blue-team-tools/rules/windows/sysmon/sysmon_alternate_powershell_hosts_moduleload.yml

title: Alternate PowerShell Hosts Module Load
id: f67f6c57-257d-4919-a416-69cd31f9aac3
description: Detects alternate PowerShell hosts potentially bypassing detections looking for powershell.exe
status: experimental
date: 2019/09/12
modified: 2019/11/10
author: Roberto Rodriguez @Cyb3rWard0g
references:
    - https://github.com/Cyb3rWard0g/ThreatHunter-Playbook/tree/master/playbooks/windows/02_execution/T1086_powershell/alternate_signed_powershell_hosts.md
tags:
    - attack.execution
    - attack.t1086
logsource:
    product: windows
    service: sysmon
detection:
    selection: 
        EventID: 7
        Description: 'system.management.automation'
        ImageLoaded|contains: 'system.management.automation'
    filter:
        Image|endswith: '\powershell.exe'
    condition: selection and not filter
falsepositives:
    - Programs using PowerShell directly without invocation of a dedicated interpreter.
level: high