Ai-je un virus sur mon PC ?

Bonjour,

Voici mon log Hijackthis est-ce que quelqu'un aurait la gentillesse de me dire ce que je pourrai dégager ? Merci beaucoup.

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 21:31:08, on 15/07/2011
Platform: Unknown Windows (WinNT 6.01.3504)
MSIE: Internet Explorer v8.00 (8.00.7600.16800)
Boot mode: Normal

Running processes:
C:\Windows\system32\taskhost.exe
C:\Windows\system32\Dwm.exe
C:\Windows\Explorer.EXE
C:\Program Files\Boot Camp\Bootcamp.exe
C:\Program Files\HP\HP Software Update\hpwuschd2.exe
C:\Program Files\Common Files\Java\Java Update\jusched.exe
C:\Program Files\Avira\AntiVir Desktop\avgnt.exe
C:\Program Files\MSN Toolbar\Platform\5.0.1449.0\mswinext.exe
C:\Users\Nicolas\AppData\Roaming\Dropbox\bin\Dropbox.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Program Files\Mozilla Firefox\plugin-container.exe
C:\Windows\system32\wuauclt.exe
C:\Users\Nicolas\Downloads\HiJackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://go.microsoft.com/fwlink/?linkid=54896
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://fr.msn.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://fr.msn.com/
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = *.local
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - URLSearchHook: (no name) - {a65e491f-a436-4952-b49a-b24ed99a0f67} - (no file)
R3 - URLSearchHook: (no name) - {05eeb91a-aef7-4f8a-978f-fb83e7b03f8e} - (no file)
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: Search Helper - {6EBF7485-159F-4bff-A14F-B9E3AAC4465B} - C:\Program Files\Microsoft\Search Enhancement Pack\Search Helper\SEPsearchhelperie.dll
O2 - BHO: Groove GFS Browser Helper - {72853161-30C5-4D22-B7F9-0BBC1D38A37E} - C:\PROGRA~1\MICROS~1\Office14\GROOVEEX.DLL
O2 - BHO: URLRedirectionBHO - {B4F3A835-0E21-4959-BA22-42B3008E02FF} - C:\PROGRA~1\MICROS~1\Office14\URLREDIR.DLL
O2 - BHO: Bing Bar BHO - {d2ce3e00-f94a-4740-988e-03dc2f38c34f} - C:\Program Files\MSN Toolbar\Platform\5.0.1449.0\npwinext.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files\Java\jre6\bin\jp2ssv.dll
O2 - BHO: Microsoft Web Test Recorder 10.0 Helper - {DDA57003-0068-4ed2-9D32-4D1EC707D94D} - C:\Program Files\Microsoft Visual Studio 10.0\Common7\IDE\PrivateAssemblies\Microsoft.VisualStudio.QualityTools.RecorderBarBHO100.dll
O3 - Toolbar: @C:\Program Files\MSN Toolbar\Platform\5.0.1449.0\npwinext.dll,-100 - {8dcb7100-df86-4384-8842-8fa844297b3f} - C:\Program Files\MSN Toolbar\Platform\5.0.1449.0\npwinext.dll
O4 - HKLM\..\Run: [Apple_KbdMgr] C:\Program Files\Boot Camp\Bootcamp.exe
O4 - HKLM\..\Run: [HP Software Update] C:\Program Files\Hp\HP Software Update\HPWuSchd2.exe
O4 - HKLM\..\Run: [VMware Tools] "C:\Program Files\VMware\VMware Tools\VMwareTray.exe"
O4 - HKLM\..\Run: [VMware User Process] "C:\Program Files\VMware\VMware Tools\VMwareUser.exe"
O4 - HKLM\..\Run: [BCSSync] "C:\Program Files\Microsoft Office\Office14\BCSSync.exe" /DelayServices
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Common Files\Java\Java Update\jusched.exe"
O4 - HKLM\..\Run: [Adobe ARM] "C:\Program Files\Common Files\Adobe\ARM\1.0\AdobeARM.exe"
O4 - HKLM\..\Run: [avgnt] "C:\Program Files\Avira\AntiVir Desktop\avgnt.exe" /min
O4 - HKLM\..\Run: [Malwarebytes' Anti-Malware (reboot)] "C:\Program Files\Malwarebytes' Anti-Malware\mbam.exe" /runcleanupscript
