]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhfmfu.c
NEW: HF MFU SETPWD - set password to a Ultralight C tag.
[proxmark3-svn] / client / cmdhfmfu.c
index 8dfb9a3b1cceeb075f0facb06e37119a23a6c9e3..9bccc420a28574eaec6397fefb9f40d92e146d65 100644 (file)
@@ -7,18 +7,15 @@
 //-----------------------------------------------------------------------------
 // High frequency MIFARE ULTRALIGHT (C) commands
 //-----------------------------------------------------------------------------
-//#include <openssl/des.h>
 #include "loclass/des.h"
 #include "cmdhfmfu.h"
 #include "cmdhfmf.h"
 #include "cmdhf14a.h"
 
-
 #define MAX_ULTRA_BLOCKS   0x0f
 #define MAX_ULTRAC_BLOCKS  0x2f
 //#define MAX_ULTRAC_BLOCKS  0x2c
 
-
 static int CmdHelp(const char *Cmd);
 
 int CmdHF14AMfUInfo(const char *Cmd){
@@ -77,8 +74,11 @@ int CmdHF14AMfUInfo(const char *Cmd){
 
        int len = CmdHF14AMfucAuth("K 0");
 //     PrintAndLog("CODE: %d",len);
+// Fix reading UL-C 's password higher blocks.
        
        PrintAndLog("Seems to be a Ultralight %s", (len==0) ? "-C" :"");
+       
+       
        return 0;
 }
 
@@ -155,9 +155,9 @@ int CmdHF14AMfUWrBl(const char *Cmd){
 //  Mifare Ultralight Read Single Block
 //
 int CmdHF14AMfURdBl(const char *Cmd){
-  
-       uint8_t blockNo = -1;   
 
+       UsbCommand resp;
+       uint8_t blockNo = -1;   
        char cmdp = param_getchar(Cmd, 0);
        
        if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {    
@@ -169,26 +169,27 @@ int CmdHF14AMfURdBl(const char *Cmd){
        blockNo = param_get8(Cmd, 0);
 
        if (blockNo > MAX_ULTRA_BLOCKS){
-          PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
+          PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight");
           return 1;
        }
-       
-       PrintAndLog("--block no:0x%02X (%d)", (int)blockNo, blockNo);
+
        UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
        SendCommand(&c);
 
-       UsbCommand resp;
+
        if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
-               uint8_t isOK    = resp.arg[0] & 0xff;
-               uint8_t * data  = resp.d.asBytes;
-               
-               PrintAndLog("isOk: %02x", isOK);
-                       
-               if (isOK)
-                       PrintAndLog("Data: %s", sprint_hex(data, 4));
+               uint8_t isOK = resp.arg[0] & 0xff;
+               if (isOK) {
+                       uint8_t *data = resp.d.asBytes;
+                       PrintAndLog("Block: %0d (0x%02X) [ %s]", (int)blockNo, blockNo, sprint_hex(data, 4));
+               }
+               else {
+                       PrintAndLog("Failed reading block: (%02x)", isOK);
+               }
        } else {
-               PrintAndLog("Command execute timeout");
+               PrintAndLog("Command execute time-out");
        }
+       
        return 0;
 }
 
@@ -224,7 +225,7 @@ int CmdHF14AMfUDump(const char *Cmd){
                PrintAndLog("Reads all pages from Mifare Ultralight or Ultralight-C tag.");
                PrintAndLog("It saves binary dump into the file `filename.bin` or `cardUID.bin`");              
                PrintAndLog("Usage:  hf mfu dump <c> <filename w/o .bin>");
-               PrintAndLog("     <c>  optional cardtype c == Ultralight-C, if not defaults to Ultralight");
+               PrintAndLog("     <c>  optional cardtype c == Ultralight-C, Defaults to Ultralight");
                PrintAndLog("     sample: hf mfu dump");
                PrintAndLog("           : hf mfu dump myfile");
                PrintAndLog("           : hf mfu dump c myfile");
@@ -248,7 +249,7 @@ int CmdHF14AMfUDump(const char *Cmd){
                }
                data  = resp.d.asBytes;
        } else {
-               PrintAndLog("Command execute timeout");
+               PrintAndLog("Command execute time-out");
                return 0;
        }
                
@@ -376,12 +377,14 @@ void rol (uint8_t *data, const size_t len){
 //
 int CmdHF14AMfucAuth(const char *Cmd){
 
