Suspicious PUA - AdvancedRun Execution (via process_creation)

title: Suspicious PUA - AdvancedRun Execution (via process_creation)
id: 9d07779b-e277-5ae2-a1ad-ed83ec8424d6
status: stable
description: This rule detects the execution of AdvancedRun utility
references:
    - https://attack.mitre.org/techniques/T1059/003/
    - https://attack.mitre.org/techniques/T1134/002/
    - https://attack.mitre.org/techniques/T1564/003/
    - https://twitter.com/splinter_code/status/1483815103279603714
    - https://medium.com/s2wblog/analysis-of-destructive-malware-whispergate-targeting-ukraine-9d5d158f19f3
    - https://www.elastic.co/security-labs/operation-bleeding-bear
    - https://www.winhelponline.com/blog/run-program-as-system-localsystem-account-windows/
author: Huntrule Team
date: 2026-05-20
tags:
    - attack.execution
    - attack.privilege-escalation
    - attack.stealth
    - attack.t1564.003
    - attack.t1134.002
    - attack.t1059.003
logsource:
    product: windows
    category: process_creation
detection:
    selection:
        - OriginalFileName: 'AdvancedRun.exe'
        - CommandLine|contains|all:
              - ' /EXEFilename '
              - ' /Run'
        - CommandLine|contains|all:
              - ' /WindowState 0'
              - ' /RunAs '
              - ' /CommandLine '
    condition: selection
falsepositives:
    - Unknown
level: medium
regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_pua_advancedrun/info.yml