if(!GetIso14443aCommandFromReader(receivedCmd, receivedCmdPar, &len)) {
DbpString("Button press");
break;
- }
-
- // incease nonce at every command recieved
- nonce = prand();
- num_to_bytes(nonce, 4, response5);
-
+ }
p_response = NULL;
// Okay, look at the command now.
EmSendCmdEx(emdata, sizeof(emdata), false);
p_response = NULL;
} else {
+
+ // incease nonce at every command recieved. this is time consuming.
+ nonce = prand();
+ num_to_bytes(nonce, 4, response5);
+ prepare_tag_modulation(&responses[5], DYNAMIC_MODULATION_BUFFER_SIZE);
+
cardAUTHSC = receivedCmd[1] / 4; // received block num
cardAUTHKEY = receivedCmd[0] - 0x60;
p_response = &responses[5]; order = 7;
LogTrace(receivedCmd, Uart.len, Uart.startTime*16 - DELAY_AIR2ARM_AS_TAG, Uart.endTime*16 - DELAY_AIR2ARM_AS_TAG, Uart.parity, TRUE);
uint32_t nr = bytes_to_num(receivedCmd,4);
uint32_t ar = bytes_to_num(receivedCmd+4,4);
-
+
// Collect AR/NR per keytype & sector
if ( (flags & FLAG_NR_AR_ATTACK) == FLAG_NR_AR_ATTACK ) {
dynamic_response_info.response_n = 2;
} break;
- case 0xaa:
- case 0xbb: {
+ case 0xAA:
+ case 0xBB: {
dynamic_response_info.response[0] = receivedCmd[0] ^ 0x11;
dynamic_response_info.response_n = 2;
} break;
dynamic_response_info.response[1] = receivedCmd[1];
// Add CRC bytes, always used in ISO 14443A-4 compliant cards
- AppendCrc14443a(dynamic_response_info.response,dynamic_response_info.response_n);
+ AppendCrc14443a(dynamic_response_info.response, dynamic_response_info.response_n);
dynamic_response_info.response_n += 2;
if (prepare_tag_modulation(&dynamic_response_info,DYNAMIC_MODULATION_BUFFER_SIZE) == false) {
// comment this limit if you want to simulation longer
if (!tracing) {
- Dbprintf("Trace Full. Simulation stopped.");
+ DbpString("Trace Full. Simulation stopped.");
break;
}
// comment this limit if you want to simulation longer
set_tracing(FALSE);
BigBuf_free_keep_EM();
LED_A_OFF();
-
+
+ /*
if(flags & FLAG_NR_AR_ATTACK && MF_DBGLEVEL >= 1) {
- /*
+
for ( uint8_t i = 0; i < ATTACK_KEY_COUNT; i++) {
if (ar_nr_collected[i] == 2) {
Dbprintf("Collected two pairs of AR/NR which can be used to extract %s from reader for sector %d:", (i<ATTACK_KEY_COUNT/2) ? "keyA" : "keyB", ar_nr_resp[i].sector);
);
}
}
- */
+
for ( uint8_t i = ATTACK_KEY_COUNT; i < ATTACK_KEY_COUNT*2; i++) {
if (ar_nr_collected[i] == 2) {
Dbprintf("Collected two pairs of AR/NR which can be used to extract %s from reader for sector %d:", (i<ATTACK_KEY_COUNT/2) ? "keyA" : "keyB", ar_nr_resp[i].sector);
}
}
}
-
+ */
+
if (MF_DBGLEVEL >= 4){
Dbprintf("-[ Wake ups after halt [%d]", happened);
Dbprintf("-[ Messages after halt [%d]", happened2);
\r
printf("enter reader attack\n");\r
for (uint8_t i = 0; i < ATTACK_KEY_COUNT; ++i) {\r
- if (data[i].ar2 > 0) {\r
+ \r
+ // if no-collected data \r
+ if (data[i].ar2 == 0) continue;\r
\r
- // We can probably skip this, mfkey32v2 is more reliable.\r
+ // We can probably skip this, mfkey32v2 is more reliable.\r
#ifdef HFMF_TRYMFK32\r
- if (tryMfk32(data[i], &key, verbose)) {\r
- PrintAndLog("Found Key%s for sector %02d: [%012"llx"]"\r
- , (data[i].keytype) ? "B" : "A"\r
- , data[i].sector\r
- , key\r
- );\r
-\r
