Redémarage de xp lors d'une connexion session

j'ai fait un scan avec avast et il n'a rien détecté,
et mon hijack semble correcte:
Logfile of HijackThis v1.99.1
Scan saved at 20:37:15, on 2008-04-28
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16640)

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\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Windows Defender\MsMpEng.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\cisvc.exe
C:\WINDOWS\system32\eemdissrv.exe
C:\WINDOWS\system32\eelogsvc.exe
C:\WINDOWS\system32\eelssrv.exe
C:\Program Files\Maxtor\Maxtor Backup\MaxBackServiceInt.exe
C:\Program Files\Fichiers communs\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\MSSQL7\binn\sqlservr.exe
C:\Program Files\Fichiers communs\MicroWorld\Agent\MWASER.EXE
C:\Program Files\Fichiers communs\MicroWorld\Agent\MWAgent.exe
C:\Program Files\Maxtor\OneTouch\Utils\SyncServices.exe
C:\Program Files\SanDisk\Sansa Updater\SansaSvr.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\cidaemon.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Java\jre1.5.0_07\bin\jusched.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Program Files\Maxtor\OneTouch\utils\Onetouch.exe
C:\Program Files\Maxtor\OneTouch Status\maxmenumgr.exe
C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe
C:\Program Files\Windows Defender\MSASCui.exe
C:\Program Files\Fichiers communs\Entrust\ESP\eecwatch.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
C:\Program Files\Alwil Software\Avast4\ashSimpl.exe
C:\Program Files\Microsoft Office\OFFICE11\WINWORD.EXE
C:\Program Files\Internet Explorer\iexplore.exe
C:\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://compaq-consumer.my.aol.qc.ca/?icid=desktop
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = https://www.bing.com/?setlang=fr-CA&FORM=LTHP&mkt=en-ca&toHttps=1&redig=D6D8D433A98846CB9E77BF900682D2BE
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.google.com/?gws_rd=ssl
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.msn.com/fr-fr/?ocid=iehp
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.5.0_07\bin\ssv.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:\Program Files\Google\GoogleToolbarNotifier\2.0.301.7164\swg.dll
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0_07\bin\jusched.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [LSBWatcher] c:\hp\drivers\hplsbwatcher\lsburnwatcher.exe
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [MaxtorOneTouch] C:\Program Files\Maxtor\OneTouch\utils\Onetouch.exe
O4 - HKLM\..\Run: [mxomssmenu] "C:\Program Files\Maxtor\OneTouch Status\maxmenumgr.exe"
O4 - HKLM\..\Run: [ZoneAlarm Client] "C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe"
O4 - HKLM\..\Run: [StartCCC] C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\CLIStart.exe
O4 - HKLM\..\Run: [avast! Antivirus ] C:\Program Files\Alwil Software\Avast4\ashAvast.exe
O4 - HKLM\..\Run: [MSS & OneTouch™ Application] C:\Program Files\Maxtor\OneTouch Status\MaxMenuMgr.exe
O4 - HKLM\..\Run: [ZoneAlarm Pro] C:\Program Files\Zone Labs\ZoneAlarm\zonealarm.exe
O4 - HKLM\..\Run: [Windows Defender] "C:\Program Files\Windows Defender\MSASCui.exe" -hide
O4 - HKLM\..\Run: [eelstray] C:\Program Files\Fichiers communs\Entrust\ESP\eesystry.exe
O4 - HKLM\..\Run: [espwatchdog] C:\Program Files\Fichiers communs\Entrust\ESP\eecwatch.exe
O4 - HKLM\..\Run: [PWRISOVM.EXE] C:\Program Files\PowerISO\PWRISOVM.EXE
O4 - HKLM\..\Run: [TopDesk] C:\Program Files\TopDesk\topdesk.exe
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [swg] C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
O4 - HKCU\..\Run: [Steam] "c:\program files\steam\steam.exe" -silent
