]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhficlass.c
Format hf 14a list output for bigger frame sizes
[proxmark3-svn] / client / cmdhficlass.c
index 13ffc8ba750aecbbf598e0cc8cd306e3b83b2655..d3d6e930da074a0979e9e3087ca19d65f2503f88 100644 (file)
@@ -1,6 +1,7 @@
 //-----------------------------------------------------------------------------
 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>, Hagen Fritsch
 // Copyright (C) 2011 Gerhard de Koning Gans
+// Copyright (C) 2014 Midnitesnake & Andy Davies & Martin Holst Swende
 //
 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
 // at your option, any later version. See the LICENSE.txt file for the text of
@@ -12,6 +13,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/stat.h>
 #include "iso14443crc.h" // Can also be used for iClass, using 0xE012 as CRC-type
 #include "data.h"
 //#include "proxusb.h"
 #include "common.h"
 #include "util.h"
 #include "cmdmain.h"
+#include "loclass/des.h"
+#include "loclass/cipherutils.h"
+#include "loclass/cipher.h"
+#include "loclass/ikeys.h"
+#include "loclass/elite_crack.h"
+#include "loclass/fileutils.h"
 
 static int CmdHelp(const char *Cmd);
 
 int xorbits_8(uint8_t val)
 {
-       uint8_t res = val ^ (val >> 1); //1st pass
-       res = res ^ (res >> 1);                 // 2nd pass
-       res = res ^ (res >> 2);                 // 3rd pass
-       res = res ^ (res >> 4);                         // 4th pass
-       return res & 1;
+    uint8_t res = val ^ (val >> 1); //1st pass
+    res = res ^ (res >> 1);            // 2nd pass
+    res = res ^ (res >> 2);            // 3rd pass
+    res = res ^ (res >> 4);                    // 4th pass
+    return res & 1;
 }
 
 int CmdHFiClassList(const char *Cmd)
@@ -80,7 +88,7 @@ int CmdHFiClassList(const char *Cmd)
                timestamp = *((uint32_t *)(got+i));
                parityBits = *((uint32_t *)(got+i+4));
                len = got[i+8];
-               frame = (got+i+9);
+        frame = (got+i+9);
                uint32_t next_timestamp = (*((uint32_t *)(got+i+9))) & 0x7fffffff;
 
                tagToReader = timestamp & 0x80000000;
@@ -90,7 +98,7 @@ int CmdHFiClassList(const char *Cmd)
                        first_timestamp = timestamp;
                }
 
-               // Break and stick with current result if buffer was not completely full
+        // Break and stick with current result idf buffer was not completely full
                if (frame[0] == 0x44 && frame[1] == 0x44 && frame[2] == 0x44 && frame[3] == 0x44) break;
 
                char line[1000] = "";
@@ -289,18 +297,13 @@ int CmdHFiClassListOld(const char *Cmd)
   return 0;
 }
 
-/*void iso14a_set_timeout(uint32_t timeout) {
-       UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_SET_TIMEOUT, 0, timeout}};
-       SendCommand(&c);
-}*/
-
 int CmdHFiClassSnoop(const char *Cmd)
 {
   UsbCommand c = {CMD_SNOOP_ICLASS};
   SendCommand(&c);
   return 0;
 }
-
+#define NUM_CSNS 15
 int CmdHFiClassSim(const char *Cmd)
 {
   uint8_t simType = 0;
@@ -335,97 +338,341 @@ int CmdHFiClassSim(const char *Cmd)
   }
   uint8_t numberOfCSNs=0;
 
-  UsbCommand c = {CMD_SIMULATE_TAG_ICLASS, {simType,numberOfCSNs}};
-  memcpy(c.d.asBytes, CSN, 8);
+       if(simType == 2)
+       {
+               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 ,
+                        0x00,0x13,0x94,0x7e,0x76,0xff,0x12,0xe0 ,
+                        0x2a,0x99,0xac,0x79,0xec,0xff,0x12,0xe0 ,
+                        0x17,0x12,0x01,0xfd,0xf7,0xff,0x12,0xe0 ,
+                        0xcd,0x56,0x01,0x7c,0x6f,0xff,0x12,0xe0 ,
+                        0x4b,0x5e,0x0b,0x72,0xef,0xff,0x12,0xe0 ,
+                        0x00,0x73,0xd8,0x75,0x58,0xff,0x12,0xe0 ,
+                        0x0c,0x90,0x32,0xf3,0x5d,0xff,0x12,0xe0 };
+*/
+      
+       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);
+
+               SendCommand(&c);
+               if (!WaitForResponseTimeout(CMD_ACK, &resp, -1)) {
+                       PrintAndLog("Command timed out");
+                       return 0;
+               }
+
+               uint8_t num_mac_responses  = resp.arg[1];
+               PrintAndLog("Mac responses: %d MACs obtained (should be %d)", num_mac_responses,NUM_CSNS);
+
+               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>....
+                * So, it should wind up as
+                * 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
+                **/
+               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...
+                       //Then comes NR_MAC (eight bytes from the response)
+                       memcpy(dump+i*24+16,resp.d.asBytes+i*8,8);
+
+               }
+               /** Now, save to dumpfile **/
+               saveFile("iclass_mac_attack", "bin", dump,datalen);
+               free(dump);
+       }else
+       {
+               UsbCommand c = {CMD_SIMULATE_TAG_ICLASS, {simType,numberOfCSNs}};
+               memcpy(c.d.asBytes, CSN, 8);
+               SendCommand(&c);
+       }
+
+  return 0;
+}
+
+int CmdHFiClassReader(const char *Cmd)
+{
+  UsbCommand c = {CMD_READER_ICLASS, {0}};
+  SendCommand(&c);
+    UsbCommand resp;
+  while(!ukbhit()){
+      if (WaitForResponseTimeout(CMD_ACK,&resp,4500)) {
+            uint8_t isOK    = resp.arg[0] & 0xff;
+            uint8_t * data  = resp.d.asBytes;
+
+            PrintAndLog("isOk:%02x", isOK);
+
+            if(isOK > 0)
+            {
+                PrintAndLog("CSN: %s",sprint_hex(data,8));
+            }
+            if(isOK >= 1)
+            {
+                PrintAndLog("CC: %s",sprint_hex(data+8,8));
+            }else{
+                PrintAndLog("No CC obtained");
+            }
+        } else {
+            PrintAndLog("Command execute timeout");
+        }
+    }
+
+  return 0;
+}
+
+int CmdHFiClassReader_Replay(const char *Cmd)
+{
+  uint8_t readerType = 0;
+  uint8_t MAC[4]={0x00, 0x00, 0x00, 0x00};
+
+  if (strlen(Cmd)<1) {
+    PrintAndLog("Usage:  hf iclass replay <MAC>");
+    PrintAndLog("        sample: hf iclass replay 00112233");
+    return 0;
+  }
+
+  if (param_gethex(Cmd, 0, MAC, 8)) {
+    PrintAndLog("MAC must include 8 HEX symbols");
+    return 1;
+  }
+
+  UsbCommand c = {CMD_READER_ICLASS_REPLAY, {readerType}};
+  memcpy(c.d.asBytes, MAC, 4);
+  SendCommand(&c);
+
+  return 0;
+}
+
+int CmdHFiClassReader_Dump(const char *Cmd)
+{
+  uint8_t readerType = 0;
+  uint8_t MAC[4]={0x00,0x00,0x00,0x00};
+  uint8_t KEY[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+  uint8_t CSN[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+  uint8_t CCNR[12]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+  //uint8_t CC_temp[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+  uint8_t div_key[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+  uint8_t keytable[128] = {0};
+  int elite = 0;
+  uint8_t *used_key;
+  int i;
+  if (strlen(Cmd)<1) 
+  {
+    PrintAndLog("Usage:  hf iclass dump <Key> [e]");
+    PrintAndLog("        Key    - A 16 byte master key");
+    PrintAndLog("        e      - If 'e' is specified, the key is interpreted as the 16 byte");
+    PrintAndLog("                 Custom Key (KCus), which can be obtained via reader-attack");
+    PrintAndLog("                 See 'hf iclass sim 2'. This key should be on iclass-format");
+    PrintAndLog("        sample: hf iclass dump 0011223344556677");
+
+
+    return 0;
+  }
+
+  if (param_gethex(Cmd, 0, KEY, 16)) 
+  {
+    PrintAndLog("KEY must include 16 HEX symbols");
+    return 1;
+  }
 
