Most "4pc" tools are portable and run via an .exe file within the folder.
If the archive requires a password to extract, antivirus programs often cannot scan the contents, which is a common tactic for hiding malicious scripts. Installation Steps (General)
Do not extract the file immediately. Upload the .rar file to VirusTotal to scan it against 70+ antivirus engines.
If you are looking for legitimate gaming or development tools, it is safer to use verified platforms: