EF Process Manager Portable

What the Process Manager is and what you can do with it: you can easily see what's happening behind the desktop; which processes are running on your computer; you can see all modules which are loaded, or only those used by a particular process; you're the master: Process Manager lets you close normally or kill any running process; register and unregister modules; complete information about process and modules; see Windows error codes; consult environment variables; search for modules on the disk; export the information for further use in Excel.

So, with one quick look you can see that Process Manager is the tool you're looking for a long time, it shows you the backstage of your computer, it lets you control things.