More recent vulnerabilities involve directory traversal, where opening an archive can silently drop malicious payloads into sensitive folders like the Windows Startup menu. Safety Recommendations If you have encountered this file:

The file utilizes Windows Management Instrumentation (WMI) for execution and defense evasion, a common tactic for persistent threats. Malicious Activities:

Security assessments, such as those from Joe Sandbox , highlight several critical behaviors and risks associated with this file:

A high-severity bug (7.8 CVSS score) allowed remote code execution if a user simply opened a crafted RAR file.

Use a reputable tool like Avast or AVG to perform a full system check. CVE-2025-6218-WinRAR-Directory-Traversal-RCE - GitHub

Ensure you are using the latest version (at least version 6.23 or newer) to patch critical security gaps.

While 22056.rar is a specific malicious sample, the broader use of RAR files for attacks often exploits known vulnerabilities in WinRAR .