For years, 7-Zip has been a staple tool for anyone needing to squeeze large files or secure sensitive data with encryption. However, recent reports from security researchers and users highlight a dangerous new threat: distributing malware that can turn your PC into a tool for cybercriminals.
This malware turns your computer into an open proxy relay . Attackers can route their own internet traffic through your IP address, potentially linking you to illegal activities they perform online. caution.7z
Here is what you need to know to keep your system safe while using .7z archives. The Big Warning: Avoid "7zip.com" For years, 7-Zip has been a staple tool
The most critical takeaway for 2026 is that the website is malicious. While it looks legitimate and provides a functional version of 7-Zip, the installer is "trojanized". Attackers can route their own internet traffic through
It silently installs a Trojan (such as uphero.exe or hero.exe ) that runs as a background Windows service.
The 7-Zip Safety Guide: Why "7zip.com" is a Major Security Risk