blue-team-tools/rules/windows/process_creation/proc_creation_win_renamed_psexec.yml

title: Renamed PsExec
id: a7a7e0e5-1d57-49df-9c58-9fe5bc0346a2
status: test
description: Detects the execution of a renamed PsExec often used by attackers or malware
author: Florian Roth
references:
  - https://www.trendmicro.com/vinfo/hk-en/security/news/cybercrime-and-digital-threats/megacortex-ransomware-spotted-attacking-enterprise-networks
date: 2019/05/21
modified: 2021/11/27
logsource:
  product: windows
  category: process_creation
detection:
  selection:
    Description: 'Execute processes remotely'
    Product: 'Sysinternals PsExec'
  filter:
    Image|endswith:
      - '\PsExec.exe'
      - '\PsExec64.exe'
  condition: selection and not filter
falsepositives:
  - Software that illegaly integrates PsExec in a renamed form
  - Administrators that have renamed PsExec and no one knows why
level: high
tags:
  - car.2013-05-009
  - attack.defense_evasion
  - attack.t1036.003