-  if(simType == 2)
+  if (param_getchar(Cmd, 1) == 'e')
   {
-         c.arg[1] = 10;//10 CSNs
-         uint8_t csns[] ={
-                         /* Order    Simulated CSN                               HASH1           Recovered key bytes */
-                         /*   1   */ 0x00,0x0B,0x0F,0xFF,0xF7,0xFF,0x12,0xE0,// 0101000045014545 00,01 45
-                         /*   2   */  0x03,0x0B,0x0E,0xFE,0xF7,0xFF,0x12,0xE0,// 0202000045014545 02
-                         /*   3   */  0x04,0x0D,0x0D,0xFD,0xF7,0xFF,0x12,0xE0,// 0303000045014545 03
-                         /*   4   */  0x04,0x0F,0x0F,0xF7,0xF7,0xFF,0x12,0xE0,// 0901000045014545 09
-                         /*   5   */  0x01,0x13,0x10,0xF4,0xF7,0xFF,0x12,0xE0,// 0C00000045014545 0C
-                         /*   6   */  0x02,0x14,0x10,0xF2,0xF7,0xFF,0x12,0xE0,// 0E00000045014545 0E
-                         /*   7   */  0x05,0x17,0x10,0xEC,0xF7,0xFF,0x12,0xE0,// 1400000045014545 14
-                         /*   8   */  0x00,0x6B,0x6F,0xDF,0xF7,0xFF,0x12,0xE0,// 2121000045014545 21
-                         /*   9   */  0x03,0x6B,0x6E,0xDE,0xF7,0xFF,0x12,0xE0,// 2222000045014545 22
-                         /*   10  */  0x04,0x6D,0x6D,0xDD,0xF7,0xFF,0x12,0xE0,// 2323000045014545 23
-                         /*   11  */  0x00,0x4F,0x4B,0x43,0xF7,0xFF,0x12,0xE0,// 3D45000045014545 3D
-                         /*   12  */  0x00,0x4B,0x4F,0x3F,0xF7,0xFF,0x12,0xE0,// 4141000045014545 41
-                         /*   13  */  0x03,0x4B,0x4E,0x3E,0xF7,0xFF,0x12,0xE0,// 4242000045014545 42
-                         /*   14  */  0x04,0x4D,0x4D,0x3D,0xF7,0xFF,0x12,0xE0,// 4343000045014545 43
-                         /*   15  */  0x04,0x37,0x37,0x7F,0xF7,0xFF,0x12,0xE0,// 0159000045014545 59
-                         /*   16  */  0x00,0x2B,0x2F,0x9F,0xF7,0xFF,0x12,0xE0,// 6161000045014545 61
-                         /*   17  */  0x03,0x2B,0x2E,0x9E,0xF7,0xFF,0x12,0xE0,// 6262000045014545 62
-                         /*   18  */  0x04,0x2D,0x2D,0x9D,0xF7,0xFF,0x12,0xE0,// 6363000045014545 63
-                         /*   19  */  0x00,0x27,0x23,0xBB,0xF7,0xFF,0x12,0xE0,// 456D000045014545 6D
-                         /*   20  */  0x02,0x52,0xAA,0x80,0xF7,0xFF,0x12,0xE0,// 0066000045014545 66
-                         /*   21  */  0x00,0x5C,0xA6,0x80,0xF7,0xFF,0x12,0xE0,// 006A000045014545 6A
-                         /*   22  */  0x01,0x5F,0xA4,0x80,0xF7,0xFF,0x12,0xE0,// 006C000045014545 6C
-                         /*   23  */  0x06,0x5E,0xA2,0x80,0xF7,0xFF,0x12,0xE0,// 006E000045014545 6E
-                         /*   24  */  0x02,0x0E,0x0E,0xFC,0xF7,0xFF,0x12,0xE0,// 0402000045014545 04
-                         /*   25  */  0x05,0x0D,0x0E,0xFA,0xF7,0xFF,0x12,0xE0,// 0602000045014545 06
-                         /*   26  */  0x06,0x0F,0x0D,0xF9,0xF7,0xFF,0x12,0xE0,// 0703000045014545 07
-                         /*   27  */  0x00,0x01,0x05,0x1D,0xF7,0xFF,0x12,0xE0,// 630B000045014545 0B
-                         /*   28  */  0x02,0x07,0x01,0x1D,0xF7,0xFF,0x12,0xE0,// 630F000045014545 0F
-                         /*   29  */  0x04,0x7F,0x7F,0xA7,0xF7,0xFF,0x12,0xE0,// 5911000045014545 11
-                         /*   30  */  0x04,0x60,0x6E,0xE8,0xF7,0xFF,0x12,0xE0,// 1822000045014545 18
-                       };
-         memcpy(c.d.asBytes, csns, sizeof(c.d.asBytes));
+    PrintAndLog("Elite switch on");
+    elite = 1;
+
+    //calc h2
+    hash2(KEY, keytable);
+    printarr_human_readable("keytable", keytable, 128);
 
