SigmaHQ/rules/windows/registry_event/sysmon_registry_persistence_key_linking.yml

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YAML
Executable File

title: Windows Registry Persistence COM Key Linking
id: 9b0f8a61-91b2-464f-aceb-0527e0a45020
status: experimental
description: Detects COM object hijacking via TreatAs subkey
references:
- https://bohops.com/2018/08/18/abusing-the-com-registry-structure-part-2-loading-techniques-for-evasion-and-persistence/
author: Kutepov Anton, oscd.community
date: 2019/10/23
modified: 2019/11/07
tags:
- attack.persistence
- attack.t1122
logsource:
category: registry_event
product: windows
detection:
selection:
EventType: 'CreateKey' # don't want DeleteKey events
TargetObject: 'HKU\\*_Classes\CLSID\\*\TreatAs'
condition: selection
falsepositives:
- Maybe some system utilities in rare cases use linking keys for backward compability
level: medium