title: Abusable Invoke-ATHRemoteFXvGPUDisablementCommand
id: 38a7625e-b2cb-485d-b83d-aff137d859f4
status: experimental
author: frack113
date: 2021/07/13
modified: 2021/09/07
description: RemoteFXvGPUDisablement.exe is an abusable, signed PowerShell host executable that was introduced in Windows 10 and Server 2019 (OS Build 17763.1339).
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1218/T1218.md
    - https://github.com/redcanaryco/AtomicTestHarnesses/blob/master/TestHarnesses/T1218_SignedBinaryProxyExecution/InvokeRemoteFXvGPUDisablementCommand.ps1
tags:
    - attack.defense_evasion
    - attack.t1218
logsource:
    product: windows
    service: powershell
    definition: Module Logging must be enabled
detection:
    selection_id:
        EventID: 4103
    selection_cmd:
        ContextInfo|contains: 'Invoke-ATHRemoteFXvGPUDisablementCommand '
    selection_opt:
        ContextInfo|contains:
            - '-ModuleName '
            - '-ModulePath '
            - '-ScriptBlock '
            - '-RemoteFXvGPUDisablementFilePath'
    condition: selection_id and selection_cmd and selection_opt
fields:
    - ComputerName
    - User
    - CommandLine
    - ParentCommandLine
falsepositives:
    - Unknown
level: medium