-       uint8_t default_keys[5][16] = {
+       uint8_t default_keys[7][16] = {
                { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key
                { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes
                { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F
                { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key
-               { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 }     // all ones
+               { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 },// all ones
+               { 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF },// all FF
+               { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF }     // 11 22 33
        };
 
        char cmdp = param_getchar(Cmd, 0);
@@ -391,7 +394,7 @@ int CmdHF14AMfucAuth(const char *Cmd){
        //Change key to user defined one
        if (cmdp == 'k' || cmdp == 'K'){
                keyNo = param_get8(Cmd, 1);
-               if(keyNo >= 4) errors = true;
+               if(keyNo > 6) errors = true;
        }
 
        if (cmdp == 'h' || cmdp == 'H') {
@@ -401,11 +404,13 @@ int CmdHF14AMfucAuth(const char *Cmd){
        if (errors) {
                PrintAndLog("Usage:  hf mfu cauth k <key number>");
                PrintAndLog("      0 (default): 3DES standard key");
-               PrintAndLog("      1 : all zeros key");
+               PrintAndLog("      1 : all 0x00 key");
                PrintAndLog("      2 : 0x00-0x0F key");
                PrintAndLog("      3 : nfc key");
-               PrintAndLog("      4 : all ones key");
-               PrintAndLog("        sample : hf mfu cauth k");
+               PrintAndLog("      4 : all 0x01 key");
+               PrintAndLog("      5 : all 0xff key");
+               PrintAndLog("      6 : 0x00-0xFF key");         
+               PrintAndLog("\n      sample : hf mfu cauth k");
                PrintAndLog("               : hf mfu cauth k 3");
                return 0;
        } 
@@ -430,23 +435,19 @@ int CmdHF14AMfucAuth(const char *Cmd){
                uint8_t * data= resp.d.asBytes;
 
                if (isOK){
-                       PrintAndLog("enc(RndB):%s", sprint_hex(data+1, 8));
                        memcpy(enc_random_b,data+1,8);
                } else {
                        PrintAndLog("Auth failed");
-                       return 2; // auth failed.
+                       return 2;
                }               
        } else {
                PrintAndLog("Command execute timeout");
                return 1;
        }
-
        uint8_t iv[8]           = { 0 };
-       // Do we need random ? Right now we use all ones, is that random enough ?
-//    DES_random_key(&RndA);
 
        PrintAndLog("     RndA  :%s",sprint_hex(random_a, 8));
-       PrintAndLog("     e_RndB:%s",sprint_hex(enc_random_b, 8));
+       PrintAndLog("     enc(RndB):%s",sprint_hex(enc_random_b, 8));
 
        des3_set2key_dec(&ctx, key);
 
@@ -464,7 +465,7 @@ int CmdHF14AMfucAuth(const char *Cmd){
        memcpy(random_a_and_b  ,random_a,8);
        memcpy(random_a_and_b+8,random_b,8);
        
-       PrintAndLog("     RA+B:%s",sprint_hex(random_a_and_b, 16));
+       PrintAndLog("     A+B:%s",sprint_hex(random_a_and_b, 16));
 
        des3_set2key_enc(&ctx, key);
 
@@ -476,7 +477,7 @@ int CmdHF14AMfucAuth(const char *Cmd){
                , random_a_and_b         // unsigned char *output
                );
 
-       PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16));
+       PrintAndLog("enc(A+B):%s",sprint_hex(random_a_and_b, 16));
 
        //Auth2
        UsbCommand d = {CMD_MIFAREUC_AUTH2, {cuid}};
@@ -490,6 +491,23 @@ int CmdHF14AMfucAuth(const char *Cmd){
 
                if (isOK){
                        PrintAndLog("enc(RndA'):%s", sprint_hex(data2+1, 8));
+                       
+                       uint8_t foo[8] = { 0 };
+                       uint8_t bar[8] = { 0 };
+                       memcpy(foo, data2+1, 8);
+                       des3_set2key_dec(&ctx, key);
+
+                       des3_crypt_cbc(&ctx    // des3_context *ctx
+                               , DES_DECRYPT      // int mode
+                               , 8      // size_t length
+                               , enc_random_b     // unsigned char iv[8]
+                               , foo           // const unsigned char *input
+                               , bar   // unsigned char *output
+                       );
+
+                       PrintAndLog("--> : %s  : <-- Should be equal to our RndA",sprint_hex(bar, 8));
+
+                       
                } else {
                        return 2;
                }
@@ -601,12 +619,17 @@ int CmdTestDES(const char * cmd)
 //
 int CmdHF14AMfUCRdBl(const char *Cmd)
 {
+       UsbCommand resp;
+       bool hasPwd = FALSE;
        uint8_t blockNo = -1;
+       unsigned char key[16];
        char cmdp = param_getchar(Cmd, 0);
        
        if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
-               PrintAndLog("Usage:  hf mfu crdbl  <block number>");
-               PrintAndLog("        sample: hf mfu crdbl 0");
+               PrintAndLog("Usage:  hf mfu crdbl  <block number> <password>");
+               PrintAndLog("");
+               PrintAndLog("sample: hf mfu crdbl 0");
+               PrintAndLog("        hf mfu crdbl 0 112233445566778899AABBCCDDEEFF");
                return 0;
        }       
                
