EquationGroup_cmsex

rule EquationGroup_cmsex {
   meta:
      description = "Equation Group hack tool leaked by ShadowBrokers- file cmsex"
      license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
      author = "Florian Roth (Nextron Systems)"
      reference = "https://medium.com/@shadowbrokerss/dont-forget-your-base-867d304a94b1"
      date = "2017-04-08"
      hash1 = "2d8ae842e7b16172599f061b5b1f223386684a7482e87feeb47a38a3f011b810"
      id = "9a1051a5-3f31-5fc2-85a0-beb2dea962d6"
   strings:
      $x1 = "Usage: %s -i <ip_addr/hostname> -c <command> -T <target_type> (-u <port> | -t <port>) " fullword ascii
      $x2 = "-i target ip address / hostname " fullword ascii
      $x3 = "Note: Choosing the correct target type is a bit of guesswork." fullword ascii
      $x4 = "Solaris rpc.cmsd remote root exploit" fullword ascii
      $x5 = "If one choice fails, you may want to try another." fullword ascii
   condition:
      ( uint16(0) == 0x457f and filesize < 50KB and 1 of ($x*) ) or ( 2 of them )
}