HackTool - Empire UserAgent URI Combo

Description

Detects user agent and URI paths used by empire agents

Query · sigma

selection:
  c-useragent: Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko
  cs-uri:
  - /admin/get.php
  - /news.php
  - /login/process.php
  cs-method: POST
condition: selection

Known false positives

  • Valid requests with this exact user agent to server scripts of the defined names
Raw source HackTool - Empire UserAgent URI Combo · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: HackTool - Empire UserAgent URI Combo
id: b923f7d6-ac89-4a50-a71a-89fb846b4aa8
status: test
description: Detects user agent and URI paths used by empire agents
references:
    - https://github.com/BC-SECURITY/Empire
author: Florian Roth (Nextron Systems)
date: 2020-07-13
modified: 2024-02-26
tags:
    - attack.command-and-control
    - attack.t1071.001
logsource:
    category: proxy
detection:
    selection:
        c-useragent: 'Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko'
        cs-uri:
            - '/admin/get.php'
            - '/news.php'
            - '/login/process.php'
        cs-method: 'POST'
    condition: selection
falsepositives:
    - Valid requests with this exact user agent to server scripts of the defined names
level: high

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