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chg: 'hf mf fchk' helptext

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chg: 'hf mf sniff' textual
This commit is contained in:
iceman1001 2018-01-09 16:25:58 +01:00
commit f865b593d7
1 changed files with 28 additions and 29 deletions
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57
client/cmdhfmf.c
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@ -129,13 +129,13 @@ int usage_hf14_chk(void){
return 0; return 0;
} }
int usage_hf14_chk_fast(void){ int usage_hf14_chk_fast(void){
PrintAndLog("This is a improved checkkeys method speedwise. It checks Mifare Classic tags sector keys against a dictionary file with keys");
PrintAndLog("Usage: hf mf fchk [h] <card memory> [t|d] [<key (12 hex symbols)>] [<dic (*.dic)>]"); PrintAndLog("Usage: hf mf fchk [h] <card memory> [t|d] [<key (12 hex symbols)>] [<dic (*.dic)>]");
PrintAndLog("(iceman) This is a improved checkkeys method speedwise ");
PrintAndLog("options:"); PrintAndLog("options:");
PrintAndLog(" h this help"); PrintAndLog(" h this help");
PrintAndLog(" <cardmem> all sectors based on card memory, other values then below defaults to 1k"); PrintAndLog(" <cardmem> all sectors based on card memory, other values than below defaults to 1k");
PrintAndLog(" 0 - MINI(320 bytes)"); PrintAndLog(" 0 - MINI(320 bytes)");
PrintAndLog(" 1 - 1K"); PrintAndLog(" 1 - 1K <default>");
PrintAndLog(" 2 - 2K"); PrintAndLog(" 2 - 2K");
PrintAndLog(" 4 - 4K"); PrintAndLog(" 4 - 4K");
PrintAndLog(" d write keys to binary file"); PrintAndLog(" d write keys to binary file");
@ -143,7 +143,7 @@ int usage_hf14_chk_fast(void){
PrintAndLog(" "); PrintAndLog(" ");
PrintAndLog("samples:"); PrintAndLog("samples:");
PrintAndLog(" hf mf fchk 1 1234567890ab keys.dic -- target 1K using key 1234567890ab, using dictionary file"); PrintAndLog(" hf mf fchk 1 1234567890ab keys.dic -- target 1K using key 1234567890ab, using dictionary file");
PrintAndLog(" hf mf fchk 1 t -- target 1K, write to emulator mem"); PrintAndLog(" hf mf fchk 1 t -- target 1K, write to emulator memory");
PrintAndLog(" hf mf fchk 1 d -- target 1K, write to file"); PrintAndLog(" hf mf fchk 1 d -- target 1K, write to file");
return 0; return 0;
} }
@ -348,13 +348,13 @@ int CmdHF14AMifare(const char *Cmd) {
int isOK = mfDarkside(blockno, key_type, &key); int isOK = mfDarkside(blockno, key_type, &key);
switch (isOK) { switch (isOK) {
case -1 : PrintAndLog("Button pressed. Aborted."); return 1; case -1 : PrintAndLog("[!] Button pressed. Aborted."); return 1;
case -2 : PrintAndLog("Card is not vulnerable to Darkside attack (doesn't send NACK on authentication requests)."); return 1; case -2 : PrintAndLog("[-] Card is not vulnerable to Darkside attack (doesn't send NACK on authentication requests)."); return 1;
case -3 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator is not predictable)."); return 1; case -3 : PrintAndLog("[-] Card is not vulnerable to Darkside attack (its random number generator is not predictable)."); return 1;
case -4 : PrintAndLog("Card is not vulnerable to Darkside attack (its random number generator seems to be based on the wellknown"); case -4 : PrintAndLog("[-] Card is not vulnerable to Darkside attack (its random number generator seems to be based on the wellknown");
PrintAndLog("generating polynomial with 16 effective bits only, but shows unexpected behaviour."); return 1; PrintAndLog("generating polynomial with 16 effective bits only, but shows unexpected behaviour."); return 1;
