frack113
31 lines
916 B
YAML
31 lines
916 B
YAML
title: Windows Spooler Service Suspicious Binary Load
|
|
id: 02fb90de-c321-4e63-a6b9-25f4b03dfd14
|
|
status: experimental
|
|
description: Detect DLL Load from Spooler Service backup folder
|
|
references:
|
|
- https://github.com/hhlxf/PrintNightmare
|
|
- https://github.com/ly4k/SpoolFool
|
|
author: FPT.EagleEye, Thomas Patzke (improvements)
|
|
date: 2021/06/29
|
|
modified: 2022/02/09
|
|
logsource:
|
|
category: image_load
|
|
product: windows
|
|
detection:
|
|
selection:
|
|
Image|endswith: 'spoolsv.exe'
|
|
ImageLoaded|contains:
|
|
- '\Windows\System32\spool\drivers\x64\3\'
|
|
- '\Windows\System32\spool\drivers\x64\4\'
|
|
ImageLoaded|endswith: '.dll'
|
|
condition: selection
|
|
falsepositives:
|
|
- Loading of legitimate driver
|
|
level: informational
|
|
tags:
|
|
- attack.persistence
|
|
- attack.defense_evasion
|
|
- attack.privilege_escalation
|
|
- attack.t1574
|
|
- cve.2021.1675
|
|
- cve.2021.34527 |