This toolbar, prodegetoolbar663 by VMN, has been classified as 'Open to debate'. Dr.WebCurit flagged it as adware. You can read more about it here:
http://toolbar.vmn.net/en/privacy.php
If it's not something that you must have, you might consider fixing it with the HijackThis like you've done before.
O2 - BHO: Marty Casey Toolbar - {4E7BD74F-2B8D-469E-BEDC-CC39F0D3F960} - C:\PROGRA~1\PRODEG~1\PRODEG~1.DLL
O3 - Toolbar: Marty Casey Toolbar - {4E7BD74F-2B8D-469E-BEDC-CC39F0D3F960} - C:\Program Files\prodegetoolbar663\prodegetoolbar663.dll .
Before we finish up, as your ISP is in Ukraine, I'd like to make sure the information is correct. Do you live in Ukraine?