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HighSigmaHQSwachchhanda Shrawan Poudel (Nextron Systems)

WinRAR Creating Files in Startup Locations

Detects WinRAR creating files in Windows startup locations, which may indicate an attempt to establish persistence by adding malicious files to the Startup folder. This kind of behaviour has been associated with…

Description

Detects WinRAR creating files in Windows startup locations, which may indicate an attempt to establish persistence by adding malicious files to the Startup folder. This kind of behaviour has been associated with exploitation of WinRAR path traversal vulnerability CVE-2025-6218 or CVE-2025-8088.

Detection logic

Detection requirements

Platform
Windows

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

Log source product
windows
Log source category
file_event

Known benign triggers

  • Unknown

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