mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2025-01-31 04:20:28 +08:00
mfu info / dump attempt at missing auths
NOT TESTED. will test soon. probably has bugs!
This commit is contained in:
marshmellow42
parent
ae8303c13c
commit
cceabb79e6
6 changed files with 129 additions and 91 deletions
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@ -167,7 +167,7 @@ int32_t dist_nt(uint32_t nt1, uint32_t nt2);
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void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *data);
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void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain);
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void MifareUC_Auth1(uint8_t arg0, uint8_t *datain);
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void MifareUC_Auth2(uint32_t arg0, uint8_t *datain);
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void MifareUC_Auth2(uint8_t arg0, uint8_t *datain);
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void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain);
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void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain);
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void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain);
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@ -121,7 +121,7 @@ void MifareUC_Auth1(uint8_t arg0, uint8_t *datain){
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cmd_send(CMD_ACK,1,cuid,0,dataoutbuf,11);
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LEDsoff();
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}
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void MifareUC_Auth2(uint32_t arg0, uint8_t *datain){
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void MifareUC_Auth2(uint8_t arg0, uint8_t *datain){
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uint8_t key[16] = {0x00};
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byte_t dataoutbuf[16] = {0x00};
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@ -139,8 +139,10 @@ void MifareUC_Auth2(uint32_t arg0, uint8_t *datain){
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if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 2 FINISHED");
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cmd_send(CMD_ACK,1,0,0,dataoutbuf,11);
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FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
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LEDsoff();
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if (arg0) {
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FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
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LEDsoff();
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}
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}
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// Arg0 = BlockNo,
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@ -346,7 +348,8 @@ void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)
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// params
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uint8_t blockNo = arg0;
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uint16_t blocks = arg1;
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bool useKey = (arg2 == 1);
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bool useKey = (arg2 == 1); //UL_C
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bool usePwd = (arg2 == 2); //UL_EV1/NTAG
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int countblocks = 0;
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uint8_t dataout[176] = {0x00};
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@ -373,12 +376,12 @@ void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)
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uint8_t rnd_ab[16] = {0x00};
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uint8_t IV[8] = {0x00};
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uint16_t len;
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uint16_t len2;
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uint8_t receivedAnswer[MAX_FRAME_SIZE];
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uint8_t receivedAnswerPar[MAX_PARITY_SIZE];
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len = mifare_sendcmd_short(NULL, 1, 0x1A, 0x00, receivedAnswer,receivedAnswerPar ,NULL);
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if (len != 11) {
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len2 = mifare_sendcmd_short(NULL, 1, 0x1A, 0x00, receivedAnswer,receivedAnswerPar ,NULL);
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if (len2 != 11) {
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if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x", receivedAnswer[0]);
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OnError(1);
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return;
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@ -396,8 +399,8 @@ void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)
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// encrypt out, in, length, key, iv
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tdes_2key_enc(rnd_ab, rnd_ab, sizeof(rnd_ab), key, enc_random_b);
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len = mifare_sendcmd_short_mfucauth(NULL, 1, 0xAF, rnd_ab, receivedAnswer, receivedAnswerPar, NULL);
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if (len != 11) {
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len2 = mifare_sendcmd_short_mfucauth(NULL, 1, 0xAF, rnd_ab, receivedAnswer, receivedAnswerPar, NULL);
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if (len2 != 11) {
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OnError(1);
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return;
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}
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@ -412,6 +415,18 @@ void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)
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Dbprintf("failed authentication");
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}
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if (usePwd) { //ev1 or ntag auth
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uint8_t Pwd[4] = {0x00};
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memcpy(Pwd, datain, 4);
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uint8_t pack[4] = {0,0,0,0};
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if (mifare_ul_ev1_auth(Pwd, pack)){
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OnError(1);
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Dbprintf("failed authentication");
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return;
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}
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}
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for (int i = 0; i < blocks; i++){
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len = mifare_ultra_readblock(blockNo * 4 + i, dataout + 4 * i);
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@ -288,6 +288,26 @@ int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blo
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}
