|You used free tools from Kaspersky: TDSSKiller, and, Kaspersky Virus Removal Tool.|
Kaspersky has its AntiVirus, but it is not free. >>There is a 7 day free trial<<, though, and you may want to take advantage of that for now.:
avast! (free) is very good. Been using it for years.
Retired - Doin' Dis, Dat, and slapping malware.