   }
 
+
+  UsbCommand c = {CMD_READER_ICLASS, {0}};
+  c.arg[0] = FLAG_ICLASS_READER_ONLY_ONCE;
+
   SendCommand(&c);
+  
+  UsbCommand resp;
+  uint8_t key_sel[8] = {0};
+  uint8_t key_sel_p[8] = { 0 };
 
-  /*UsbCommand * resp = WaitForResponseTimeout(CMD_ACK, 1500);
-  if (resp != NULL) {
-       uint8_t                isOK  = resp->arg[0] & 0xff;
-       PrintAndLog("isOk:%02x", isOK);
-  } else {
-       PrintAndLog("Command execute timeout");
-  }*/
+  if (WaitForResponseTimeout(CMD_ACK,&resp,4500)) {
+        uint8_t isOK    = resp.arg[0] & 0xff;
+        uint8_t * data  = resp.d.asBytes;
+
+        memcpy(CSN,data,8);
+        memcpy(CCNR,data+8,8);
+
+        PrintAndLog("isOk:%02x", isOK);
+
+        if(isOK > 0)
+        {
+            PrintAndLog("CSN: %s",sprint_hex(CSN,8));
+        }
+        if(isOK > 1)
+        {
+            if(elite)
+            {
+                //Get the key index (hash1)
+                uint8_t key_index[8] = {0};
+
+                hash1(CSN, key_index);
+                printvar("hash1", key_index,8);
+                for(i = 0; i < 8 ; i++)
+                    key_sel[i] = keytable[key_index[i]] & 0xFF;
+                printvar("k_sel", key_sel,8);
+                //Permute from iclass format to standard format
+                permutekey_rev(key_sel,key_sel_p);
+                used_key = key_sel_p;
+            }else{
+                //Perhaps this should also be permuted to std format?
+                // Something like the code below? I have no std system
+                // to test this with /Martin
+
+                //uint8_t key_sel_p[8] = { 0 };
+                //permutekey_rev(KEY,key_sel_p);
+                //used_key = key_sel_p;
+
+                used_key = KEY;
+
+            }
+            printvar("Used key",used_key,8);
+            diversifyKey(CSN,used_key, div_key);
+            printvar("Div key", div_key, 8);
+            printvar("CC_NR:",CCNR,12);
+            doMAC(CCNR,12,div_key, MAC);
+            printvar("MAC", MAC, 4);
+
+            UsbCommand d = {CMD_READER_ICLASS_REPLAY, {readerType}};
+            memcpy(d.d.asBytes, MAC, 4);
+            SendCommand(&d);
+
+        }else{
+            PrintAndLog("Failed to obtain CC! Aborting");
+        }
+    } else {
+        PrintAndLog("Command execute timeout");
+    }
 
   return 0;
 }
 
-int CmdHFiClassReader(const char *Cmd)
+int CmdHFiClass_iso14443A_write(const char *Cmd)
 {
   uint8_t readerType = 0;
+  uint8_t MAC[4]={0x00,0x00,0x00,0x00};
+  uint8_t KEY[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+  uint8_t CSN[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+  uint8_t CCNR[12]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+  uint8_t div_key[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
 
-  if (strlen(Cmd)<1) {
-       PrintAndLog("Usage:  hf iclass reader    <reader type>");
-       PrintAndLog("        sample: hf iclass reader 0");
-       return 0;
-  }    
+  uint8_t blockNo=0;
+  uint8_t bldata[8]={0};
 
