Update APT_Terracota.yar

malware/APT_Terracota.yar

@@ -12,7 +12,10 @@
 	Identifier: Terracotta APT
 	Comment: Reduced Rule Set
 */
-rule Apolmy_Privesc_Trojan {
+
+rule Apolmy_Privesc_Trojan 
+{
+
     meta:
         description = "Apolmy Privilege Escalation Trojan used in APT Terracotta"
         author = "Florian Roth"
@@ -20,15 +23,19 @@ rule Apolmy_Privesc_Trojan {
         date = "2015-08-04"
         score = 80
         hash = "d7bd289e6cee228eb46a1be1fcdc3a2bd5251bc1eafb59f8111756777d8f373d"
+
     strings:
         $s1 = "[%d] Failed, %08X" fullword ascii
         $s2 = "[%d] Offset can not fetched." fullword ascii
         $s3 = "PowerShadow2011" fullword wide
+
     condition:
         uint16(0) == 0x5a4d and filesize < 300KB and all of them
 }
 
-rule Mithozhan_Trojan {
+rule Mithozhan_Trojan 
+{
+
     meta:
         description = "Mitozhan Trojan used in APT Terracotta"
         author = "Florian Roth"
@@ -36,21 +43,26 @@ rule Mithozhan_Trojan {
         date = "2015-08-04"
         score = 70
         hash = "8553b945e2d4b9f45c438797d6b5e73cfe2899af1f9fd87593af4fd7fb51794a"
+    
     strings:
         $s1 = "adbrowser" fullword wide 
         $s2 = "IJKLlGdmaWhram0vn36BgIOChYR3L45xcHNydXQvhmloa2ptbH8voYCDTw==" fullword ascii
         $s3 = "EFGHlGdmaWhrL41sf36BgIOCL6R3dk8=" fullword ascii
+    
     condition:
         uint16(0) == 0x5a4d and filesize < 300KB and all of them
 }
 
-rule RemoteExec_Tool {
+rule RemoteExec_Tool 
+{
+
     meta:
         description = "Remote Access Tool used in APT Terracotta"
         author = "Florian Roth"
         reference = "https://blogs.rsa.com/terracotta-vpn-enabler-of-advanced-threat-anonymity/"
         date = "2015-08-04"
         hash = "a550131e106ff3c703666f15d55d9bc8c816d1cb9ac1b73c2e29f8aa01e53b78"
+
     strings:
         $s0 = "cmd.exe /q /c \"%s\"" fullword ascii 
         $s1 = "\\\\.\\pipe\\%s%s%d" fullword ascii 
@@ -58,13 +70,16 @@ rule RemoteExec_Tool {
         $s3 = "\\\\.\\pipe\\TermHlp_communicaton" fullword ascii 
         $s4 = "TermHlp_stdout" fullword ascii 
         $s5 = "TermHlp_stdin" fullword ascii
+
     condition:
         uint16(0) == 0x5a4d and filesize < 75KB and 4 of ($s*)
 }
 
 /* Super Rules ------------------------------------------------------------- */
 
-rule LiuDoor_Malware_1 {
+rule LiuDoor_Malware_1 
+{
+
     meta:
         description = "Liudoor Trojan used in Terracotta APT"
         author = "Florian Roth"
@@ -75,16 +90,20 @@ rule LiuDoor_Malware_1 {
         hash1 = "deed6e2a31349253143d4069613905e1dfc3ad4589f6987388de13e33ac187fc"
         hash2 = "4575e7fc8f156d1d499aab5064a4832953cd43795574b4c7b9165cdc92993ce5"
         hash3 = "ad1a507709c75fe93708ce9ca1227c5fefa812997ed9104ff9adfec62a3ec2bb"
+
     strings:
         $s1 = "svchostdllserver.dll" fullword ascii 
         $s2 = "SvcHostDLL: RegisterServiceCtrlHandler %S failed" fullword ascii 
         $s3 = "\\nbtstat.exe" fullword ascii
         $s4 = "DataVersionEx" fullword ascii
+
     condition:
         uint16(0) == 0x5a4d and filesize < 150KB and all of them
 }
 
-rule LiuDoor_Malware_2 {
+rule LiuDoor_Malware_2 
+{
+
     meta:
         description = "Liudoor Trojan used in Terracotta APT"
         author = "Florian Roth"
@@ -94,9 +113,11 @@ rule LiuDoor_Malware_2 {
         super_rule = 1
         hash1 = "f3fb68b21490ded2ae7327271d3412fbbf9d705c8003a195a705c47c98b43800"
         hash2 = "e42b8385e1aecd89a94a740a2c7cd5ef157b091fabd52cd6f86e47534ca2863e"
+
     strings:
         $s0 = "svchostdllserver.dll" fullword ascii 
         $s1 = "Lpykh~mzCCRv|mplpykCCHvq{phlCC\\jmmzqkIzmlvpqCC" fullword ascii
+
     condition:
         uint16(0) == 0x5a4d and filesize < 100KB and all of them
 }
@@ -105,9 +126,10 @@ rule LiuDoor_Malware_2 {
     This Yara ruleset is under the GNU-GPLv2 license (http://www.gnu.org/licenses/gpl-2.0.html) and open to any user or organization, as    long as you use it under this license.
 
 */
-rule liudoor : Backdoor
+rule liudoor
 {
-meta:
+
+    meta:
         author = "RSA FirstWatch"
         date = "2015-07-23"
         description = "Detects Liudoor daemon backdoor"
@@ -118,7 +140,7 @@ meta:
         hash4 = "6093505c7f7ec25b1934d3657649ef07"
         type = "Win32 DLL"
 
-strings:
+    strings:
         $string0 = "Succ"
         $string1 = "Fail"
         $string2 = "pass"
@@ -128,6 +150,6 @@ strings:
         $string6 = "0/0B0H0Q0W0k0"
         $string7 = "QSUVWh"
         $string8 = "Ht Hu["
-condition:
+    condition:
         all of them
 }