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.
Trojan.Small.DBY.DB is created to hijack your PC and open a huge security hole by which large amounts of adware and spyware can be piped to your system. Trojan.Small.DBY.DB will download additional malware to your computer, and may generate large numbers of popup and pop-under adverts. Trojan.Small.DBY.DB is known to propagate via infected emails. On spammed email messages purporting to be electronic greeting cards sent by contacts known to a target user, it includes a link where a copy of Trojan.Small.DBY.DB can be downloaded. Trojan.Small.DBY.DB is a very dangerous threat to the security of your personal and financial data and should be removed immediately.
Technical details (How to remove Trojan.Small.DBY.DB(pop up))