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// mifare ultralight commands
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int mifare_ul_ev1_auth(uint8_t *key, uint8_t *pack){
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uint16_t len;
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uint8_t receivedAnswer[MAX_FRAME_SIZE];
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uint8_t receivedAnswerPar[MAX_PARITY_SIZE];
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len = mifare_sendcmd_short_mfucauth(NULL, 0, 0x1B, key, receivedAnswer, receivedAnswerPar, NULL);
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if (len != 4) {
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if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x %u", receivedAnswer[0], len);
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return 1;
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}
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if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {
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Dbprintf("Auth Resp: %02x%02x%02x%02x",
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receivedAnswer[0],receivedAnswer[1],receivedAnswer[2],receivedAnswer[3]);
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}
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memcpy(pack, receivedAnswer, 4);
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return 0;
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}
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int mifare_ultra_auth1(uint8_t *blockData){
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uint16_t len;
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@ -62,6 +62,7 @@ int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cm
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int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);
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int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested, uint32_t * ntptr, uint32_t *timing);
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int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
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int mifare_ul_ev1_auth(uint8_t *key, uint8_t *pack);
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int mifare_ultra_auth1(uint8_t *blockData);
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int mifare_ultra_auth2(uint8_t *key, uint8_t *blockData);
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int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData);
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@ -586,6 +586,7 @@ int CmdHF14AMfUInfo(const char *Cmd){
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uint8_t datalen = 0;
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uint8_t authenticationkey[16] = {0x00};
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uint8_t pack[4] = {0,0,0,0};
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int len=0;
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while(param_getchar(Cmd, cmdp) != 0x00)
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{
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@ -640,12 +641,25 @@ int CmdHF14AMfUInfo(const char *Cmd){
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}
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if ( hasAuthKey ) {
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if ((tagtype & UL_C))
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try3DesAuthentication(authenticationkey);
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else
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ulev1_requestAuthentication(authenticationkey, pack, sizeof(pack));
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if ((tagtype & UL_C)) {
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ul_switch_off_field();
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//will select card automatically
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if (try3DesAuthentication(authenticationkey, false) != 1) {
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ul_switch_off_field();
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PrintAndLog("Error: Authentication Failed UL-C");
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return 0;
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}
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} else {
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len = ulev1_requestAuthentication(authenticationkey, pack, sizeof(pack));
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if (len < 1) {
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if (!len) ul_switch_off_field();
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PrintAndLog("Error: Authentication Failed UL-EV1/NTAG");
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return 0;
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}
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}
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}
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// read pages 0,1,2,4 (should read 4pages)
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status = ul_read(0, data, sizeof(data));
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if ( status == -1 ){
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@ -681,10 +695,10 @@ int CmdHF14AMfUInfo(const char *Cmd){
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if ( hasAuthKey ) return 1;
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PrintAndLog("Trying some default 3des keys");
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ul_switch_off_field();
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ul_switch_off_field(); //will select again in try3DesAuth...
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for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ){
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key = default_3des_keys[i];
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if (try3DesAuthentication(key) == 1){
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if (try3DesAuthentication(key, true) == 1){
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PrintAndLog("Found default 3des key: "); //%s", sprint_hex(key,16));
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uint8_t keySwap[16];
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memcpy(keySwap, SwapEndian64(key,16,8), 16);
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@ -692,6 +706,7 @@ int CmdHF14AMfUInfo(const char *Cmd){
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return 1;
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}
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}
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return 1; //return even if key not found (UL_C is done)
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}
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}
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@ -743,13 +758,14 @@ int CmdHF14AMfUInfo(const char *Cmd){
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if ( authlim == 0 ){
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PrintAndLog("\n--- Known EV1/NTAG passwords.");
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int len=0; //if len goes to -1 the connection will be turned off.
