Pb de connection internet

Bonjour,

Petit soucis depuis ma dernière mise à jour de windows 7...j'ai peur d'avoir chopé un virus...démarrage très lent, connection internet impossible en wifi...

Voici mon rapport HiJack:

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 15:29:19, on 24/07/2011
Platform: Unknown Windows (WinNT 6.01.3504)
MSIE: Internet Explorer v9.00 (9.00.8112.16421)
Boot mode: Normal

Running processes:
C:\windows\Explorer.EXE
C:\windows\system32\Dwm.exe
C:\Program Files\Intel\Intel Matrix Storage Manager\IAAnotif.exe
C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
C:\Program Files\Synaptics\SynTP\SynAsusAcpi.exe
C:\Windows\AsScrPro.exe
C:\Windows\System32\igfxtray.exe
C:\Windows\System32\hkcmd.exe
C:\Windows\System32\igfxpers.exe
C:\Program Files\Realtek\Audio\HDA\RtHDVCpl.exe
C:\windows\system32\igfxsrvc.exe
C:\Program Files\Boingo\Boingo Wi-Fi\Boingo Wi-Fi.exe
C:\Program Files\Avira\AntiVir Desktop\avgnt.exe
C:\Windows\System32\oodtray.exe
C:\Program Files\Elaborate Bytes\VirtualCloneDrive\VCDDaemon.exe
C:\Program Files\Common Files\Java\Java Update\jusched.exe
C:\Program Files\Pinnacle\Shared Files\Programs\USBTip\USBTip.exe
C:\Program Files\WIDCOMM\Bluetooth Software\BTTray.exe
C:\Program Files\Synaptics\SynTP\SynTPHelper.exe
C:\windows\system32\SearchFilterHost.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://asus.msn.com
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://asus.msn.com
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://go.microsoft.com/fwlink/?LinkId=69157
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - URLSearchHook: Yahoo! Toolbar avec bloqueur de fenêtres pop-up - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: Yahoo! Toolbar Helper - {02478D38-C3F9-4EFB-9B51-7695ECA05670} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: Adobe PDF Link Helper - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: Windows Live ID Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files\Java\jre6\bin\jp2ssv.dll
O3 - Toolbar: Yahoo! Toolbar avec bloqueur de fenêtres pop-up - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O4 - HKLM\..\Run: [IAAnotif] C:\Program Files\Intel\Intel Matrix Storage Manager\iaanotif.exe
O4 - HKLM\..\Run: [SynTPEnh] %ProgramFiles%\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [SynAsusAcpi] %ProgramFiles%\Synaptics\SynTP\SynAsusAcpi.exe
O4 - HKLM\..\Run: [ASUS Screen Saver Protector] C:\windows\AsScrPro.exe
O4 - HKLM\..\Run: [UCam_Menu] "C:\Program Files\CyberLink\YouCam\MUITransfer\MUIStartMenu.exe" "C:\Program Files\CyberLink\YouCam" UpdateWithCreateOnce "Software\CyberLink\YouCam\2.0"
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 9.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [HotkeyMon] AsusSender.exe C:\Program Files\EeePC\HotkeyService\HotKeyMon.exe
O4 - HKLM\..\Run: [HotkeyService] AsusSender.exe C:\Program Files\EeePC\HotkeyService\HotkeyService.exe
O4 - HKLM\..\Run: [SuperHybridEngine] AsusSender.exe C:\Program Files\EeePC\SHE\SuperHybridEngine.exe
O4 - HKLM\..\Run: [LiveUpdate] AsusSender.exe C:\Program Files\Asus\LiveUpdate\LiveUpdate.exe auto
O4 - HKLM\..\Run: [CapsHook] AsusSender.exe C:\Program Files\EeePC\CapsHook\CapsHook.exe
O4 - HKLM\..\Run: [Eee Docking] C:\Program Files\ASUS\Eee Docking\Eee Docking.exe autorun
O4 - HKLM\..\Run: [IgfxTray] C:\windows\system32\igfxtray.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\windows\system32\hkcmd.exe
O4 - HKLM\..\Run: [Persistence] C:\windows\system32\igfxpers.exe
