Win32 rootkit gen

Bonjour,
j'ai un message de avast chaque fois que je mets une peripherie usb
win32 rootkit.gen
voici le rapport pouvez vous m'aider:
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 12:43:58, on 2010-01-10
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP3 (6.00.2900.5512)
Boot mode: Normal

Running processes:
C:\WINDOWS.0\System32\smss.exe
C:\WINDOWS.0\system32\winlogon.exe
C:\WINDOWS.0\system32\services.exe
C:\WINDOWS.0\system32\lsass.exe
C:\WINDOWS.0\system32\svchost.exe
C:\WINDOWS.0\System32\svchost.exe
C:\WINDOWS.0\system32\svchost.exe
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS.0\system32\spoolsv.exe
C:\WINDOWS.0\System32\GEARSec.exe
C:\Program Files\Java\jre6\bin\jqs.exe
C:\Program Files\Symantec\Norton Ghost\Agent\PQV2iSvc.exe
C:\WINDOWS.0\system32\HPZipm12.exe
C:\WINDOWS.0\system32\svchost.exe
C:\Documents and Settings\All Users.WINDOWS.0\Application Data\Wyeke\wyeke131.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS.0\Explorer.EXE
C:\Program Files\Wyeke\wyeke.exe
C:\Program Files\Creative\SBAudigy\Surround Mixer\CTSysVol.exe
C:\WINDOWS.0\system32\Rundll32.exe
C:\Program Files\HP\HP Software Update\HPWuSchd2.exe
C:\Program Files\Microsoft Office\Office12\GrooveMonitor.exe
C:\Program Files\Symantec\Norton Ghost\Agent\GhostTray.exe
C:\WINDOWS.0\system32\LVCOMSX.EXE
C:\Program Files\Logitech\Video\LogiTray.exe
C:\Program Files\Musicmatch\Musicmatch Jukebox\mm_tray.exe
C:\Program Files\Musicmatch\Musicmatch Jukebox\mmtask.exe
C:\WINDOWS.0\system32\ICO.EXE
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Program Files\Java\jre6\bin\jusched.exe
C:\Program Files\Fichiers communs\InstallShield\UpdateService\issch.exe
C:\WINDOWS.0\system32\ctfmon.exe
C:\Program Files\Fichiers communs\Ahead\lib\NMBgMonitor.exe
C:\Program Files\Electronic Arts\EADM\Core.exe
C:\Program Files\Logitech\Video\FxSvr2.exe
C:\Program Files\DAEMON Tools Lite\daemon.exe
C:\Program Files\HP\Digital Imaging\bin\hpqtra08.exe
C:\Program Files\HP\Digital Imaging\bin\hpqimzone.exe
C:\Program Files\HP\Digital Imaging\bin\hpqnrs08.exe
C:\Program Files\HP\Digital Imaging\bin\hpqSTE08.exe
C:\WINDOWS.0\system32\HPZinw12.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://search.msn.fr/spbasic.htm
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://fr.msn.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Windows Internet Explorer
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = localhost
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O1 - Hosts: HP976CE4 HP0018FE976CE4
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - (no file)
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: Groove GFS Browser Helper - {72853161-30C5-4D22-B7F9-0BBC1D38A37E} - C:\PROGRA~1\MICROS~2\Office12\GRA8E1~1.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: JQSIEStartDetectorImpl - {E7E6F031-17CE-4C07-BC86-EABFE594F69C} - C:\Program Files\Java\jre6\lib\deploy\jqs\ie\jqs_plugin.dll
O4 - HKLM\..\Run: [CTSysVol] C:\Program Files\Creative\SBAudigy\Surround Mixer\CTSysVol.exe /r
O4 - HKLM\..\Run: [P17Helper] Rundll32 P17.dll,P17Helper
O4 - HKLM\..\Run: [UpdReg] C:\WINDOWS.0\UpdReg.EXE
O4 - HKLM\..\Run: [HP Software Update] C:\Program Files\HP\HP Software Update\HPWuSchd2.exe
O4 - HKLM\..\Run: [GrooveMonitor] "C:\Program Files\Microsoft Office\Office12\GrooveMonitor.exe"
O4 - HKLM\..\Run: [Norton Ghost 9.0] C:\Program Files\Symantec\Norton Ghost\Agent\GhostTray.exe
O4 - HKLM\..\Run: [LVCOMSX] C:\WINDOWS.0\system32\LVCOMSX.EXE
O4 - HKLM\..\Run: [LogitechVideoRepair] C:\Program Files\Logitech\Video\ISStart.exe
O4 - HKLM\..\Run: [LogitechVideoTray] C:\Program Files\Logitech\Video\LogiTray.exe
O4 - HKLM\..\Run: [MMTray] "C:\Program Files\Musicmatch\Musicmatch Jukebox\mm_tray.exe"
O4 - HKLM\..\Run: [mmtask] "C:\Program Files\Musicmatch\Musicmatch Jukebox\mmtask.exe"
