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TEST: Moebius two noce mfkey32...

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This commit is contained in:
iceman1001
2015-07-13 23:06:49 +02:00
parent a62bf3afe1
commit d8af608f8e
6 changed files with 73 additions and 5 deletions
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4
client/cmdhf14b.c
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@@ -225,7 +225,7 @@ int CmdHF14BCmdRaw (const char *Cmd) {
// REQB
if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false)==0) return rawClose();
PrintAndLog("REQB : %s", sprint_hex(cmd2, 9));
PrintAndLog("REQB : %s", sprint_hex(cmd2, cmdLen));
if ( SRx && (cmdLen != 3 || !crc2) ) return rawClose();
else if (cmd2[0] != 0x50 || cmdLen != 14 || !crc2) return rawClose();
@@ -251,7 +251,7 @@ int CmdHF14BCmdRaw (const char *Cmd) {
// attrib
if (HF14BCmdRaw(true, &crc2, true, cmd2, &cmdLen, false)==0) return rawClose();
PrintAndLog("ATTRIB : %s", sprint_hex(cmd2, 3));
PrintAndLog("ATTRIB : %s", sprint_hex(cmd2, cmdLen));
if (cmdLen != 3 || !crc2) return rawClose();
if (SRx && cmd2[0] != chipID) return rawClose();

45
client/nonce2key/nonce2key.c
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@@ -199,6 +199,51 @@ int tryMfk32(uint64_t myuid, uint8_t *data, uint8_t *outputkey ){
return isSuccess;
}
int tryMfk32_moebius(uint64_t myuid, uint8_t *data, uint8_t *outputkey ){
struct Crypto1State *s,*t;
uint64_t key; // recovered key
uint32_t uid; // serial number
uint32_t nt0; // tag challenge first
uint32_t nt1; // tag challenge second
uint32_t nr0_enc; // first encrypted reader challenge
uint32_t ar0_enc; // first encrypted reader response
uint32_t nr1_enc; // second encrypted reader challenge
uint32_t ar1_enc; // second encrypted reader response
bool isSuccess = FALSE;
int counter = 0;
uid = myuid;//(uint32_t)bytes_to_num(data + 0, 4);
nt0 = *(uint32_t*)(data+8);
nr0_enc = *(uint32_t*)(data+12);
ar0_enc = *(uint32_t*)(data+16);
nt1 = *(uint32_t*)(data+8);
nr1_enc = *(uint32_t*)(data+32);
ar1_enc = *(uint32_t*)(data+36);
s = lfsr_recovery32(ar0_enc ^ prng_successor(nt0, 64), 0);
for(t = s; t->odd | t->even; ++t) {
lfsr_rollback_word(t, 0, 0);
lfsr_rollback_word(t, nr0_enc, 1);
lfsr_rollback_word(t, uid ^ nt0, 0);
crypto1_get_lfsr(t, &key);
crypto1_word(t, uid ^ nt1, 0);
crypto1_word(t, nr1_enc, 1);
if (ar1_enc == (crypto1_word(t, 0, 0) ^ prng_successor(nt1, 64))) {
PrintAndLog("Found Key: [%012"llx"]",key);
isSuccess = TRUE;
++counter;
if (counter==20)
break;
}
}
free(s);
return isSuccess;
}
int tryMfk64(uint64_t myuid, uint8_t *data, uint8_t *outputkey ){
struct Crypto1State *revstate;

1
client/nonce2key/nonce2key.h
View File

@@ -20,5 +20,6 @@
int nonce2key(uint32_t uid, uint32_t nt, uint32_t nr, uint64_t par_info, uint64_t ks_info, uint64_t * key);
int tryMfk32(uint64_t myuid, uint8_t *data, uint8_t *outputkey );
int tryMfk32_moebius(uint64_t myuid, uint8_t *data, uint8_t *outputkey );
int tryMfk64(uint64_t myuid, uint8_t *data, uint8_t *outputkey );
#endif