Adware:Adware (or spyware) is a small program that is designed to show advertisements (in various form and degrees of intrusiveness) on your computer. It often reports personal information back to its owners. As a result your sense of privacy can be violated.
User Logger is a commercial PC surveillance tool that tracks user activity and takes screenshots. Registered version also records all user keystrokes. User Logger must be manually installed. It runs on every Windows startup and hides its active processes.
Technical details (How to remove User Logger(pop up))