CMS or server-side automated backup sequences.
Upload the file to a sandbox like VirusTotal to see if any antivirus engines flag it. 52296.rar
If you suspect this file is malicious or contains sensitive information, I recommend . Instead, you can: CMS or server-side automated backup sequences
Verify where you downloaded or received the file from. I recommend . Instead
Files generated by internal systems or forums.
Could you provide the or its hash (MD5/SHA256) so I can try to find more specific information?