O4 - HKLM\..\Run: [RtHDVCpl] C:\Program Files\Realtek\Audio\HDA\RtHDVCpl.exe -s
O4 - HKLM\..\Run: [OOBESetup] C:\Program Files\asus\OOBERegBackup\OOBERegBackup.exe /restore -"C:\Program Files\asus\OOBERegBackup\OOBEReg.ini"
O4 - HKLM\..\Run: [Boingo Wi-Fi] "C:\Program Files\Boingo\Boingo Wi-Fi\Boingo.lnk"
O4 - HKLM\..\Run: [ASUSPRP] C:\Program Files\ASUS\APRP\APRP.EXE
O4 - HKLM\..\Run: [avgnt] "C:\Program Files\Avira\AntiVir Desktop\avgnt.exe" /min
O4 - HKLM\..\Run: [OODefragTray] C:\windows\system32\oodtray.exe
O4 - HKLM\..\Run: [VirtualCloneDrive] "C:\Program Files\Elaborate Bytes\VirtualCloneDrive\VCDDaemon.exe" /s
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Common Files\Java\Java Update\jusched.exe"
O4 - HKLM\..\Run: [ASUSWebStorage] C:\Program Files\ASUS\ASUS WebStorage\3.0.84.161\AsusWSPanel.exe /S
O4 - HKLM\..\Run: [USBToolTip] C:\PROGRA~1\Pinnacle\SHARED~1\Programs\USBTip\USBTip.exe
O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files\Windows Live\Messenger\msnmsgr.exe" /background
O4 - HKUS\S-1-5-19\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /autoRun (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-19\..\RunOnce: [mctadmin] C:\Windows\System32\mctadmin.exe (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /autoRun (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-20\..\RunOnce: [mctadmin] C:\Windows\System32\mctadmin.exe (User 'SERVICE RÉSEAU')
O4 - Global Startup: Bluetooth.lnk = ?
O8 - Extra context menu item: Add to Google Photos Screensa&ver - res://C:\windows\system32\GPhotos.scr/200
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office12\EXCEL.EXE/3000
O8 - Extra context menu item: Send image to &Bluetooth Device... - C:\Program Files\WIDCOMM\Bluetooth Software\btsendto_ie_ctx.htm
O8 - Extra context menu item: Send page to &Bluetooth Device... - C:\Program Files\WIDCOMM\Bluetooth Software\btsendto_ie.htm
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\Office12\REFIEBAR.DLL
O9 - Extra button: @C:\Program Files\WIDCOMM\Bluetooth Software\btrez.dll,-4015 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - C:\Program Files\WIDCOMM\Bluetooth Software\btsendto_ie.htm
O9 - Extra 'Tools' menuitem: @C:\Program Files\WIDCOMM\Bluetooth Software\btrez.dll,-12650 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - C:\Program Files\WIDCOMM\Bluetooth Software\btsendto_ie.htm
O10 - Unknown file in Winsock LSP: c:\program files\common files\microsoft shared\windows live\wlidnsp.dll
O10 - Unknown file in Winsock LSP: c:\program files\common files\microsoft shared\windows live\wlidnsp.dll
O11 - Options group: [ACCELERATED_GRAPHICS] Accelerated graphics
O13 - Gopher Prefix:
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\Program Files\Aibelive\Voice Command\Skype4COM.dll
O20 - AppInit_DLLs: C:\windows\system32\nvinit.dll
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: Asus Launcher Service (AsusService) - Unknown owner - C:\Windows\System32\AsusService.exe
O23 - Service: Bluetooth Service (btwdins) - Broadcom Corporation. - C:\Program Files\WIDCOMM\Bluetooth Software\btwdins.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: Intel(R) Matrix Storage Event Monitor (IAANTMON) - Intel Corporation - C:\Program Files\Intel\Intel Matrix Storage Manager\IAANTMon.exe
O23 - Service: NVIDIA Display Driver Service (nvsvc) - NVIDIA Corporation - C:\windows\system32\nvvsvc.exe
O23 - Service: O&O Defrag - O&O Software GmbH - C:\windows\system32\oodag.exe