------------------------------------
// Copyright (C) 2018 Merlok
// Copyright (C) 2018 drHatson
//
// 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
// the license.
//-----------------------------------------------------------------------------
// High frequency MIFARE Plus commands
//-----------------------------------------------------------------------------
#include "cmdhfmfp.h"
#include <string.h>
#include "cmdparser.h" // command_t
#include "commonutil.h" // ARRAYLEN
#include "comms.h"
#include "ui.h"
#include "cmdhf14a.h"
#include "mifare/mifare4.h"
#include "mifare/mad.h"
#include "mifare/ndef.h"
#include "cliparser/cliparser.h"
#include "emv/dump.h"
#include "mifare/mifaredefault.h"
#include "util_posix.h"
#include "fileutils.h"
static const uint8_t DefaultKey[16] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
uint16_t CardAddresses[] = {0x9000, 0x9001, 0x9002, 0x9003, 0x9004, 0xA000, 0xA001, 0xA080, 0xA081, 0xC000, 0xC001};
static int CmdHelp(const char *Cmd);
static int CmdHFMFPInfo(const char *Cmd) {
if (Cmd && strlen(Cmd) > 0)
PrintAndLogEx(WARNING, "command don't have any parameters.\n");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(INFO, "-- Mifare Plus Tag Information ------------------------------");
PrintAndLogEx(INFO, "-------------------------------------------------------------");
// info about 14a part
infoHF14A(false, false, false);
// Mifare Plus info
SendCommandMIX(CMD_HF_ISO14443A_READER, ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0, NULL, 0);
PacketResponseNG resp;
WaitForResponse(CMD_ACK, &resp);
iso14a_card_select_t card;
memcpy(&card, (iso14a_card_select_t *)resp.data.asBytes, sizeof(iso14a_card_select_t));
uint64_t select_status = resp.oldarg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
if (select_status == 1 || select_status == 2) {
PrintAndLogEx(INFO, "-------------------------------------------------------------");
PrintAndLogEx(INFO, " Fingerprint");
// MIFARE Type Identification Procedure
// https://www.nxp.com/docs/en/application-note/AN10833.pdf
uint16_t ATQA = card.atqa[0] + (card.atqa[1] << 8);
if (ATQA == 0x0004) PrintAndLogEx(INFO, " ATQA - " _GREEN_("Mifare Plus 2K") " (4b UID)");
if (ATQA == 0x0002) PrintAndLogEx(INFO, " ATQA - " _GREEN_("Mifare Plus 4K") " (4b UID)");
if (ATQA == 0x0044) PrintAndLogEx(INFO, " ATQA - " _GREEN_("Mifare Plus 2K") " (7b UID)");
if (ATQA == 0x0042) PrintAndLogEx(INFO, " ATQA - " _GREEN_("Mifare Plus 4K") " (7b UID)");
uint8_t SLmode = 0xff;
if (card.sak == 0x08) {
PrintAndLogEx(INFO, " SAK - " _GREEN_("Mifare Plus 2K 7b UID"));
if (select_status == 2) SLmode = 1;
}
if (card.sak == 0x18) {
PrintAndLogEx(INFO, " SAK - " _GREEN_("Mifare Plus 4K 7b UID"));
if (select_status == 2) SLmode = 1;
}
if (card.sak == 0x10) {
PrintAndLogEx(INFO, " SAK - " _GREEN_("Mifare Plus 2K"));
if (select_status == 2) SLmode = 2;
}
if (card.sak == 0x11) {
PrintAndLogEx(INFO, " SAK - " _GREEN_("Mifare Plus 4K"));
if (select_status == 2) SLmode = 2;
}
if (card.sak == 0x20) {
PrintAndLogEx(INFO, " SAK - " _GREEN_("Mifare Plus SL0/SL3") "or " _GREEN_("Mifare DESFire"));
if (card.ats_len > 0) {
PrintAndLogEx(INFO, "");
PrintAndLogEx(INFO, " SL fingerprint");
SLmode = 3;
// check SL0
uint8_t data[250] = {0};
int datalen = 0;
// https://github.com/Proxmark/proxmark3/blob/master/client/luascripts/mifarePlus.lua#L161
uint8_t cmd[3 + 16] = {0xa8, 0x90, 0x90, 0x00};
int res = ExchangeRAW14a(cmd, sizeof(cmd), false, false, data, sizeof(data), &datalen, false);
if (!res && datalen > 1 && data[0] == 0x09) {
SLmode = 0;
}
}
}
if (SLmode != 0xFF)
PrintAndLogEx(SUCCESS, "\tMifare Plus SL mode: " _YELLOW_("SL%d"), SLmode);
else
PrintAndLogEx(WARNING, "\tMifare Plus SL mode: " _YELLOW_("unknown"));
} else {
PrintAndLogEx(INFO, "\tMifare Plus info not available.");
}
DropField();
return PM3_SUCCESS;
}
static int CmdHFMFPWritePerso(const char *Cmd) {
uint8_t keyNum[64] = {0};
int keyNumLen = 0;
uint8_t key[64] = {0};
int keyLen = 0;
CLIParserInit("hf mfp wrp",
"Executes Write Perso command. Can be used in SL0 mode only.",
"Usage:\n\thf mfp wrp 4000 000102030405060708090a0b0c0d0e0f -> write key (00..0f) to key number 4000 \n"
"\thf mfp wrp 4000 -> write default key(0xff..0xff) to key number 4000");
