So here's my Hijackthis log and I hope you can help me.
Logfile of HijackThis v1.99.1
Scan saved at 19:47:22, on 12.07.2005
Platform: Windows XP SP1 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)
Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\csrss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\System32\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\System32\pctspk.exe
C:\WINDOWS\System32\RunDll32.exe
C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\WINDOWS\System32\ctfmon.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\WINDOWS\System32\alg.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
C:\Program Files\ewido\security suite\ewidoctrl.exe
C:\Program Files\ewido\security suite\ewidoguard.exe
C:\Program Files\Common Files\Microsoft Shared\VS7Debug\mdm.exe
C:\wincmd\WINCMD32.EXE
c:\Trash\antivirus\geeks\HijackThis.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.tportal.hr/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = res://C:\DOCUME~1\Korisnik\LOCALS~1\Temp\se.dll/space.html
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = res://C:\DOCUME~1\Korisnik\LOCALS~1\Temp\se.dll/space.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,SearchAssistant = about:blank
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,HomeOldSP = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,HomeOldSP = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = T-Com Internet Explorer
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {4F00BE85-5ED4-4F6D-81DA-19668C78E097} - C:\WINDOWS\System32\gkok.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O3 - Toolbar: SearchToolbar - {08BEC6AA-49FC-4379-3587-4B21E286C19E} - C:\WINDOWS\System32\rbdtq.dll (file missing)
O4 - HKLM\..\Run: [PCTVOICE] pctspk.exe
O4 - HKLM\..\Run: [Cmaudio] RunDll32 cmicnfg.cpl,CMICtrlWnd
O4 - HKLM\..\Run: [CM-SmWizard] C:\WINDOWS\System\SmWizard.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [ATIPTA] C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [RegKillElbyCheck] "C:\Program Files\Elaborate Bytes\DVD Region Killer\ElbyCheck.exe" /L RegKill
O4 - HKLM\..\Run: [CloneCDTray] "C:\Program Files\SlySoft\CloneCD\CloneCDTray.exe" /s
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\ctfmon.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office10\OSA.EXE
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000
O17 - HKLM\System\CCS\Services\Tcpip\..\{4A9AAD92-426E-4A1C-8AA6-234336158F0E}: NameServer = 69.50.188.180,85.255.112.5
O17 - HKLM\System\CCS\Services\Tcpip\..\{A632945A-3952-4D23-AD27-C49CF2181942}: NameServer = 69.50.188.180 85.255.112.5
O18 - Filter: text/html - {48DDA6E3-29DB-412E-9490-B92111005210} - C:\WINDOWS\System32\gkok.dll
O18 - Filter: text/plain - {48DDA6E3-29DB-412E-9490-B92111005210} - C:\WINDOWS\System32\gkok.dll
O20 - Winlogon Notify: style2 - C:\WINDOWS\q16761093_disk.dll (file missing)
O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINDOWS\System32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
O23 - Service: ewido security suite control - ewido networks - C:\Program Files\ewido\security suite\ewidoctrl.exe
O23 - Service: ewido security suite guard - ewido networks - C:\Program Files\ewido\security suite\ewidoguard.exe