O4 - HKLM\..\Run: [Mouse Suite 98 Daemon] ICO.EXE
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\QTTask.exe" -atboottime
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 9.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre6\bin\jusched.exe"
O4 - HKLM\..\Run: [ISUSPM Startup] C:\PROGRA~1\FICHIE~1\INSTAL~1\UPDATE~1\ISUSPM.exe -startup
O4 - HKLM\..\Run: [ISUSScheduler] "C:\Program Files\Fichiers communs\InstallShield\UpdateService\issch.exe" -start
O4 - HKLM\..\Run: [SSBkgdUpdate] "C:\Program Files\Fichiers communs\Scansoft Shared\SSBkgdUpdate\SSBkgdupdate.exe" -Embedding -boot
O4 - HKLM\..\Run: [DNS7reminder] "C:\Program Files\Nuance\NaturallySpeaking10\Ereg\Ereg.exe" -r "C:\Documents and Settings\All Users.WINDOWS.0\Application Data\Nuance\NaturallySpeaking10\Ereg.ini
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS.0\system32\NeroCheck.exe
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS.0\system32\ctfmon.exe
O4 - HKCU\..\Run: [BgMonitor_{79662E04-7C6C-4d9f-84C7-88D8A56B10AA}] "C:\Program Files\Fichiers communs\Ahead\lib\NMBgMonitor.exe"
O4 - HKCU\..\Run: [EA Core] "C:\Program Files\Electronic Arts\EADM\Core.exe" -silent
O4 - HKCU\..\Run: [DriverUpdaterPro] C:\Program Files\iXi Tools\Driver Updater Pro\DriverUpdaterPro.exe -t
O4 - HKCU\..\Run: [LogitechSoftwareUpdate] "C:\Program Files\Logitech\Video\ManifestEngine.exe" boot
O4 - HKCU\..\Run: [DAEMON Tools Lite] "C:\Program Files\DAEMON Tools Lite\daemon.exe" -autorun
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS.0\system32\CTFMON.EXE (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS.0\system32\CTFMON.EXE (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS.0\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS.0\system32\CTFMON.EXE (User 'Default user')
O4 - Global Startup: Démarrage rapide de HP Photosmart Premier.lnk = C:\Program Files\HP\Digital Imaging\bin\hpqthb08.exe
O4 - Global Startup: HP Digital Imaging Monitor.lnk = C:\Program Files\HP\Digital Imaging\bin\hpqtra08.exe
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office12\EXCEL.EXE/3000
O9 - Extra button: Envoyer à OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\PROGRA~1\MICROS~2\Office12\ONBttnIE.dll
O9 - Extra 'Tools' menuitem: &Envoyer à OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\PROGRA~1\MICROS~2\Office12\ONBttnIE.dll
O9 - Extra button: (no name) - {53F6FCCD-9E22-4d71-86EA-6E43136192AB} - (no file)
O9 - Extra button: (no name) - {925DAB62-F9AC-4221-806A-057BFB1014AA} - (no file)
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\Office12\REFIEBAR.DLL
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS.0\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS.0\Network Diagnostic\xpnetdiag.exe
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O18 - Protocol: grooveLocalGWS - {88FED34C-F0CA-4636-A375-3CB6248B04CD} - C:\PROGRA~1\MICROS~2\Office12\GR99D3~1.DLL
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
O23 - Service: avast! Web Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
O23 - Service: GEARSecurity - GEAR Software - C:\WINDOWS.0\System32\GEARSec.exe
O23 - Service: HP Port Resolver - Hewlett-Packard Company - C:\WINDOWS.0\system32\spool\drivers\w32x86\3\HPBPRO.EXE
O23 - Service: HP Status Server - Hewlett-Packard Company - C:\WINDOWS.0\system32\spool\drivers\w32x86\3\HPBOID.EXE
O23 - Service: Java Quick Starter (JavaQuickStarterService) - Sun Microsystems, Inc. - C:\Program Files\Java\jre6\bin\jqs.exe
O23 - Service: LiveUpdate - Symantec Corporation - C:\Program Files\Symantec\LiveUpdate\LuComServer_3_4.EXE
O23 - Service: Norton Ghost - Symantec Corporation - C:\Program Files\Symantec\Norton Ghost\Agent\PQV2iSvc.exe
O23 - Service: Pml Driver HPZ12 - HP - C:\WINDOWS.0\system32\HPZipm12.exe
O23 - Service: Wyeke Service - Unknown owner - C:\Documents and Settings\All Users.WINDOWS.0\Application Data\Wyeke\wyeke131.exe