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New crypto

Browse source 
Add encryption
Add key updating
Add config updating

Signed-off-by: team-orangeBlue <63470411+team-orangeBlue@users.noreply.github.com>
This commit is contained in:
team-orangeBlue 2023-12-01 23:47:45 +03:00 • committed by GitHub
commit a523c1e062
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 315 additions and 45 deletions
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360
client/src/cmdhfmfp.c
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@ -389,7 +389,7 @@ static int CmdHFMFPInfo(const char *Cmd) {
// DESFire answers 0x1C or 67 00 // DESFire answers 0x1C or 67 00
// Plus answers 0x0B, 0x09, 0x06 // Plus answers 0x0B, 0x09, 0x06
// Which tag answers 6D 00 ?? // 6D00 is "INS code not supported" in APDU
if (data[0] != 0x0b && data[0] != 0x09 && data[0] != 0x1C && data[0] != 0x67 && data[0] != 0x6d) { if (data[0] != 0x0b && data[0] != 0x09 && data[0] != 0x1C && data[0] != 0x67 && data[0] != 0x6d) {
PrintAndLogEx(INFO, _RED_("Send copy to iceman of this command output!")); PrintAndLogEx(INFO, _RED_("Send copy to iceman of this command output!"));
PrintAndLogEx(INFO, "data: %s", sprint_hex(data, datalen)); PrintAndLogEx(INFO, "data: %s", sprint_hex(data, datalen));
@ -451,49 +451,59 @@ static int CmdHFMFPWritePerso(const char *Cmd) {
CLIParserContext *ctx; CLIParserContext *ctx;
CLIParserInit(&ctx, "hf mfp wrp", CLIParserInit(&ctx, "hf mfp wrp",
"Executes Write Perso command. Can be used in SL0 mode only.", "Executes Write Perso command. Can be used in SL0 mode only.",
"hf mfp wrp --ki 4000 --key 000102030405060708090a0b0c0d0e0f -> write key (00..0f) to key number 4000 \n" "Use this command to program AES keys, as well as personalize other data on the tag.\n"
"hf mfp wrp --ki 4000 -> write default key(0xff..0xff) to key number 4000"); "You can program:\n"
"* Address 00 [00-FF]: Memory blocks (as well as ACLs and Crypto1 keys)\n"
"* Address 40 [00-40]: AES sector keys\n"
"* Address 90 [00-04]: AES administrative keys\n"
"* Address A0 [00, 01, 80, 81]: Virtual Card keys\n"
"* Address B0 [00-03]: Configuration data (DO NOT TOUCH B003)\n"
"Examples:\n"
"hf mfp wrp --adr 4000 --data 000102030405060708090a0b0c0d0e0f -> write key (00..0f) to key number 4000 \n"
"hf mfp wrp --adr 4000 -> write default key(0xff..0xff) to key number 4000\n"
"hf mfp wrp --adr b000 -d FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF -> allow 255 commands without MAC in configuration block (B000)\n"
"hf mfp wrp --adr 0003 -d 1234561234567F078869B0B1B2B3B4B5 -> write crypto1 keys A: 123456123456 and B: B0B1B2B3B4B5 to block 3\n");
void *argtable[] = { void *argtable[] = {
arg_param_begin, arg_param_begin,
arg_lit0("v", "verbose", "Verbose output"), arg_lit0("v", "verbose", "Verbose output"),
arg_str1(NULL, "ki", "<hex>", " Key number, 2 hex bytes"), arg_str1("a", "adr", "<hex>", "Address, 2 hex bytes"),
arg_str0(NULL, "key", "<hex>", " Key, 16 hex bytes"), arg_str0("d", "data", "<hex>", "Data, 16 hex bytes"),
arg_param_end arg_param_end
}; };
CLIExecWithReturn(ctx, Cmd, argtable, true); CLIExecWithReturn(ctx, Cmd, argtable, true);
