Empire_Invoke_SMBAutoBrute

rule Empire_Invoke_SMBAutoBrute {
   meta:
      description = "Detects Empire component - file Invoke-SMBAutoBrute.ps1"
      license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
      author = "Florian Roth (Nextron Systems)"
      reference = "https://github.com/adaptivethreat/Empire"
      date = "2016-11-05"
      hash1 = "7950f8abdd8ee09ed168137ef5380047d9d767a7172316070acc33b662f812b2"
      id = "a6b402ac-0925-5bc6-9d6a-b2b811496f9e"
   strings:
      $s1 = "[*] PDC: LAB-2008-DC1.lab.com" fullword ascii
      $s2 = "$attempts = Get-UserBadPwdCount $userid $dcs" fullword ascii
   condition:
      ( uint16(0) == 0x7566 and filesize < 30KB and 1 of them ) or all of them
}