Detectionhightest

HackTool - Certify Execution

Detects Certify a tool for Active Directory certificate abuse based on PE metadata characteristics and common command line arguments.

Convert In Phoenix Studio

Open this Sigma rule in the converter with the YAML preloaded and ready for backend selection.

Launch
Martin MuellerCreated Mon Apr 17Updated Tue Apr 25762f2482-ff21-4970-8939-0aa317a886bbwindows
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation

Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.

Detection Logic
Detection Logic3 selectors
detection:
    selection_img:
        - Image|endswith: '\Certify.exe'
        - OriginalFileName: 'Certify.exe'
        - Description|contains: 'Certify'
    selection_cli_commands:
        CommandLine|contains:
            - '.exe cas '
            - '.exe find '
            - '.exe pkiobjects '
            - '.exe request '
            - '.exe download '
    selection_cli_options:
        CommandLine|contains:
            - ' /vulnerable'
            - ' /template:'
            - ' /altname:'
            - ' /domain:'
            - ' /path:'
            - ' /ca:'
    condition: selection_img or all of selection_cli_*
False Positives
Unknown

False positive likelihood has not been assessed. Additional context may be needed during triage.

Rule Metadata
Rule ID
762f2482-ff21-4970-8939-0aa317a886bb
Status
test
Level
high
Type
Detection
Created
Mon Apr 17
Modified
Tue Apr 25
Path
rules/windows/process_creation/proc_creation_win_hktl_certify.yml
Raw Tags
attack.discoveryattack.credential-accessattack.t1649
View on GitHub