: The .part3.rar extension confirms this is the third segment of a larger split archive. You cannot open or extract the contents of this file unless you have all other parts (part1, part2, etc.) in the same folder.

: Files with these specific naming patterns are frequently found on: Usenet or private FTP servers.

Because the name is likely a randomized string, there is no public record of its specific contents. However, based on the naming convention,

Since the source is anonymous and the content is hidden, run a virus scan on the archive before attempting to extract it, as obfuscated filenames are occasionally used to mask malicious executables.

(like Mega or Google Drive) where the uploader used an "obfuscator" tool to prevent the service from scanning the file for copyrighted material.