SigmaHQ/rules/windows/process_creation/win_susp_gup.yml
2020-10-15 19:30:43 -03:00

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1.0 KiB
YAML

title: Suspicious GUP Usage
id: 0a4f6091-223b-41f6-8743-f322ec84930b
description: Detects execution of the Notepad++ updater in a suspicious directory, which is often used in DLL side-loading attacks
status: experimental
references:
- https://www.fireeye.com/blog/threat-research/2018/09/apt10-targeting-japanese-corporations-using-updated-ttps.html
tags:
- attack.defense_evasion
- attack.t1574.002
- attack.t1073 # an old one
author: Florian Roth
date: 2019/02/06
logsource:
category: process_creation
product: windows
detection:
selection:
Image|endswith: '\GUP.exe'
filter:
Image:
- 'C:\Users\\*\AppData\Local\Notepad++\updater\gup.exe'
- 'C:\Users\\*\AppData\Roaming\Notepad++\updater\gup.exe'
- 'C:\Program Files\Notepad++\updater\gup.exe'
- 'C:\Program Files (x86)\Notepad++\updater\gup.exe'
condition: selection and not filter
falsepositives:
- Execution of tools named GUP.exe and located in folders different than Notepad++\updater
level: high