SigmaHQ/rules/windows/sysmon/sysmon_stickykey_like_backdoor.yml

title: Sticky Key Like Backdoor Usage
description: Detects the usage of a backdoor that uses an option to register a malicious debugger for built-in tools that are accessible in the login screen
references:
    - https://blogs.technet.microsoft.com/jonathantrull/2016/10/03/detecting-sticky-key-backdoors/
author: Florian Roth
date: 2018/03/15
logsource:
    product: windows
    service: sysmon
detection:
    selection:
        EventID: 1
        ParentImage:
            - '*\winlogon.exe'
        CommandLine:
            - '*\cmd.exe sethc.exe *'
            - '*\cmd.exe utilman.exe *'
            - '*\cmd.exe osk.exe *'
    condition: selection
falsepositives:
    - Unlikely
level: critical