bool verbose = arg_get_lit(ctx, 1); bool verbose = arg_get_lit(ctx, 1);
uint8_t keyNum[64] = {0}; uint8_t addr[64] = {0};
int keyNumLen = 0; int addrLen = 0;
CLIGetHexWithReturn(ctx, 2, keyNum, &keyNumLen); CLIGetHexWithReturn(ctx, 2, addr, &addrLen);
uint8_t key[64] = {0}; uint8_t datain[64] = {0};
int keyLen = 0; int datainLen = 0;
CLIGetHexWithReturn(ctx, 3, key, &keyLen); CLIGetHexWithReturn(ctx, 3, datain, &datainLen);
CLIParserFree(ctx); CLIParserFree(ctx);
mfpSetVerboseMode(verbose); mfpSetVerboseMode(verbose);
if (!keyLen) { if (!datainLen) {
memmove(key, mfp_default_key, 16); memmove(datain, mfp_default_key, 16);
keyLen = 16; datainLen = 16;
} }
if (keyNumLen != 2) { if (addrLen != 2) {
PrintAndLogEx(ERR, "Key number length must be 2 bytes. Got %d", keyNumLen); PrintAndLogEx(ERR, "Address length must be 2 bytes. Got %d", addrLen);
return PM3_EINVARG; return PM3_EINVARG;
} }
if (keyLen != 16) { if (datainLen != 16) {
PrintAndLogEx(ERR, "Key length must be 16 bytes. Got %d", keyLen); PrintAndLogEx(ERR, "Data length must be 16 bytes. Got %d", datainLen);
return PM3_EINVARG; return PM3_EINVARG;
} }
uint8_t data[250] = {0}; uint8_t data[250] = {0};
int datalen = 0; int datalen = 0;
int res = MFPWritePerso(keyNum, key, true, false, data, sizeof(data), &datalen); int res = MFPWritePerso(addr, datain, true, false, data, sizeof(data), &datalen);
if (res) { if (res) {
PrintAndLogEx(ERR, "Exchange error: %d", res); PrintAndLogEx(ERR, "Exchange error: %d", res);
return res; return res;
@ -671,7 +681,29 @@ static int CmdHFMFPAuth(const char *Cmd) {
return MifareAuth4(NULL, keyn, key, true, false, true, verbose, false); return MifareAuth4(NULL, keyn, key, true, false, true, verbose, false);
} }
static int data_crypt(mf4Session_t *mf4session, uint8_t *dati, uint8_t *dato, bool rev){
uint8_t kenc[16];
memcpy(kenc, mf4session->Kenc, 16);
uint8_t ti[4];
memcpy(ti, mf4session->TI, 4);
uint8_t ctr[1];
uint8_t IV[16] ={0,0,0x00,0x00,0x00,0,0x00,0x00,0x00,0};
if (rev){
ctr[0] = (uint8_t)(mf4session->R_Ctr & 0xff);
for (int i = 0; i<9; i+=4){memcpy(&IV[i], ctr, 1);}
memcpy(&IV[12], ti, 4); // For reads TI is LS
} else {
ctr[0] = (uint8_t)(mf4session->W_Ctr & 0xff);
for (int i = 3; i<16; i+=4){memcpy(&IV[i], ctr, 1);}
memcpy(&IV[0], ti, 4); // For writes TI is MS
}
if (rev){
aes_decode(IV, kenc, dati, dato, 16);
} else {
aes_encode(IV, kenc, dati, dato, 16);
}
return 0;
}
static int CmdHFMFPRdbl(const char *Cmd) { static int CmdHFMFPRdbl(const char *Cmd) {
CLIParserContext *ctx; CLIParserContext *ctx;
CLIParserInit(&ctx, "hf mfp rdbl", CLIParserInit(&ctx, "hf mfp rdbl",
@ -684,7 +716,9 @@ static int CmdHFMFPRdbl(const char *Cmd) {
arg_lit0("v", "verbose", "Verbose mode"), arg_lit0("v", "verbose", "Verbose mode"),
arg_int0("n", "count", "<dec>", "Blocks count (def: 1)"), arg_int0("n", "count", "<dec>", "Blocks count (def: 1)"),
arg_lit0("b", "keyb", "Use key B (def: keyA)"), arg_lit0("b", "keyb", "Use key B (def: keyA)"),
arg_lit0("p", "plain", "Plain communication mode between reader and card"), arg_lit0("p", "plain", "Do not use encrypted communication mode between reader and card"),
