more than likely it's a toolbar that we can delete the registry entry, uninstall, then delete the folder from program files
Highjackthis Instructions- Make sure you have the LATEST version of HJT (currently v2.0.0.2) it can be downloaded from HERE
- Run the HijackThis Installer and it will automatically place HJT in C:\Program Files\TrendMicro\HijackThis\HijackThis.exe. Please don't change the directory.
- After installing, the program launches automatically, select Scan now and save a log
- After the scan is complete please attach your log onto the forums using the paper clip icon above your reply.