Unspecified_Malware_Sep1_A1

rule Unspecified_Malware_Sep1_A1 {
   meta:
      description = "Detects malware from DrqgonFly APT report"
      license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
      author = "Florian Roth (Nextron Systems)"
      reference = "https://www.symantec.com/connect/blogs/dragonfly-western-energy-sector-targeted-sophisticated-attack-group"
      date = "2017-09-12"
      hash1 = "28143c7638f22342bff8edcd0bedd708e265948a5fcca750c302e2dca95ed9f0"
      id = "cff49e85-c8c3-5240-9948-0551e38e7040"
   condition:
      ( uint16(0) == 0x5a4d and
        filesize < 200KB and
        pe.imphash() == "17a4bd9c95f2898add97f309fc6f9bcd"
      )
}