arg_lit0(NULL, "nmc", "Do not append MAC to command"),
arg_lit0(NULL, "nmr", "Do not expect MAC in reply"),
arg_int1(NULL, "blk", "<0..255>", "Block number"), arg_int1(NULL, "blk", "<0..255>", "Block number"),
arg_str0("k", "key", "<hex>", "Key, 16 hex bytes"), arg_str0("k", "key", "<hex>", "Key, 16 hex bytes"),
arg_param_end arg_param_end
@ -694,13 +728,15 @@ static int CmdHFMFPRdbl(const char *Cmd) {
bool verbose = arg_get_lit(ctx, 1); bool verbose = arg_get_lit(ctx, 1);
int blocksCount = arg_get_int_def(ctx, 2, 1); int blocksCount = arg_get_int_def(ctx, 2, 1);
bool keyB = arg_get_lit(ctx, 3); bool keyB = arg_get_lit(ctx, 3);
int plain = arg_get_lit(ctx, 4); bool plain = arg_get_lit(ctx, 4);
uint32_t blockn = arg_get_int(ctx, 5); bool nomaccmd = arg_get_lit(ctx, 5);
bool nomacres = arg_get_lit(ctx, 6);
uint32_t blockn = arg_get_int(ctx, 7);
uint8_t keyn[2] = {0}; uint8_t keyn[2] = {0};
uint8_t key[250] = {0}; uint8_t key[250] = {0};
int keylen = 0; int keylen = 0;
CLIGetHexWithReturn(ctx, 6, key, &keylen); CLIGetHexWithReturn(ctx, 8, key, &keylen);
CLIParserFree(ctx); CLIParserFree(ctx);
mfpSetVerboseMode(verbose); mfpSetVerboseMode(verbose);
@ -747,7 +783,7 @@ static int CmdHFMFPRdbl(const char *Cmd) {
uint8_t data[250] = {0}; uint8_t data[250] = {0};
int datalen = 0; int datalen = 0;
uint8_t mac[8] = {0}; uint8_t mac[8] = {0};
res = MFPReadBlock(&mf4session, plain, blockn & 0xff, blocksCount, false, false, data, sizeof(data), &datalen, mac); res = MFPReadBlock(&mf4session, plain, nomaccmd, nomacres, blockn & 0xff, blocksCount, false, false, data, sizeof(data), &datalen, mac);
if (res) { if (res) {
PrintAndLogEx(ERR, "Read error: %d", res); PrintAndLogEx(ERR, "Read error: %d", res);
return res; return res;
@ -757,12 +793,13 @@ static int CmdHFMFPRdbl(const char *Cmd) {
PrintAndLogEx(ERR, "Card read error: %02x %s", data[0], mfpGetErrorDescription(data[0])); PrintAndLogEx(ERR, "Card read error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
return PM3_ESOFT; return PM3_ESOFT;
} }
//PrintAndLogEx(INFO, "%i", 8 && (!macres || 0xff));
if (datalen != 1 + blocksCount * 16 + 8 + 2) { if (datalen != 1 + blocksCount * 16 + (nomacres ? 0 : 8) + 2) {
PrintAndLogEx(ERR, "Error return length: %d", datalen); PrintAndLogEx(ERR, "Error return length: %d", datalen);
return PM3_ESOFT; return PM3_ESOFT;
} }
if (!plain) data_crypt(&mf4session, &data[1], &data[1], true);
uint8_t sector = mfSectorNum(blockn); uint8_t sector = mfSectorNum(blockn);
mf_print_sector_hdr(sector); mf_print_sector_hdr(sector);
@ -772,11 +809,11 @@ static int CmdHFMFPRdbl(const char *Cmd) {
indx++; indx++;
} }
if (memcmp(&data[(blocksCount * 16) + 1], mac, 8)) { if (memcmp(&data[(blocksCount * 16) + 1], mac, 8) && !nomacres) {
PrintAndLogEx(WARNING, "WARNING: mac not equal..."); PrintAndLogEx(WARNING, "WARNING: mac not equal...");
PrintAndLogEx(WARNING, "MAC card... " _YELLOW_("%s"), sprint_hex_inrow(&data[1 + (blocksCount * MFBLOCK_SIZE)], 8)); PrintAndLogEx(WARNING, "MAC card... " _YELLOW_("%s"), sprint_hex_inrow(&data[1 + (blocksCount * MFBLOCK_SIZE)], 8));
