(e.g., a game mod, a 3D model, software)? What happens when you try to open it ?
Right-click the file and use your security software (e.g., Windows Defender) to scan it for malware before opening. r_thor00.rar
However, here is a general guide on how to handle and open a .rar file safely. 1. How to Open "r_thor00.rar" a game mod