Hey Leute, hab da en Problem. Mein PC hängt sich immer wieder auf, aber nur wenn ich im Internet bin. Kann mir da vielleicht jemand helfen?

System:
Windows XP Home Edition (Version 2002, sp2)
Intel Pentium 4, 3.00 GHz
1,50 GB RAM

Logfile of HijackThis v1.99.1
Scan saved at 17:42:42, on 16.11.2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16512)

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\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\Programme\TGTSoft\StyleXP\StyleXPService.exe
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Programme\AntiVir PersonalEdition Classic\sched.exe
C:\Programme\AntiVir PersonalEdition Classic\avguard.exe
C:\Programme\Grisoft\AVG Anti-Spyware 7.5\guard.exe
C:\WINDOWS\System32\LckFldService.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\Programme\Gemeinsame Dateien\LightScribe\LSSrvc.exe
C:\Programme\Gemeinsame Dateien\Microsoft Shared\VS7Debug\mdm.exe
C:\WINDOWS\Explorer.EXE
C:\Programme\AntiVir PersonalEdition Classic\avgnt.exe
C:\Programme\Winamp\winampa.exe
C:\Programme\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\WINDOWS\tppaldr.exe
C:\WINDOWS\system32\wscntfy.exe
C:\Programme\Java\jre1.6.0_02\bin\jusched.exe
C:\Programme\Gemeinsame Dateien\Real\Update_OB\realsched.exe
C:\Programme\Zone Labs\ZoneAlarm\zlclient.exe
C:\Programme\D-Link\Air USB Utility\AirCFG.exe
C:\Programme\ANI\ANIWZCS2 Service\WZCSLDR2.exe
C:\Programme\ATI Technologies\ATI.ACE\cli.exe
C:\WINDOWS\CTHELPER.EXE
C:\WINDOWS\system32\ctfmon.exe
C:\Programme\Eraser\eraser.exe
C:\Programme\TGTSoft\StyleXP\StyleXP.exe
C:\Programme\Mozilla Firefox\firefox.exe
C:\Programme\Java\jre1.6.0_02\bin\jucheck.exe
D:\Programme\Hijackthis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = h**p://g.msn.de/0SEDEDE/SAOS01?FORM=TOOLBR
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = h**p://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = h**p://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = h**p://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = h**p://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = h**p://g.msn.de/0SEDEDE/SAOS01?FORM=TOOLBR
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Microsoft Internet Explorer
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = 71.207.48.66:2392

O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Programme\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Programme\Java\jre1.6.0_02\bin\ssv.dll
O4 - HKLM\..\Run: [avgnt] "C:\Programme\AntiVir PersonalEdition Classic\avgnt.exe" /min
O4 - HKLM\..\Run: [WinampAgent] C:\Programme\Winamp\winampa.exe
O4 - HKLM\..\Run: [ATIPTA] C:\Programme\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Programme\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [JBMSystrayUtility] UsbJbm.exe
O4 - HKLM\..\Run: [TPP Auto Loader] C:\WINDOWS\tppaldr.exe
O4 - HKLM\..\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Programme\Java\jre1.6.0_02\bin\jusched.exe"
O4 - HKLM\..\Run: [TkBellExe] "C:\Programme\Gemeinsame Dateien\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [ZoneAlarm Client] "C:\Programme\Zone Labs\ZoneAlarm\zlclient.exe"
O4 - HKLM\..\Run: [D-Link Air USB Utility] C:\Programme\D-Link\Air USB Utility\AirCFG.exe
O4 - HKLM\..\Run: [ANIWZCS2Service] C:\Programme\ANI\ANIWZCS2 Service\WZCSLDR2.exe
O4 - HKLM\..\Run: [ATICCC] "C:\Programme\ATI Technologies\ATI.ACE\cli.exe" runtime -Delay
O4 - HKLM\..\Run: [CTHelper] CTHELPER.EXE
O4 - HKLM\..\Run: [CTxfiHlp] CTXFIHLP.EXE
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [NBJ] "C:\Programme\Ahead\Nero BackItUp\NBJ.exe"
O4 - HKCU\..\Run: [Eraser] C:\Programme\Eraser\eraser.exe -hide
O4 - HKCU\..\Run: [STYLEXP] C:\Programme\TGTSoft\StyleXP\StyleXP.exe -Hide
O9 - Extra button: ICQ6 - {E59EB121-F339-4851-A3BA-FE49C35617C2} - C:\Programme\ICQ6\ICQ.exe
O9 - Extra 'Tools' menuitem: ICQ6 - {E59EB121-F339-4851-A3BA-FE49C35617C2} - C:\Programme\ICQ6\ICQ.exe
O11 - Options group: [INTERNATIONAL] International*
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\GEMEIN~1\Skype\SKYPE4~1.DLL
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll
O23 - Service: AntiVir Scheduler (AntiVirScheduler) - Avira GmbH - C:\Programme\AntiVir PersonalEdition Classic\sched.exe
O23 - Service: AntiVir PersonalEdition Classic Service (AntiVirService) - Avira GmbH - C:\Programme\AntiVir PersonalEdition Classic\avguard.exe
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: AVG Anti-Spyware Guard - GRISOFT s.r.o. - C:\Programme\Grisoft\AVG Anti-Spyware 7.5\guard.exe
O23 - Service: LckFldService - Unknown owner - C:\WINDOWS\System32\LckFldService.exe
O23 - Service: LightScribeService Direct Disc Labeling Service (LightScribeService) - Unknown owner - C:\Programme\Gemeinsame Dateien\LightScribe\LSSrvc.exe
O23 - Service: StyleXPService - Unknown owner - C:\Programme\TGTSoft\StyleXP\StyleXPService.exe
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZoneLabs\vsmon.exe

Hat denn gar keiner ne Idee