The file appears to be a compressed archive related to a "Resource Pack" (often shortened to "pack") typically used in games like Minecraft .
: Use a program like 7-Zip or WinRAR to extract the contents. Look for a pack.mcmeta file and a assets folder; if you see any .exe , .jar , or .bat files inside, do not run them . RisikpackPrivatePAID (1).rar
: If it is a Minecraft pack, you typically move the folder into your .minecraft/resourcepacks directory without needing to "run" any software. The file appears to be a compressed archive