Quick update on my progress so far.
Launched in Safe Mode (Networked) ran Rkill.exe
Processes terminated by Rkill or while it was running:
Then I attempted to install Malwarebytes but got the following error message:
"This application has failed to start because MSVBVM60.DLL was not found."
I've tried running the reinstall again, I've re-downloaded the install files and tried again - all to no avail.
So then I've tried to download and install:
Having found this thread: http://www.bleepingcomputer.com/forums/topic99401.html
Once this was done I tried re-installing Malwarebytes and get this error:
"vbAccelerator SGrid II Control: Run-time error '0'"
Clicked OK and Malwarebytes still installed and allowed me to run a full scan.
Awaiting results. I will post back with update once completed.