PrintAndLogEx(WARNING, "MAC reader... " _YELLOW_("%s"), sprint_hex_inrow(mac, sizeof(mac))); PrintAndLogEx(WARNING, "MAC reader... " _YELLOW_("%s"), sprint_hex_inrow(mac, sizeof(mac)));
} else { } else if (!nomacres) {
if (verbose) { if (verbose) {
PrintAndLogEx(INFO, "MAC... " _YELLOW_("%s"), sprint_hex_inrow(&data[1 + (blocksCount * MFBLOCK_SIZE)], 8)); PrintAndLogEx(INFO, "MAC... " _YELLOW_("%s"), sprint_hex_inrow(&data[1 + (blocksCount * MFBLOCK_SIZE)], 8));
} }
@ -796,7 +833,9 @@ static int CmdHFMFPRdsc(const char *Cmd) {
arg_param_begin, arg_param_begin,
arg_lit0("v", "verbose", "Verbose mode"), arg_lit0("v", "verbose", "Verbose mode"),
arg_lit0("b", "keyb", "Use key B (def: keyA)"), arg_lit0("b", "keyb", "Use key B (def: keyA)"),
arg_lit0("p", "plain", "Plain communication mode between reader and card"), arg_lit0("p", "plain", "Do not use encrypted communication mode between reader and card"),
arg_lit0(NULL, "nmc", "Do not append MAC to command"),
arg_lit0(NULL, "nmr", "Do not expect MAC in reply"),
arg_int1("s", "sn", "<0..255>", "Sector number"), arg_int1("s", "sn", "<0..255>", "Sector number"),
arg_str0("k", "key", "<hex>", "Key, 16 hex bytes"), arg_str0("k", "key", "<hex>", "Key, 16 hex bytes"),
arg_param_end arg_param_end
@ -806,11 +845,13 @@ static int CmdHFMFPRdsc(const char *Cmd) {
bool verbose = arg_get_lit(ctx, 1); bool verbose = arg_get_lit(ctx, 1);
bool keyB = arg_get_lit(ctx, 2); bool keyB = arg_get_lit(ctx, 2);
bool plain = arg_get_lit(ctx, 3); bool plain = arg_get_lit(ctx, 3);
uint32_t sectorNum = arg_get_int(ctx, 4); bool nomaccmd = arg_get_lit(ctx, 4);
bool nomacres = arg_get_lit(ctx, 5);
uint32_t sectorNum = arg_get_int(ctx, 6);
uint8_t keyn[2] = {0}; uint8_t keyn[2] = {0};
uint8_t key[250] = {0}; uint8_t key[250] = {0};
int keylen = 0; int keylen = 0;
CLIGetHexWithReturn(ctx, 5, key, &keylen); CLIGetHexWithReturn(ctx, 7, key, &keylen);
CLIParserFree(ctx); CLIParserFree(ctx);
mfpSetVerboseMode(verbose); mfpSetVerboseMode(verbose);
@ -851,7 +892,7 @@ static int CmdHFMFPRdsc(const char *Cmd) {
for (int blockno = mfFirstBlockOfSector(sectorNum); blockno < mfFirstBlockOfSector(sectorNum) + mfNumBlocksPerSector(sectorNum); blockno++) { for (int blockno = mfFirstBlockOfSector(sectorNum); blockno < mfFirstBlockOfSector(sectorNum) + mfNumBlocksPerSector(sectorNum); blockno++) {
res = MFPReadBlock(&mf4session, plain, blockno & 0xff, 1, false, true, data, sizeof(data), &datalen, mac); res = MFPReadBlock(&mf4session, plain, nomaccmd, nomacres, blockno & 0xff, 1, false, true, data, sizeof(data), &datalen, mac);
if (res) { if (res) {
PrintAndLogEx(ERR, "Read error: %d", res); PrintAndLogEx(ERR, "Read error: %d", res);
DropField(); DropField();
@ -864,19 +905,19 @@ static int CmdHFMFPRdsc(const char *Cmd) {
return PM3_ESOFT; return PM3_ESOFT;
} }
if (datalen != 1 + MFBLOCK_SIZE + 8 + 2) { if (datalen != 1 + MFBLOCK_SIZE + (nomacres? 0 : 8) + 2) {
PrintAndLogEx(ERR, "Error return length:%d", datalen); PrintAndLogEx(ERR, "Error return length:%d", datalen);
DropField(); DropField();
return PM3_ESOFT; return PM3_ESOFT;
} }
if (!plain) data_crypt(&mf4session, &data[1], &data[1], true);
mf_print_block_one(blockno, data + 1, verbose); mf_print_block_one(blockno, data + 1, verbose);
