Analyse Log Hijackthis

voici le scan obtenu ; que dois je faire?.
Logfile of HijackThis v1.99.1
Scan saved at 13:13:52, on 24/12/2005
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

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:\WINDOWS\Explorer.EXE
C:\Program Files\MSI\3D!Turbo Experience\3D!Turbo.exe
C:\PROGRA~1\SECURI~1\av_fw\backweb\1044199\Program\SERVIC~1.EXE
C:\Program Files\Securitoo\av_fw\Anti-Virus\fsgk32st.exe
C:\Program Files\Securitoo\av_fw\Anti-Virus\FSGK32.EXE
C:\Program Files\Securitoo\av_fw\backweb\1044199\program\fsbwsys.exe
C:\Program Files\Securitoo\av_fw\Anti-Virus\fssm32.exe
C:\Program Files\Securitoo\av_fw\backweb\1044199\Program\BackWeb-1044199.exe
C:\Program Files\Securitoo\av_fw\fswsclds.exe
C:\Program Files\VeriSign\NAVI\naviagent.exe
C:\WINDOWS\System32\nvsvc32.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Securitoo\av_fw\Common\FSMA32.EXE
C:\Program Files\Securitoo\av_fw\Common\FSMB32.EXE
C:\Program Files\Securitoo\av_fw\Common\FCH32.EXE
C:\Program Files\Securitoo\av_fw\Common\FAMEH32.EXE
C:\Program Files\Securitoo\av_fw\Anti-Virus\fsav32.exe
C:\Program Files\Securitoo\av_fw\DFW\Program\fsdfwd.exe
C:\Documents and Settings\jc\Bureau\eMule\emule.exe
C:\Program Files\Wanadoo\EspaceWanadoo.exe
C:\Program Files\Wanadoo\ComComp.exe
C:\Program Files\Wanadoo\Watch.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Documents and Settings\jc\Bureau\hijackthis_199\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.wanadoo.fr/go/page_recherche/
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://rl.webtracer.cc/-/?bayzm
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://rl.webtracer.cc/-/?bayzm
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Wanadoo
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
R3 - URLSearchHook: i-Nav IDN SearchHook - {CE000994-A58C-4441-8938-744CD72AB27F} - C:\Program Files\VeriSign\i-Nav\i-nav_4_2_1.dll
R3 - URLSearchHook: Search Class - {08C06D61-F1F3-4799-86F8-BE1A89362C85} - C:\PROGRA~1\Wanadoo\SEARCH~1.DLL
O1 - Hosts: 1159680172 auto.search.msn.com
O2 - BHO: i-Nav IDN Resolver - {CE000992-A58C-4441-8938-744CD72AB27F} - C:\Program Files\VeriSign\i-Nav\i-nav_4_2_1.dll
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\j2re1.4.2_05\bin\npjpi142_05.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\j2re1.4.2_05\bin\npjpi142_05.dll
O9 - Extra button: Aide i-Nav - {CE000992-A58C-4441-8938-744CD72AB27F} - http://idn.verisign-grs.com/plug-in/support/index.jsp (file missing)
O9 - Extra 'Tools' menuitem: Aide i-Nav - {CE000992-A58C-4441-8938-744CD72AB27F} - http://idn.verisign-grs.com/plug-in/support/index.jsp (file missing)
O9 - Extra button: (no name) - {CE000996-A58C-4441-8938-744CD72AB27F} - C:\Program Files\VeriSign\i-Nav\i-nav_4_2_1.dll
O9 - Extra 'Tools' menuitem: Options i-Nav - {CE000996-A58C-4441-8938-744CD72AB27F} - C:\Program Files\VeriSign\i-Nav\i-nav_4_2_1.dll
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
O9 - Extra button: Wanadoo - {1462651F-F4BA-4C76-A001-C4284D0FE16E} - http://www.wanadoo.fr (file missing) (HKCU)
O15 - Trusted IP range: 206.161.125.149 (HKLM)
O16 - DPF: {10003000-1000-0000-1000-000000000000} - ms-its:mhtml:file://C:\foo.mht!http://dl.ad-ware.cc/O-oaSXjpHDWJnLK9gyt9.chm::/on-line.exe
