WaterBug_sav

rule WaterBug_sav {
	meta:
		description = "Symantec Waterbug Attack - SAV Malware"
		author = "Symantec Security Response"
		date = "2015-01-22"
		modified = "2023-01-27"
		reference = "http://t.co/rF35OaAXrl"
		id = "685849de-9892-56bf-8215-21b08d8b2d7c"
	strings:
		$code1a = { 8B 75 18 31 34 81 40 3B C2 72 F5 33 F6 39 7D 14 76 1B 8A 04 0E 88 04 0F 6A 0F 33 D2 8B C7 5B F7 F3 85 D2 75 01 }
		$code1b = { 8B 45 F8 40 89 45 F8 8B 45 10 C1 E8 02 39 45 F8 73 17 8B 45 F8 8B 4D F4 8B 04 81 33 45 20 8B 4D F8 8B 55 F4 89 04 8A EB D7 83 65 F8 00 83 65 EC 00 EB 0E 8B 45 F8 40 89 45 F8 8B 45 EC 40 89 45 EC 8B 45 EC	3B 45 10 73 27 8B 45 F4 03 45 F8 8B 4D F4 03 4D EC 8A 09 88 08 8B 45 F8 33 D2 6A 0F 59 F7 F1 85 D2 75 07 }
		$code1c = { 8A 04 0F 88 04 0E 6A 0F 33 D2 8B C6 5B F7 F3 85 D2 75 01 47 8B 45 14 46 47 3B F8 72 E3 EB 04 C6 04 08 00 48 3B C6 73 F7 33 C0 C1 EE 02 74 0B 8B 55 18 31 14 81 40 3B C6 72 F5 }
		$code2 =  { 29 5D 0C 8B D1 C1 EA 05 2B CA 8B 55 F4 2B C3 3D 00 00 00 01 89 0F 8B 4D 10 8D 94 91 00 03 00 00 73 17 8B 7D F8 8B 4D 0C 0F B6 3F C1 E1 08 0B CF C1 E0 08 FF 45 F8 89 4D 0C 8B 0A 8B F8 C1 EF 0B}
	condition:
		uint16(0) == 0x5A4D and (($code1a or $code1b or $code1c) and $code2)
}