OilRig_Malware_Campaign_Mal3

Description

Detects malware from OilRig Campaign

Query · yara

strings:
      $x1 = "(Get-Content $env:Public\\Libraries\\dns.ps1) -replace ('#'+'##'),$botid | Set-Content $env:Public\\Libraries\\dns.ps1" fullword ascii
      $x2 = "Invoke-Expression ($global:myhome+'tp\\'+$global:filename+'.bat > '+$global:myhome+'tp\\'+$global:filename+'.txt')" fullword ascii
      $x3 = "('00000000'+(convertTo-Base36(Get-Random -Maximum 46655)))" fullword ascii
   condition:
      ( filesize < 10KB and 1 of them )
Raw source OilRig_Malware_Campaign_Mal3 · YARA
Esc
Published by Neo23x0/signature-base ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
rule OilRig_Malware_Campaign_Mal3 {
   meta:
      description = "Detects malware from OilRig Campaign"
      license = "Detection Rule License 1.1 https://github.com/Neo23x0/signature-base/blob/master/LICENSE"
      author = "Florian Roth (Nextron Systems)"
      reference = "https://goo.gl/QMRZ8K"
      date = "2016-10-12"
      hash1 = "02226181f27dbf59af5377e39cf583db15200100eea712fcb6f55c0a2245a378"
      id = "e5967b39-5d21-5a6a-a1b5-2ec122f16444"
   strings:
      $x1 = "(Get-Content $env:Public\\Libraries\\dns.ps1) -replace ('#'+'##'),$botid | Set-Content $env:Public\\Libraries\\dns.ps1" fullword ascii
      $x2 = "Invoke-Expression ($global:myhome+'tp\\'+$global:filename+'.bat > '+$global:myhome+'tp\\'+$global:filename+'.txt')" fullword ascii
      $x3 = "('00000000'+(convertTo-Base36(Get-Random -Maximum 46655)))" fullword ascii
   condition:
      ( filesize < 10KB and 1 of them )
}

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