GIDecrypt - Revision history

Spydar007 at 18:25, 9 March 2017

2017-03-09T18:25:53Z

2013-08-27T11:10:14Z

Decryption Category - Break time.

2013-01-25T02:00:36Z

2013-01-25T02:00:27Z

2013-01-24T02:04:02Z

2013-01-24T01:59:14Z

2013-01-24T01:58:21Z

2013-01-24T01:55:59Z

2009-06-18T03:05:33Z

Gidecrypt moved to GIDecrypt: looks cooler

2009-06-18T03:04:14Z

and perfectionist

← Older revision		Revision as of 18:25, 9 March 2017
Line 1:		Line 1:
−	~~This~~ is a ~~quick~~ ~~and~~ ~~simple~~ ~~program I wrote~~ to automatically decrypt [[KBAG]] and print the key/iv pair for a given 3.0 IMG3. This hasn't been throughly tested on anything other then 32bit linux, so there might be some bugs. I figured since this was already out in the open, I might as well make it easier for everybody. Also, this requires libcrypto to compile properly.	+	'''GIDecrypt''' is a program written by [[User:posixninja\|p0sixninja]] to automatically decrypt [[KBAG]] and print the key/IV pair for a given 3.0 IMG3.
		+
		+	Tested on anything other then 32-bit Linux. Requires libcrypto to compile properly.

	== License ==		== License ==

← Older revision		Revision as of 11:10, 27 August 2013
Line 101:		Line 101:
	# [http://www.gnu.org/licenses/license-list.html#OpenSSL Why the GNU GPL is incompatible with OpenSSL]		# [http://www.gnu.org/licenses/license-list.html#OpenSSL Why the GNU GPL is incompatible with OpenSSL]
	# [http://www.gnome.org/ GNOME] on [http://people.gnome.org/~markmc/openssl-and-the-gpl.html OpenSSL and the GPL]		# [http://www.gnome.org/ GNOME] on [http://people.gnome.org/~markmc/openssl-and-the-gpl.html OpenSSL and the GPL]
		+
		+	[[Category:Decryption]]

@@ Line 2: / Line 2: @@
 == License ==
-This code is assumed to be in the public domain, or where that is not possible, this code is [http://creativecommons.org/choose/zero/ CC0]. As it uses OpenSSL, this code CAN NOT be used in GNU GPL applications<sup>1</sup>, however, this statement has been disputed and there are ways around this restiction<sup>2</sup>. It can, however, be used freely in GNU GPL applications IF [http://gnutls.org GnuTLS] is used instead as GnuTLS is licensed under the GNU LGPL, which is GNU GPL compatible.
+This code is assumed to be in the public domain, or where that is not possible, this code is [http://creativecommons.org/choose/zero/ CC0]. As it uses OpenSSL, this code CAN NOT be used in GNU GPL applications<sup>1</sup>, however, this statement has been disputed and there are ways around this restriction<sup>2</sup>. It can, however, be used freely in GNU GPL applications IF [http://gnutls.org GnuTLS] is used instead as GnuTLS is licensed under the GNU LGPL, which is GNU GPL compatible.
 The [[#Code|code]] below requires OpenSSL, but can support GnuTLS with very little modification

@@ Line 2: / Line 2: @@
 == License ==
-This code is assumed to be in the public domain. As it uses OpenSSL, this code CAN NOT be used in GNU GPL applications<sup>1</sup>, however, this statement has been disputed and there are ways around this restiction<sup>2</sup>. It can, however, be used freely in GNU GPL applications IF [http://gnutls.org GnuTLS] is used instead as GnuTLS is licensed under the GNU LGPL, which is GNU GPL compatible.
+This code is assumed to be in the public domain, or where that is not possible, this code is [http://creativecommons.org/choose/zero/ CC0]. As it uses OpenSSL, this code CAN NOT be used in GNU GPL applications<sup>1</sup>, however, this statement has been disputed and there are ways around this restiction<sup>2</sup>. It can, however, be used freely in GNU GPL applications IF [http://gnutls.org GnuTLS] is used instead as GnuTLS is licensed under the GNU LGPL, which is GNU GPL compatible.
 The [[#Code|code]] below requires OpenSSL, but can support GnuTLS with very little modification

