Could you provide more on where you encountered this file or what you believe it contains?

Generally, a file ending in is a Roshal Archive file, which is a compressed folder used to store multiple files in a smaller size for easier sharing.

: Always use updated antivirus software like Avast or Windows Defender to scan the archive before extracting its contents.

: If you found this file on a public forum or received it from an unknown source, do not open it. Compressed archives are often used to hide malware or viruses.