: If you must inspect a file, use a virtual machine or a service like VirusTotal to analyze the file's behavior in a safe environment.

: Tools like Malwarebytes or Bitdefender can scan archives before they are opened.

: Many such files deploy "infostealers" designed to scrape saved passwords, credit card details, and browser cookies.

Opening a .rar file of unknown origin is a high-risk activity. Once the archive is extracted and the contents are executed, several things can happen: