APT_Thrip_Sample_Jun18_2

rule APT_Thrip_Sample_Jun18_2 {
   meta:
      description = "Detects sample found in Thrip report by Symantec "
      license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
      author = "Florian Roth (Nextron Systems)"
      reference = "https://www.symantec.com/blogs/threat-intelligence/thrip-hits-satellite-telecoms-defense-targets "
      date = "2018-06-21"
      hash1 = "1fc9f7065856cd8dc99b6f46cf0953adf90e2c42a3b65374bf7b50274fb200cc"
      id = "bc1cfcc8-64a0-5da0-8ff7-147da8a3af0b"
   strings:
      $s1 = "C:\\WINDOWS\\system32\\sysprep\\cryptbase.dll" fullword ascii
      $s2 = "ProbeScriptFint" fullword wide
      $s3 = "C:\\WINDOWS\\system32\\cmd.exe" fullword ascii /* Goodware String - occured 2 times */
   condition:
      uint16(0) == 0x5a4d and filesize < 60KB and all of them
}