title: Potential RemoteFXvGPUDisablement.EXE Abuse - PowerShell Module id: 38a7625e-b2cb-485d-b83d-aff137d859f4 related: - id: a6fc3c46-23b8-4996-9ea2-573f4c4d88c5 # ProcCreation type: similar - id: f65e22f9-819e-4f96-9c7b-498364ae7a25 # PS Classic type: similar - id: cacef8fc-9d3d-41f7-956d-455c6e881bc5 # PS ScriptBlock type: similar status: test description: Detects PowerShell module creation where the module Contents are set to "function Get-VMRemoteFXPhysicalVideoAdapter". This could be a sign of potential abuse of the "RemoteFXvGPUDisablement.exe" binary which is known to be vulnerable to module load-order hijacking. references: - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1218/T1218.md - https://github.com/redcanaryco/AtomicTestHarnesses/blob/7e1e4da116801e3d6fcc6bedb207064577e40572/TestHarnesses/T1218_SignedBinaryProxyExecution/InvokeRemoteFXvGPUDisablementCommand.ps1 author: Nasreddine Bencherchali (Nextron Systems), frack113 date: 2021-07-13 modified: 2023-05-09 tags: - attack.stealth - attack.t1218 logsource: product: windows category: ps_module definition: 0ad03ef1-f21b-4a79-8ce8-e6900c54b65b detection: selection: Payload|contains: 'ModuleContents=function Get-VMRemoteFXPhysicalVideoAdapter {' condition: selection falsepositives: - Unknown level: high