Update APT_Duqu2.yar

malware/APT_Duqu2.yar

@@ -10,22 +10,23 @@ rule apt_duqu2_loaders
         description = "Rule to detect Duqu 2.0 samples"
         last_modified = "2015-06-09"
         version = "1.0"
+        maltype = "apt"
 
     strings:
-        $a1="{AAFFC4F0-E04B-4C7C-B40A-B45DE971E81E}" wide
-        $a2="\\\\.\\pipe\\{AAFFC4F0-E04B-4C7C-B40A-B45DE971E81E}" wide
-        $a4="\\\\.\\pipe\\{AB6172ED-8105-4996-9D2A-597B5F827501}" wide
-        $a5="Global\\{B54E3268-DE1E-4c1e-A667-2596751403AD}" wide
-        $a8="SELECT `Data` FROM `Binary` WHERE `Name`=’%s%i'" wide
-        $a9="SELECT `Data` FROM `Binary` WHERE `Name`=’CryptHash%i'" wide
-        $a7="SELECT `%s` FROM `%s` WHERE `%s`=’CAData%i'" wide
-        $b1="MSI.dll"
-        $b2="msi.dll"
-        $b3="StartAction"
-        $c1="msisvc_32@" wide
-        $c2="PROP=" wide
-        $c3="-Embedding" wide
-        $c4="S:(ML;;NW;;;LW)" wide
+        $a1 = "{AAFFC4F0-E04B-4C7C-B40A-B45DE971E81E}" wide
+        $a2 = "\\\\.\\pipe\\{AAFFC4F0-E04B-4C7C-B40A-B45DE971E81E}" wide
+        $a4 = "\\\\.\\pipe\\{AB6172ED-8105-4996-9D2A-597B5F827501}" wide
+        $a5 = "Global\\{B54E3268-DE1E-4c1e-A667-2596751403AD}" wide
+        $a8 = "SELECT `Data` FROM `Binary` WHERE `Name`=’%s%i'" wide
+        $a9 = "SELECT `Data` FROM `Binary` WHERE `Name`=’CryptHash%i'" wide
+        $a7 = "SELECT `%s` FROM `%s` WHERE `%s`=’CAData%i'" wide
+        $b1 = "MSI.dll"
+        $b2 = "msi.dll"
+        $b3 = "StartAction"
+        $c1 = "msisvc_32@" wide
+        $c2 = "PROP=" wide
+        $c3 = "-Embedding" wide
+        $c4 = "S:(ML;;NW;;;LW)" wide
         $d1 = "NameTypeBinaryDataCustomActionActionSourceTargetInstallExecuteSequenceConditionSequencePropertyValueMicrosoftManufacturer" nocase
         $d2 = {2E 3F 41 56 3F 24 5F 42 69 6E 64 40 24 30 30 58 55 3F 24 5F 50 6D 66 5F 77 72 61 70 40 50 38 43 4C 52 ?? 40 40 41 45 58 58 5A 58 56 31 40 24 24 24 56 40 73 74 64 40 40 51 41 56 43 4C 52 ?? 40 40 40 73 74 64 40 40}
 
@@ -41,17 +42,17 @@ rule apt_duqu2_drivers
         description = "Rule to detect Duqu 2.0 drivers"
         last_modified = "2015-06-09"
         version = "1.0"
+        maltype = "apt"
 
     strings:
-        $a1="\\DosDevices\\port_optimizer" wide nocase
-        $a2="romanian.antihacker"
-        $a3="PortOptimizerTermSrv" wide
-        $a4="ugly.gorilla1"
-        $b1="NdisIMCopySendCompletePerPacketInfo"
-        $b2="NdisReEnumerateProtocolBindings"
-        $b3="NdisOpenProtocolConfiguration"
+        $a1 = "\\DosDevices\\port_optimizer" wide nocase
+        $a2 = "romanian.antihacker"
+        $a3 = "PortOptimizerTermSrv" wide
+        $a4 = "ugly.gorilla1"
+        $b1 = "NdisIMCopySendCompletePerPacketInfo"
+        $b2 = "NdisReEnumerateProtocolBindings"
+        $b3 = "NdisOpenProtocolConfiguration"
 
 condition:
-    uint16(0) == 0x5A4D and (any of ($a*) ) and (2 of ($b*)) and filesize < 100000
-}
+        uint16(0) == 0x5A