If this is about running OSX, try installing a normal OS (Windows or Ubuntu) on your core 2, and then install Virtualbox, then read this (or read this first):
http://adterrasperaspera.com/blog/20...-in-virtualbox
iDeneb Lite 1.6 is the version I installed on Virtualbox years ago, but I can't remember if those instructions are the ones I used. I just searched for how to install iDeneb on virtualbox. If you do the same you can find a bunch of other results, but that link may be enough to help you.