#include "common.h"
#include "util.h"
#include "cmdmain.h"
-#include "polarssl/des.h"
+#include "mbedtls/des.h"
#include "loclass/cipherutils.h"
#include "loclass/cipher.h"
#include "loclass/ikeys.h"
#include "usb_cmd.h"
#include "cmdhfmfu.h"
#include "util_posix.h"
+#include "cmdhf14a.h" // DropField()
static int CmdHelp(const char *Cmd);
return 0;
}
+// the original malicious IDs from Flavio D. Garcia, Gerhard de Koning Gans, Roel Verdult,
+// and Milosch Meriac. Dismantling iClass and iClass Elite.
#define NUM_CSNS 15
+static uint8_t csns[8 * NUM_CSNS] = {
+ 0x00, 0x0B, 0x0F, 0xFF, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x04, 0x0E, 0x08, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x09, 0x0D, 0x05, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x0A, 0x0C, 0x06, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x0F, 0x0B, 0x03, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x08, 0x0A, 0x0C, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x0D, 0x09, 0x09, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x0E, 0x08, 0x0A, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x03, 0x07, 0x17, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x3C, 0x06, 0xE0, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x01, 0x05, 0x1D, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x02, 0x04, 0x1E, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x07, 0x03, 0x1B, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x00, 0x02, 0x24, 0xF7, 0xFF, 0x12, 0xE0,
+ 0x00, 0x05, 0x01, 0x21, 0xF7, 0xFF, 0x12, 0xE0 };
+
+
+// pre-defined 9 CSNs by iceman.
+// only one csn depend on several others.
+// six depends only on the first csn, (0,1, 0x45)
+
+// #define NUM_CSNS 9
+// static uint8_t csns[8 * NUM_CSNS] = {
+ // 0x01, 0x0A, 0x0F, 0xFF, 0xF7, 0xFF, 0x12, 0xE0,
+ // 0x0C, 0x06, 0x0C, 0xFE, 0xF7, 0xFF, 0x12, 0xE0,
+ // 0x10, 0x97, 0x83, 0x7B, 0xF7, 0xFF, 0x12, 0xE0,
+ // 0x13, 0x97, 0x82, 0x7A, 0xF7, 0xFF, 0x12, 0xE0,
+ // 0x07, 0x0E, 0x0D, 0xF9, 0xF7, 0xFF, 0x12, 0xE0,
+ // 0x14, 0x96, 0x84, 0x76, 0xF7, 0xFF, 0x12, 0xE0,
+ // 0x17, 0x96, 0x85, 0x71, 0xF7, 0xFF, 0x12, 0xE0,
+ // 0xCE, 0xC5, 0x0F, 0x77, 0xF7, 0xFF, 0x12, 0xE0,
+ // 0xD2, 0x5A, 0x82, 0xF8, 0xF7, 0xFF, 0x12, 0xE0
+ // //0x04, 0x08, 0x9F, 0x78, 0x6E, 0xFF, 0x12, 0xE0
+// };
+
+
int CmdHFiClassSim(const char *Cmd) {
uint8_t simType = 0;
uint8_t CSN[8] = {0, 0, 0, 0, 0, 0, 0, 0};
- if (strlen(Cmd)<1) {
+ if (strlen(Cmd) < 1) {
return usage_hf_iclass_sim();
}
simType = param_get8ex(Cmd, 0, 0, 10);
- if(simType == 0)
- {
+ if (simType == ICLASS_SIM_MODE_CSN) {
if (param_gethex(Cmd, 1, CSN, 16)) {
PrintAndLog("A CSN should consist of 16 HEX symbols");
return usage_hf_iclass_sim();
}
-
PrintAndLog("--simtype:%02x csn:%s", simType, sprint_hex(CSN, 8));
}
- if(simType > 3)
- {
- PrintAndLog("Undefined simptype %d", simType);
- return usage_hf_iclass_sim();
- }
- uint8_t numberOfCSNs=0;
- if(simType == 2)
- {
- UsbCommand c = {CMD_SIMULATE_TAG_ICLASS, {simType,NUM_CSNS}};
+ if (simType == ICLASS_SIM_MODE_READER_ATTACK) {
+ UsbCommand c = {CMD_SIMULATE_TAG_ICLASS, {simType, NUM_CSNS}};
UsbCommand resp = {0};
- uint8_t csns[8*NUM_CSNS] = {
- 0x00, 0x0B, 0x0F, 0xFF, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x04, 0x0E, 0x08, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x09, 0x0D, 0x05, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x0A, 0x0C, 0x06, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x0F, 0x0B, 0x03, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x08, 0x0A, 0x0C, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x0D, 0x09, 0x09, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x0E, 0x08, 0x0A, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x03, 0x07, 0x17, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x3C, 0x06, 0xE0, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x01, 0x05, 0x1D, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x02, 0x04, 0x1E, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x07, 0x03, 0x1B, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x00, 0x02, 0x24, 0xF7, 0xFF, 0x12, 0xE0,
- 0x00, 0x05, 0x01, 0x21, 0xF7, 0xFF, 0x12, 0xE0 };
-
- memcpy(c.d.asBytes, csns, 8*NUM_CSNS);
+ memcpy(c.d.asBytes, csns, 8 * NUM_CSNS);
SendCommand(&c);
if (!WaitForResponseTimeout(CMD_ACK, &resp, -1)) {
}
uint8_t num_mac_responses = resp.arg[1];
- PrintAndLog("Mac responses: %d MACs obtained (should be %d)", num_mac_responses,NUM_CSNS);
+ PrintAndLog("Mac responses: %d MACs obtained (should be %d)", num_mac_responses, NUM_CSNS);
- size_t datalen = NUM_CSNS*24;
+ size_t datalen = NUM_CSNS * 24;
/*
* Now, time to dump to file. We'll use this format:
* <8-byte CSN><8-byte CC><4 byte NR><4 byte MAC>....
