// MIFARE Darkside hack
//-----------------------------------------------------------------------------
-#define __STDC_FORMAT_MACROS
-#include <inttypes.h>
-#define llx PRIx64
-
#include "nonce2key.h"
+
+#include <inttypes.h>
+#include <stdio.h>
+#include <stdlib.h>
#include "mifarehost.h"
#include "ui.h"
+#include "util.h"
+#include "crapto1/crapto1.h"
int compar_state(const void * a, const void * b) {
// didn't work: (the result is truncated to 32 bits)
int nonce2key(uint32_t uid, uint32_t nt, uint32_t nr, uint64_t par_info, uint64_t ks_info, uint64_t * key) {
struct Crypto1State *state;
uint32_t i, pos, rr, nr_diff, key_count;//, ks1, ks2;
- byte_t bt, ks3x[8], par[8][8];
+ uint8_t bt, ks3x[8], par[8][8];
uint64_t key_recovered;
int64_t *state_s;
static uint32_t last_uid;
// Reset the last three significant bits of the reader nonce
nr &= 0xffffff1f;
- PrintAndLog("\nuid(%08x) nt(%08x) par(%016"llx") ks(%016"llx") nr(%08"llx")\n\n",uid,nt,par_info,ks_info,nr);
+ PrintAndLog("\nuid(%08x) nt(%08x) par(%016" PRIx64") ks(%016" PRIx64") nr(%08" PRIx32")\n\n",uid,nt,par_info,ks_info,nr);
for (pos=0; pos<8; pos++)
{
printf("%01x|\n", par[i][7]);
}
- if (par_info==0)
- PrintAndLog("parity is all zero,try special attack!just wait for few more seconds...");
+ if (par_info == 0)
+ PrintAndLog("Parity is all zero, trying special attack! Just wait for few more seconds...");
- state = lfsr_common_prefix(nr, rr, ks3x, par, par_info==0);
+ state = lfsr_common_prefix(nr, rr, ks3x, par, (par_info == 0));
state_s = (int64_t*)state;
//char filename[50] ;
//sprintf(filename, "nt_%08x_%d.txt", nt, nr);
//printf("name %s\n", filename);
//FILE* fp = fopen(filename,"w");
- for (i = 0; (state) && ((state + i)->odd != -1); i++)
+ for (i = 0; (state) && *(state_s + i); i++)
{
lfsr_rollback_word(state+i, uid^nt, 0);
crypto1_get_lfsr(state + i, &key_recovered);
*(state_s + i) = key_recovered;
- //fprintf(fp, "%012llx\n",key_recovered);
+ //fprintf(fp, "%012" PRIx64 "\n",key_recovered);
}
//fclose(fp);
*(state_s + i) = -1;
//Create the intersection:
- if (par_info == 0 )
- if ( last_keylist != NULL)
- {
+ if (par_info == 0 ) {
+ if (last_keylist != NULL) {
int64_t *p1, *p2, *p3;
p1 = p3 = last_keylist;
p2 = state_s;
while ( *p1 != -1 && *p2 != -1 ) {
if (compar_state(p1, p2) == 0) {
- printf("p1:%"llx" p2:%"llx" p3:%"llx" key:%012"llx"\n",(uint64_t)(p1-last_keylist),(uint64_t)(p2-state_s),(uint64_t)(p3-last_keylist),*p1);
+ printf("p1:%" PRIx64" p2:%" PRIx64 " p3:%" PRIx64" key:%012" PRIx64 "\n",(uint64_t)(p1-last_keylist),(uint64_t)(p2-state_s),(uint64_t)(p3-last_keylist),*p1);
*p3++ = *p1++;
p2++;
}
while (compar_state(p1, p2) == 1) ++p2;
}
}
- key_count = p3 - last_keylist;;
- }
- else
+ key_count = p3 - last_keylist;
+ } else {
key_count = 0;
- else
- {
+ }
+ } else {
last_keylist = state_s;
key_count = i;
}
*key = key64;
free(last_keylist);
last_keylist = NULL;
- if (par_info ==0)
+ if (par_info == 0)
free(state);
return 0;
}
uint32_t ar0_enc = data.ar; // first encrypted reader response
uint32_t nr1_enc = data.nr2; // second encrypted reader challenge
uint32_t ar1_enc = data.ar2; // second encrypted reader response
- clock_t t1 = clock();
- bool isSuccess = FALSE;
+ uint64_t t1 = msclock();
+ bool isSuccess = false;
uint8_t counter=0;
s = lfsr_recovery32(ar0_enc ^ prng_successor(nt, 64), 0);
crypto1_word(t, uid ^ nt, 0);
crypto1_word(t, nr1_enc, 1);
if (ar1_enc == (crypto1_word(t, 0, 0) ^ prng_successor(nt, 64))) {
- //PrintAndLog("Found Key: [%012"llx"]",key);