void *argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show internal data."),
arg_str1(NULL, NULL, "<HEX key number (2b)>", NULL),
arg_strx0(NULL, NULL, "<HEX key (16b)>", NULL),
arg_param_end
};
CLIExecWithReturn(Cmd, argtable, true);
bool verbose = arg_get_lit(1);
CLIGetHexWithReturn(2, keyNum, &keyNumLen);
CLIGetHexWithReturn(3, key, &keyLen);
CLIParserFree();
mfpSetVerboseMode(verbose);
if (!keyLen) {
memmove(key, DefaultKey, 16);
keyLen = 16;
}
if (keyNumLen != 2) {
PrintAndLogEx(ERR, "Key number length must be 2 bytes instead of: %d", keyNumLen);
return 1;
}
if (keyLen != 16) {
PrintAndLogEx(ERR, "Key length must be 16 bytes instead of: %d", keyLen);
return 1;
}
uint8_t data[250] = {0};
int datalen = 0;
int res = MFPWritePerso(keyNum, key, true, false, data, sizeof(data), &datalen);
if (res) {
PrintAndLogEx(ERR, "Exchange error: %d", res);
return res;
}
if (datalen != 3) {
PrintAndLogEx(ERR, "Command must return 3 bytes instead of: %d", datalen);
return 1;
}
if (data[0] != 0x90) {
PrintAndLogEx(ERR, "Command error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
return 1;
}
PrintAndLogEx(INFO, "Write OK.");
return PM3_SUCCESS;
}
static int CmdHFMFPInitPerso(const char *Cmd) {
int res;
uint8_t key[256] = {0};
int keyLen = 0;
uint8_t keyNum[2] = {0};
uint8_t data[250] = {0};
int datalen = 0;
CLIParserInit("hf mfp initp",
"Executes Write Perso command for all card's keys. Can be used in SL0 mode only.",
"Usage:\n\thf mfp initp 000102030405060708090a0b0c0d0e0f -> fill all the keys with key (00..0f)\n"
"\thf mfp initp -vv -> fill all the keys with default key(0xff..0xff) and show all the data exchange");
void *argtable[] = {
arg_param_begin,
arg_litn("vV", "verbose", 0, 2, "show internal data."),
arg_strx0(NULL, NULL, "<HEX key (16b)>", NULL),
arg_param_end
};
CLIExecWithReturn(Cmd, argtable, true);
bool verbose = arg_get_lit(1);
bool verbose2 = arg_get_lit(1) > 1;
CLIGetHexWithReturn(2, key, &keyLen);
CLIParserFree();
if (keyLen && keyLen != 16) {
PrintAndLogEx(ERR, "Key length must be 16 bytes instead of: %d", keyLen);
return 1;
}
if (!keyLen)
memmove(key, DefaultKey, 16);
mfpSetVerboseMode(verbose2);
for (uint16_t sn = 0x4000; sn < 0x4050; sn++) {
keyNum[0] = sn >> 8;
keyNum[1] = sn & 0xff;
res = MFPWritePerso(keyNum, key, (sn == 0x4000), true, data, sizeof(data), &datalen);
if (!res && (datalen == 3) && data[0] == 0x09) {
PrintAndLogEx(INFO, "2k card detected.");
break;
}
if (res || (datalen != 3) || data[0] != 0x90) {
PrintAndLogEx(ERR, "Write error on address %04x", sn);
break;
}
}
mfpSetVerboseMode(verbose);
for (int i = 0; i < ARRAYLEN(CardAddresses); i++) {
keyNum[0] = CardAddresses[i] >> 8;
keyNum[1] = CardAddresses[i] & 0xff;
res = MFPWritePerso(keyNum, key, false, true, data, sizeof(data), &datalen);
if (!res && (datalen == 3) && data[0] == 0x09) {
PrintAndLogEx(WARNING, "Skipped[%04x]...", CardAddresses[i]);
} else {
if (res || (datalen != 3) || data[0] != 0x90) {
PrintAndLogEx(ERR, "Write error on address %04x", CardAddresses[i]);
break;
}
}
}
DropField();
if (res)
return res;
PrintAndLogEx(INFO, "Done.");
return PM3_SUCCESS;
}
static int CmdHFMFPCommitPerso(const char *Cmd) {
CLIParserInit("hf mfp commitp",
"Executes Commit Perso command. Can be used in SL0 mode only.",
"Usage:\n\thf mfp commitp -> \n");
void *argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show internal data."),
arg_int0(NULL, NULL, "SL mode", NULL),
arg_param_end
};
CLIExecWithReturn(Cmd, argtable, true);
bool verbose = arg_get_lit(1);
CLIParserFree();
mfpSetVerboseMode(verbose);
uint8_t data[250] = {0};
int datalen = 0;
int res = MFPCommitPerso(true, false, data, sizeof(data), &datalen);
if (res) {
PrintAndLogEx(ERR, "Exchange error: %d", res);
return res;
}
if (datalen != 3) {
PrintAndLogEx(ERR, "Command must return 3 bytes instead of: %d", datalen);
return 1;
}
if (data[0] != 0x90) {
PrintAndLogEx(ERR, "Command error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
return 1;
}
PrintAndLogEx(INFO, "Switch level OK.");
return PM3_SUCCESS;
}
static int CmdHFMFPAuth(const char *Cmd) {
uint8_t keyn[250] = {0};
int keynlen = 0;
uint8_t key[250] = {0};
int keylen = 0;
CLIParserInit("hf mfp auth",
"Executes AES authentication command for Mifare Plus card",
