sigmaDRL-1.1from SigmaHQ/sigma
Tor Client/Browser Execution
Detects the use of Tor or Tor-Browser to connect to onion routing networks
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ATT&CK techniques
Rule sourcerules/windows/process_creation/proc_creation_win_browsers_tor_execution.yml
title: Tor Client/Browser Execution
id: 62f7c9bf-9135-49b2-8aeb-1e54a6ecc13c
status: test
description: Detects the use of Tor or Tor-Browser to connect to onion routing networks
references:
- https://www.logpoint.com/en/blog/detecting-tor-use-with-logpoint/
author: frack113
date: 2022-02-20
modified: 2025-10-27
tags:
- attack.command-and-control
- attack.t1090.003
logsource:
category: process_creation
product: windows
detection:
selection:
- Description: 'Tor Browser'
- Product: 'Tor Browser'
- Image|endswith:
- '\tor.exe'
- '\Tor Browser\Browser\firefox.exe'
condition: selection
falsepositives:
- Unknown
level: high
regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_browsers_tor_execution/info.yml