if (memcmp(&data[1 + 16], mac, 8)) { if (memcmp(&data[1 + 16], mac, 8) && !nomacres) {
PrintAndLogEx(WARNING, "WARNING: mac on block %d not equal...", blockno); PrintAndLogEx(WARNING, "WARNING: mac on block %d not equal...", blockno);
PrintAndLogEx(WARNING, "MAC card... " _YELLOW_("%s"), sprint_hex_inrow(&data[1 + MFBLOCK_SIZE], 8)); PrintAndLogEx(WARNING, "MAC card... " _YELLOW_("%s"), sprint_hex_inrow(&data[1 + MFBLOCK_SIZE], 8));
PrintAndLogEx(WARNING, "MAC reader... " _YELLOW_("%s"), sprint_hex_inrow(mac, sizeof(mac))); PrintAndLogEx(WARNING, "MAC reader... " _YELLOW_("%s"), sprint_hex_inrow(mac, sizeof(mac)));
} else { } else if (!nomacres) {
if (verbose) { if (verbose) {
PrintAndLogEx(INFO, "MAC... " _YELLOW_("%s"), sprint_hex_inrow(&data[1 + MFBLOCK_SIZE], 8)); PrintAndLogEx(INFO, "MAC... " _YELLOW_("%s"), sprint_hex_inrow(&data[1 + MFBLOCK_SIZE], 8));
} }
@ -900,6 +941,8 @@ static int CmdHFMFPWrbl(const char *Cmd) {
arg_lit0("v", "verbose", "Verbose mode"), arg_lit0("v", "verbose", "Verbose mode"),
arg_lit0("b", "keyb", "Use key B (def: keyA)"), arg_lit0("b", "keyb", "Use key B (def: keyA)"),
arg_int1(NULL, "blk", "<0..255>", "Block number"), arg_int1(NULL, "blk", "<0..255>", "Block number"),
arg_lit0("p", "plain", "Do not use encrypted transmission"),
arg_lit0(NULL, "nmr", "Do not expect MAC in response"),
arg_str1("d", "data", "<hex>", "Data, 16 hex bytes"), arg_str1("d", "data", "<hex>", "Data, 16 hex bytes"),
arg_str0("k", "key", "<hex>", "Key, 16 hex bytes"), arg_str0("k", "key", "<hex>", "Key, 16 hex bytes"),
arg_param_end arg_param_end
@ -909,14 +952,16 @@ static int CmdHFMFPWrbl(const char *Cmd) {
bool verbose = arg_get_lit(ctx, 1); bool verbose = arg_get_lit(ctx, 1);
bool keyB = arg_get_lit(ctx, 2); bool keyB = arg_get_lit(ctx, 2);
uint32_t blockNum = arg_get_int(ctx, 3); uint32_t blockNum = arg_get_int(ctx, 3);
bool plain = arg_get_lit(ctx, 4);
bool nomacres = arg_get_lit(ctx, 5);
uint8_t datain[250] = {0}; uint8_t datain[250] = {0};
int datainlen = 0; int datainlen = 0;
CLIGetHexWithReturn(ctx, 4, datain, &datainlen); CLIGetHexWithReturn(ctx, 6, datain, &datainlen);
uint8_t key[250] = {0}; uint8_t key[250] = {0};
int keylen = 0; int keylen = 0;
CLIGetHexWithReturn(ctx, 5, key, &keylen); CLIGetHexWithReturn(ctx, 7, key, &keylen);
CLIParserFree(ctx); CLIParserFree(ctx);
uint8_t keyn[2] = {0}; uint8_t keyn[2] = {0};
@ -956,18 +1001,18 @@ static int CmdHFMFPWrbl(const char *Cmd) {
PrintAndLogEx(ERR, "Authentication error: %d", res); PrintAndLogEx(ERR, "Authentication error: %d", res);
return res; return res;
} }
if (!plain) data_crypt(&mf4session, &datain[0], &datain[0], false);
uint8_t data[250] = {0}; uint8_t data[250] = {0};
int datalen = 0; int datalen = 0;
uint8_t mac[8] = {0}; uint8_t mac[8] = {0};
res = MFPWriteBlock(&mf4session, blockNum & 0xff, datain, false, false, data, sizeof(data), &datalen, mac); res = MFPWriteBlock(&mf4session, plain, nomacres, blockNum & 0xff, 0x00, datain, false, false, data, sizeof(data), &datalen, mac);
if (res) { if (res) {
PrintAndLogEx(ERR, "Write error: %d", res); PrintAndLogEx(ERR, "Write error: %d", res);