"Usage:\n\thf mfp auth 4000 000102030405060708090a0b0c0d0e0f -> executes authentication\n"
"\thf mfp auth 9003 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF -v -> executes authentication and shows all the system data\n");
void *argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show internal data."),
arg_str1(NULL, NULL, "<Key Num (HEX 2 bytes)>", NULL),
arg_str1(NULL, NULL, "<Key Value (HEX 16 bytes)>", NULL),
arg_param_end
};
CLIExecWithReturn(Cmd, argtable, true);
bool verbose = arg_get_lit(1);
CLIGetHexWithReturn(2, keyn, &keynlen);
CLIGetHexWithReturn(3, key, &keylen);
CLIParserFree();
if (keynlen != 2) {
PrintAndLogEx(ERR, "ERROR: <Key Num> must be 2 bytes long instead of: %d", keynlen);
return 1;
}
if (keylen != 16) {
PrintAndLogEx(ERR, "ERROR: <Key Value> must be 16 bytes long instead of: %d", keylen);
return 1;
}
return MifareAuth4(NULL, keyn, key, true, false, true, verbose, false);
}
static int CmdHFMFPRdbl(const char *Cmd) {
uint8_t keyn[2] = {0};
uint8_t key[250] = {0};
int keylen = 0;
CLIParserInit("hf mfp rdbl",
"Reads several blocks from Mifare Plus card.",
"Usage:\n\thf mfp rdbl 0 000102030405060708090a0b0c0d0e0f -> executes authentication and read block 0 data\n"
"\thf mfp rdbl 1 -v -> executes authentication and shows sector 1 data with default key 0xFF..0xFF and some additional data\n");
void *argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show internal data."),
arg_int0("nN", "count", "blocks count (by default 1).", NULL),
arg_lit0("bB", "keyb", "use key B (by default keyA)."),
arg_lit0("pP", "plain", "plain communication mode between reader and card."),
arg_int1(NULL, NULL, "<Block Num (0..255)>", NULL),
arg_str0(NULL, NULL, "<Key Value (HEX 16 bytes)>", NULL),
arg_param_end
};
CLIExecWithReturn(Cmd, argtable, false);
bool verbose = arg_get_lit(1);
int blocksCount = arg_get_int_def(2, 1);
bool keyB = arg_get_lit(3);
int plain = arg_get_lit(4);
uint32_t blockn = arg_get_int(5);
CLIGetHexWithReturn(6, key, &keylen);
CLIParserFree();
mfpSetVerboseMode(verbose);
if (!keylen) {
memmove(key, DefaultKey, 16);
keylen = 16;
}
if (blockn > 255) {
PrintAndLogEx(ERR, "<Block Num> must be in range [0..255] instead of: %d", blockn);
return 1;
}
if (keylen != 16) {
PrintAndLogEx(ERR, "<Key Value> must be 16 bytes long instead of: %d", keylen);
return 1;
}
// 3 blocks - wo iso14443-4 chaining
if (blocksCount > 3) {
PrintAndLogEx(ERR, "blocks count must be less than 3 instead of: %d", blocksCount);
return 1;
}
if (blocksCount > 1 && mfIsSectorTrailer(blockn)) {
PrintAndLogEx(WARNING, "WARNING: trailer!");
}
uint8_t sectorNum = mfSectorNum(blockn & 0xff);
uint16_t uKeyNum = 0x4000 + sectorNum * 2 + (keyB ? 1 : 0);
keyn[0] = uKeyNum >> 8;
keyn[1] = uKeyNum & 0xff;
if (verbose)
PrintAndLogEx(INFO, "--block:%d sector[%d]:%02x key:%04x", blockn, mfNumBlocksPerSector(sectorNum), sectorNum, uKeyNum);
mf4Session_t mf4session;
int res = MifareAuth4(&mf4session, keyn, key, true, true, true, verbose, false);
if (res) {
PrintAndLogEx(ERR, "Authentication error: %d", res);
return res;
}
uint8_t data[250] = {0};
int datalen = 0;
uint8_t mac[8] = {0};
res = MFPReadBlock(&mf4session, plain, blockn & 0xff, blocksCount, false, false, data, sizeof(data), &datalen, mac);
if (res) {
PrintAndLogEx(ERR, "Read error: %d", res);
return res;
}
if (datalen && data[0] != 0x90) {
PrintAndLogEx(ERR, "Card read error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
return 6;
}
if (datalen != 1 + blocksCount * 16 + 8 + 2) {
PrintAndLogEx(ERR, "Error return length:%d", datalen);
return 5;
}
int indx = blockn;
for (int i = 0; i < blocksCount; i++) {
PrintAndLogEx(INFO, "data[%03d]: %s", indx, sprint_hex(&data[1 + i * 16], 16));
indx++;
if (mfIsSectorTrailer(indx) && i != blocksCount - 1) {
PrintAndLogEx(INFO, "data[%03d]: ------------------- trailer -------------------", indx);
indx++;
}
}
if (memcmp(&data[blocksCount * 16 + 1], mac, 8)) {
PrintAndLogEx(WARNING, "WARNING: mac not equal...");
PrintAndLogEx(WARNING, "MAC card: %s", sprint_hex(&data[blocksCount * 16 + 1], 8));
PrintAndLogEx(WARNING, "MAC reader: %s", sprint_hex(mac, 8));
} else {
if (verbose)
PrintAndLogEx(INFO, "MAC: %s", sprint_hex(&data[blocksCount * 16 + 1], 8));
}
return 0;
}