-  readerType = param_get8(Cmd, 0);
-  PrintAndLog("--readertype:%02x", readerType);
+  if (strlen(Cmd)<3) 
+  {
+    PrintAndLog("Usage:  hf iclass write <Key> <Block> <Data>");
+    PrintAndLog("        sample: hf iclass write 0011223344556677 10 AAAAAAAAAAAAAAAA");
+    return 0;
+  }
 
-  UsbCommand c = {CMD_READER_ICLASS, {readerType}};
-  //memcpy(c.d.asBytes, CSN, 8);
+  if (param_gethex(Cmd, 0, KEY, 16)) 
+  {
+    PrintAndLog("KEY must include 16 HEX symbols");
+    return 1;
+  }
+  
+  blockNo = param_get8(Cmd, 1);
+  if (blockNo>32)
+  {
+        PrintAndLog("Error: Maximum number of blocks is 32 for iClass 2K Cards!");
+        return 1;
+  }
+  if (param_gethex(Cmd, 2, bldata, 8)) 
+  {
+        PrintAndLog("Block data must include 8 HEX symbols");
+        return 1;
+  }
+  
+  UsbCommand c = {CMD_ICLASS_ISO14443A_WRITE, {0}};
   SendCommand(&c);
-
-  /*UsbCommand * resp = WaitForResponseTimeout(CMD_ACK, 1500);
-  if (resp != NULL) {
-       uint8_t                isOK  = resp->arg[0] & 0xff;
+  UsbCommand resp;
+
+  if (WaitForResponseTimeout(CMD_ACK,&resp,4500)) {
+    uint8_t isOK    = resp.arg[0] & 0xff;
+    uint8_t * data  = resp.d.asBytes;
+    
+    memcpy(CSN,data,8);
+    memcpy(CCNR,data+8,8);
+    PrintAndLog("DEBUG: %s",sprint_hex(CSN,8));
+    PrintAndLog("DEBUG: %s",sprint_hex(CCNR,8));
        PrintAndLog("isOk:%02x", isOK);
   } else {
        PrintAndLog("Command execute timeout");
-  }*/
+  }
+
+  diversifyKey(CSN,KEY, div_key);
+
+  PrintAndLog("Div Key: %s",sprint_hex(div_key,8));
+  doMAC(CCNR, 12,div_key, MAC);
 
+  UsbCommand c2 = {CMD_ICLASS_ISO14443A_WRITE, {readerType,blockNo}};
+  memcpy(c2.d.asBytes, bldata, 8);
+  memcpy(c2.d.asBytes+8, MAC, 4);
+  SendCommand(&c2);
+
+  if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+    uint8_t isOK    = resp.arg[0] & 0xff;
+    uint8_t * data  = resp.d.asBytes;
+
+    if (isOK)
+      PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 4));
+    else
+      PrintAndLog("isOk:%02x", isOK);
+  } else {
+      PrintAndLog("Command execute timeout");
+  }
   return 0;
 }
 
+
 static command_t CommandTable[] = 
 {
-  {"help",    CmdHelp,        1, "This help"},
-  {"list",    CmdHFiClassList,   0, "List iClass history"},
-  {"snoop",   CmdHFiClassSnoop,  0, "Eavesdrop iClass communication"},
-  {"sim",     CmdHFiClassSim,    0, "Simulate iClass tag"},
-  {"reader",  CmdHFiClassReader, 0, "Read an iClass tag"},
+  {"help",     CmdHelp,                        1,      "This help"},
+  {"list",     CmdHFiClassList,        0,      "List iClass history"},
+  {"snoop",    CmdHFiClassSnoop,       0,      "Eavesdrop iClass communication"},
+  {"sim",      CmdHFiClassSim,         0,      "Simulate iClass tag"},
+  {"reader",CmdHFiClassReader, 0,      "Read an iClass tag"},
+  {"replay",CmdHFiClassReader_Replay,  0,      "Read an iClass tag via Reply Attack"},
+  {"dump",     CmdHFiClassReader_Dump, 0,              "Authenticate and Dump iClass tag"},
+  {"write",    CmdHFiClass_iso14443A_write,    0,      "Authenticate and Write iClass block"},
   {NULL, NULL, 0, NULL}
 };
 
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