- k_sector[i].Key[data[i].keytype] = key;\r
- k_sector[i].foundKey[data[i].keytype] = TRUE;\r
- \r
- //set emulator memory for keys\r
- if (setEmulatorMem) {\r
- uint8_t memBlock[16] = {0,0,0,0,0,0, 0xff, 0x0F, 0x80, 0x69, 0,0,0,0,0,0};\r
- num_to_bytes( k_sector[i].Key[0], 6, memBlock);\r
- num_to_bytes( k_sector[i].Key[1], 6, memBlock+10);\r
- PrintAndLog("Setting Emulator Memory Block %02d: [%s]"\r
- , ((data[i].sector)*4) + 3\r
- , sprint_hex( memBlock, sizeof(memBlock))\r
- );\r
- mfEmlSetMem( memBlock, ((data[i].sector)*4) + 3, 1);\r
- }\r
- continue;\r
+ if (tryMfk32(data[i], &key, verbose)) {\r
+ PrintAndLog("Found Key%s for sector %02d: [%012"llx"]"\r
+ , (data[i].keytype) ? "B" : "A"\r
+ , data[i].sector\r
+ , key\r
+ );\r
+\r
+ k_sector[i].Key[data[i].keytype] = key;\r
+ k_sector[i].foundKey[data[i].keytype] = TRUE;\r
+ \r
+ //set emulator memory for keys\r
+ if (setEmulatorMem) {\r
+ uint8_t memBlock[16] = {0,0,0,0,0,0, 0xff, 0x0F, 0x80, 0x69, 0,0,0,0,0,0};\r
+ num_to_bytes( k_sector[i].Key[0], 6, memBlock);\r
+ num_to_bytes( k_sector[i].Key[1], 6, memBlock+10);\r
+ PrintAndLog("Setting Emulator Memory Block %02d: [%s]"\r
+ , ((data[i].sector)*4) + 3\r
+ , sprint_hex( memBlock, sizeof(memBlock))\r
+ );\r
+ mfEmlSetMem( memBlock, ((data[i].sector)*4) + 3, 1);\r
}\r
+ continue;\r
+ }\r
#endif\r
- //moebius attack \r
- if (tryMfk32_moebius(data[i+ATTACK_KEY_COUNT], &key, verbose)) {\r
- uint8_t sectorNum = data[i+ATTACK_KEY_COUNT].sector;\r
- uint8_t keyType = data[i+ATTACK_KEY_COUNT].keytype;\r
-\r
- PrintAndLog("M-Found Key%s for sector %02d: [%012"llx"]"\r
- , keyType ? "B" : "A"\r
- , sectorNum\r
- , key\r
- );\r
-\r
- k_sector[sectorNum].Key[keyType] = key;\r
- k_sector[sectorNum].foundKey[keyType] = TRUE;\r
-\r
- //set emulator memory for keys\r
- if (setEmulatorMem) {\r
- uint8_t memBlock[16] = {0,0,0,0,0,0, 0xff, 0x0F, 0x80, 0x69, 0,0,0,0,0,0};\r
- num_to_bytes( k_sector[sectorNum].Key[0], 6, memBlock);\r
- num_to_bytes( k_sector[sectorNum].Key[1], 6, memBlock+10);\r
- PrintAndLog("Setting Emulator Memory Block %02d: [%s]"\r
- , (sectorNum*4) + 3\r
- , sprint_hex( memBlock, sizeof(memBlock))\r
- );\r
- mfEmlSetMem( memBlock, (sectorNum*4) + 3, 1);\r
- }\r
- continue;\r
+ \r
+ //moebius attack \r
+ if (tryMfk32_moebius(data[i+ATTACK_KEY_COUNT], &key, verbose)) {\r
+ uint8_t sectorNum = data[i+ATTACK_KEY_COUNT].sector;\r
+ uint8_t keyType = data[i+ATTACK_KEY_COUNT].keytype;\r
+\r
+ PrintAndLog("Found Key%s for sector %02d: [%012"llx"]"\r
+ , keyType ? "B" : "A"\r
+ , sectorNum\r
+ , key\r
+ );\r
+\r
+ k_sector[sectorNum].Key[keyType] = key;\r
+ k_sector[sectorNum].foundKey[keyType] = TRUE;\r
+\r
+ //set emulator memory for keys\r
+ if (setEmulatorMem) {\r
+ uint8_t memBlock[16] = {0,0,0,0,0,0, 0xff, 0x0F, 0x80, 0x69, 0,0,0,0,0,0};\r
+ num_to_bytes( k_sector[sectorNum].Key[0], 6, memBlock);\r
+ num_to_bytes( k_sector[sectorNum].Key[1], 6, memBlock+10);\r
+ //iceman, guessing this will not work so well for 4K tags.\r
+ PrintAndLog("Setting Emulator Memory Block %02d: [%s]"\r
+ , (sectorNum*4) + 3\r
+ , sprint_hex( memBlock, sizeof(memBlock))\r
+ );\r
+ mfEmlSetMem( memBlock, (sectorNum*4) + 3, 1);\r
}\r
-\r
+ continue;\r
}\r
}\r
}\r