39 lines
1.3 KiB
YAML
39 lines
1.3 KiB
YAML
title: Suspicious GUP Usage
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author: Florian Roth
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date: 2019/02/06
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description: Detects execution of the Notepad++ updater in a suspicious directory,
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which is often used in DLL side-loading attacks
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detection:
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SELECTION_1:
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EventID: 1
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SELECTION_2:
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Image: '*\GUP.exe'
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SELECTION_3:
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Image: '*\Users\\*\AppData\Local\Notepad++\updater\GUP.exe'
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SELECTION_4:
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Image: '*\Users\\*\AppData\Roaming\Notepad++\updater\GUP.exe'
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SELECTION_5:
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Image: '*\Program Files\Notepad++\updater\GUP.exe'
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SELECTION_6:
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Image: '*\Program Files (x86)\Notepad++\updater\GUP.exe'
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condition: (SELECTION_1 and SELECTION_2 and not ((SELECTION_3 or SELECTION_4
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or SELECTION_5 or SELECTION_6)))
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falsepositives:
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- Execution of tools named GUP.exe and located in folders different than Notepad++\updater
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id: 0a4f6091-223b-41f6-8743-f322ec84930b
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level: high
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logsource:
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category: process_creation
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product: windows
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modified: 2020/11/09
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references:
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- https://www.fireeye.com/blog/threat-research/2018/09/apt10-targeting-japanese-corporations-using-updated-ttps.html
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status: experimental
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tags:
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- attack.defense_evasion
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- attack.t1574.002
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- attack.t1073
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yml_filename: win_susp_gup.yml
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yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/process_creation
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