static int CmdHFMFPRdsc(const char *Cmd) {
uint8_t keyn[2] = {0};
uint8_t key[250] = {0};
int keylen = 0;
CLIParserInit("hf mfp rdsc",
"Reads one sector from Mifare Plus card.",
"Usage:\n\thf mfp rdsc 0 000102030405060708090a0b0c0d0e0f -> executes authentication and read sector 0 data\n"
"\thf mfp rdsc 1 -v -> executes authentication and shows sector 1 data with default key 0xFF..0xFF and some additional data\n");
void *argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show internal data."),
arg_lit0("bB", "keyb", "use key B (by default keyA)."),
arg_lit0("pP", "plain", "plain communication mode between reader and card."),
arg_int1(NULL, NULL, "<Sector Num (0..255)>", NULL),
arg_str0(NULL, NULL, "<Key Value (HEX 16 bytes)>", NULL),
arg_param_end
};
CLIExecWithReturn(Cmd, argtable, false);
bool verbose = arg_get_lit(1);
bool keyB = arg_get_lit(2);
bool plain = arg_get_lit(3);
uint32_t sectorNum = arg_get_int(4);
CLIGetHexWithReturn(5, key, &keylen);
CLIParserFree();
mfpSetVerboseMode(verbose);
if (!keylen) {
memmove(key, DefaultKey, 16);
keylen = 16;
}
if (sectorNum > 39) {
PrintAndLogEx(ERR, "<Sector Num> must be in range [0..39] instead of: %d", sectorNum);
return 1;
}
if (keylen != 16) {
PrintAndLogEx(ERR, "<Key Value> must be 16 bytes long instead of: %d", keylen);
return 1;
}
uint16_t uKeyNum = 0x4000 + sectorNum * 2 + (keyB ? 1 : 0);
keyn[0] = uKeyNum >> 8;
keyn[1] = uKeyNum & 0xff;
if (verbose)
PrintAndLogEx(INFO, "--sector[%d]:%02x key:%04x", mfNumBlocksPerSector(sectorNum), sectorNum, uKeyNum);
mf4Session_t mf4session;
int res = MifareAuth4(&mf4session, keyn, key, true, true, true, verbose, false);
if (res) {
PrintAndLogEx(ERR, "Authentication error: %d", res);
return res;
}
uint8_t data[250] = {0};
int datalen = 0;
uint8_t mac[8] = {0};
for (int n = mfFirstBlockOfSector(sectorNum); n < mfFirstBlockOfSector(sectorNum) + mfNumBlocksPerSector(sectorNum); n++) {
res = MFPReadBlock(&mf4session, plain, n & 0xff, 1, false, true, data, sizeof(data), &datalen, mac);
if (res) {
PrintAndLogEx(ERR, "Read error: %d", res);
DropField();
return res;
}
if (datalen && data[0] != 0x90) {
PrintAndLogEx(ERR, "Card read error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
DropField();
return 6;
}
if (datalen != 1 + 16 + 8 + 2) {
PrintAndLogEx(ERR, "Error return length:%d", datalen);
DropField();
return 5;
}
PrintAndLogEx(INFO, "data[%03d]: %s", n, sprint_hex(&data[1], 16));
if (memcmp(&data[1 + 16], mac, 8)) {
PrintAndLogEx(WARNING, "WARNING: mac on block %d not equal...", n);
PrintAndLogEx(WARNING, "MAC card: %s", sprint_hex(&data[1 + 16], 8));
PrintAndLogEx(WARNING, "MAC reader: %s", sprint_hex(mac, 8));
} else {
if (verbose)
PrintAndLogEx(INFO, "MAC: %s", sprint_hex(&data[1 + 16], 8));
}
}
DropField();
return PM3_SUCCESS;
}
static int CmdHFMFPWrbl(const char *Cmd) {
uint8_t keyn[2] = {0};
uint8_t key[250] = {0};
int keylen = 0;
uint8_t datain[250] = {0};
int datainlen = 0;
CLIParserInit("hf mfp wrbl",
"Writes one block to Mifare Plus card.",
"Usage:\n\thf mfp wrbl 1 ff0000000000000000000000000000ff 000102030405060708090a0b0c0d0e0f -> writes block 1 data\n"
"\thf mfp wrbl 2 ff0000000000000000000000000000ff -v -> writes block 2 data with default key 0xFF..0xFF and some additional data\n");
void *argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show internal data."),
arg_lit0("bB", "keyb", "use key B (by default keyA)."),
arg_int1(NULL, NULL, "<Block Num (0..255)>", NULL),
arg_str1(NULL, NULL, "<Data (HEX 16 bytes)>", NULL),
arg_str0(NULL, NULL, "<Key (HEX 16 bytes)>", NULL),
arg_param_end
};
CLIExecWithReturn(Cmd, argtable, false);
bool verbose = arg_get_lit(1);
bool keyB = arg_get_lit(2);
uint32_t blockNum = arg_get_int(3);
CLIGetHexWithReturn(4, datain, &datainlen);
CLIGetHexWithReturn(5, key, &keylen);
CLIParserFree();
mfpSetVerboseMode(verbose);
if (!keylen) {
memmove(key, DefaultKey, 16);
keylen = 16;
}
if (blockNum > 255) {
PrintAndLogEx(ERR, "<Block Num> must be in range [0..255] instead of: %d", blockNum);
return 1;
}
if (keylen != 16) {
PrintAndLogEx(ERR, "<Key> must be 16 bytes long instead of: %d", keylen);
return 1;
}
if (datainlen != 16) {
PrintAndLogEx(ERR, "<Data> must be 16 bytes long instead of: %d", datainlen);
return 1;
}
uint8_t sectorNum = mfSectorNum(blockNum & 0xff);
