title: Stored Credentials in Fake Files
id: 692b979c-f747-41dc-ad72-1f11c01b110e
description: Search for accessing of fake files with stored credentials
status: experimental
author: Teymur Kheirkhabarov (idea), Ryan Plas (rule), oscd.community
date: 2020/10/05
references: 
    - https://image.slidesharecdn.com/kheirkhabarovoffzonefinal-181117201458/95/hunting-for-privilege-escalation-in-windows-environment-13-638.jpg
tags:
    - attack.credential_access
    - attack.t1555
logsource:
    product: windows
    service: security
detection:
    selection:
        EventID: 4663
        AccessList|contains: '%%4416'
        ObjectName|endswith:
            - '\%POLICY_ID%\Machine\Preferences\Groups\Groups.xml'
            - '\%FOLDER_NAME%\Unattend.xml'
    condition: selection
fields:
    - EventID
    - AccessList
    - ObjectName
falsepositives:
    - Unknown
level: high