33 lines
830 B
YAML
33 lines
830 B
YAML
|
|
title: BlueMashroom DLL Load
|
|
ruletype: Sigma
|
|
author: Florian Roth
|
|
date: 2019/10/02
|
|
description: Detects a suspicious DLL loading from AppData Local path as described
|
|
in BlueMashroom report
|
|
detection:
|
|
SELECTION_1:
|
|
EventID: 1
|
|
SELECTION_2:
|
|
CommandLine: '*\AppData\Local\\*'
|
|
SELECTION_3:
|
|
CommandLine: '*\regsvr32*'
|
|
SELECTION_4:
|
|
CommandLine: '*,DllEntry*'
|
|
condition: (SELECTION_1 and SELECTION_2 and (SELECTION_3 or SELECTION_4))
|
|
falsepositives:
|
|
- Unlikely
|
|
id: bd70d3f8-e60e-4d25-89f0-0b5a9cff20e0
|
|
level: critical
|
|
logsource:
|
|
category: process_creation
|
|
product: windows
|
|
modified: 2021/11/27
|
|
references:
|
|
- https://www.virusbulletin.com/conference/vb2019/abstracts/apt-cases-exploiting-vulnerabilities-region-specific-software
|
|
status: test
|
|
tags:
|
|
- attack.defense_evasion
|
|
- attack.t1117
|
|
- attack.t1218.010
|