If you read "What this program does", in the below "Security Tool" removal guide, you'll find that it's what's causing (and inadvertently created) your problems. It's not going to fix anything. Scroll down the page, to where you see "Automated Removal Instructions for Security Tool using Malwarebytes' Anti-Malware". Follow each and every step.

Remove Security Tool and SecurityTool (Uninstall Guide)

Best of luck..