How to guarantee a safe environment for testing malware in VirtualBox

This is just a short tutorial for setting up a safer testing ground in VirtualBox for when you go running computer viruses. Most viruses shouldn&cause problems anyway to the host anyway, but this tutorial is for those ones that may try to "break out" DISCLAIMER: If you fail to follow the instructions properly, and proceed to run something when you shouldn&have, I¬ responsible for any damage that could actually occur to your host PC.