It could be a personal backup or a "split" archive (part of a larger set) where the name is obfuscated for privacy.
If this was an unsolicited email attachment or a "free" version of paid software, it is almost certainly malicious. RDWQPZV rar
Upload the file to VirusTotal to check it against dozens of different antivirus engines simultaneously. It could be a personal backup or a
Cyberattackers often use randomized strings for filenames to bypass basic security filters. If you found this on a suspicious download site, it may contain a Trojan or ransomware. RDWQPZV rar