EquationGroup_ntfltmgr

rule EquationGroup_ntfltmgr {
   meta:
      description = "EquationGroup Malware - file ntfltmgr.sys"
      license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
      author = "Florian Roth (Nextron Systems)"
      reference = "https://goo.gl/tcSoiJ"
      date = "2017-01-13"
      hash1 = "f7a886ee10ee6f9c6be48c20f370514be62a3fd2da828b0dff44ff3d485ff5c5"
      id = "dd7fd371-a097-5df5-9ffd-89babbadee96"
   strings:
      $s1 = "ntfltmgr.sys" fullword wide
      $s2 = "ntfltmgr.pdb" fullword ascii
      $s4 = "Network Filter Manager" fullword wide
      $s5 = "Corporation. All rights reserved." fullword wide
   condition:
      ( uint16(0) == 0x5a4d and filesize < 100KB and all of them )
}