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.
Metasploit is an open source egg-dropper package which can be used to distribute other Trojans and parasites. SpywareQuake has been known to be distributed via this mechanism. The presence Metasploit on your computer is a serious security vulnerability.
Technical details (How to remove Metasploit(pop up))