EquationGroup_cmsd

rule EquationGroup_cmsd {
   meta:
      description = "Equation Group hack tool leaked by ShadowBrokers- file cmsd"
      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 = "634c50614e1f5f132f49ae204c4a28f62a32a39a3446084db5b0b49b564034b8"
      id = "9cdd3562-fed4-5b79-b056-049279404eeb"
   strings:
      $x1 = "usage: %s address [-t][-s|-c command] [-p port] [-v 5|6|7]" fullword ascii
      $x2 = "error: not vulnerable" fullword ascii

      $s1 = "port=%d connected! " fullword ascii
      $s2 = "xxx.XXXXXX" fullword ascii
   condition:
      ( uint16(0) == 0x457f and filesize < 30KB and 1 of ($x*) ) or ( 2 of them )
}