rule Unspecified_Malware_Oct16_C {
meta:
description = "Detects an unspecififed malware - October 2016"
license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
author = "Florian Roth (Nextron Systems)"
reference = "Internal Research"
date = "2016-10-08"
score = 80
hash1 = "a451157f75627b2fef3d663946c94ef7dacb58f08b31d0ec4c0a542a1c4e6205"
id = "fff98097-a19a-59aa-bece-837c75b0995c"
strings:
$s1 = "dUSER32.DLL" fullword wide
$s2 = "output.dll" fullword ascii
condition:
( uint16(0) == 0x5a4d and filesize < 5000KB and all of them )
}