HackTool - Potential CobaltStrike Process Injection — Sigma Rule

Rule metadata and linked tags

Author: Olaf Hartong, Florian Roth (Nextron Systems), Aleksey Potapov, oscd.community. Source status: test; severity: high. Source dates: 2018-11-30 / 2023-05-05.

{
  "product": "windows",
  "category": "create_remote_thread"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 27fe427bbe99e36f44d15b73852e5d1e056c62e2a4ce369b08dbabcec8c4a832

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: HackTool - Potential CobaltStrike Process Injection
id: 6309645e-122d-4c5b-bb2b-22e4f9c2fa42
status: test
description: Detects a potential remote threat creation with certain characteristics which are typical for Cobalt Strike beacons
references:
    - https://medium.com/@olafhartong/cobalt-strike-remote-threads-detection-206372d11d0f
    - https://blog.cobaltstrike.com/2018/04/09/cobalt-strike-3-11-the-snake-that-eats-its-tail/
author: Olaf Hartong, Florian Roth (Nextron Systems), Aleksey Potapov, oscd.community
date: 2018-11-30
modified: 2023-05-05
tags:
    - attack.privilege-escalation
    - attack.stealth
    - attack.t1055.001
logsource:
    product: windows
    category: create_remote_thread
detection:
    selection:
        StartAddress|endswith:
            - '0B80'
            - '0C7C'
            - '0C88'
    condition: selection
falsepositives:
    - Unknown
level: high

Original YAML and metadata in JSON

False positives

• Unknown

Source references

• https://medium.com/@olafhartong/cobalt-strike-remote-threads-detection-206372d11d0f
• https://blog.cobaltstrike.com/2018/04/09/cobalt-strike-3-11-the-snake-that-eats-its-tail/