TA459_Malware_May17_2

rule TA459_Malware_May17_2 {
   meta:
      description = "Detects TA459 related malware"
      license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
      author = "Florian Roth (Nextron Systems)"
      reference = "https://goo.gl/RLf9qU"
      date = "2017-05-31"
      hash1 = "4601133e94c4bc74916a9d96a5bc27cc3125cdc0be7225b2c7d4047f8506b3aa"
      id = "62954422-4657-5ded-9883-bb78eac697fb"
   strings:
      $a1 = "Mcutil.dll" fullword ascii
      $a2 = "mcut.exe" fullword ascii

      $s1 = "Software\\WinRAR SFX" fullword ascii
      $s2 = "AYou may need to run this self-extracting archive as administrator" fullword wide
   condition:
      ( uint16(0) == 0x5a4d and filesize < 900KB and all of ($a*) and 1 of ($s*) )
}