case -5 : PrintAndLog("Aborted via keyboard."); return 1; case -5 : PrintAndLog("[!] aborted via keyboard."); return 1;
default : PrintAndLog("Found valid key: %012" PRIx64 "\n", key); break; default : PrintAndLog("[+] Found valid key: %012" PRIx64 "\n", key); break;
} }
PrintAndLog(""); PrintAndLog("");
@ -1835,16 +1835,12 @@ int CmdHF14AMfSniff(const char *Cmd){
bool wantSaveToEmlFile = false; bool wantSaveToEmlFile = false;
//var //var
int tmpchar; int res = 0, len = 0, blockLen = 0;
int res = 0; int pckNum = 0, num = 0;
int len = 0; uint8_t sak = 0;
int blockLen = 0;
int pckNum = 0;
int num = 0;
uint8_t uid[10]; uint8_t uid[10];
uint8_t uid_len = 0; uint8_t uid_len = 0;
uint8_t atqa[2] = {0x00, 0x00}; uint8_t atqa[2] = {0x00, 0x00};
uint8_t sak = 0;
bool isTag = false; bool isTag = false;
uint8_t *buf = NULL; uint8_t *buf = NULL;
uint16_t bufsize = 0; uint16_t bufsize = 0;
@ -1874,25 +1870,28 @@ int CmdHF14AMfSniff(const char *Cmd){
clearCommandBuffer(); clearCommandBuffer();
SendCommand(&c); SendCommand(&c);
UsbCommand resp;
// wait cycle // wait cycle
while (true) { while (true) {
printf("."); fflush(stdout); printf("."); fflush(stdout);
if (ukbhit()) { if (ukbhit()) {
tmpchar = getchar(); int gc = getchar(); (void)gc;
(void)tmpchar; printf("\n[+] aborted via keyboard!\n");
printf("\naborted via keyboard!\n");
break; break;
} }
UsbCommand resp; if ( !WaitForResponseTimeout(CMD_ACK, &resp, 2000) ) {
if ( !WaitForResponseTimeout(CMD_ACK, &resp, 2000) ) continue; continue;
}
res = resp.arg[0] & 0xff; res = resp.arg[0] & 0xff;
traceLen = resp.arg[1]; traceLen = resp.arg[1];
len = resp.arg[2]; len = resp.arg[2];
//PrintAndLog("ice | %x | %x | %x", res, traceLen, len);
// we are done? // we are done?
if (res == 0) { if (res == 0) {
PrintAndLog("[+] hf mifare sniff finished");
free(buf); free(buf);
return 0; return 0;
} }
@ -1903,11 +1902,11 @@ int CmdHF14AMfSniff(const char *Cmd){
uint8_t *p; uint8_t *p;
if (buf == NULL) // not yet allocated if (buf == NULL) // not yet allocated
p = malloc(traceLen); p = malloc(traceLen);
else // need more memory else // need more memory
p = realloc(buf, traceLen); p = realloc(buf, traceLen);
if (p == NULL) { if (p == NULL) {
PrintAndLog("Cannot allocate memory for trace"); PrintAndLog("[-] Cannot allocate memory for trace");
free(buf); free(buf);
return 2; return 2;
} }
@ -1918,7 +1917,7 @@ int CmdHF14AMfSniff(const char *Cmd){
memset(buf, 0x00, traceLen); memset(buf, 0x00, traceLen);
} }
if (bufPtr == NULL) { if (bufPtr == NULL) {
PrintAndLog("Cannot allocate memory for trace"); PrintAndLog("[-] Cannot allocate memory for trace");
free(buf); free(buf);
return 2; return 2;
} }
@ -1932,7 +1931,7 @@ int CmdHF14AMfSniff(const char *Cmd){
blockLen = bufPtr - buf; blockLen = bufPtr - buf;
bufPtr = buf; bufPtr = buf;
printf(">\n"); printf(">\n");
PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum); PrintAndLog("[+] received trace len: %d packages: %d", blockLen, pckNum);
while (bufPtr - buf < blockLen) { while (bufPtr - buf < blockLen) {
bufPtr += 6; // skip (void) timing information bufPtr += 6; // skip (void) timing information
len = *((uint16_t *)bufPtr); len = *((uint16_t *)bufPtr);
@ -1952,7 +1951,7 @@ int CmdHF14AMfSniff(const char *Cmd){
default: uid_len = 4; break; default: uid_len = 4; break;
} }
sak = bufPtr[14]; sak = bufPtr[14];
PrintAndLog("tag select uid| %s atqa:0x%02x%02x sak:0x%02x", PrintAndLog("[+] tag select uid| %s atqa:0x%02x%02x sak:0x%02x",
sprint_hex(uid, uid_len), sprint_hex(uid, uid_len),
atqa[1], atqa[1],
atqa[0], atqa[0],