mirror of
https://github.com/valitydev/SigmaHQ.git
synced 2024-11-08 02:08:54 +00:00
30 lines
1.2 KiB
YAML
30 lines
1.2 KiB
YAML
title: Windows Registry Persistence COM Search Order Hijacking
|
|
id: a0ff33d8-79e4-4cef-b4f3-9dc4133ccd12
|
|
status: experimental
|
|
description: Detects potential COM object hijacking leveraging the COM Search Order
|
|
references:
|
|
- https://www.cyberbit.com/blog/endpoint-security/com-hijacking-windows-overlooked-security-vulnerability/
|
|
author: Maxime Thiebaut (@0xThiebaut)
|
|
date: 2020/04/14
|
|
tags:
|
|
- attack.persistence
|
|
- attack.t1038
|
|
logsource:
|
|
product: windows
|
|
service: sysmon
|
|
detection:
|
|
selection: # Detect new COM servers in the user hive
|
|
EventID: 13
|
|
TargetObject: 'HKU\\*_Classes\CLSID\\*\InProcServer32\(Default)'
|
|
filter:
|
|
Details: # Exclude privileged directories and observed FPs
|
|
- '%%systemroot%%\system32\\*'
|
|
- '%%systemroot%%\SysWow64\\*'
|
|
- '*\AppData\Local\Microsoft\OneDrive\\*\FileCoAuthLib64.dll'
|
|
- '*\AppData\Local\Microsoft\OneDrive\\*\FileSyncShell64.dll'
|
|
- '*\AppData\Local\Microsoft\TeamsMeetingAddin\\*\Microsoft.Teams.AddinLoader.dll'
|
|
condition: selection and not filter
|
|
falsepositives:
|
|
- Some installed utilities (i.e. OneDrive) may serve new COM objects at user-level
|
|
level: medium
|