From c585a5cf0b96d30119e1adb45c69e579e475d046 Mon Sep 17 00:00:00 2001 From: marshmellow42 Date: Wed, 6 May 2015 22:15:41 -0400 Subject: [PATCH] further MFU info updates (mainly icemans) --- client/cmdhf.c | 2 +- client/cmdhfmfu.c | 243 ++++++++++++++++++++++++++++++---------------- client/util.c | 2 + 3 files changed, 161 insertions(+), 86 deletions(-) diff --git a/client/cmdhf.c b/client/cmdhf.c index b2950ed0..020ea94c 100644 --- a/client/cmdhf.c +++ b/client/cmdhf.c @@ -93,7 +93,7 @@ void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) snprintf(exp,size,"?"); break; } - case MIFARE_ULEV1_WRITE:{ + case MIFARE_ULC_WRITE:{ if ( cmd[1] < 0x21 ) snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); else diff --git a/client/cmdhfmfu.c b/client/cmdhfmfu.c index e24e3fad..f8d38919 100644 --- a/client/cmdhfmfu.c +++ b/client/cmdhfmfu.c @@ -49,6 +49,12 @@ uint8_t default_3des_keys[7][16] = { { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF } // 11 22 33 }; +uint8_t default_pwd_pack[3][4] = { + {0xFF,0xFF,0xFF,0xFF}, // PACK 0x00,0x00 -- factory default + {0x4A,0xF8,0x4B,0x19}, // PACK 0xE5,0xBE -- italian bus (sniffed) + {0x05,0x22,0xE6,0xB4} // PACK 0x80,0x80 -- Amiiboo (sniffed) +}; + static int CmdHelp(const char *Cmd); char* getProductTypeStr( uint8_t id){ @@ -123,12 +129,11 @@ static int ul_send_cmd_raw_crc( uint8_t *cmd, uint8_t cmdlen, uint8_t *response, SendCommand(&c); UsbCommand resp; if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1; + if (!resp.arg[0] && responseLength) return -1; uint16_t resplen = (resp.arg[0] < responseLength) ? resp.arg[0] : responseLength; - if (resp.arg[0] > 0) { - memcpy(response, resp.d.asBytes, resplen); - return resplen; - } else return -1; + memcpy(response, resp.d.asBytes, resplen); + return resplen; } */ static int ul_select( iso14a_card_select_t *card ){ @@ -153,6 +158,26 @@ static int ul_read( uint8_t page, uint8_t *response, uint16_t responseLength ){ return len; } +static int ul_comp_write( uint8_t page, uint8_t *data, uint8_t datalen ){ + + uint8_t cmd[18]; + memset(cmd, 0x00, sizeof(cmd)); + datalen = ( datalen > 16) ? 16 : datalen; + + cmd[0] = ISO14443A_CMD_WRITEBLOCK; + cmd[1] = page; + memcpy(cmd+2, data, datalen); + + uint8_t response[1] = {0xff}; + int len = ul_send_cmd_raw(cmd, 2+datalen, response, sizeof(response)); + if ( len == -1 ) + ul_switch_off_field(); + // ACK + if ( response[0] == 0x0a ) return 0; + // NACK + return -1; +} + static int ulc_requestAuthentication( uint8_t blockNo, uint8_t *nonce, uint16_t nonceLength ){ uint8_t cmd[] = {MIFARE_ULC_AUTH_1, blockNo}; @@ -200,6 +225,15 @@ static int ulev1_readCounter( uint8_t counter, uint8_t *response, uint16_t respo return len; } +static int ulev1_readSignature( uint8_t *response, uint16_t responseLength ){ + + uint8_t cmd[] = {MIFARE_ULEV1_READSIG, 0x00}; + int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength); + if (len == -1) + ul_switch_off_field(); + return len; +} + static int ul_print_default( uint8_t *data){ uint8_t uid[7]; @@ -236,7 +270,7 @@ static int ul_print_default( uint8_t *data){ return 0; } -static int ul_print_CC(uint8_t *data) { +static int ntag_print_CC(uint8_t *data) { if(data[0] != 0xe1) { PrintAndLog("no NDEF message"); return -1; // no NDEF message @@ -245,16 +279,23 @@ static int ul_print_CC(uint8_t *data) { PrintAndLog("Capability Container: %s", sprint_hex(data,4) ); PrintAndLog(" %02X: NDEF Magic Number", data[0]); PrintAndLog(" %02X: version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f); - PrintAndLog(" %02X: Physical Memory Size of this tag: %d bytes", data[2], (data[2] + 1) * 8); + PrintAndLog(" %02X: Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8); + if ( data[2] == 0x12 ) + PrintAndLog(" %02X: NDEF Memory Size: &d bytes", data[2], 144); + else if ( data[2] == 0x3e ) + PrintAndLog(" %02X: NDEF Memory Size: &d bytes", data[2], 496); + else if ( data[2] == 0x6d ) + PrintAndLog(" %02X: NDEF Memory Size: &d bytes", data[2], 872); + PrintAndLog(" %02X: %s / %s", data[3], (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security", (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)"); - return 0; + return 0; } -static int ul_print_version(uint8_t *data){ +static int ulev1_print_version(uint8_t *data){ PrintAndLog("\n--- UL-EV1 / NTAG Version"); - PrintAndLog("Raw version bytes: %s", sprint_hex(data, 8) ); + PrintAndLog(" Raw bytes : %s", sprint_hex(data, 8) ); PrintAndLog(" Vendor ID : 0x%02X, Manufacturer: %s", data[1], getTagInfo(data[1])); PrintAndLog(" Product type : %s" , getProductTypeStr(data[2])); PrintAndLog(" Product subtype : 0x%02X %s" , data[3], (data[3]==1) ?"17 pF":"50pF"); @@ -286,10 +327,10 @@ static int ul_print_type(uint16_t tagtype){ } static int ulc_print_3deskey( uint8_t *data){ - PrintAndLog(" deskey1 [44/0x2C]: %s", sprint_hex(data ,4)); - PrintAndLog(" deskey1 [45/0x2D]: %s", sprint_hex(data+4 ,4)); - PrintAndLog(" deskey2 [46/0x2E]: %s", sprint_hex(data+8 ,4)); - PrintAndLog(" deskey2 [47/0x2F]: %s", sprint_hex(data+12,4)); + PrintAndLog(" deskey1 [44/0x2C]: %s [%.4s]", sprint_hex(data ,4),data); + PrintAndLog(" deskey1 [45/0x2D]: %s [%.4s]", sprint_hex(data+4 ,4),data+4); + PrintAndLog(" deskey2 [46/0x2E]: %s [%.4s]", sprint_hex(data+8 ,4),data+8); + PrintAndLog(" deskey2 [47/0x2F]: %s [%.4s]", sprint_hex(data+12,4),data+12); PrintAndLog(" 3des key : %s", sprint_hex(SwapEndian64(data, 16), 16)); return 0; } @@ -353,13 +394,69 @@ static int ulev1_print_counters(){ return 0; } +static int ulev1_print_signature( uint8_t *data, uint8_t len){ + PrintAndLog("\n--- UL-EV1 Signature"); + PrintAndLog("IC signature public key name : NXP NTAG21x 2013"); + PrintAndLog("IC signature public key value : 04494e1a386d3d3cfe3dc10e5de68a499b1c202db5b132393e89ed19fe5be8bc61"); + PrintAndLog(" Elliptic curve parameters : secp128r1"); + PrintAndLog(" Tag ECC Signature : %s", sprint_hex(data, len)); + //to do: verify if signature is valid + //PrintAndLog("IC signature status: %s valid", (iseccvalid() )?"":"not"); + return 0; +} + +static int ulc_magic_test(){ + // Magic Ultralight test + // Magic UL-C, by observation, + // 1) it seems to have a static nonce response to 0x1A command. + // 2) the deskey bytes is not-zero:d out on as datasheet states. + // 3) UID - changeable, not only, but pages 0-1-2-3. + // 4) use the ul_magic_test ! magic tags answers specially! + int returnValue = UL_ERROR; + iso14a_card_select_t card; + uint8_t nonce1[11] = {0x00}; + uint8_t nonce2[11] = {0x00}; + int