Do not extract the contents. Compressed archives like .rar or .zip are often used to hide viruses or malware from basic scanners.
Legitimately used for data compression and splitting large files into smaller parts.
Malicious files sometimes use names like 56579.rar.exe to trick users into running an executable while thinking they are just opening a folder.
Experts and users on tech forums generally advise against opening unexpected or oddly named archives.
Hackers frequently use RAR files to deliver "backdoor" programs or steal sensitive data once the user runs an enclosed file. Community Perspectives