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: Sothink SWF Catcher - C:\Program Files\Fichiers communs\SourceTec\SWF Catcher\InternetExplorer.htm
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_07\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_07\bin\ssv.dll
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: Sothink SWF Catcher - {E19ADC6E-3909-43E4-9A89-B7B676377EE3} - C:\Program Files\Fichiers communs\SourceTec\SWF Catcher\InternetExplorer.htm
O9 - Extra 'Tools' menuitem: Sothink SWF Catcher - {E19ADC6E-3909-43E4-9A89-B7B676377EE3} - C:\Program Files\Fichiers communs\SourceTec\SWF Catcher\InternetExplorer.htm
O9 - Extra button: Aide à la connexion - {E2D4D26B-0180-43a4-B05F-462D6D54C789} - C:\WINDOWS\PCHEALTH\HELPCTR\Vendors\CN=Hewlett-Packard,L=Cupertino,S=Ca,C=US\IEButton\support.htm
O9 - Extra 'Tools' menuitem: Aide à la connexion - {E2D4D26B-0180-43a4-B05F-462D6D54C789} - C:\WINDOWS\PCHEALTH\HELPCTR\Vendors\CN=Hewlett-Packard,L=Cupertino,S=Ca,C=US\IEButton\support.htm
O11 - Options group: [INTERNATIONAL] International*
O15 - Trusted Zone: *.emergis.com
O16 - DPF: {05CA9FB0-3E3E-4B36-BF41-0E3A5CAA8CD8} (Office Genuine Advantage Validation Tool) - http://download.microsoft.com/download/C/B/F/CBF23A2C-3E55-4664-BC5C-762780D79BA0/OGAControl.cab
O16 - DPF: {0EB0E74A-2A76-4AB3-A7FB-9BD8C29F7F75} (CKAVWebScan Object) - https://www.kaspersky.fr/?domain=webscanner.kaspersky.fr
O16 - DPF: {0F7A9297-7268-11D1-B81A-00A076C01B0A} (CPC View ax Control) - http://www.registrefoncier.gouv.qc.ca/Sirf/Script/14_05_04/CPCViewAX/CpcViewAX.cab
O16 - DPF: {49232000-16E4-426C-A231-62846947304B} (SysData Class) - http://ipgweb.cce.hp.com/rdqnbk/downloads/sysinfo.cab
O16 - DPF: {637BB540-6ABA-11D4-901D-00D0090CB3BC} (FMClass Class) - https://flashants.com
O16 - DPF: {67A5F8DC-1A4B-4D66-9F24-A704AD929EEE} (System Requirements Lab) - http://www.systemrequirementslab.com/sysreqlab2.cab
O16 - DPF: {C6AF7DE8-8124-45D6-BC3D-5A21BB0000E3} (BCEWinInet.clsWinInet) - https://pfi.emergis.com/pfi/BCEWinInet.CAB
O16 - DPF: {F5D98C43-DB16-11CF-8ECA-0000C0FD59C7} (ActiveCGM Control) - http://www.registrefoncier.gouv.qc.ca/sirf/script/14_05_04/ActiveCGM/Acgm.cab
O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O20 - Winlogon Notify: EESP - C:\WINDOWS\system32\eelsto.dll
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: avast! Antivirus - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe" /service (file missing)
O23 - Service: avast! Web Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe" /service (file missing)
O23 - Service: Service d'ID numérique d'ordinateur Entrust Entelligence (EEComputerDigitalIDService) - Entrust(R) - C:\WINDOWS\system32\eemdissrv.exe
O23 - Service: Service de journalisation Entrust Entelligence (eelogsvc) - Entrust(R) - C:\WINDOWS\system32\eelogsvc.exe
O23 - Service: Service d'ouverture de session Entrust Entelligence (EELSService) - Entrust(R) - C:\WINDOWS\system32\eelssrv.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\1050\Intel 32\IDriverT.exe
O23 - Service: Macromedia Licensing Service - Unknown owner - C:\Program Files\Fichiers communs\Macromedia Shared\Service\Macromedia Licensing.exe
O23 - Service: MaxBackServiceInt - Unknown owner - C:\Program Files\Maxtor\Maxtor Backup\MaxBackServiceInt.exe
O23 - Service: MWAgent - MicroWorld Technologies Inc. - C:\Program Files\Fichiers communs\MicroWorld\Agent\MWASER.EXE
O23 - Service: MaxSyncService (NTService1) - - C:\Program Files\Maxtor\OneTouch\Utils\SyncServices.exe
O23 - Service: Sansa Updater Service (SansaService) - Unknown owner - C:\Program Files\SanDisk\Sansa Updater\SansaSvr.exe
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZoneLabs\vsmon.exe