reference anti-VM strings targeting Xen

rule:
  meta:
    name: reference anti-VM strings targeting Xen
    namespace: anti-analysis/anti-vm/vm-detection
    authors:
      - michael.hunhoff@mandiant.com
    scopes:
      static: file
      dynamic: file
    att&ck:
      - Defense Evasion::Virtualization/Sandbox Evasion::System Checks [T1497.001]
    mbc:
      - Anti-Behavioral Analysis::Virtual Machine Detection [B0009]
    references:
      - https://github.com/LordNoteworthy/al-khaser/blob/master/al-khaser/AntiVM/Xen.cpp
    examples:
      - al-khaser_x86.exe_
  features:
    - or:
      - string: /^Xen/i
      - string: /XenVMMXenVMM/i
      - string: /xenservice.exe/i
      - string: /XenVMMXenVMM/i
      - string: /HVM domU/i