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for (uint8_t i = 0; i < 3; ++i ){
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key = default_pwd_pack[i];
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if ( len > -1 ){
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len = ulev1_requestAuthentication(key, pack, sizeof(pack));
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PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]);
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break;
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if (len == 1) {
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PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]);
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break;
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}
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}
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}
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if (len > -1) ul_switch_off_field();
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@ -907,9 +923,12 @@ int usage_hf_mfu_dump(void)
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PrintAndLog("It autodetects card type.\n");
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PrintAndLog("Usage: hf mfu dump s k <key> n <filename w/o .bin>");
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PrintAndLog(" Options : ");
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PrintAndLog(" k <key> : Enter key for authentication");
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PrintAndLog(" n <FN > : Enter filename w/o .bin to save the dump as");
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PrintAndLog(" s : Swap entered key's endianness for auth");
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PrintAndLog(" k <key> : key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
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PrintAndLog(" l : swap entered key's endianness for auth");
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PrintAndLog(" n <FN > : filename w/o .bin to save the dump as");
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PrintAndLog(" p <Pg > : starting Page number to manually set a page to start the dump at");
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PrintAndLog(" q <qty> : number of Pages to manually set how many pages to dump");
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PrintAndLog("");
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PrintAndLog(" sample : hf mfu dump");
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PrintAndLog(" : hf mfu dump n myfile");
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@ -948,6 +967,8 @@ int CmdHF14AMfUDump(const char *Cmd){
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bool swapEndian = false;
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bool manualPages = false;
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uint8_t startPage = 0;
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char tempStr[50];
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while(param_getchar(Cmd, cmdp) != 0x00)
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{
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switch(param_getchar(Cmd, cmdp))
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@ -957,15 +978,25 @@ int CmdHF14AMfUDump(const char *Cmd){
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return usage_hf_mfu_dump();
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case 'k':
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case 'K':
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dataLen = param_gethex(Cmd, cmdp+1, data, 32);
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if (dataLen) {
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dataLen = param_getstr(Cmd, cmdp+1, tempStr);
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if (dataLen == 32) //ul-c
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errors = param_gethex(tempStr, 0, key, dataLen);
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else if (dataLen == 8) //ev1/ntag
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errors = param_gethex(tempStr, 0, key, dataLen);
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else
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errors = true;
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} else {
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memcpy(key, data, 16);
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}
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if (!errors)
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memcpy(key, data, dataLen/2);
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cmdp += 2;
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hasPwd = true;
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break;
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case 'l':
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case 'L':
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swapEndian = true;
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cmdp++;
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break;
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case 'n':
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case 'N':
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fileNlen = param_getstr(Cmd, cmdp+1, filename);
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@ -985,17 +1016,6 @@ int CmdHF14AMfUDump(const char *Cmd){
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cmdp += 2;
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manualPages = true;
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break;
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case 's':
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case 'S':
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swapEndian = true;
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cmdp++;
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break;
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case 't':
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case 'T':
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//key type - ul-c or ev1/ntag
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//TODO
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cmdp += 2;
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break;
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default:
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PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
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errors = true;
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@ -1007,7 +1027,7 @@ int CmdHF14AMfUDump(const char *Cmd){
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//Validations
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if(errors) return usage_hf_mfu_dump();
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if (swapEndian)
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if (swapEndian && dataLen == 32)
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keyPtr = SwapEndian64(data, 16, 8);
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TagTypeUL_t tagtype = GetHF14AMfU_Type();
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@ -1020,50 +1040,29 @@ int CmdHF14AMfUDump(const char *Cmd){
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ul_print_type(tagtype, 0);
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PrintAndLog("Reading tag memory...");
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/*
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if ( tagtype & UL ) {
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Pages = 16;
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PrintAndLog(str,"", (tagtype & MAGIC)?" (magic)":"" );
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UsbCommand c = {CMD_MIFAREUC_READCARD, {startPage,Pages}};
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if ( hasPwd ) {
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if (tagtype & UL_C)
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c.arg[2] = 1; //UL_C auth
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else
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c.arg[2] = 2; //UL_EV1/NTAG auth
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memcpy(c.d.asBytes, key, dataLen/2);
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}
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else if ( tagtype & UL_C ) {
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Pages = 44;
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PrintAndLog(str,"-C", (tagtype & MAGIC)?" (magic)":"" );
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SendCommand(&c);
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UsbCommand resp;
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if (!WaitForResponseTimeout(CMD_ACK, &resp,1500)) {
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PrintAndLog("Command execute time-out");
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return 1;
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}
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else if ( tagtype & UL_EV1_48 ) {
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Pages = 18;
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PrintAndLog(str," EV1_48","");
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}
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else if ( tagtype & UL_EV1_128 ) {
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Pages = 32;
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PrintAndLog(str," EV1_128","");
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PrintAndLog ("%u,%u",resp.arg[0],resp.arg[1]);
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uint8_t isOK = resp.arg[0] & 0xff;
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if (isOK) {
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memcpy(data, resp.d.asBytes, resp.arg[1]);
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} else {
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Pages = 16;
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PrintAndLog("Dumping unknown Ultralight, using default values.");
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}
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*/
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if (!hasPwd || (tagtype & UL_C)){
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UsbCommand c = {CMD_MIFAREUC_READCARD, {startPage,Pages}};
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if ( hasPwd ) {
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c.arg[2] = 1;
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memcpy(c.d.asBytes, key, 16);
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}
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SendCommand(&c);
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UsbCommand resp;
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if (!WaitForResponseTimeout(CMD_ACK, &resp,1500)) {
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PrintAndLog("Command execute time-out");
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return 1;
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}
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PrintAndLog ("%u,%u",resp.arg[0],resp.arg[1]);
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uint8_t isOK = resp.arg[0] & 0xff;
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if (isOK) {
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memcpy(data, resp.d.asBytes, resp.arg[1]);
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} else {
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PrintAndLog("Failed reading block: (%02x)", i);
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return 1;
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}
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} else {
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PrintAndLog("EV1 and NTAG pwd mode not ready yet");
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return 0;
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PrintAndLog("Failed reading block: (%02x)", i);
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return 1;
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}
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// Load lock bytes.
