EquationGroup_Toolset_Apr17_ParseCapture

rule EquationGroup_Toolset_Apr17_ParseCapture {
   meta:
      description = "Detects EquationGroup Tool - April Leak"
      license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
      author = "Florian Roth (Nextron Systems)"
      reference = "https://steemit.com/shadowbrokers/@theshadowbrokers/lost-in-translation"
      date = "2017-04-15"
      hash1 = "c732d790088a4db148d3291a92de5a449e409704b12e00c7508d75ccd90a03f2"
      id = "11743260-c5ce-59de-9fcf-0c050eee98ff"
   strings:
      $x1 = "* Encrypted log found.  An encryption key must be provided" fullword ascii
      $x2 = "encryptionkey = e.g., \"00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff\"" fullword ascii
      $x3 = "Decrypting with key '%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x'" fullword ascii
   condition:
      ( uint16(0) == 0x5a4d and filesize < 50KB and 1 of them )
}