Need some help. (adnetserver)

The computer's screwed, and the problem is the highjacker named adnetserver. The thing is that I've done HJT scans, and have removed the threats with HJT, as well as the DLL files using Avenger. However, every time I start the computer, the DLL's rise from the ashes, with some other randomly generated 8character name in my windows/system32 folder. I was therefore wondering if any of you guys knew what I should do to solve this problem.

Here's the fresh HJT log;


Thanks a lot in advance.

~Metris