DropField(); DropField();
return res; return res;
} }
if (datalen != 3 && (datalen != 3 + 8)) { if (datalen != 3 && (datalen != 3 + (nomacres ? 0 : 8))) {
PrintAndLogEx(ERR, "Error return length:%d", datalen); PrintAndLogEx(ERR, "Error return length:%d", datalen);
DropField(); DropField();
return PM3_ESOFT; return PM3_ESOFT;
@ -979,11 +1024,11 @@ static int CmdHFMFPWrbl(const char *Cmd) {
return PM3_ESOFT; return PM3_ESOFT;
} }
if (memcmp(&data[1], mac, 8)) { if (memcmp(&data[1], mac, 8) && !nomacres) {
PrintAndLogEx(WARNING, "WARNING: mac not equal..."); PrintAndLogEx(WARNING, "WARNING: mac not equal...");
PrintAndLogEx(WARNING, "MAC card: %s", sprint_hex(&data[1], 8)); PrintAndLogEx(WARNING, "MAC card: %s", sprint_hex(&data[1], 8));
PrintAndLogEx(WARNING, "MAC reader: %s", sprint_hex(mac, 8)); PrintAndLogEx(WARNING, "MAC reader: %s", sprint_hex(mac, 8));
} else { } else if (!nomacres) {
if (verbose) if (verbose)
PrintAndLogEx(INFO, "MAC: %s", sprint_hex(&data[1], 8)); PrintAndLogEx(INFO, "MAC: %s", sprint_hex(&data[1], 8));
} }
@ -993,6 +1038,229 @@ static int CmdHFMFPWrbl(const char *Cmd) {
return PM3_SUCCESS; return PM3_SUCCESS;
} }
static int CmdHFMFPChKey(const char *Cmd) {
CLIParserContext *ctx;
CLIParserInit(&ctx, "hf mfp chkey",
"Change the keys on a Mifare Plus tag",
"This requires the key that can update the key that you are trying to update.\n"
"hf mfp chkey --ki 401f -d FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF --key A0A1A2A3A4A5A6A7A0A1A2A3A4A5A6A7 -> Change key B for Sector 15 from MAD to default\n"
"hf mfp chkey --ki 9000 -d 32F9351A1C02B35FF97E0CA943F814F6 --key FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF -> Change card master key to custom from default"
);
void *argtable[] = {
arg_param_begin,
arg_lit0("v", "verbose", "Verbose mode"),
arg_lit0(NULL, "nmr", "Do not expect MAC in response"),
arg_str1(NULL, "ki", "<hex>", "Key Index, 2 hex bytes"),
arg_str0("k", "key", "<hex>", "Current sector key, 16 hex bytes"),
arg_lit0("b", "typeb", "Sector key is key B"),
arg_str1("d", "data", "<hex>", "New key, 16 hex bytes"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, false);
bool verbose = arg_get_lit(ctx, 1);
bool nomacres = arg_get_lit(ctx, 2);
uint8_t keyn[250] = {0};
uint8_t ki[250] = {0};
int kilen = 0;
CLIGetHexWithReturn(ctx, 3, ki, &kilen);
uint8_t key[250] = {0};
int keylen = 0;
CLIGetHexWithReturn(ctx, 4, key, &keylen);
bool usekeyb = arg_get_lit(ctx, 5);
uint8_t datain[250] = {0};
int datainlen = 0;
CLIGetHexWithReturn(ctx, 6, datain, &datainlen);
CLIParserFree(ctx);
mfpSetVerboseMode(verbose);
if (!keylen) {
memmove(key, mfp_default_key, 16);
keylen = 16;
}
if (keylen != 16) {
PrintAndLogEx(ERR, "<key> must be 16 bytes. Got %d", keylen);
return PM3_EINVARG;
}
if (datainlen != 16) {
PrintAndLogEx(ERR, "<data> must be 16 bytes. Got %d", datainlen);
return PM3_EINVARG;
}
mf4Session_t mf4session;
keyn[0] = ki[0];
if (ki[0] == 0x40){ // Only if we are working with sector keys
if (usekeyb){
keyn[1] = (ki[1] % 2 ==0) ? ki[1] + 1 : ki[1]; // If we change using key B, check if KI is key A
} else {
keyn[1] = (ki[1] % 2 ==0) ? ki[1] : ki[1] -1; // If we change using key A, check if KI is key A
}
} else {keyn[1] = ki[1];}
if (verbose){
PrintAndLogEx(INFO, "--key index:", sprint_hex(keyn, 2));
}
int res = MifareAuth4(&mf4session, keyn, key, true, true, true, verbose, false);
if (res) {
PrintAndLogEx(ERR, "Authentication error: %d", res);
return res;
}
data_crypt(&mf4session, &datain[0], &datain[0], false);
uint8_t data[250] = {0};
int datalen = 0;
uint8_t mac[8] = {0};
res = MFPWriteBlock(&mf4session, false, nomacres, ki[1], ki[0], datain, false, false, data, sizeof(data), &datalen, mac);
if (res) {
PrintAndLogEx(ERR, "Write error: %d", res);
DropField();
return res;
}
if (datalen != 3 && (datalen != 3 + (nomacres ? 0 : 8))) {
PrintAndLogEx(ERR, "Error return length:%d", datalen);
DropField();
return PM3_ESOFT;
}
if (datalen && data[0] != 0x90) {
PrintAndLogEx(ERR, "Card write error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
DropField();
return PM3_ESOFT;
}
if (memcmp(&data[1], mac, 8) && !nomacres) {
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 (!nomacres) {
if (verbose)
PrintAndLogEx(INFO, "MAC: %s", sprint_hex(&data[1], 8));
}
DropField();
PrintAndLogEx(INFO, "Key update ( " _GREEN_("ok") " )");
return PM3_SUCCESS;
}
static int CmdHFMFPChConf(const char *Cmd) {
CLIParserContext *ctx;
CLIParserInit(&ctx, "hf mfp chconf",
"Change the configuration on a Mifare Plus tag. DANGER!",
"This requires Card Master Key (9000) or Card Configuration Key (9001).\n"
"Configuration block info can be found below.\n"
"* Block B000 (00; CMK): Max amount of commands without MAC (byte 0), as well as plain mode access (unknown).\n"
"* Block B001 (01; CCK): Installation identifier for Virtual Card. Please consult NXP for data.\n"
"* Block B002 (02; CCK): ATS data.\n"
"* Block B003 (03; CCK): Use Random ID in SL3, decide whether proximity check is mandatory.\n * DO NOT WRITE THIS BLOCK UNDER ANY CIRCUMSTANCES! Risk of bricking.\n"
"More configuration tips to follow. Check JMY600 Series IC Card Module.\n"
"hf mfp chconf -c 00 -d 10ffffffffffffffffffffffffffffff --key A0A1A2A3A4A5A6A7A0A1A2A3A4A5A6A7 -> Allow 16 commands without MAC in a single transaction."
);
void *argtable[] = {
arg_param_begin,
arg_lit0("v", "verbose", "Verbose mode"),
arg_lit0(NULL, "nmr", "Do not expect MAC in response"),
arg_int1("c", "conf", "<hex>", "Config block number, 0-3"),
arg_str0("k", "key", "<hex>", "Card key, 16 hex bytes"),
arg_lit0(NULL, "cck", "Auth as Card Configuration key instead of than Card Master Key"),
arg_str1("d", "data", "<hex>", "New configuration data, 16 hex bytes"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, false);
bool verbose = arg_get_lit(ctx, 1);
bool nomacres = arg_get_lit(ctx, 2);
uint8_t keyn[250] = {0};
uint32_t blockNum = arg_get_int(ctx, 3);
uint8_t key[250] = {0};
int keylen = 0;
CLIGetHexWithReturn(ctx, 4, key, &keylen);
bool usecck = arg_get_lit(ctx, 5);
uint8_t datain[250] = {0};
int datainlen = 0;
CLIGetHexWithReturn(ctx, 6, datain, &datainlen);
CLIParserFree(ctx);
mfpSetVerboseMode(verbose);
if (!keylen) {
memmove(key, mfp_default_key, 16);
keylen = 16;
}
if (keylen != 16) {
