Suspicious Process Enumeration With Get-Process (via ps_script)

This rule detects get the processes that are running on the local computer.

SigmalowWindowsv1
sigma
title: Suspicious Process Enumeration With Get-Process (via ps_script)
id: bd643ca2-5473-57f1-b7bf-3ce735eae632
status: stable
description: This rule detects get the processes that are running on the local computer.
references:
    - https://attack.mitre.org/techniques/T1057/
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1057/T1057.md#atomic-test-3---process-discovery---get-process
    - https://learn.microsoft.com/en-us/powershell/module/microsoft.powershell.management/get-process?view=powershell-7.4
author: Huntrule Team
date: 2026-02-22
tags:
    - attack.discovery
    - attack.t1057
logsource:
    product: windows
    category: ps_script
    definition: 'Requirements: Script Block Logging must be enabled'
detection:
    selection:
        ScriptBlockText|contains: Get-Process
    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.