SigmaHQ/rules/windows/powershell/powershell_classic_susp_athremotefxvgpudisablementcommand.yml
2021-09-07 13:30:32 +02:00

38 lines
1.3 KiB
YAML

title: Abusable Invoke-ATHRemoteFXvGPUDisablementCommand
id: f65e22f9-819e-4f96-9c7b-498364ae7a25
related:
- id: 38a7625e-b2cb-485d-b83d-aff137d859f4
type: derived
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-classic
definition: fields have to be extract from event
detection:
selection_cmd:
HostApplication|contains: 'Invoke-ATHRemoteFXvGPUDisablementCommand '
selection_opt:
HostApplication|contains:
- '-ModuleName '
- '-ModulePath '
- '-ScriptBlock '
- '-RemoteFXvGPUDisablementFilePath'
condition: selection_cmd and selection_opt
fields:
- ComputerName
- User
- CommandLine
- ParentCommandLine
falsepositives:
- Unknown
level: medium