APT_TA18_149A_Joanap_Sample1

rule APT_TA18_149A_Joanap_Sample1 {
   meta:
      description = "Detects malware from TA18-149A report by US-CERT"
      license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
      author = "Florian Roth (Nextron Systems)"
      reference = "https://www.us-cert.gov/ncas/alerts/TA18-149A"
      date = "2018-05-30"
      hash1 = "ea46ed5aed900cd9f01156a1cd446cbb3e10191f9f980e9f710ea1c20440c781"
      id = "a3a4f9a6-367d-5d99-bffb-f4ff03fa4a09"
   strings:
      $x1 = "cmd.exe /q /c net share adnim$" ascii
      $x2 = "\\\\%s\\adnim$\\system32\\%s" fullword ascii
      $s1 = "SMB_Dll.dll" fullword ascii
      $s2 = "%s User or Password is not correct!" fullword ascii
      $s3 = "perfw06.dat" fullword ascii
   condition:
      uint16(0) == 0x5a4d and filesize < 300KB and (
         pe.imphash() == "f0087d7b90876a2769f2229c6789fcf3" or
         1 of ($x*) or
         2 of them
      )
}