Possible New Service Creation Via PowerShell (via process_creation)

This rule detects the creation of a new service using powershell.

SigmalowWindowsv1
sigma
title: Possible New Service Creation Via PowerShell (via process_creation)
id: 56cda383-52fa-5620-b059-9962020754e0
status: stable
description: This rule detects the creation of a new service using powershell.
references:
    - https://attack.mitre.org/techniques/T1543/003/
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1543.003/T1543.003.md
author: Huntrule Team
date: 2026-02-01
tags:
    - attack.persistence
    - attack.privilege-escalation
    - attack.t1543.003
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        CommandLine|contains|all:
            - 'New-Service'
            - '-BinaryPathName'
    condition: selection
falsepositives:
    - Unknown
level: low

Known false positives

  • Unknown

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.