O4 - HKLM\..\Run: [Bing Bar] "C:\Program Files\MSN Toolbar\Platform\5.0.1449.0\mswinext.exe"
O4 - HKLM\..\Run: [Microsoft Default Manager] "C:\Program Files\Microsoft\Search Enhancement Pack\Default Manager\DefMgr.exe" -resume
O4 - Startup: Dropbox.lnk = Nicolas\AppData\Roaming\Dropbox\bin\Dropbox.exe
O8 - Extra context menu item: &Envoyer à OneNote - res://C:\PROGRA~1\MICROS~1\Office14\ONBttnIE.dll/105
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~1\Office14\EXCEL.EXE/3000
O9 - Extra button: Envoyer à OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\Program Files\Microsoft Office\Office14\ONBttnIE.dll
O9 - Extra 'Tools' menuitem: &Envoyer à OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\Program Files\Microsoft Office\Office14\ONBttnIE.dll
O9 - Extra button: Notes &liées OneNote - {789FE86F-6FC4-46A1-9849-EDE0DB0C95CA} - C:\Program Files\Microsoft Office\Office14\ONBttnIELinkedNotes.dll
O9 - Extra 'Tools' menuitem: Notes &liées OneNote - {789FE86F-6FC4-46A1-9849-EDE0DB0C95CA} - C:\Program Files\Microsoft Office\Office14\ONBttnIELinkedNotes.dll
O10 - Unknown file in Winsock LSP: c:\program files\vmware\vmware tools\vsock sdk\bin\win32\vsocklib.dll
O10 - Unknown file in Winsock LSP: c:\program files\vmware\vmware tools\vsock sdk\bin\win32\vsocklib.dll
O13 - Gopher Prefix:
O16 - DPF: {E2883E8F-472F-4FB0-9522-AC9BF37916A7} - http://platformdl.adobe.com/NOS/getPlusPlus/1.6/gp.cab
O23 - Service: Adobe Acrobat Update Service (AdobeARMservice) - Adobe Systems Incorporated - C:\Program Files\Common Files\Adobe\ARM\1.0\armsvc.exe
O23 - Service: Avira AntiVir Planificateur (AntiVirSchedulerService) - Avira GmbH - C:\Program Files\Avira\AntiVir Desktop\sched.exe
O23 - Service: Avira AntiVir Guard (AntiVirService) - Avira GmbH - C:\Program Files\Avira\AntiVir Desktop\avguard.exe
O23 - Service: Apache2.2 - Apache Software Foundation - c:\xampp\apache\bin\httpd.exe
O23 - Service: Apple OS Switch Manager (AppleOSSMgr) - Unknown owner - C:\Windows\system32\AppleOSSMgr.exe
O23 - Service: Apple Time Service (AppleTimeSrv) - Apple Inc. - C:\Windows\system32\AppleTimeSrv.exe
O23 - Service: Service Bonjour (Bonjour Service) - Apple Inc. - C:\Program Files\Bonjour\mDNSResponder.exe
O23 - Service: FileZilla Server FTP server (FileZilla Server) - FileZilla Project - c:\xampp\FileZillaFTP\FileZillaServer.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: KMService - Unknown owner - C:\Windows\system32\srvany.exe
O23 - Service: IBM Rational ClearQuest Mail Service (MailService) - IBM Corporation - C:\Program Files\IBM\RationalSDLC\ClearQuest\mailservice.exe
O23 - Service: mysql - Unknown owner - c:\xampp\mysql\bin\mysqld.exe
O23 - Service: NVIDIA Display Driver Service (nvsvc) - NVIDIA Corporation - C:\Windows\system32\nvvsvc.exe
O23 - Service: TP AutoConnect Service (TPAutoConnSvc) - ThinPrint AG - C:\Program Files\VMware\VMware Tools\TPAutoConnSvc.exe
O23 - Service: TP VC Gateway Service (TPVCGateway) - ThinPrint AG - C:\Program Files\VMware\VMware Tools\TPVCGateway.exe
O23 - Service: VMware Tools Service (VMTools) - VMware, Inc. - C:\Program Files\VMware\VMware Tools\vmtoolsd.exe
O23 - Service: Aide de la mise à niveau VMware (VMUpgradeHelper) - VMware, Inc. - C:\Program Files\VMware\VMware Tools\VMUpgradeHelper.exe