How WSE_Topilka Virus Attacks Your PC?
It is a common thing that WSE_Topilka virus can enter into the target computers by be packing with other freeware, third-party programs, and this program can add attachments to the spam email or infected websites, or links. Once install other free software online, your computer is easily to pick up this malware. And then other freeware or shareware will come up with this program. You can see that, lots of unknown additions appear on your system, such as Toolbar, Manager, browser add-on, browser helper object (BHO) and browser extension. So you have to be more careful if you want to keep avoiding WSE_Topilka virus.
