Software Downloads
Process Monitors
Password Managers
Startup Managers

To see what is running on your system at start up...

Start Up Managers

Starter by Lion Codestuff will inform you of what programs are attempting to launch when you start up your computer. You may be able to recognise malware from this list and disable it before it starts.

Malwarebytes Startup Lite is a simple, easy to use application that allows you to remove or disable programs before they start up on your computer.