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@ -1077,6 +1076,7 @@ int CmdHF14AMfUDump(const char *Cmd){
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}
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// Load bottom lockbytes if available
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// HOW DOES THIS APPLY TO EV1 and/or NTAG???
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if ( Pages == 44 ) {
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lockbytes_t2 = data + (40*4);
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lockbytes2[0] = lockbytes_t2[2];
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@ -1087,10 +1087,12 @@ int CmdHF14AMfUDump(const char *Cmd){
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}
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// add keys
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if (hasPwd){
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if (hasPwd && dataLen == 32){ //UL_C
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memcpy(data + Pages*4, key, 16);
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Pages += 4;
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}
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//TODO add key MEM location for other tags
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for (i = 0; i < Pages; ++i) {
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if ( i < 3 ) {
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PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4));
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@ -1211,7 +1213,7 @@ int CmdHF14AMfucAuth(const char *Cmd){
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}
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uint8_t *key = default_3des_keys[keyNo];
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if (try3DesAuthentication(key)>0)
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if (try3DesAuthentication(key, true) > 0)
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PrintAndLog("Authentication successful. 3des key: %s",sprint_hex(key, 16));
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else
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PrintAndLog("Authentication failed");
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@ -1219,9 +1221,9 @@ int CmdHF14AMfucAuth(const char *Cmd){
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return 0;
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}
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int try3DesAuthentication( uint8_t *key){
|
||||
int try3DesAuthentication( uint8_t *key, bool switch_off_field ){
|
||||
|
||||
uint32_t cuid = 0;
|
||||
//uint32_t cuid = 0;
|
||||
|
||||
des3_context ctx = { 0 };
|
||||
|
||||
|
|
@ -1237,7 +1239,7 @@ int try3DesAuthentication( uint8_t *key){
|
|||
if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) ) return -1;
|
||||
if ( !(resp.arg[0] & 0xff) ) return -2;
|
||||
|
||||
cuid = resp.arg[1];
|
||||
//cuid = resp.arg[1];
|
||||
memcpy(enc_random_b,resp.d.asBytes+1,8);
|
||||
|
||||
des3_set2key_dec(&ctx, key);
|
||||
|
|
@ -1254,7 +1256,7 @@ int try3DesAuthentication( uint8_t *key){
|
|||
|
||||
//Auth2
|
||||
c.cmd = CMD_MIFAREUC_AUTH2;
|
||||
c.arg[0] = cuid;
|
||||
c.arg[0] = switch_off_field;
|
||||
memcpy(c.d.asBytes, rnd_ab, 16);
|
||||
SendCommand(&c);
|
||||
|
||||
|
|
|
|||
|
|
@ -14,7 +14,7 @@ int CmdHF14AMfUCRdCard(const char *Cmd);
|
|||
int CmdHF14AMfucAuth(const char *Cmd);
|
||||
|
||||
uint8_t requestAuthentication( uint8_t *nonce);
|
||||
int try3DesAuthentication( uint8_t *key);
|
||||
int try3DesAuthentication( uint8_t *key, bool switch_off_field);
|
||||
|
||||
//general stuff
|
||||
int CmdHF14AMfUDump(const char *Cmd);
|
||||
|
|
|
|||
Loading…
Reference in a new issue