O16 - DPF: {11010101-1001-1111-1000-110112345678} - ms-its:mhtml:file://C:oo.mht!http://superprogdownload.com/download/helps/id/187787/1088059057.chm::/win.exe
O16 - DPF: {11111111-1111-1111-1111-111111113457} - file://c:\ied_s7.cab
O16 - DPF: {11111111-1111-1111-1111-511111113457} - file://c:\x.cab
O16 - DPF: {11111111-1111-1111-1111-511111113458} - file://c:\x.cab
O16 - DPF: {11311111-1111-1111-1111-111111111157} - file://C:\Recycled\Q330995.exe
O16 - DPF: {14B87622-7E19-4EA8-93B3-97215F77A6BC} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsPAClient.cab31267.cab
O16 - DPF: {24311111-1111-1121-1111-111191113457} - file://c:\eied_s7.cab
O16 - DPF: {33331111-1111-1111-1111-611111193457} - file://c:\ex.cab
O16 - DPF: {33331111-1111-1111-1111-611111193458} - file://c:\ex.cab
O16 - DPF: {50AD557E-3426-41FD-AFDD-2AF39BB1C387} - http://akamai.downloadv3.com/binaries/LiveService/LiveService_5_FR_XP.cab
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://v5.windowsupdate.microsoft.com/v5consumer/V5Controls/en/x86/client/wuweb_site.cab?1096836387686
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsClient.cab31267.cab
O16 - DPF: {9EB320CE-BE1D-4304-A081-4B4665414BEF} (MediaTicketsInstaller Control) - file://c:\x.cab
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/msnmessengersetupdownloader.cab
O16 - DPF: {B8BE5E93-A60C-4D26-A2DC-220313175592} (ZoneIntro Class) - http://messenger.zone.msn.com/binary/ZIntro.cab32846.cab
O16 - DPF: {E6187999-9FEC-46A1-A20F-F4CA977D5643} (ZoneChess Object) - http://messenger.zone.msn.com/binary/Chess.cab31267.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{7895FB4F-DC92-4C30-AB4D-0D21D92B66D8}: NameServer = 80.10.246.130 80.10.246.3
O18 - Protocol: icoo - {4A8DADD4-5A25-4D41-8599-CB7458766220} - C:\WINDOWS\msopt.dll (file missing)
O19 - User stylesheet: C:\WINDOWS\stsheets.dat
O21 - SSODL: Web Event Logger - {7CFEFEF1-ED03-1337-ABCD-526492F5D679} - C:\WINDOWS\System32\Emkpeboj.dll (file missing)
O21 - SSODL: SystemCheck2 - {54645654-2225-4455-44A1-9F4543D34545} - C:\WINDOWS\System32\vbsys2 (file missing)
O23 - Service: Securitoo AntiVirus Firewall (BackWeb Client - 1044199) - Unknown owner - C:\PROGRA~1\SECURI~1\av_fw\backweb\1044199\Program\SERVIC~1.EXE
O23 - Service: F-Secure Gatekeeper Handler Starter - F-Secure Corp. - C:\Program Files\Securitoo\av_fw\Anti-Virus\fsgk32st.exe
O23 - Service: F-Secure Authentication Agent (FSAA) - Unknown owner - C:\Program Files\Securitoo\av_fw\Common\FSAA.EXE (file missing)
O23 - Service: fsbwsys - F-Secure Corp. - C:\Program Files\Securitoo\av_fw\backweb\1044199\program\fsbwsys.exe
O23 - Service: F-Secure Distributed Firewall Daemon (FSDFWD) - F-Secure Corporation - C:\Program Files\Securitoo\av_fw\DFW\Program\fsdfwd.exe
O23 - Service: F-Secure Management Agent (FSMA) - F-Secure Corporation - C:\Program Files\Securitoo\av_fw\Common\FSMA32.EXE
O23 - Service: F-Secure Windows Security Center Legacy Detection Service (Fswsclds) - F-Secure Corporation - C:\Program Files\Securitoo\av_fw\fswsclds.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: iPodService - Apple Computer, Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: VeriSign Updater (navi) - VeriSign, Inc. - C:\Program Files\VeriSign\NAVI\naviagent.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe