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hf mf info: always search for backdoor

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This commit is contained in:
Philippe Teuwen 2024-08-16 12:55:59 +02:00
commit c9f4679b5a
1 changed files with 18 additions and 17 deletions
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5
client/src/cmdhfmf.c
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@ -9512,9 +9512,9 @@ static int CmdHF14AMfInfo(const char *Cmd) {
return PM3_EMALLOC; return PM3_EMALLOC;
} }
uint8_t blockdata[MFBLOCK_SIZE] = {0};
res = mfCheckKeys_fast(sectorsCnt, true, true, 1, keycnt, keyBlock, e_sector, false, verbose); res = mfCheckKeys_fast(sectorsCnt, true, true, 1, keycnt, keyBlock, e_sector, false, verbose);
if (res == PM3_SUCCESS || res == PM3_EPARTIAL) { if (res == PM3_SUCCESS || res == PM3_EPARTIAL) {
uint8_t blockdata[MFBLOCK_SIZE] = {0};
if (e_sector[0].foundKey[MF_KEY_A]) { if (e_sector[0].foundKey[MF_KEY_A]) {
PrintAndLogEx(SUCCESS, "Sector 0 key A... " _GREEN_("%012" PRIX64), e_sector[0].Key[MF_KEY_A]); PrintAndLogEx(SUCCESS, "Sector 0 key A... " _GREEN_("%012" PRIX64), e_sector[0].Key[MF_KEY_A]);
@ -9539,6 +9539,7 @@ static int CmdHF14AMfInfo(const char *Cmd) {
if (e_sector[1].foundKey[MF_KEY_A]) { if (e_sector[1].foundKey[MF_KEY_A]) {
PrintAndLogEx(SUCCESS, "Sector 1 key A... " _GREEN_("%012" PRIX64), e_sector[1].Key[MF_KEY_A]); PrintAndLogEx(SUCCESS, "Sector 1 key A... " _GREEN_("%012" PRIX64), e_sector[1].Key[MF_KEY_A]);
} }
}
uint8_t k08s[6] = {0xA3, 0x96, 0xEF, 0xA4, 0xE2, 0x4F}; uint8_t k08s[6] = {0xA3, 0x96, 0xEF, 0xA4, 0xE2, 0x4F};
if (mfReadBlock(0, 4, k08s, blockdata) == PM3_SUCCESS) { if (mfReadBlock(0, 4, k08s, blockdata) == PM3_SUCCESS) {
@ -9554,10 +9555,10 @@ static int CmdHF14AMfInfo(const char *Cmd) {
if (fKeyType != 0xFF) { if (fKeyType != 0xFF) {
PrintAndLogEx(SUCCESS, "Block 0.......... %s", sprint_hex(blockdata, MFBLOCK_SIZE)); PrintAndLogEx(SUCCESS, "Block 0.......... %s", sprint_hex(blockdata, MFBLOCK_SIZE));
} }
PrintAndLogEx(NORMAL, ""); PrintAndLogEx(NORMAL, "");
PrintAndLogEx(INFO, "--- " _CYAN_("Fingerprint")); PrintAndLogEx(INFO, "--- " _CYAN_("Fingerprint"));
if (fKeyType != 0xFF) {
// cards with known backdoor // cards with known backdoor
if (memcmp(blockdata + 8, "\x62\x63\x64\x65\x66\x67\x68\x69", 8) == 0) { if (memcmp(blockdata + 8, "\x62\x63\x64\x65\x66\x67\x68\x69", 8) == 0) {
// backdoor might be present, or just a clone reusing Fudan MF data... // backdoor might be present, or just a clone reusing Fudan MF data...