uint16_t uKeyNum = 0x4000 + sectorNum * 2 + (keyB ? 1 : 0);
keyn[0] = uKeyNum >> 8;
keyn[1] = uKeyNum & 0xff;
if (verbose)
PrintAndLogEx(INFO, "--block:%d sector[%d]:%02x key:%04x", blockNum & 0xff, mfNumBlocksPerSector(sectorNum), sectorNum, uKeyNum);
mf4Session_t mf4session;
int res = MifareAuth4(&mf4session, keyn, key, true, true, true, verbose, false);
if (res) {
PrintAndLogEx(ERR, "Authentication error: %d", res);
return res;
}
uint8_t data[250] = {0};
int datalen = 0;
uint8_t mac[8] = {0};
res = MFPWriteBlock(&mf4session, blockNum & 0xff, datain, false, false, data, sizeof(data), &datalen, mac);
if (res) {
PrintAndLogEx(ERR, "Write error: %d", res);
DropField();
return res;
}
if (datalen != 3 && (datalen != 3 + 8)) {
PrintAndLogEx(ERR, "Error return length:%d", datalen);
DropField();
return 5;
}
if (datalen && data[0] != 0x90) {
PrintAndLogEx(ERR, "Card write error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
DropField();
return 6;
}
if (memcmp(&data[1], mac, 8)) {
PrintAndLogEx(WARNING, "WARNING: mac not equal...");
PrintAndLogEx(WARNING, "MAC card: %s", sprint_hex(&data[1], 8));
PrintAndLogEx(WARNING, "MAC reader: %s", sprint_hex(mac, 8));
} else {
if (verbose)
PrintAndLogEx(INFO, "MAC: %s", sprint_hex(&data[1], 8));
}
DropField();
PrintAndLogEx(INFO, "Write OK.");
return PM3_SUCCESS;
}
#define AES_KEY_LEN 16
#define MAX_KEYS_LIST_LEN 1024
int MFPKeyCheck(uint8_t startSector, uint8_t endSector, uint8_t startKeyAB, uint8_t endKeyAB,
uint8_t keyList[MAX_KEYS_LIST_LEN][AES_KEY_LEN], size_t keyListLen, uint8_t foundKeys[2][64][AES_KEY_LEN + 1],
bool verbose) {
int res;
bool selectCard = true;
uint8_t keyn[2] = {0};
// sector number from 0
for (uint8_t sector = startSector; sector <= endSector; sector++) {
// 0-keyA 1-keyB
for (uint8_t keyAB = startKeyAB; keyAB <= endKeyAB; keyAB++) {
// main cycle with key check
for (int i = 0; i < keyListLen; i++) {
if (i % 10 == 0) {
if (!verbose)
printf(".");
if (kbd_enter_pressed()) {
PrintAndLogEx(WARNING, "\nAborted via keyboard!\n");
DropField();
return PM3_EOPABORTED;
}
}
uint16_t uKeyNum = 0x4000 + sector * 2 + keyAB;
keyn[0] = uKeyNum >> 8;
keyn[1] = uKeyNum & 0xff;
for (int retry = 0; retry < 4; retry++) {
res = MifareAuth4(NULL, keyn, keyList[i], selectCard, true, false, false, true);
if (res != 2)
break;
if (verbose)
PrintAndLogEx(WARNING, "retried[%d]...", retry);
else
printf("R");
DropField();
selectCard = true;
msleep(100);
}
if (verbose)
PrintAndLogEx(WARNING, "sector %02d key %d [%s] res: %d", sector, keyAB, sprint_hex_inrow(keyList[i], 16), res);
// key for [sector,keyAB] found
if (res == 0) {
if (verbose)
PrintAndLogEx(INFO, "Found key for sector %d key %s [%s]", sector, keyAB == 0 ? "A" : "B", sprint_hex_inrow(keyList[i], 16));
else
printf("+");
foundKeys[keyAB][sector][0] = 0x01;
memcpy(&foundKeys[keyAB][sector][1], keyList[i], AES_KEY_LEN);
DropField();
selectCard = true;
msleep(50);
break;
}
// 5 - auth error (rnd not equal)
if (res != 5) {
if (verbose)
PrintAndLogEx(ERR, "Exchange error. Aborted.");
else
printf("E");
DropField();
return PM3_ECARDEXCHANGE;
}
selectCard = false;
}
}
}
DropField();
return PM3_SUCCESS;
}
void Fill2bPattern(uint8_t keyList[MAX_KEYS_LIST_LEN][AES_KEY_LEN], size_t *keyListLen, uint32_t *startPattern) {
for (uint32_t pt = *startPattern; pt < 0x10000; pt++) {
keyList[*keyListLen][0] = (pt >> 8) & 0xff;
keyList[*keyListLen][1] = pt & 0xff;
memcpy(&keyList[*keyListLen][2], &keyList[*keyListLen][0], 2);
memcpy(&keyList[*keyListLen][4], &keyList[*keyListLen][0], 4);
memcpy(&keyList[*keyListLen][8], &keyList[*keyListLen][0], 8);
(*keyListLen)++;
*startPattern = pt;
if (*keyListLen == MAX_KEYS_LIST_LEN)
break;
}
(*startPattern)++;
}
static int CmdHFMFPChk(const char *Cmd) {
int res;
uint8_t keyList[MAX_KEYS_LIST_LEN][AES_KEY_LEN] = {{0}};
size_t keyListLen = 0;
uint8_t foundKeys[2][64][AES_KEY_LEN + 1] = {{{0}}};
CLIParserInit("hf mfp chk",
"Checks keys with Mifare Plus card.",
"Usage:\n"
" hf mfp chk -k 000102030405060708090a0b0c0d0e0f -> check key on sector 0 as key A and B\n"
" hf mfp chk -s 2 -a -> check default key list on sector 2, key A\n"
" hf mfp chk -d mfp_default_keys -s0 -e6 -> check keys from dictionary against sectors 0-6\n"