@@ -617,26 +640,39 @@ int CmdHF14AMfUCRdBl(const char *Cmd)
        }
        
        if (blockNo > MAX_ULTRAC_BLOCKS ){
-               PrintAndLog("Error: Maximum number of readable blocks is 47 for Ultralight-C Cards!");
+               PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C");
                return 1;
        } 
        
-       PrintAndLog("--block no: 0x%02X (%d)", (int)blockNo, blockNo);
+       // key
+       if ( strlen(Cmd) > 3){
+               if (param_gethex(Cmd, 1, key, 32)) {
+                       PrintAndLog("Key must include %d HEX symbols", 32);
+                       return 1;
+               } else {
+                       hasPwd = TRUE;
+               }       
+       }       
 
        //Read Block
-       UsbCommand e = {CMD_MIFAREU_READBL, {blockNo}};
-       SendCommand(&e);
-       UsbCommand resp_c;
-       if (WaitForResponseTimeout(CMD_ACK,&resp_c,1500)) {
-               uint8_t isOK = resp_c.arg[0] & 0xff;
-               uint8_t *data = resp_c.d.asBytes;
-               
-               PrintAndLog("isOk: %02x", isOK);
-               if (isOK)
-                       PrintAndLog("Data: %s", sprint_hex(data, 4));
-                       
+       UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
+       if ( hasPwd ) {
+               c.arg[1] = 1;
+               memcpy(c.d.asBytes,key,16);
+       }
+       SendCommand(&c);
+
+       if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+               uint8_t isOK = resp.arg[0] & 0xff;
+               if (isOK) {
+                       uint8_t *data = resp.d.asBytes;
+                       PrintAndLog("Block: %0d (0x%02X) [ %s]", (int)blockNo, blockNo, sprint_hex(data, 4));
+               }
+               else {
+                       PrintAndLog("Failed reading block: (%02x)", isOK);
+               }
        } else {
-               PrintAndLog("Command execute timeout");
+               PrintAndLog("Command execute time-out");
        }
        return 0;
 }
@@ -711,6 +747,149 @@ int CmdHF14AMfUCWrBl(const char *Cmd){
        return 0;
 }
 
