DustInDark
0cfa806baf
* added ruletype to SIGMA rule #230 * added ruletype to SIGMA rule converter tool #231
37 lines
1.1 KiB
YAML
37 lines
1.1 KiB
YAML
|
|
title: Atbroker Registry Change
|
|
author: Mateusz Wydra, oscd.community
|
|
date: 2020/10/13
|
|
description: Detects creation/modification of Assisitive Technology applications and
|
|
persistence with usage of ATs
|
|
detection:
|
|
SELECTION_1:
|
|
EventID: 12
|
|
SELECTION_2:
|
|
EventID: 13
|
|
SELECTION_3:
|
|
EventID: 14
|
|
SELECTION_4:
|
|
TargetObject: '*Software\Microsoft\Windows NT\CurrentVersion\Accessibility\ATs*'
|
|
SELECTION_5:
|
|
TargetObject: '*Software\Microsoft\Windows NT\CurrentVersion\Accessibility\Configuration*'
|
|
condition: ((SELECTION_1 or SELECTION_2 or SELECTION_3) and (SELECTION_4 or SELECTION_5))
|
|
falsepositives:
|
|
- Creation of non-default, legitimate AT.
|
|
id: 9577edbb-851f-4243-8c91-1d5b50c1a39b
|
|
level: high
|
|
logsource:
|
|
category: registry_event
|
|
product: windows
|
|
modified: 2021/05/24
|
|
references:
|
|
- http://www.hexacorn.com/blog/2016/07/22/beyond-good-ol-run-key-part-42/
|
|
- https://github.com/LOLBAS-Project/LOLBAS/blob/master/yml/OSBinaries/Atbroker.yml
|
|
status: experimental
|
|
tags:
|
|
- attack.defense_evasion
|
|
- attack.t1218
|
|
- attack.persistence
|
|
- attack.t1547
|
|
ruletype: SIGMA
|