" hf mfp chk --pattern1b -j keys -> check all 1-byte keys pattern and save found keys to json\n"
" hf mfp chk --pattern2b --startp2b FA00 -> check all 2-byte keys pattern. Start from key FA00FA00...FA00\n");
void *argtable[] = {
arg_param_begin,
arg_lit0("aA", "keya", "check only key A (by default check all keys)."),
arg_lit0("bB", "keyb", "check only key B (by default check all keys)."),
arg_int0("sS", "startsec", "Start sector Num (0..255)", NULL),
arg_int0("eE", "endsec", "End sector Num (0..255)", NULL),
arg_str0("kK", "key", "<Key>", "Key for checking (HEX 16 bytes)"),
arg_str0("dD", "dict", "<file>", "file with keys dictionary"),
arg_lit0(NULL, "pattern1b", "check all 1-byte combinations of key (0000...0000, 0101...0101, 0202...0202, ...)"),
arg_lit0(NULL, "pattern2b", "check all 2-byte combinations of key (0000...0000, 0001...0001, 0002...0002, ...)"),
arg_str0(NULL, "startp2b", "<Pattern>", "Start key (2-byte HEX) for 2-byte search (use with `--pattern2b`)"),
arg_str0("jJ", "json", "<file>", "json file to save keys"),
arg_lit0("vV", "verbose", "verbose mode."),
arg_param_end
};
CLIExecWithReturn(Cmd, argtable, true);
bool keyA = arg_get_lit(1);
bool keyB = arg_get_lit(2);
uint8_t startSector = arg_get_int_def(3, 0);
uint8_t endSector = arg_get_int_def(4, 0);
uint8_t vkey[16] = {0};
int vkeylen = 0;
CLIGetHexWithReturn(5, vkey, &vkeylen);
if (vkeylen > 0) {
if (vkeylen == 16) {
memcpy(&keyList[keyListLen], vkey, 16);
keyListLen++;
} else {
PrintAndLogEx(ERR, "Specified key must have 16 bytes length.");
CLIParserFree();
return PM3_EINVARG;
}
}
uint8_t dict_filename[FILE_PATH_SIZE + 2] = {0};
int dict_filenamelen = 0;
if (CLIParamStrToBuf(arg_get_str(6), dict_filename, FILE_PATH_SIZE, &dict_filenamelen)) {
PrintAndLogEx(FAILED, "File name too long or invalid.");
CLIParserFree();
return PM3_EINVARG;
}
bool pattern1b = arg_get_lit(7);
bool pattern2b = arg_get_lit(8);
if (pattern1b && pattern2b) {
PrintAndLogEx(ERR, "Pattern search mode must be 2-byte or 1-byte only.");
CLIParserFree();
return PM3_EINVARG;
}
if (dict_filenamelen && (pattern1b || pattern2b)) {
PrintAndLogEx(ERR, "Pattern search mode and dictionary mode can't be used in one command.");
CLIParserFree();
return PM3_EINVARG;
}
uint32_t startPattern = 0x0000;
uint8_t vpattern[2];
int vpatternlen = 0;
CLIGetHexWithReturn(9, vpattern, &vpatternlen);
if (vpatternlen > 0) {
if (vpatternlen > 0 && vpatternlen <= 2) {
startPattern = (vpattern[0] << 8) + vpattern[1];
} else {
PrintAndLogEx(ERR, "Pattern must be 2-byte length.");
CLIParserFree();
return PM3_EINVARG;
}
if (!pattern2b)
PrintAndLogEx(WARNING, "Pattern entered, but search mode not is 2-byte search.");
}
uint8_t jsonname[250] = {0};
int jsonnamelen = 0;
if (CLIParamStrToBuf(arg_get_str(10), jsonname, sizeof(jsonname), &jsonnamelen)) {
PrintAndLogEx(ERR, "Invalid json name.");
CLIParserFree();
return PM3_EINVARG;
}
jsonname[jsonnamelen] = 0;
bool verbose = arg_get_lit(11);
CLIParserFree();
uint8_t startKeyAB = 0;
uint8_t endKeyAB = 1;
if (keyA && !keyB)
endKeyAB = 0;
if (!keyA && keyB)
startKeyAB = 1;
if (endSector < startSector)
endSector = startSector;
// 1-byte pattern search mode
if (pattern1b) {
for (int i = 0; i < 0x100; i++)
memset(keyList[i], i, 16);
keyListLen = 0x100;
}
// 2-byte pattern search mode
if (pattern2b)
Fill2bPattern(keyList, &keyListLen, &startPattern);
// dictionary mode
size_t endFilePosition = 0;
if (dict_filenamelen) {
uint16_t keycnt = 0;
res = loadFileDICTIONARYEx((char *)dict_filename, keyList, sizeof(keyList), NULL, 16, &keycnt, 0, &endFilePosition, true);
keyListLen = keycnt;
if (endFilePosition)
PrintAndLogEx(SUCCESS, "First part of dictionary successfully loaded.");
}
if (keyListLen == 0) {
for (int i = 0; i < g_mifare_plus_default_keys_len; i++) {
if (hex_to_bytes(g_mifare_plus_default_keys[i], keyList[keyListLen], 16) != 16)
break;
keyListLen++;
}
}
if (keyListLen == 0) {
PrintAndLogEx(ERR, "Key list is empty. Nothing to check.");
return PM3_EINVARG;
}
if (!verbose)
printf("Search keys:");
while (true) {
res = MFPKeyCheck(startSector, endSector, startKeyAB, endKeyAB, keyList, keyListLen, foundKeys, verbose);
if (res == PM3_EOPABORTED)
break;
if (pattern2b && startPattern < 0x10000) {
if (!verbose)
printf("p");
keyListLen = 0;
