mirror of
https://github.com/valitydev/SigmaHQ.git
synced 2024-11-08 18:23:52 +00:00
33 lines
1.5 KiB
YAML
33 lines
1.5 KiB
YAML
title: Ke3chang Registry Key Modifications
|
|
id: 7b544661-69fc-419f-9a59-82ccc328f205
|
|
status: experimental
|
|
description: Detects Registry modifcations performaed by Ke3chang malware in campaigns running in 2019 and 2020
|
|
references:
|
|
- https://www.verfassungsschutz.de/embed/broschuere-2020-06-bfv-cyber-brief-2020-01.pdf
|
|
- https://unit42.paloaltonetworks.com/operation-ke3chang-resurfaces-with-new-tidepool-malware/
|
|
tags:
|
|
- attack.g0004
|
|
- attack.defense_evasion
|
|
- attack.t1089 # an old one
|
|
- attack.t1562.001
|
|
author: Markus Neis, Swisscom
|
|
date: 2020/06/18
|
|
logsource:
|
|
category: process_creation
|
|
product: windows
|
|
detection:
|
|
selection1:
|
|
# Ke3chang and TidePool both modify the IEHarden registry key, as well as the following list of keys.
|
|
# Setting these registry keys is unique to the Ke3chang and TidePool malware families.
|
|
# HKCU\Software\Microsoft\Internet Explorer\Main\Check_Associations
|
|
# HKCU\Software\Microsoft\Internet Explorer\Main\DisableFirstRunCustomize
|
|
# HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IEharden
|
|
CommandLine|contains:
|
|
- '-Property DWORD -name DisableFirstRunCustomize -value 2 -Force'
|
|
- '-Property String -name Check_Associations -value'
|
|
- '-Property DWORD -name IEHarden -value 0 -Force'
|
|
condition: selection1
|
|
falsepositives:
|
|
- Will need to be looked for combinations of those processes
|
|
level: critical
|