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.
Remote Password Stealer is a commercial spy application that silently records all user passwords and sends the log to a configurable e-mail address. The threat steals Windows, Internet Explorer, instant messenger, e-mail, FTP, dial-up connection and other passwords. The software must be manually installed. It secretly runs on every Windows startup. Remote Password Stealer has a so-called self-destructing feature that allows the person controlling the application remotely uninstall it.
Technical details (How to remove Remote Password Stealer(pop up))