PROMETHIUM_NEODYMIUM_Malware_2

rule PROMETHIUM_NEODYMIUM_Malware_2 {
   meta:
      description = "Detects PROMETHIUM and NEODYMIUM 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/8abDE6"
      date = "2016-12-14"
      hash1 = "1aef507c385a234e8b10db12852ad1bd66a04730451547b2dcb26f7fae16e01f"
      id = "5858541b-c394-5be8-9db3-fcff66f635de"
   strings:
      $s1 = "winasys32.exe" fullword ascii
      $s2 = "alg32.exe" fullword ascii
      $s3 = "wmsrv32.exe" fullword ascii
      $s4 = "vmnat32.exe" fullword ascii
   condition:
      ( uint16(0) == 0x5a4d and filesize < 2000KB and 1 of them ) or ( 3 of them )
}