IMPLANT_2_v5

rule IMPLANT_2_v5 {
   meta:
      description = "CORESHELL/SOURFACE Implant by APT28"
      author = "US CERT"
      reference = "https://www.us-cert.gov/ncas/current-activity/2017/02/10/Enhanced-Analysis-GRIZZLY-STEPPE"
      date = "2017-02-10"
      score = 85
      id = "0e787116-d7f5-5a72-9aba-d4e6cb35bc8d"
   strings:
      $STR1 = {48 83 [2] 48 89 [3] c7 44 [6] 4c 8d 05 [3] 00 BA 01 00 00 00 33
         C9 ff 15 [2] 00 00 ff 15 [2] 00 00 3D B7 00 00 00 75 ?? 48 8D 15 ?? 00
         00 00 48 8B CC E8}
   condition:
      (uint16(0) == 0x5A4D) and all of them
}