Nasreddine Bencherchali
30 lines
947 B
YAML
30 lines
947 B
YAML
title: File Download Using Notepad++ GUP Utility
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id: 44143844-0631-49ab-97a0-96387d6b2d7c
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status: experimental
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description: Detects execution of the Notepad++ updater (gup) from a process other than Notepad++ to download files.
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references:
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- https://twitter.com/nas_bench/status/1535322182863179776
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author: Nasreddine Bencherchali (Nextron Systems)
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date: 2022/06/10
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modified: 2023/03/02
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tags:
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- attack.command_and_control
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- attack.t1105
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logsource:
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category: process_creation
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product: windows
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detection:
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selection_img:
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- Image|endswith: '\GUP.exe'
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- OriginalFileName: 'gup.exe'
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selection_cli:
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CommandLine|contains|all:
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- ' -unzipTo '
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- 'http'
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filter:
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ParentImage|endswith: '\notepad++.exe'
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condition: all of selection* and not filter
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falsepositives:
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- Other parent processes other than notepad++ using GUP that are not currently identified
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level: high
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