hallo hier sind meine logs wass soll ich fixen?
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 22:53:22, on 20.06.2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
Boot mode: Normal

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:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\Programme\Avira\AntiVir PersonalEdition Classic\sched.exe
C:\Programme\Avira\AntiVir PersonalEdition Classic\avgnt.exe
C:\WINDOWS\system32\RUNDLL32.EXE
C:\Programme\Gemeinsame Dateien\Real\Update_OB\realsched.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programme\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
C:\Programme\DNA\btdna.exe
C:\Programme\Avira\AntiVir PersonalEdition Classic\avguard.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\system32\PnkBstrA.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Programme\Internet Explorer\iexplore.exe
C:\PROGRA~1\MOZILL~1\FIREFOX.EXE
C:\Dokumente und Einstellungen\***\Desktop\HiJackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = NEXON
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page =
R3 - URLSearchHook: Yahoo! Toolbar mit Pop-Up-Blocker - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Programme\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: Yahoo! Toolbar Helper - {02478D38-C3F9-4EFB-9B51-7695ECA05670} - C:\Programme\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: Xena toolbar - {2FF811E6-8925-4084-A649-C159955E67E8} - C:\WINDOWS\system32\ini.dll
O2 - BHO: RealPlayer Download and Record Plugin for Internet Explorer - {3049C3E9-B461-4BC5-8870-4C09146192CA} - C:\Programme\Real\RealPlayer\rpbrowserrecordplugin.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\programme\google\googletoolbar1.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\programme\google\googletoolbar1.dll
O3 - Toolbar: Yahoo! Toolbar mit Pop-Up-Blocker - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Programme\Yahoo!\Companion\Installs\cpn\yt.dll
O4 - HKLM\..\Run: [avgnt] "C:\Programme\Avira\AntiVir PersonalEdition Classic\avgnt.exe" /min
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [Cmaudio] RunDll32 cmicnfg.cpl,CMICtrlWnd
O4 - HKLM\..\Run: [TkBellExe] "C:\Programme\Gemeinsame Dateien\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [RegistryMechanic] C:\Programme\Registry Mechanic\RegMech.exe /QS
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [swg] C:\Programme\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
O4 - HKCU\..\Run: [MsnMsgr] "C:\Programme\Windows Live\Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [BitTorrent DNA] "C:\Programme\DNA\btdna.exe"
O4 - HKCU\..\Run: [NexonPlug] C:\Nexon\NexonPlug\NexonPlug.exe
O4 - HKCU\..\Run: [Fraps] C:\FRAPS\FRAPS.EXE
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'LOKALER DIENST')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'NETZWERKDIENST')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'Default user')
O4 - Global Startup: InterVideo WinCinema Manager.lnk = C:\Programme\InterVideo\Common\Bin\WinCinemaMgr.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: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} (YInstStarter Class) - C:\Programme\Yahoo!\Common\yinsthelper.dll
O17 - HKLM\System\CCS\Services\Tcpip\..\{B70923E2-FA9A-489C-B56F-D423F7CA3538}: NameServer = 213.191.74.11 213.191.92.82
O23 - Service: Avira AntiVir Personal – Free Antivirus Planer (AntiVirScheduler) - Avira GmbH - C:\Programme\Avira\AntiVir PersonalEdition Classic\sched.exe
O23 - Service: Avira AntiVir Personal – Free Antivirus Guard (AntiVirService) - Avira GmbH - C:\Programme\Avira\AntiVir PersonalEdition Classic\avguard.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:\Programme\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: PnkBstrA - Unknown owner - C:\WINDOWS\system32\PnkBstrA.exe
O23 - Service: PC Tools Auxiliary Service (sdAuxService) - PC Tools - C:\Programme\Spyware Doctor\pctsAuxs.exe
O23 - Service: PC Tools Security Service (sdCoreService) - PC Tools - C:\Programme\Spyware Doctor\pctsSvc.exe

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End of file - 5176 bytes

Wo hast Du das hier her?

C:\Nexon\NexonPlug\NexonPlug.exe

Lies die Anleitung für Malwarebytes und poste das Logfile hier.