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chg: hf mfp info - more text / better detection between DESFire and Plus

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This commit is contained in:
iceman1001 2020-03-19 09:26:56 +01:00
parent 3947528996
commit 37011158e1
1 changed files with 63 additions and 22 deletions
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55
client/cmdhfmfp.c
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@ -65,12 +65,28 @@ static int CmdHFMFPInfo(const char *Cmd) {
// MIFARE Type Identification Procedure
// https://www.nxp.com/docs/en/application-note/AN10833.pdf
uint16_t ATQA = card.atqa[0] + (card.atqa[1] << 8);
if (ATQA == 0x0004) PrintAndLogEx(INFO, " ATQA - " _GREEN_("Mifare Plus 2K") " (4b UID)");
if (ATQA == 0x0002) PrintAndLogEx(INFO, " ATQA - " _GREEN_("Mifare Plus 4K") " (4b UID)");
if (ATQA == 0x0044) PrintAndLogEx(INFO, " ATQA - " _GREEN_("Mifare Plus 2K") " (7b UID)");
if (ATQA == 0x0042) PrintAndLogEx(INFO, " ATQA - " _GREEN_("Mifare Plus 4K") " (7b UID)");
bool isPlus = false;
if (ATQA == 0x0004) {
PrintAndLogEx(INFO, " ATQA - " _GREEN_("Mifare Plus 2K") " (4b UID)");
isPlus = true;
}
if (ATQA == 0x0002) {
PrintAndLogEx(INFO, " ATQA - " _GREEN_("Mifare Plus 4K") " (4b UID)");
isPlus = true;
}
if (ATQA == 0x0044) {
PrintAndLogEx(INFO, " ATQA - " _GREEN_("Mifare Plus 2K") " (7b UID)");
isPlus = true;
}
if (ATQA == 0x0042) {
PrintAndLogEx(INFO, " ATQA - " _GREEN_("Mifare Plus 4K") " (7b UID)");
isPlus = true;
}
uint8_t SLmode = 0xff;
if (isPlus) {
if (card.sak == 0x08) {
PrintAndLogEx(INFO, " SAK - " _GREEN_("Mifare Plus 2K 7b UID"));
if (select_status == 2) SLmode = 1;
@ -87,13 +103,13 @@ static int CmdHFMFPInfo(const char *Cmd) {
PrintAndLogEx(INFO, " SAK - " _GREEN_("Mifare Plus 4K"));
if (select_status == 2) SLmode = 2;
}
}
if (card.sak == 0x20) {
PrintAndLogEx(INFO, " SAK - " _GREEN_("Mifare Plus SL0/SL3") "or " _GREEN_("Mifare DESFire"));
if (card.ats_len > 0) {
PrintAndLogEx(INFO, "");
PrintAndLogEx(INFO, " SL fingerprint");
SLmode = 3;
// check SL0
uint8_t data[250] = {0};
@ -102,12 +118,38 @@ static int CmdHFMFPInfo(const char *Cmd) {
uint8_t cmd[3 + 16] = {0xa8, 0x90, 0x90, 0x00};
int res = ExchangeRAW14a(cmd, sizeof(cmd), false, false, data, sizeof(data), &datalen, false);
if (memcmp(data, "\x67\x00", 2) == 0) {
PrintAndLogEx(INFO, "\tMost likely a Mifare DESFire tag");
PrintAndLogEx(HINT, "Hint: Try " _YELLOW_("`hf mfdes info`"));
DropField();
return PM3_SUCCESS;
}
if (!res && datalen > 1 && data[0] == 0x09) {
SLmode = 0;
}
}
}
// How do we detect SL0 / SL1 / SL2 / SL3 modes?!?
PrintAndLogEx(INFO, "Security Level (SL)");
switch(SLmode) {
case 0:
PrintAndLogEx(INFO, "SL 0: initial delivery configuration, used for card personalization");
break;
case 1:
PrintAndLogEx(INFO, "SL 1: backwards functional compatibility mode (with MIFARE Classic 1K and MIFARE Classic 4K) with an optional AES authentication");
break;
case 2:
PrintAndLogEx(INFO, "SL 2: ");
break;
case 3:
PrintAndLogEx(INFO, "SL 3: 3-Pass authentication based on AES, data manipulation commands secured by AES encryption and an AES based MACing method.");
break;
default:
break;
}
if (SLmode != 0xFF)
PrintAndLogEx(SUCCESS, "\tMifare Plus SL mode: " _YELLOW_("SL%d"), SLmode);
else
@ -117,7 +159,6 @@ static int CmdHFMFPInfo(const char *Cmd) {
}
DropField();
return PM3_SUCCESS;
}