habe ich mir einen trojaner eingehandelt? dringend hilfe

m.baudis

ps neuer HijackThis log:

Logfile of HijackThis v1.99.1
Scan saved at 17:56:12, on 23.03.2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\Programme\Gemeinsame Dateien\Symantec Shared\ccSetMgr.exe
C:\Programme\Gemeinsame Dateien\Symantec Shared\ccEvtMgr.exe
C:\WINDOWS\Explorer.EXE
C:\Programme\Gemeinsame Dateien\Symantec Shared\SPBBC\SPBBCSvc.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Programme\Avira\AntiVir PersonalEdition Classic\avguard.exe
C:\WINDOWS\System32\spool\DRIVERS\W32X86\hpoopm07.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programme\Gemeinsame Dateien\Ahead\Lib\NMBgMonitor.exe
C:\Programme\Avira\AntiVir PersonalEdition Classic\sched.exe
C:\Programme\Orbitdownloader\orbitdm.exe
C:\Programme\Symantec AntiVirus\DefWatch.exe
C:\Programme\Gemeinsame Dateien\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\Programme\Orbitdownloader\orbitnet.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\system32\svchost.exe
C:\Programme\Symantec AntiVirus\Rtvscan.exe
C:\WINDOWS\system32\wuauclt.exe
D:\Programme\Mozilla Firefox\firefox.exe
C:\Dokumente und Einstellungen\Marvin\Desktop\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://go.microsoft.com/fwlink/?LinkId=74005
R3 - URLSearchHook: ICQ Toolbar - {855F3B16-6D32-4fe6-8A56-BBB695989046} - D:\Programme\ICQToolbar\toolbaru.dll
O2 - BHO: btorbit.com - {000123B4-9B42-4900-B3F7-F4B073EFC214} - C:\Programme\Orbitdownloader\orbitcth.dll
O2 - BHO: XTTBPos00 - {055FD26D-3A88-4e15-963D-DC8493744B1D} - D:\Programme\ICQToolbar\toolbaru.dll
O2 - BHO: Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Programme\Gemeinsame Dateien\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O3 - Toolbar: ICQ Toolbar - {855F3B16-6D32-4fe6-8A56-BBB695989046} - D:\Programme\ICQToolbar\toolbaru.dll
O3 - Toolbar: Veoh Browser Plug-in - {D0943516-5076-4020-A3B5-AEFAF26AB263} - C:\Programme\Veoh Networks\Veoh\Plugins\reg\VeohToolbar.dll
O4 - HKLM\..\Run: [HPAIO_PrintFolderMgr] C:\WINDOWS\System32\spool\DRIVERS\W32X86\hpoopm07.exe
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [QuickTime Task] "C:\Programme\QuickTime\qttask.exe" -atboottime
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [BgMonitor_{79662E04-7C6C-4d9f-84C7-88D8A56B10AA}] "C:\Programme\Gemeinsame Dateien\Ahead\Lib\NMBgMonitor.exe"
O4 - Global Startup: Orbit.lnk = C:\Programme\Orbitdownloader\orbitdm.exe
O8 - Extra context menu item: Nach Microsoft &Excel exportieren - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Recherchieren - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: ICQ Lite - {B863453A-26C3-4e1f-A54D-A2CD196348E9} - D:\Programme\ICQLite\ICQLite.exe
O9 - Extra 'Tools' menuitem: ICQ Lite - {B863453A-26C3-4e1f-A54D-A2CD196348E9} - D:\Programme\ICQLite\ICQLite.exe
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Programme\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Programme\Messenger\msmsgs.exe
O16 - DPF: {54BE6B6F-3056-470B-97E1-BB92E051B6C4} (DeviceEnum Class) - http://h20264.www2.hp.com/ediags/dd/install/HPDriverDiagnosticsxp2k.cab
O16 - DPF: {67DABFBF-D0AB-41FA-9C46-CC0F21721616} - http://download.divx.com/player/DivXBrowserPlugin.cab
O20 - Winlogon Notify: NavLogon - C:\WINDOWS\system32\NavLogon.dll
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll
O23 - Service: AntiVir PersonalEdition Classic Planer (AntiVirScheduler) - Avira GmbH - C:\Programme\Avira\AntiVir PersonalEdition Classic\sched.exe
O23 - Service: AntiVir PersonalEdition Classic Guard (AntiVirService) - Avira GmbH - C:\Programme\Avira\AntiVir PersonalEdition Classic\avguard.exe
O23 - Service: Symantec Event Manager (ccEvtMgr) - Symantec Corporation - C:\Programme\Gemeinsame Dateien\Symantec Shared\ccEvtMgr.exe
O23 - Service: Symantec Settings Manager (ccSetMgr) - Symantec Corporation - C:\Programme\Gemeinsame Dateien\Symantec Shared\ccSetMgr.exe
O23 - Service: Symantec AntiVirus Definition Watcher (DefWatch) - Symantec Corporation - C:\Programme\Symantec AntiVirus\DefWatch.exe
O23 - Service: Google Desktop Manager 5.7.802.22438 (GoogleDesktopManager-022208-143751) - Google - C:\Programme\Google\Google Desktop Search\GoogleDesktop.exe
O23 - Service: LiveUpdate - Symantec Corporation - C:\PROGRA~1\Symantec\LIVEUP~1\LUCOMS~1.EXE
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: SAVRoam (SavRoam) - symantec - C:\Programme\Symantec AntiVirus\SavRoam.exe
O23 - Service: Symantec Network Drivers Service (SNDSrvc) - Symantec Corporation - C:\Programme\Gemeinsame Dateien\Symantec Shared\SNDSrvc.exe
O23 - Service: Symantec SPBBCSvc (SPBBCSvc) - Symantec Corporation - C:\Programme\Gemeinsame Dateien\Symantec Shared\SPBBC\SPBBCSvc.exe
O23 - Service: Symantec AntiVirus - Symantec Corporation - C:\Programme\Symantec AntiVirus\Rtvscan.exe