status = ul_select(&card); + if ( status < 1 ){ + PrintAndLog("Error: couldn't select ulc_magic_test"); + ul_switch_off_field(); + return UL_ERROR; + } + status = ulc_requestAuthentication(0, nonce1, sizeof(nonce1)); + if ( status > 0 ) { + status = ulc_requestAuthentication(0, nonce2, sizeof(nonce2)); + returnValue = ( !memcmp(nonce1, nonce2, 11) ) ? UL_C_MAGIC : UL_C; + } else { + returnValue = UL; + } + ul_switch_off_field(); + return returnValue; +} + +static int ul_magic_test(){ + + // Magic Ultralight tests + // 1) take present UID, and try to write it back. OBSOLETE + // 2) make a wrong length write to page0, and see if tag answers with ACK/NACK: + iso14a_card_select_t card; + int status = ul_select(&card); + if ( status < 1 ){ + PrintAndLog("Error: couldn't select ul_magic_test"); + ul_switch_off_field(); + return UL_ERROR; + } + status = ul_comp_write(0, NULL, 0); + ul_switch_off_field(); + if ( status == 0) + return UL_MAGIC; + return UL; +} + uint16_t GetHF14AMfU_Type(void){ TagTypeUL_t tagtype = UNKNOWN; iso14a_card_select_t card; uint8_t version[10] = {0x00}; - uint8_t nonce1[11] = {0x00}; - uint8_t nonce2[11] = {0x00}; int status = 0; int len; @@ -380,9 +477,6 @@ uint16_t GetHF14AMfU_Type(void){ ul_switch_off_field(); switch (len) { - case -1: - tagtype = (UL | UL_C); - break; case 0x0A: { if ( version[2] == 0x03 && version[6] == 0x0B ) @@ -400,59 +494,26 @@ uint16_t GetHF14AMfU_Type(void){ break; } - case 0x01:{ - tagtype = UL_C; - break; - } - case 0x00: { - tagtype = UL; - break; - } - default :{ - tagtype = UNKNOWN; - break; - } - } - - if ((tagtype & ( UL_C | UL ))) { - // Magic UL-C, by observation, - // it seems to have a static nonce response to 0x1A command. - status = ul_select(&card); - if ( status < 1 ){ - PrintAndLog("Error: couldn't select B"); - ul_switch_off_field(); - return UL_ERROR; - } - status = ulc_requestAuthentication(0, nonce1, sizeof(nonce1)); - if ( status > 0 ) { - status = ulc_requestAuthentication(0, nonce2, sizeof(nonce2)); - tagtype =( !memcmp(nonce1, nonce2, 11) ) ? UL_C_MAGIC : UL_C; - } else { - tagtype = UL; - } - ul_switch_off_field(); + case 0x01: tagtype = UL_C; break; + case 0x00: tagtype = UL; break; + case -1 : tagtype = (UL | UL_C); break; + default : tagtype = UNKNOWN; break; } - //PrintAndLog("ICE %d", tagtype); - //Magic Ultralight test here. It takes present UID, and tries to write it back. - if ( (tagtype & UL) ){ - // read 3des key or PWD, - // if response bytes == all zeros its a NORMAL tag. - //return UL_MAGIC; - } + if ((tagtype & ( UL_C | UL ))) tagtype = ulc_magic_test(); + if ((tagtype & UL)) tagtype = ul_magic_test(); return tagtype; } int CmdHF14AMfUInfo(const char *Cmd){ - + uint8_t authlim = 0xff; uint8_t data[16] = {0x00}; iso14a_card_select_t card; uint8_t *key; int status; - TagTypeUL_t tagtype = GetHF14AMfU_Type(); if (tagtype == UL_ERROR) return -1; @@ -499,17 +560,16 @@ int CmdHF14AMfUInfo(const char *Cmd){ ul_switch_off_field(); return status; } - ulc_print_3deskey(ulc_deskey); - } - else { + } else { PrintAndLog("Trying some default 3des keys"); ul_switch_off_field(); for (uint8_t i = 0; i < 7; ++i ){ key = default_3des_keys[i]; if (try3DesAuthentication(key) == 1){ - PrintAndLog("Found default 3des key: %s", sprint_hex(key,16)); + PrintAndLog("Found default 3des key: "); //%s", sprint_hex(key,16)); + ulc_print_3deskey(SwapEndian64(key,16)); return 0; } } @@ -517,10 +577,8 @@ int CmdHF14AMfUInfo(const char *Cmd){ } if ((tagtype & (UL_EV1_48 | UL_EV1_128))) { - - ulev1_print_counters(); - - uint8_t startconfigblock = (tagtype & UL_EV1_48) ? 