WinMount is a software that allows users to mount compressed files as virtual drives. I remember that it's similar to WinRAR but maybe has some unique features. The user is asking for a download of version 315, specifically for both 32 and 64-bit systems. Then there's the mention of Rahim Soft patched. Patching software usually involves modifying it to bypass license checks or add features. I need to consider ethical implications here, as distributing or downloading cracked software is illegal.