Detection rules › Sigma
Remote Thread Creation Via PowerShell
Detects the creation of a remote thread from a Powershell process to another process
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Execution |
Telemetry coverage
| Provider | Record / event type |
|---|---|
| Sysmon | Event ID 8: CreateRemoteThread |
Rule body
title: Remote Thread Creation Via PowerShell
id: eeb2e3dc-c1f4-40dd-9bd5-149ee465ad50
related:
- id: 99b97608-3e21-4bfe-8217-2a127c396a0e
type: derived
status: test
description: Detects the creation of a remote thread from a Powershell process to another process
references:
- https://speakerdeck.com/heirhabarov/hunting-for-powershell-abuse
author: Nikita Nazarov, oscd.community
date: 2020-10-06
modified: 2023-11-10
tags:
- attack.execution
- attack.t1059.001
- detection.threat-hunting
logsource:
product: windows
category: create_remote_thread
detection:
selection:
SourceImage|endswith:
- '\powershell.exe'
- '\pwsh.exe'
filter_main_compattelrunner:
SourceParentImage|endswith: ':\Windows\System32\CompatTelRunner.exe'
condition: selection and not 1 of filter_main_*
falsepositives:
- Unknown
level: medium
Stages and Predicates
Stage 0: condition
selection and not 1 of filter_main_*Stage 1: selection
selection:
SourceImage|endswith:
- '\powershell.exe'
- '\pwsh.exe'
Stage 2: not filter_main_compattelrunner
filter_main_compattelrunner:
SourceParentImage|endswith: ':\Windows\System32\CompatTelRunner.exe'
Exclusions
The rule actively suppresses these predicates.
| Field | Kind | Excluded values | Search |
|---|---|---|---|
SourceParentImage | ends_with | :\Windows\System32\CompatTelRunner.exe | excludes:SourceParentImage field:"SourceParentImage" value:":\Windows\System32\CompatTelRunner.exe" |
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
SourceImage | ends_with |
| field:"SourceImage" kind:ends_with |