What is backburnerserver? It's a hidden process... What is it doing?

I can't work out what it's supposed to do either. Whatever, if you didn't install it it shouldn't be there and needs uninstalling.

As an interim measure try Little Snitch to stop it's outgoing traffic.

Are you running a product called Autodesk Smoke?

There are references to "backburner_Server" in these AutoDesk support articles:

Useful Mac OS X shell commands

Manually uninstalling Autodesk Smoke for Mac OS X