SVP urgent aidez moi a analyser ce rapport HJT

salut tous le monde et surtou mes cheres Helpers, je vous pose ma probleme, elle conciste a que mon ordi es devenu lour et lent j'utilise antivirus NOD32 et parfois mon pc plonte et je sais pas pourquoi donc j'ai fé un rapport HJT et je le poste pour vous pour m'aider svp a comprendre s'il y a de saleté sur mon pc. c tres urgent svp car c mon pc du travail. merci d'avance voila le rapport
Logfile of HijackThis v1.99.1
Scan saved at 14:06:32, on 07/09/2007
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\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
C:\Program Files\Eset\nod32krn.exe
C:\WINDOWS\System32\PAStiSvc.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Eset\nod32kui.exe
C:\WINDOWS\system32\VTTimer.exe
C:\WINDOWS\system32\VTtrayp.exe
C:\WINDOWS\system32\GSICON.EXE
C:\WINDOWS\system32\DSLAGENT.EXE
C:\Program Files\QuickTime\qttask.exe
C:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe
C:\WINDOWS\system32\rundll32.exe
C:\Program Files\Java\jre1.6.0_02\bin\jusched.exe
C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\avgas.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Internet Download Manager\IDMan.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WLLoginProxy.exe
C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\Rar$EX00.313\HijackThis.exe
C:\Program Files\MSN Messenger\usnsvc.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://google.icq.com/search/search_frame.php
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.attt.com.tn/demandepermispro.aspx
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
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.attt.com.tn/demandepermispro.aspx
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
R3 - URLSearchHook: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - (no file)
O2 - BHO: IDMIEHlprObj Class - {0055C089-8582-441B-A0BF-17B458C2A3A8} - C:\Program Files\Internet Download Manager\IDMIECC.dll
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll
O2 - BHO: XBTP04665 - {52F63BA1-5EC0-40d1-8E31-967844335B58} - C:\PROGRA~1\Common Files\System\sys\win.dll (file missing)
O2 - BHO: EWPBrowseObject Class - {68F9551E-0411-48E4-9AAF-4BC42A6A46BE} - C:\Program Files\Canon\Easy-WebPrint\EWPBrowseLoader.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.6.0_02\bin\ssv.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Windows Live Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O3 - Toolbar: Easy-WebPrint - {327C2873-E90D-4c37-AA9D-10AC9BABA46C} - C:\Program Files\Canon\Easy-WebPrint\Toolband.dll
O4 - HKLM\..\Run: [nod32kui] "C:\Program Files\Eset\nod32kui.exe" /WAITSERVICE
O4 - HKLM\..\Run: [AudioDeck] "C:\Program Files\VIAudioi\SBADeck\ADeck.exe" 1
O4 - HKLM\..\Run: [snpstd] C:\WINDOWS\vsnpstd.exe
O4 - HKLM\..\Run: [VTTimer] VTTimer.exe
O4 - HKLM\..\Run: [VTTrayp] VTtrayp.exe
O4 - HKLM\..\Run: [Easy-PrintToolBox] "C:\Program Files\Canon\Easy-PrintToolBox\BJPSMAIN.EXE" /logon
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [GSICONEXE] GSICON.EXE
O4 - HKLM\..\Run: [DSLAGENTEXE] DSLAGENT.EXE
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [AdslTaskBar] rundll32.exe stmctrl.dll,TaskBar
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre1.6.0_02\bin\jusched.exe"
O4 - HKLM\..\Run: [!AVG Anti-Spyware] "C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\avgas.exe" /minimized
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [Camfrog] "C:\Program Files\Camfrog\Camfrog Video Chat\CamfrogNet.exe" 0 C:\Program Files\Camfrog\Camfrog Video Chat\Camfrog Video Chat.exe
O4 - HKCU\..\Run: [Eyeball Chat] "C:\PROGRA~1\Eyeball\Eyeball Chat\EyeballChat.exe" -min
O4 - HKCU\..\Run: [Yahoo! Pager] "C:\Program Files\Yahoo!\Messenger\YahooMessenger.exe" -quiet
O4 - HKCU\..\Run: [McAfee.InstantUpdate.Monitor] "C:\Program Files\McAfee\McAfee Shared Components\Instant Updater\RuLaunch.exe" /STARTMONITOR
O4 - HKCU\..\Run: [IDMan] C:\Program Files\Internet Download Manager\IDMan.exe /onboot
O8 - Extra context menu item: Download All Links with IDM - C:\Program Files\Internet Download Manager\IEGetAll.htm
O8 - Extra context menu item: Download with IDM - C:\Program Files\Internet Download Manager\IEExt.htm
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\Microsoft Office\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: Easy-WebPrint Ajouter à la liste d'impressions - res://C:\Program Files\Canon\Easy-WebPrint\Toolband.dll/RC_AddToList.html
O8 - Extra context menu item: Easy-WebPrint Impression rapide - res://C:\Program Files\Canon\Easy-WebPrint\Toolband.dll/RC_HSPrint.html
O8 - Extra context menu item: Easy-WebPrint Imprimer - res://C:\Program Files\Canon\Easy-WebPrint\Toolband.dll/RC_Print.html
O8 - Extra context menu item: Easy-WebPrint Prévisualiser - res://C:\Program Files\Canon\Easy-WebPrint\Toolband.dll/RC_Preview.html
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_02\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_02\bin\ssv.dll
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\Microsoft Office\OFFICE11\REFIEBAR.DLL
O9 - Extra button: Allocam Multi Vision - {2D6B57BF-71FA-41A3-BDC5-3B5A25813D2E} - C:\PROGRA~1\Allocam Multi Visio\allocam.exe (file missing) (HKCU)
O9 - Extra 'Tools' menuitem: Allocam Multi Vision - {2D6B57BF-71FA-41A3-BDC5-3B5A25813D2E} - C:\PROGRA~1\Allocam Multi Visio\allocam.exe (file missing) (HKCU)
O11 - Options group: [INTERNATIONAL] International*
O16 - DPF: {6924091F-CD97-41E1-B1D4-D9079409D413} (IMCv1 Control) - http://ksacam.saudi4voice.com/IMSCP/talks.cab
O16 - DPF: {EF791A6B-FC12-4C68-99EF-FB9E207A39E6} (McFreeScan Class) - http://download.mcafee.com/molbin/ [...] cfscan.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{E526BD94-3C11-4CBD-8299-D9433864E689}: NameServer = 193.95.66.10 213.150.191.9
O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSN Messenger\msgrapp.8.1.0178.00.dll
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSN Messenger\msgrapp.8.1.0178.00.dll
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\FICHIE~1\Skype\Skype4COM.dll
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll
O23 - Service: AVG Anti-Spyware Guard - GRISOFT s.r.o. - C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
O23 - Service: NOD32 Kernel Service (NOD32krn) - Eset - C:\Program Files\Eset\nod32krn.exe
O23 - Service: STI Simulator - Unknown owner - C:\WINDOWS\System32\PAStiSvc.exe