Yes that is a trojan
What anti-virus program are you running?
You should:
Disable System Restore
Update the virus definitions.
Disconnect from the Internet.
Restart the computer in Safe mode or VGA mode.
Unregister the browser helper object.
Remove any registry keys that may have been added.
Run a full system scan and delete all the files detected
Clear the Temporary Internet Files folder, if required
Download Adaware & Spybot Search & Destroy
Download Hijack This from:
http://www.majorgeeks.com/download3155.html
Post your log in this thread so someone can take a look at it and help remove the trojan
