Once the file is on your computer, with your local antivirus (like Windows Defender or Malwarebytes) before attempting to open or extract it.

: A free, open-source, and safe utility for extracting .rar files.

Don't click the link yet. Copy the URL of the download page and paste it into a reputable online scanner:

: The official (though paid/trialware) software for this format. Step 5: Post-Download Scan

Do you have the where this file is hosted so I can help you determine if the site itself is known for hosting safe content?