http

/www.techsupportall.com/adware-removal-tool/
Download this .exe file from other device where you can find the internet connection and play it in your PC.
You don't need to update any kind of database in this application; Just run it.
Secondly, What do you mean by Malwarebytes does not open in your machine?
Does it throw some kind of error or appear blank indefinitely?
~Solution: Re-installation might help you.