I wouldn't install it right now. It's a weekend so I'm guessing there won't be any meaningful response until Monday at the earliest. I had to uninstall the product & then run the mbam-clean program to get the service completely out. Too bad there is no ability to download a prior version.
Seems to be a major issue according to the posts here. I am having the exact same problem on a Win7Pro(64bit) system w/32G of memory - all of it claimed by Malware