Update APT_Terracota.yar

malware/APT_Terracota.yar

@@ -100,3 +100,34 @@ rule LiuDoor_Malware_2 {
 	condition:
 		uint16(0) == 0x5a4d and filesize < 100KB and all of them
 }
+
+/*
+    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
+{
+meta:
+        author = "RSA FirstWatch"
+        date = "2015-07-23"
+        description = "Detects Liudoor daemon backdoor"
+        hash0 = "78b56bc3edbee3a425c96738760ee406"
+        hash1 = "5aa0510f6f1b0e48f0303b9a4bfc641e"
+        hash2 = "531d30c8ee27d62e6fbe855299d0e7de"
+        hash3 = "2be2ac65fd97ccc97027184f0310f2f3"
+        hash4 = "6093505c7f7ec25b1934d3657649ef07"
+        type = "Win32 DLL"
+
+strings:
+        $string0 = "Succ"
+        $string1 = "Fail"
+        $string2 = "pass"
+        $string3 = "exit"
+        $string4 = "svchostdllserver.dll"
+        $string5 = "L$,PQR"
+        $string6 = "0/0B0H0Q0W0k0"
+        $string7 = "QSUVWh"
+        $string8 = "Ht Hu["
+condition:
+        all of them
+}