HackTool - Empire UserAgent URI Combo

 Original Source: [Sigma source]
Title: HackTool - Empire UserAgent URI Combo
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