@@ Line 2: / Line 2: @@
 == License ==
-This code is assumed to be in the public domain. As it uses OpenSSL, this code CAN NOT be used in GNU GPL applications<sup>1</sup>. It can, however, be used in GNU GPL applications IF [http://gnutls.org GnuTLS] is used instead as GnuTLS is licensed under the GNU LGPL, which is GNU GPL compatible.
+This code is assumed to be in the public domain. As it uses OpenSSL, this code CAN NOT be used in GNU GPL applications<sup>1</sup>, however, this statement has been disputed and there are ways around this restiction<sup>2</sup>. It can, however, be used freely in GNU GPL applications IF [http://gnutls.org GnuTLS] is used instead as GnuTLS is licensed under the GNU LGPL, which is GNU GPL compatible.
 The [[#Code|code]] below requires OpenSSL, but can support GnuTLS with very little modification
@@ Line 100: / Line 100: @@
 == References ==
 # [http://www.gnu.org/licenses/license-list.html#OpenSSL Why the GNU GPL is incompatible with OpenSSL]

@@ Line 32: / Line 32: @@
  } kbag_struct;
- void hexdump(uint8_t* hex, int size) {
+ void hexdump(uint8_t *hex, int size) {
      int i = 0;
-     for (i = 0; i < size; i++)
+     for (; i < size; i++)
          printf("%02x", hex[i]);
      printf("\n");
@@ Line 47: / Line 47: @@
      uint8_t kbag_tag[4] = { 0x47, 0x41, 0x42, 0x4B };
      uint8_t outbuf[32];
-     uint8_t* input;
+     uint8_t *input;
-     uint8_t* output;
+     uint8_t *output;
-     AES_KEY aeskey;
+     AES_KEY aes_key;
-     kbag_struct* kbag;
+     kbag_struct *kbag;
-     uint8_t* file_buffer;
+     uint8_t *file_buffer;
      int i;
      int file_size;
      if (argc < 3) {
@@ Line 62: / Line 63: @@
      output = argv[2];
-     FILE* in_file = fopen(input, "rb");
+     in_file = fopen(input, "rb");
      if (in_file == NULL) {
          printf("Can't open file %s\n", input);
@@ Line 83: / Line 84: @@
+     }
-     AES_set_decrypt_key(gid_key, kbag->type ,&aeskey);
+     AES_set_decrypt_key(gid_key, kbag->type ,&aes_key);
-     AES_cbc_encrypt((unsigned char*)&kbag->iv, outbuf, 0x30, &aeskey, gid_iv, AES_DECRYPT);
+     AES_cbc_encrypt((uint8_t*)&kbag->iv, outbuf, 0x30, &aes_key, gid_iv, AES_DECRYPT);
      printf("IV:  ");

@@ Line 1: / Line 1: @@
 This is a quick and simple program I wrote to automatically decrypt [[KBAG]] and print the  key/iv pair for a given 3.0 IMG3. This hasn't been throughly tested on anything other then 32bit linux, so there might be some bugs. I figured since this was already out in the open, I might as well make it easier for everybody. Also, this requires libcrypto to compile properly.
-    return 1;
+     uint32_t type;
-  if (in_file == NULL) {
+     int i = 0;
-    printf("Can't open file %s\n", input);
+     for (i = 0; i < size; i++)
-  return 0;
-  input = argv[1];
+     uint8_t key[32];
-      break;
+     uint8_t* file_buffer;
+     int i;

← Older revision	Revision as of 03:05, 18 June 2009
(No difference)

← Older revision		Revision as of 03:04, 18 June 2009
Line 1:		Line 1:
−	This is a quick and simple program I wrote to automatically decrypt and print the ~~[[KBAG]]~~ key/iv pair for a given 3.0 IMG3. This hasn't been throughly tested on anything other then 32bit linux, so there might be some bugs. I figured since this was already out in the open, I might as well make it easier for everybody. Also, this requires libcrypto to compile properly.	+	This is a quick and simple program I wrote to automatically decrypt [[KBAG]] and print the key/iv pair for a given 3.0 IMG3. This hasn't been throughly tested on anything other then 32bit linux, so there might be some bugs. I figured since this was already out in the open, I might as well make it easier for everybody. Also, this requires libcrypto to compile properly.

	<pre>		<pre>