PUA - Process Hacker Execution

 Original Source: [Sigma source]
Title: PUA - Process Hacker Execution
Status: test
Description:Detects the execution of Process Hacker based on binary metadata information (Image, Hash, Imphash, etc). Process Hacker is a tool to view and manipulate processes, kernel options and other low level options. Threat actors abused older vulnerable versions to manipulate system processes.
References:
  -https://processhacker.sourceforge.io/
  -https://www.crowdstrike.com/blog/falcon-overwatch-report-finds-increase-in-ecrime/
Author: Florian Roth (Nextron Systems)
Date: 2022-10-10
modified:2024-11-23
Tags:
  • -'attack.discovery'
  • -'attack.persistence'
  • -'attack.privilege-escalation'
  • -'attack.stealth'
  • -'attack.t1622'
  • -'attack.t1564'
  • -'attack.t1543'
Logsource:
  • category: process_creation
  • product: windows
Detection:
  selection:
Image|contains:'\ProcessHacker_' Image|endswith:'\ProcessHacker.exe'     - OriginalFileName:
      - 'ProcessHacker.exe'
      - 'Process Hacker'
Description:'Process Hacker' Product:'Process Hacker'     - Hashes|contains:
      - 'MD5=68F9B52895F4D34E74112F3129B3B00D'
      - 'MD5=B365AF317AE730A67C936F21432B9C71'
      - 'SHA1=A0BDFAC3CE1880B32FF9B696458327CE352E3B1D'
      - 'SHA1=C5E2018BF7C0F314FED4FD7FE7E69FA2E648359E'
      - 'SHA256=D4A0FE56316A2C45B9BA9AC1005363309A3EDC7ACF9E4DF64D326A0FF273E80F'
      - 'SHA256=BD2C2CF0631D881ED382817AFCCE2B093F4E412FFB170A719E2762F250ABFEA4'
      - 'IMPHASH=3695333C60DEDECDCAFF1590409AA462'
      - 'IMPHASH=04DE0AD9C37EB7BD52043D2ECAC958DF'
  condition:selection
Falsepositives:
  -While sometimes 'Process Hacker is used by legitimate administrators, the execution of Process Hacker must be investigated and allowed on a case by case basis
Level: medium