If you must open it, do so in a "Sandbox" environment or a Virtual Machine (VM) to prevent it from touching your actual operating system.
Before opening the file, upload it to VirusTotal . It checks the file against 70+ antivirus engines. Download isha9 rar
Only download from reputable, well-known websites. Avoid "click-here" buttons on forums or random blog posts. To help you more safely, I would love to know: If you must open it, do so in