If you must see what is inside, open the archive within a virtual machine or a "sandbox" environment to prevent any potential scripts from reaching your actual operating system. Technical Details of RAR Files
Generic names like "SPECIAL" or "PACK" are frequently used on file-sharing sites to mask malware or "PUPs" (Potentially Unwanted Programs). How to Safely Handle This File SPECIAL1240_PACK5.rar
You will need a utility like WinRAR , 7-Zip , or PeaZip to view or extract the contents. If you must see what is inside, open