PrintAndLogEx(ERR, "<key> must be 16 bytes. Got %d", keylen);
return PM3_EINVARG;
}
if (datainlen != 16) {
PrintAndLogEx(ERR, "<data> must be 16 bytes. Got %d", datainlen);
return PM3_EINVARG;
}
if (blockNum > 3) {
PrintAndLogEx(ERR, "<config number> must be in range [0..3]. Got %d", blockNum);
return PM3_EINVARG;
}
mf4Session_t mf4session;
keyn[0] = 0x90;
keyn[1] = usecck ? 0x01 : 0x00;
if (verbose){
PrintAndLogEx(INFO, "--key index:", sprint_hex(keyn, 2));
}
int res = MifareAuth4(&mf4session, keyn, key, true, true, true, verbose, false);
if (res) {
PrintAndLogEx(ERR, "Authentication error: %d", res);
return res;
}
data_crypt(&mf4session, &datain[0], &datain[0], false);
uint8_t data[250] = {0};
int datalen = 0;
uint8_t mac[8] = {0};
res = MFPWriteBlock(&mf4session, false, nomacres, blockNum & 0xff, 0xb0, datain, false, false, data, sizeof(data), &datalen, mac);
if (res) {
PrintAndLogEx(ERR, "Write error: %d", res);
DropField();
return res;
}
if (datalen != 3 && (datalen != 3 + (nomacres ? 0 : 8))) {
PrintAndLogEx(ERR, "Error return length:%d", datalen);
DropField();
return PM3_ESOFT;
}
if (datalen && data[0] != 0x90) {
PrintAndLogEx(ERR, "Card write error: %02x %s", data[0], mfpGetErrorDescription(data[0]));
DropField();
return PM3_ESOFT;
}
if (memcmp(&data[1], mac, 8) && !nomacres) {
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 (!nomacres) {
if (verbose)
PrintAndLogEx(INFO, "MAC: %s", sprint_hex(&data[1], 8));
}
DropField();
PrintAndLogEx(INFO, "Write config ( " _GREEN_("ok") " )");
return PM3_SUCCESS;
}
static int plus_key_check(uint8_t startSector, uint8_t endSector, uint8_t startKeyAB, uint8_t endKeyAB, static int plus_key_check(uint8_t startSector, uint8_t endSector, uint8_t startKeyAB, uint8_t endKeyAB,
uint8_t keyList[MAX_AES_KEYS_LIST_LEN][AES_KEY_LEN], size_t keyListLen, uint8_t foundKeys[2][64][AES_KEY_LEN + 1], uint8_t keyList[MAX_AES_KEYS_LIST_LEN][AES_KEY_LEN], size_t keyListLen, uint8_t foundKeys[2][64][AES_KEY_LEN + 1],
bool verbose) { bool verbose) {
@ -1821,6 +2089,8 @@ static command_t CommandTable[] = {
{"rdbl", CmdHFMFPRdbl, IfPm3Iso14443a, "Read blocks from card"}, {"rdbl", CmdHFMFPRdbl, IfPm3Iso14443a, "Read blocks from card"},
{"rdsc", CmdHFMFPRdsc, IfPm3Iso14443a, "Read sectors from card"}, {"rdsc", CmdHFMFPRdsc, IfPm3Iso14443a, "Read sectors from card"},
{"wrbl", CmdHFMFPWrbl, IfPm3Iso14443a, "Write block to card"}, {"wrbl", CmdHFMFPWrbl, IfPm3Iso14443a, "Write block to card"},
{"chkey", CmdHFMFPChKey, IfPm3Iso14443a, "Change key on card"},
{"chconf", CmdHFMFPChConf, IfPm3Iso14443a, "Change config on card"},
{"-----------", CmdHelp, IfPm3Iso14443a, "---------------- " _CYAN_("personalization") " -------------------"}, {"-----------", CmdHelp, IfPm3Iso14443a, "---------------- " _CYAN_("personalization") " -------------------"},
{"commitp", CmdHFMFPCommitPerso, IfPm3Iso14443a, "Configure security layer (SL1/SL3 mode)"}, {"commitp", CmdHFMFPCommitPerso, IfPm3Iso14443a, "Configure security layer (SL1/SL3 mode)"},
{"initp", CmdHFMFPInitPerso, IfPm3Iso14443a, "Fill all the card's keys in SL0 mode"}, {"initp", CmdHFMFPInitPerso, IfPm3Iso14443a, "Fill all the card's keys in SL0 mode"},