frack113
48baf1187b
update: File Enumeration Via Dir Command - Update logic to use a wildcard in addition, for better accuracy. chore: update multiple rules to use the windash modifier --------- Co-authored-by: nasbench <8741929+nasbench@users.noreply.github.com>
30 lines
1009 B
YAML
30 lines
1009 B
YAML
title: Esentutl Steals Browser Information
|
|
id: 6a69f62d-ce75-4b57-8dce-6351eb55b362
|
|
status: test
|
|
description: One way Qbot steals sensitive information is by extracting browser data from Internet Explorer and Microsoft Edge by using the built-in utility esentutl.exe
|
|
references:
|
|
- https://thedfirreport.com/2022/02/07/qbot-likes-to-move-it-move-it/
|
|
- https://redcanary.com/threat-detection-report/threats/qbot/
|
|
- https://thedfirreport.com/2022/10/31/follina-exploit-leads-to-domain-compromise/
|
|
author: frack113
|
|
date: 2022/02/13
|
|
modified: 2024/03/05
|
|
tags:
|
|
- attack.collection
|
|
- attack.t1005
|
|
logsource:
|
|
category: process_creation
|
|
product: windows
|
|
detection:
|
|
selection_img:
|
|
- Image|endswith: '\esentutl.exe'
|
|
- OriginalFileName: 'esentutl.exe'
|
|
selection_flag:
|
|
CommandLine|contains|windash: '-r'
|
|
selection_webcache:
|
|
CommandLine|contains: '\Windows\WebCache'
|
|
condition: all of selection*
|
|
falsepositives:
|
|
- Legitimate use
|
|
level: medium
|