+// 
+// Mifare Ultralight C - Set password
+//
+int CmdHF14AMfucSetPwd(const char *Cmd){
+
+       uint8_t pwd[16] = {0x00};
+       
+       char cmdp = param_getchar(Cmd, 0);
+       
+       if (strlen(Cmd) == 0  || cmdp == 'h' || cmdp == 'H') {  
+               PrintAndLog("Usage:  hf mfu setpwd <password (32 hex symbols)>");
+               PrintAndLog("       [password] - (32 hex symbols)");
+               PrintAndLog("");
+               PrintAndLog("sample: hf mfu setpwd 000102030405060708090a0b0c0d0e0f");
+               PrintAndLog("");
+               return 0;
+       }
+       
+       if (param_gethex(Cmd, 0, pwd, 32)) {
+               PrintAndLog("Password must include 32 HEX symbols");
+               return 1;
+       }
+       
+       UsbCommand c = {CMD_MIFAREUC_SETPWD};   
+       memcpy( c.d.asBytes, pwd, 16);
+       SendCommand(&c);
+
+       UsbCommand resp;
+       
+       if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
+               if ( (resp.arg[0] & 0xff) == 1)
+                       PrintAndLog("Ultralight-C new password: %s", sprint_hex(pwd,16));
+               else{
+                       PrintAndLog("Failed writing at block %d", resp.arg[1] & 0xff);
+                       return 1;
+               }
+       }
+       else {
+               PrintAndLog("command execution time out");
+               return 1;
+       }
+       
+       return 0;
+}
+
+//
+// Mifare Ultraligh - Set UID
+//
+int CmdHF14AMfucSetUid(const char *Cmd){
+
+       uint8_t uid[7] = {0x00};
+       char cmdp = param_getchar(Cmd, 0);
+       
+       if (strlen(Cmd) == 0  || cmdp == 'h' || cmdp == 'H') {  
+               PrintAndLog("Usage:  hf mfu setuid <uid (14 hex symbols)>");
+               PrintAndLog("       [uid] - (14 hex symbols)");
+               PrintAndLog("");
+               PrintAndLog("sample: hf mfu setuid 11223344556677");
+               PrintAndLog("");
+               return 0;
+       }
+       
+       if (param_gethex(Cmd, 0, uid, 14)) {
+               PrintAndLog("Password must include 14 HEX symbols");
+               return 1;
+       }
+
+       UsbCommand c = {CMD_MIFAREU_SETUID};    
+       memcpy( c.d.asBytes, uid, 14);
+       SendCommand(&c);
+
+       UsbCommand resp;        
+       if (WaitForResponseTimeout(CMD_ACK,&resp,1500) ) {
+               if ( (resp.arg[0] & 0xff) == 1)
+                       PrintAndLog("New UID: %s", sprint_hex(uid,14));
+               else{
+                       PrintAndLog("Failed writing new uid");
+                       return 1;
+               }
+       }
+       else {
+               PrintAndLog("command execution time out");
+               return 1;
+       }
+       return 0;
+}
+
+int CmdHF14AMfuGenDiverseKeys(const char *Cmd){
+       
+       uint8_t iv[8] = { 0x00 };
+       uint8_t block = 0x07;
+       
+       uint8_t uid[] = { 0xF4,0xEA, 0x54, 0x8E };
+       uint8_t mifarekey[] = { 0xA0,0xA1,0xA2,0xA3,0xA4,0xA5 };
+       uint8_t masterkey[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff };
+       
+       uint8_t mix[8] = { 0x00 };
+       uint8_t divkey[8] = { 0x00 };
+       
+       memcpy(mix, mifarekey, 4);
+       
+       mix[4] = mifarekey[4] ^ uid[0];
+       mix[5] = mifarekey[5] ^ uid[1];
+       mix[6] = block ^ uid[2];
+       mix[7] = uid[3];
+       
+       des3_context ctx = { 0x00 };
+       des3_set2key_enc(&ctx, masterkey);
+
+       des3_crypt_cbc(&ctx     // des3_context *ctx
+               , DES_ENCRYPT       // int mode
+               , sizeof(mix)    // size_t length
+               , iv                // unsigned char iv[8]
+               , mix            // const unsigned char *input
+               , divkey           // unsigned char *output
+               );
+
+       PrintAndLog("3DES version");
+       PrintAndLog("Masterkey    :\t %s", sprint_hex(masterkey,sizeof(masterkey)));
+       PrintAndLog("UID          :\t %s", sprint_hex(uid, sizeof(uid)));
+       PrintAndLog("Sector       :\t %0d", block);
+       PrintAndLog("Mifare key   :\t %s", sprint_hex(mifarekey, sizeof(mifarekey)));
+       PrintAndLog("Message      :\t %s", sprint_hex(mix, sizeof(mix)));
+       PrintAndLog("Diversified key: %s", sprint_hex(divkey+1, 6));
+               
+       return 0;
+}
+
+// uint8_t * diversify_key(uint8_t * key){
+ // for(int i=0; i<16; i++){
+   // if(i<=6) key[i]^=cuid[i];
+   // if(i>6) key[i]^=cuid[i%7];
+ // }
+ // return key;
+// }
+
+// static void GenerateUIDe( uint8_t *uid, uint8_t len){
+       // for (int i=0; i<len; ++i){
+                       
+       // }
+       // return;
+// }
+
 //------------------------------------
 // Menu Stuff
 //------------------------------------
@@ -720,12 +899,15 @@ static command_t CommandTable[] =
        {"dbg",         CmdHF14AMfDbg,          0,"Set default debug mode"},
        {"info",        CmdHF14AMfUInfo,        0,"Taginfo"},
        {"dump",        CmdHF14AMfUDump,        0,"Dump MIFARE Ultralight / Ultralight-C tag to binary file"},
-       {"rdbl",        CmdHF14AMfURdBl,        0,"Read block - MIFARE Ultralight"},
+       {"rdbl",        CmdHF14AMfURdBl,        0,"Read block  - MIFARE Ultralight"},
        {"wrbl",        CmdHF14AMfUWrBl,        0,"Write block - MIFARE Ultralight"},    
-       {"crdbl",       CmdHF14AMfUCRdBl,       0,"Read block - MIFARE Ultralight C"},
-       {"cwrbl",       CmdHF14AMfUCWrBl,       0,"Write MIFARE Ultralight C block"},   
-       {"cauth",       CmdHF14AMfucAuth,       0,"try a Ultralight C Authentication"},
+       {"crdbl",       CmdHF14AMfUCRdBl,       0,"Read block  - MIFARE Ultralight C"},
+       {"cwrbl",       CmdHF14AMfUCWrBl,       0,"Write block - MIFARE Ultralight C"},
+       {"cauth",       CmdHF14AMfucAuth,       0,"Ultralight C Authentication"},
        //{"testdes", CmdTestDES ,        1, "Test DES"},
+       {"setpwd", CmdHF14AMfucSetPwd , 1, "Set 3des password [Ultralight-C only]"},
+       {"setuid", CmdHF14AMfucSetUid , 1, "Set UID"},
+       {"gen", CmdHF14AMfuGenDiverseKeys , 1, "Generate 3des mifare diversified keys"},
        {NULL, NULL, 0, NULL}
 };
 
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