* 8 * 24 bytes.
*
* The returndata from the pm3 is on the following format
- * <4 byte NR><4 byte MAC>
- * CC are all zeroes, CSN is the same as was sent in
+ * <8 byte CC><4 byte NR><4 byte MAC>
+ * CSN is the same as was sent in
**/
void* dump = malloc(datalen);
- memset(dump,0,datalen);//<-- Need zeroes for the CC-field
- uint8_t i = 0;
- for(i = 0 ; i < NUM_CSNS ; i++)
- {
- memcpy(dump+i*24, csns+i*8,8); //CSN
- //8 zero bytes here...
+ for(int i = 0; i < NUM_CSNS; i++) {
+ memcpy(dump + i*24, csns+i*8, 8); //CSN
+ //copy CC from response
+ memcpy(dump + i*24 + 8, resp.d.asBytes + i*16, 8);
//Then comes NR_MAC (eight bytes from the response)
- memcpy(dump+i*24+16,resp.d.asBytes+i*8,8);
-
+ memcpy(dump + i*24 + 16, resp.d.asBytes + i*16 + 8, 8);
}
/** Now, save to dumpfile **/
saveFile("iclass_mac_attack", "bin", dump,datalen);
free(dump);
- }else
- {
- UsbCommand c = {CMD_SIMULATE_TAG_ICLASS, {simType,numberOfCSNs}};
+
+ } else if (simType == ICLASS_SIM_MODE_CSN || simType == ICLASS_SIM_MODE_CSN_DEFAULT || simType == ICLASS_SIM_MODE_FULL) {
+ UsbCommand c = {CMD_SIMULATE_TAG_ICLASS, {simType, 0}};
memcpy(c.d.asBytes, CSN, 8);
SendCommand(&c);
+
+ } else {
+ PrintAndLog("Undefined simtype %d", simType);
+ return usage_hf_iclass_sim();
}
return 0;
//File handling and reading
FILE *f;
char filename[FILE_PATH_SIZE];
- if(opt == 'f' && param_getstr(Cmd, 1, filename, sizeof(filename)) > 0)
- {
+ if (opt == 'f' && param_getstr(Cmd, 1, filename, sizeof(filename)) > 0) {
f = fopen(filename, "rb");
- }else{
+ } else {
return hf_iclass_eload_usage();
}
- if(!f) {
+ if (!f) {
PrintAndLog("Failed to read from file '%s'", filename);
return 1;
}
printIclassDumpInfo(dump);
//Validate
- if (bytes_read < fsize)
- {
+ if (bytes_read < fsize) {
prnlog("Error, could only read %d bytes (should be %d)",bytes_read, fsize );
free(dump);
return 1;
uint32_t bytes_sent = 0;
uint32_t bytes_remaining = bytes_read;
- while(bytes_remaining > 0){
+ while (bytes_remaining > 0) {
uint32_t bytes_in_packet = MIN(USB_CMD_DATA_SIZE, bytes_remaining);
UsbCommand c = {CMD_ICLASS_EML_MEMSET, {bytes_sent,bytes_in_packet,0}};
- memcpy(c.d.asBytes, dump, bytes_in_packet);
+ memcpy(c.d.asBytes, dump+bytes_sent, bytes_in_packet);
SendCommand(&c);
bytes_remaining -= bytes_in_packet;
bytes_sent += bytes_in_packet;
fseek(f, 0, SEEK_SET);
uint8_t enc_dump[8] = {0};
uint8_t *decrypted = malloc(fsize);
- des3_context ctx = { DES_DECRYPT ,{ 0 } };
- des3_set2key_dec( &ctx, key);
+ mbedtls_des3_context ctx = { {0} };
+ mbedtls_des3_set2key_dec( &ctx, key);
size_t bytes_read = fread(enc_dump, 1, 8, f);
//Use the first block (CSN) for filename
{
memcpy(decrypted+(blocknum*8), enc_dump, 8);
}else{
- des3_crypt_ecb(&ctx, enc_dump,decrypted +(blocknum*8) );
+ mbedtls_des3_crypt_ecb(&ctx, enc_dump,decrypted +(blocknum*8) );
}
printvar("decrypted block", decrypted +(blocknum*8), 8);
bytes_read = fread(enc_dump, 1, 8, f);
uint8_t encryptedData[16];
uint8_t *encrypted = encryptedData;
- des3_context ctx = { DES_DECRYPT ,{ 0 } };
- des3_set2key_enc( &ctx, key);
+ mbedtls_des3_context ctx = { {0} };
+ mbedtls_des3_set2key_enc( &ctx, key);
- des3_crypt_ecb(&ctx, blkData,encrypted);
+ mbedtls_des3_crypt_ecb(&ctx, blkData,encrypted);
//printvar("decrypted block", decrypted, 8);
memcpy(blkData,encrypted,8);
return 0;
}
char fileName[255] = {0};
- if(opt == 'f')
- {
- if(param_getstr(Cmd, 1, fileName, sizeof(fileName)) > 0)
- {
+ if(opt == 'f') {
+ if(param_getstr(Cmd, 1, fileName, sizeof(fileName)) > 0) {
return bruteforceFileNoKeys(fileName);
- }else
- {
+ } else {
PrintAndLog("You must specify a filename");
}
- }
- else if(opt == 't')
- {
+ } else if(opt == 't') {
int errors = testCipherUtils();
errors += testMAC();
errors += doKeyTests(0);
errors += testElite();
- if(errors)
- {
+ if(errors) {
prnlog("OBS! There were errors!!!");
}
return errors;
projects / proxmark3-svn / blobdiff