Problème de trojan et autres virus

Bonjour,

voici le détail de mes scans.

quelqu'un peut-il me dire où se cache tous les virus et autres trojans.

merci d'avance

Logfile of random's system information tool 1.06 (written by random/random)
Run by Administrateur at 2010-01-21 15:23:43
Microsoft Windows XP Professionnel Service Pack 2
System drive C: has 31 GB (54%) free of 57 GB
Total RAM: 511 MB (23% free)

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 15:24:00, on 21/01/2010
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Unable to get Internet Explorer version!
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\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Eset\nod32kui.exe
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\Canon\MyPrinter\BJMyPrt.exe
C:\Program Files\VIA\VIAudioi\SBADeck\ADeck.exe
C:\Program Files\UberIcon\UberIcon Manager.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Winsudate\gibusr.exe
C:\Program Files\Fichiers communs\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\Program Files\Java\jre6\bin\jqs.exe
C:\Program Files\Eset\nod32krn.exe
C:\WINDOWS\system32\slserv.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Winsudate\gibsvc.exe
C:\Program Files\iPod\bin\iPodService.exe
C:\Program Files\Microsoft Office\Office12\WINWORD.EXE
C:\Program Files\Microsoft\Office Live\OfficeLiveSignIn.exe
C:\Program Files\AV\Antivir.exe
C:\Program Files\Eset\nod32.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Documents and Settings\Administrateur\Bureau\RSIT.exe
C:\Program Files\trend micro\Administrateur.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.bing.com/spresults.aspx
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = https://www.bing.com/?fdr=lc&toHttps=1&redig=FA6AD360E0BE4C719380F8C470A3D3A8
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.hugedomains.com/domain_profile.cfm?d=wibeez&e=com
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://www.bing.com/spresults.aspx
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = http://www.google.fr/keyword/%s
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://www.crystaliz.org/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Reloaded Lite V3
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
R3 - URLSearchHook: free-downloads.net Toolbar - {ecdee021-0d17-467f-a1ff-c7a115230949} - C:\Program Files\free-downloads.net\tbfree.dll (file missing)
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: Java(tm) Plug-In SSV Helper - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre6\bin\ssv.dll
O2 - BHO: &UpdateCheck.dll - {D34D56E9-B37B-4C37-A854-1AC144592D5C} - C:\WINDOWS\system32\UpdateCheck.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
O2 - BHO: free-downloads.net Toolbar - {ecdee021-0d17-467f-a1ff-c7a115230949} - C:\Program Files\free-downloads.net\tbfree.dll (file missing)
O3 - Toolbar: free-downloads.net Toolbar - {ecdee021-0d17-467f-a1ff-c7a115230949} - C:\Program Files\free-downloads.net\tbfree.dll (file missing)
O4 - HKLM\..\Run: [Vistadrv] C:\WINDOWS\system32\Vistadrive\vsdrv.exe
O4 - HKLM\..\Run: [nod32kui] "C:\Program Files\Eset\nod32kui.exe" /WAITSERVICE
O4 - HKLM\..\Run: [ATIModeChange] Ati2mdxx.exe
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [CanonSolutionMenu] C:\Program Files\Canon\SolutionMenu\CNSLMAIN.exe /logon
O4 - HKLM\..\Run: [CanonMyPrinter] C:\Program Files\Canon\MyPrinter\BJMyPrt.exe /logon
O4 - HKLM\..\Run: [AudioDeck] C:\Program Files\VIA\VIAudioi\SBADeck\ADeck.exe 1
O4 - HKCU\..\Run: [UberIcon] "C:\Program Files\UberIcon\UberIcon Manager.exe"
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [WinUsr] C:\Program Files\Winsudate\gibusr.exe
O4 - HKUS\S-1-5-19\..\Run: [LClock] lclock.exe (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [LClock] lclock.exe (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-18\..\Run: [LClock] lclock.exe (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [LClock] lclock.exe (User 'Default user')
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office12\EXCEL.EXE/3000
O9 - Extra button: PokerStars - {3AD14F0C-ED16-4e43-B6D8-661B03F6A1EF} - C:\Program Files\PokerStars\PokerStarsUpdate.exe
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\Office12\REFIEBAR.DLL
O23 - Service: Apple Mobile Device - Apple Inc. - C:\Program Files\Fichiers communs\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\1050\Intel 32\IDriverT.exe
O23 - Service: Service de l’iPod (iPod Service) - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: Java Quick Starter (JavaQuickStarterService) - Sun Microsystems, Inc. - C:\Program Files\Java\jre6\bin\jqs.exe
O23 - Service: NOD32 Kernel Service (NOD32krn) - Eset - C:\Program Files\Eset\nod32krn.exe
O23 - Service: SmartLinkService (SLService) - - C:\WINDOWS\SYSTEM32\slserv.exe
O23 - Service: Gestionnaire de mise à jour Winsudate (WinSvc) - Winsudate - C:\Program Files\Winsudate\gibsvc.exe