Fill2bPattern(keyList, &keyListLen, &startPattern);
continue;
}
if (dict_filenamelen && endFilePosition) {
if (!verbose)
printf("d");
uint16_t keycnt = 0;
res = loadFileDICTIONARYEx((char *)dict_filename, keyList, sizeof(keyList), NULL, 16, &keycnt, endFilePosition, &endFilePosition, false);
keyListLen = keycnt;
continue;
}
break;
}
if (!verbose)
printf("\n");
// print result
bool printedHeader = false;
for (uint8_t sector = startSector; sector <= endSector; sector++) {
if (foundKeys[0][sector][0] || foundKeys[1][sector][0]) {
if (!printedHeader) {
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(INFO, ".------.--------------------------------.--------------------------------.");
PrintAndLogEx(INFO, "|sector| key A | key B |");
PrintAndLogEx(INFO, "|------|--------------------------------|--------------------------------|");
printedHeader = true;
}
PrintAndLogEx(INFO, "| %02d |%32s|%32s|",
sector,
(foundKeys[0][sector][0] == 0) ? "------ " : sprint_hex_inrow(&foundKeys[0][sector][1], AES_KEY_LEN),
(foundKeys[1][sector][0] == 0) ? "------ " : sprint_hex_inrow(&foundKeys[1][sector][1], AES_KEY_LEN));
}
}
if (!printedHeader)
PrintAndLogEx(INFO, "No keys found(");
else
PrintAndLogEx(INFO, "'------'--------------------------------'--------------------------------'\n");
// save keys to json
if ((jsonnamelen > 0) && printedHeader) {
// Mifare Plus info
SendCommandMIX(CMD_HF_ISO14443A_READER, ISO14A_CONNECT, 0, 0, NULL, 0);
PacketResponseNG resp;
WaitForResponse(CMD_ACK, &resp);
iso14a_card_select_t card;
memcpy(&card, (iso14a_card_select_t *)resp.data.asBytes, sizeof(iso14a_card_select_t));
uint64_t select_status = resp.oldarg[0]; // 0: couldn't read, 1: OK, with ATS, 2: OK, no ATS, 3: proprietary Anticollision
uint8_t data[10 + 1 + 2 + 1 + 256 + 2 * 64 * (AES_KEY_LEN + 1)] = {0};
uint8_t atslen = 0;
if (select_status == 1 || select_status == 2) {
memcpy(data, card.uid, card.uidlen);
data[10] = card.sak;
data[11] = card.atqa[1];
data[12] = card.atqa[0];
atslen = card.ats_len;
data[13] = atslen;
memcpy(&data[14], card.ats, atslen);
}
// length: UID(10b)+SAK(1b)+ATQA(2b)+ATSlen(1b)+ATS(atslen)+foundKeys[2][64][AES_KEY_LEN + 1]
memcpy(&data[14 + atslen], foundKeys, 2 * 64 * (AES_KEY_LEN + 1));
saveFileJSON((char *)jsonname, jsfMfPlusKeys, data, 64);
}
return PM3_SUCCESS;
}
static int CmdHFMFPMAD(const char *Cmd) {
CLIParserInit("hf mfp mad",
"Checks and prints Mifare Application Directory (MAD)",
"Usage:\n\thf mfp mad -> shows MAD if exists\n"
"\thf mfp mad -a 03e1 -k d3f7d3f7d3f7d3f7d3f7d3f7d3f7d3f7 -> shows NDEF data if exists\n");
void *argtable[] = {
arg_param_begin,
arg_lit0("vV", "verbose", "show technical data"),
arg_str0("aA", "aid", "print all sectors with aid", NULL),
arg_str0("kK", "key", "key for printing sectors", NULL),
arg_lit0("bB", "keyb", "use key B for access printing sectors (by default: key A)"),
arg_param_end
};
CLIExecWithReturn(Cmd, argtable, true);
bool verbose = arg_get_lit(1);
uint8_t aid[2] = {0};
int aidlen;
CLIGetHexWithReturn(2, aid, &aidlen);
uint8_t key[16] = {0};
int keylen;
CLIGetHexWithReturn(3, key, &keylen);
bool keyB = arg_get_lit(4);
CLIParserFree();
if (aidlen != 2 && keylen > 0) {
PrintAndLogEx(WARNING, "do not need a key without aid.");
}
uint8_t sector0[16 * 4] = {0};
uint8_t sector10[16 * 4] = {0};
if (mfpReadSector(MF_MAD1_SECTOR, MF_KEY_A, (uint8_t *)g_mifarep_mad_key, sector0, verbose)) {
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(ERR, "read sector 0 error. card don't have MAD or don't have MAD on default keys.");
return 2;
}
if (verbose) {
for (int i = 0; i < 4; i ++)
PrintAndLogEx(NORMAL, "[%d] %s", i, sprint_hex(&sector0[i * 16], 16));
}
bool haveMAD2 = false;
MAD1DecodeAndPrint(sector0, verbose, &haveMAD2);
if (haveMAD2) {
if (mfpReadSector(MF_MAD2_SECTOR, MF_KEY_A, (uint8_t *)g_mifarep_mad_key, sector10, verbose)) {
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(ERR, "read sector 0x10 error. card don't have MAD or don't have MAD on default keys.");
return 2;
}
MAD2DecodeAndPrint(sector10, verbose);
}
if (aidlen == 2) {
uint16_t aaid = (aid[0] << 8) + aid[1];
PrintAndLogEx(NORMAL, "\n-------------- AID 0x%04x ---------------", aaid);
uint16_t mad[7 + 8 + 8 + 8 + 8] = {0};
size_t madlen = 0;
