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HighSigmaHQNasreddine Bencherchali (Nextron Systems)

File Download Using Notepad++ GUP Utility

Detects execution of the Notepad++ updater (gup) from a process other than Notepad++ to download files.

Detection logic

Detection requirements

Platform
ESXiLinuxmacOSNetwork DevicesWindows

The rule states no platform. This is derived from the ATT&CK technique it maps to.

Log source product
windows
Log source category
process_creation

Known benign triggers

  • Other parent processes other than notepad++ using GUP that are not currently identified

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