0x10 : 0x24; + + uint8_t startconfigblock = (tagtype & UL_EV1_48) ? 0x10 : 0x25; uint8_t ulev1_conf[16] = {0x00}; status = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf)); if ( status == -1 ){ @@ -528,8 +586,21 @@ int CmdHF14AMfUInfo(const char *Cmd){ ul_switch_off_field(); return status; } - + // save AUTHENTICATION LIMITS for later: + authlim = (ulev1_conf[4] & 0x07); + ulev1_print_configuration(ulev1_conf); + + uint8_t ulev1_signature[32] = {0x00}; + status = ulev1_readSignature( ulev1_signature, sizeof(ulev1_signature)); + if ( status == -1 ){ + PrintAndLog("Error: tag didn't answer to READ SIGNATURE"); + ul_switch_off_field(); + return status; + } + ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature)); + + ulev1_print_counters(); } if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216))) { @@ -541,26 +612,28 @@ int CmdHF14AMfUInfo(const char *Cmd){ ul_switch_off_field(); return status; } - ul_print_version(version); - - //********** TODO ******************************** - // --problem, there is a failed pwd tries counter in UL-EV1 - PrintAndLog("\nTrying some known EV1/NTAG passwords."); - - uint8_t password[4] ={0xff,0xff,0xff,0xff}; - uint8_t pack[4] = {0,0,0,0}; - status = ulev1_requestAuthentication(password, pack, sizeof(pack)); - if ( status == -1 ){ - PrintAndLog("Error: tag didn't answer to AUTHENTICATE"); + ulev1_print_version(version); + + // AUTHLIMIT, (number of failed authentications) + // 0 = limitless. + // 1-7 = ... should we even try then? + if ( authlim == 0 ){ + PrintAndLog("\n--- Known EV1/NTAG passwords."); + + uint8_t pack[4] = {0,0,0,0}; + + for (uint8_t i = 0; i < 3; ++i ){ + key = default_pwd_pack[i]; + if ( ulev1_requestAuthentication(key, pack, sizeof(pack)) > -1 ){ + PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]); + } + } ul_switch_off_field(); - return status; } - PrintAndLog("Found default password: %s",sprint_hex(password, sizeof(password))); - PrintAndLog("Got PACK : %s", sprint_hex(pack,sizeof(pack))); } - + if ((tagtype & (NTAG_213 | NTAG_215 | NTAG_216))){ - + PrintAndLog("\n--- NTAG NDEF Message"); uint8_t cc[16] = {0x00}; status = ul_read(2, cc, sizeof(cc)); @@ -569,9 +642,9 @@ int CmdHF14AMfUInfo(const char *Cmd){ ul_switch_off_field(); return status; } - ul_print_CC(cc); + ntag_print_CC(cc); } - + ul_switch_off_field(); return 0; } diff --git a/client/util.c b/client/util.c index 5bb98fd7..54823422 100644 --- a/client/util.c +++ b/client/util.c @@ -112,6 +112,7 @@ char * sprint_hex(const uint8_t * data, const size_t len) { int maxLen = ( len > 1024/3) ? 1024/3 : len; static char buf[1024]; + memset(buf, 0x00, 1024); char * tmp = buf; size_t i; @@ -125,6 +126,7 @@ char *sprint_bin_break(const uint8_t *data, const size_t len, const uint8_t brea int maxLen = ( len > 1024) ? 1024 : len; static char buf[1024]; + memset(buf, 0x00, 1024); char *tmp = buf; for (size_t i=0; i < maxLen; ++i){ -- 2.39.2