if (MADDecode(sector0, sector10, mad, &madlen)) {
PrintAndLogEx(ERR, "can't decode mad.");
return 10;
}
uint8_t akey[16] = {0};
memcpy(akey, g_mifarep_ndef_key, 16);
if (keylen == 16) {
memcpy(akey, key, 16);
}
for (int i = 0; i < madlen; i++) {
if (aaid == mad[i]) {
uint8_t vsector[16 * 4] = {0};
if (mfpReadSector(i + 1, keyB ? MF_KEY_B : MF_KEY_A, akey, vsector, false)) {
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(ERR, "read sector %d error.", i + 1);
return 2;
}
for (int j = 0; j < (verbose ? 4 : 3); j ++)
PrintAndLogEx(NORMAL, " [%03d] %s", (i + 1) * 4 + j, sprint_hex(&vsector[j * 16], 16));
}
}
}
return PM3_SUCCESS;
}
static int CmdHFMFPNDEF(const char *Cmd) {
CLIParserInit("hf mfp ndef",
"Prints NFC Data Exchange Format (NDEF)",
"Usage:\n\thf mfp ndef -> shows NDEF data\n"
"\thf mfp ndef -a 03e1 -k d3f7d3f7d3f7d3f7d3f7d3f7d3f7d3f7 -> shows NDEF data with custom AID and key\n");
void *argtable[] = {
arg_param_begin,
arg_litn("vV", "verbose", 0, 2, "show technical data"),
arg_str0("aA", "aid", "replace default aid for NDEF", NULL),
arg_str0("kK", "key", "replace default key for NDEF", NULL),
arg_lit0("bB", "keyb", "use key B for access sectors (by default: key A)"),
arg_param_end
};
CLIExecWithReturn(Cmd, argtable, true);
bool verbose = arg_get_lit(1);
bool verbose2 = arg_get_lit(1) > 1;
uint8_t aid[2] = {0};
int aidlen;
CLIGetHexWithReturn(2, aid, &aidlen);
uint8_t key[16] = {0};
int keylen;
CLIGetHexWithReturn(3, key, &keylen);
bool keyB = arg_get_lit(4);
CLIParserFree();
uint16_t ndefAID = 0x03e1;
if (aidlen == 2)
ndefAID = (aid[0] << 8) + aid[1];
uint8_t ndefkey[16] = {0};
memcpy(ndefkey, g_mifarep_ndef_key, 16);
if (keylen == 16) {
memcpy(ndefkey, key, 16);
}
uint8_t sector0[16 * 4] = {0};
uint8_t sector10[16 * 4] = {0};
uint8_t data[4096] = {0};
int datalen = 0;
PrintAndLogEx(NORMAL, "");
if (mfpReadSector(MF_MAD1_SECTOR, MF_KEY_A, (uint8_t *)g_mifarep_mad_key, sector0, verbose)) {
PrintAndLogEx(ERR, "read sector 0 error. card don't have MAD or don't have MAD on default keys.");
return 2;
}
bool haveMAD2 = false;
int res = MADCheck(sector0, NULL, verbose, &haveMAD2);
if (res) {
PrintAndLogEx(ERR, "MAD error %d.", res);
return res;
}
if (haveMAD2) {
if (mfpReadSector(MF_MAD2_SECTOR, MF_KEY_A, (uint8_t *)g_mifarep_mad_key, sector10, verbose)) {
PrintAndLogEx(ERR, "read sector 0x10 error. card don't have MAD or don't have MAD on default keys.");
return 2;
}
}
uint16_t mad[7 + 8 + 8 + 8 + 8] = {0};
size_t madlen = 0;
if (MADDecode(sector0, (haveMAD2 ? sector10 : NULL), mad, &madlen)) {
PrintAndLogEx(ERR, "can't decode mad.");
return 10;
}
printf("data reading:");
for (int i = 0; i < madlen; i++) {
if (ndefAID == mad[i]) {
uint8_t vsector[16 * 4] = {0};
if (mfpReadSector(i + 1, keyB ? MF_KEY_B : MF_KEY_A, ndefkey, vsector, false)) {
PrintAndLogEx(ERR, "read sector %d error.", i + 1);
return 2;
}
memcpy(&data[datalen], vsector, 16 * 3);
datalen += 16 * 3;
printf(".");
}
}
printf(" OK\n");
if (!datalen) {
PrintAndLogEx(ERR, "no NDEF data.");
return 11;
}
if (verbose2) {
PrintAndLogEx(NORMAL, "NDEF data:");
dump_buffer(data, datalen, stdout, 1);
}
NDEFDecodeAndPrint(data, datalen, verbose);
return PM3_SUCCESS;
}
static command_t CommandTable[] = {
{"help", CmdHelp, AlwaysAvailable, "This help"},
{"info", CmdHFMFPInfo, IfPm3Iso14443a, "Info about Mifare Plus tag"},
{"wrp", CmdHFMFPWritePerso, IfPm3Iso14443a, "Write Perso command"},
{"initp", CmdHFMFPInitPerso, IfPm3Iso14443a, "Fills all the card's keys"},
{"commitp", CmdHFMFPCommitPerso, IfPm3Iso14443a, "Move card to SL1 or SL3 mode"},
{"auth", CmdHFMFPAuth, IfPm3Iso14443a, "Authentication"},
{"rdbl", CmdHFMFPRdbl, IfPm3Iso14443a, "Read blocks"},
{"rdsc", CmdHFMFPRdsc, IfPm3Iso14443a, "Read sectors"},
{"wrbl", CmdHFMFPWrbl, IfPm3Iso14443a, "Write blocks"},
{"chk", CmdHFMFPChk, IfPm3Iso14443a, "Check keys"},
{"mad", CmdHFMFPMAD, IfPm3Iso14443a, "Checks and prints MAD"},
{"ndef", CmdHFMFPNDEF, IfPm3Iso14443a, "Prints NDEF records from card"},
{NULL, NULL, 0, NULL}
};
static int CmdHelp(const char *Cmd) {
(void)Cmd; // Cmd is not used so far
CmdsHelp(CommandTable);
return PM3_SUCCESS;
}
int CmdHFMFP(const char *Cmd) {
(void)WaitForResponseTimeout(CMD_ACK, NULL, 100);
return CmdsParse(CommandTable, Cmd);
}