+ //PrintAndLog("Found Key: [%012" PRIx64 "]",key);
outkey = key;
counter++;
if (counter==20) break;
}
}
- //free(s);
isSuccess = (counter == 1);
- t1 = clock() - t1;
- //if ( t1 > 0 ) PrintAndLog("Time in mfkey32: %.0f ticks \nFound %d possible keys", (float)t1, counter);
+ t1 = msclock() - t1;
+ //if ( t1 > 0 ) PrintAndLog("Time in mfkey32: %.1f seconds \nFound %d possible keys", (float)t1/1000.0, counter);
*outputkey = ( isSuccess ) ? outkey : 0;
crypto1_destroy(s);
+ /* //un-comment to save all keys to a stats.txt file
FILE *fout;
if ((fout = fopen("stats.txt","ab")) == NULL) {
PrintAndLog("Could not create file name stats.txt");
return 1;
}
- fprintf(fout, "mfkey32,%d,%d,%s,%04x%08x,%.0Lf\r\n",counter,data.sector,(data.keytype) ? "B" : "A", (uint32_t)(outkey>>32) & 0xFFFF,(uint32_t)(outkey&0xFFFFFFFF),(long double)t1);
+ fprintf(fout, "mfkey32,%d,%08x,%d,%s,%04x%08x,%.0Lf\r\n", counter, data.cuid, data.sector, (data.keytype) ? "B" : "A", (uint32_t)(outkey>>32) & 0xFFFF,(uint32_t)(outkey&0xFFFFFFFF),(long double)t1);
fclose(fout);
+ */
return isSuccess;
}
uint32_t nt0 = data.nonce; // first tag challenge (nonce)
uint32_t nr0_enc = data.nr; // first encrypted reader challenge
uint32_t ar0_enc = data.ar; // first encrypted reader response
- //uint32_t uid1 = le32toh(data+16);
uint32_t nt1 = data.nonce2; // second tag challenge (nonce)
uint32_t nr1_enc = data.nr2; // second encrypted reader challenge
uint32_t ar1_enc = data.ar2; // second encrypted reader response
- bool isSuccess = FALSE;
+ bool isSuccess = false;
int counter = 0;
//PrintAndLog("Enter mfkey32_moebius");
- clock_t t1 = clock();
+ uint64_t t1 = msclock();
s = lfsr_recovery32(ar0_enc ^ prng_successor(nt0, 64), 0);
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);
+ //PrintAndLog("Found Key: [%012" PRIx64 "]",key);
outkey=key;
++counter;
if (counter==20)
}
}
isSuccess = (counter == 1);
- t1 = clock() - t1;
- //if ( t1 > 0 ) PrintAndLog("Time in mfkey32_moebius: %.0f ticks \nFound %d possible keys", (float)t1,counter);
+ t1 = msclock() - t1;
+ //if ( t1 > 0 ) PrintAndLog("Time in mfkey32_moebius: %.1f seconds \nFound %d possible keys", (float)t1/1000.0, counter);
*outputkey = ( isSuccess ) ? outkey : 0;
crypto1_destroy(s);
+ /* // un-comment to output all keys to stats.txt
FILE *fout;
if ((fout = fopen("stats.txt","ab")) == NULL) {
PrintAndLog("Could not create file name stats.txt");
return 1;
}
- fprintf(fout, "moebius,%d,%d,%s,%04x%08x,%0.Lf\r\n",counter,data.sector, (data.keytype) ? "B" : "A", (uint32_t) (outkey>>32),(uint32_t)(outkey&0xFFFFFFFF),(long double)t1);
+ fprintf(fout, "moebius,%d,%08x,%d,%s,%04x%08x,%0.Lf\r\n", counter, data.cuid, data.sector, (data.keytype) ? "B" : "A", (uint32_t) (outkey>>32),(uint32_t)(outkey&0xFFFFFFFF),(long double)t1);
fclose(fout);
+ */
return isSuccess;
}
struct Crypto1State *revstate;
PrintAndLog("Enter mfkey64");
- clock_t t1 = clock();
+ uint64_t t1 = msclock();
// Extract the keystream from the messages
ks2 = ar_enc ^ prng_successor(nt, 64);
lfsr_rollback_word(revstate, nr_enc, 1);
lfsr_rollback_word(revstate, uid ^ nt, 0);
crypto1_get_lfsr(revstate, &key);
- PrintAndLog("Found Key: [%012"llx"]", key);
+ PrintAndLog("Found Key: [%012" PRIx64 "]", key);
crypto1_destroy(revstate);
*outputkey = key;
- t1 = clock() - t1;
- if ( t1 > 0 ) PrintAndLog("Time in mfkey64: %.0f ticks \n", (float)t1);
+ t1 = msclock() - t1;
+ if ( t1 > 0 ) PrintAndLog("Time in mfkey64: %.1f seconds \n", (float)t1/1000.0);
return 0;
}
projects / proxmark3-svn / blobdiff