gros probleme;envois d'emails avec avast et mon navigateur se ferme tout seul ai

bonjour
voila j'ai un probleme avec Avast email ,toutes les 10 secondes je recois un message d'avast qui me dit"timeout de la connexion internet a expiré... si quelqu'un peut m aider je vous donne le log d'hijack

Logfile of HijackThis v1.99.1
Scan saved at 00:14:05, on 23/02/2006
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:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\system32\drivers\CDAC11BA.EXE
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Java\jre1.5.0_06\bin\jusched.exe
C:\Program Files\Fichiers communs\Logitech\QCDriver2\LVCOMS.EXE
C:\Program Files\Windows Media Connect 2\WMCCFG.exe
C:\Program Files\Alwil Software\Avast4\ashDisp.exe
C:\Program Files\Cegetel\C-BOX\Wizard\QuickAccess.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\SAGEM\SAGEM F@st 800-840\dslmon.exe
C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\51exmodulah.exe
C:\Documents and Settings\Administrateur\Bureau\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar =

http://www.google.fr
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page =

http://www.cegetel.net
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} -

C:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} -

C:\Program Files\Java\jre1.5.0_06\bin\ssv.dll
O2 - BHO: (no name) - {FFFFFEF0-5B30-21D4-945D-000000000000} -

C:\PROGRA~1\Star Downloader\SDIEInt.dll
O3 - Toolbar: (no name) - {E0E899AB-F487-11D5-8D29-0050BA6940E3} - (no file)
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program

Files\Java\jre1.5.0_06\bin\jusched.exe
O4 - HKLM\..\Run: [PMXInit] C:\WINDOWS\system32\pmxinit.exe
O4 - HKLM\..\Run: [LVCOMS] C:\Program Files\Fichiers

communs\Logitech\QCDriver2\LVCOMS.EXE
O4 - HKLM\..\Run: [Windows Media Connect 2] "C:\Program Files\Windows Media

Connect 2\WMCCFG.exe" /StartQuiet
O4 - HKLM\..\Run: [avast!] "C:\Program Files\Alwil

Software\Avast4\ashDisp.exe"
O4 - HKLM\..\Run: [CloneCDTray] "C:\Program

Files\SlySoft\CloneCD\CloneCDTray.exe" /s
O4 - HKLM\..\Run: [DAEMON Tools] "C:\Program Files\DAEMON Tools\daemon.exe"

-lang 1033
O4 - HKLM\..\Run: [TXP] c:\topthemesxp\txp.exe
O4 - HKLM\..\Run: [.nvsvc] C:\WINDOWS\system\smss.exe /w
O4 - HKCU\..\Run: [Configuration de la C-BOX] C:\Program

Files\Cegetel\C-BOX\Wizard\QuickAccess.exe
O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files\MSN Messenger\msnmsgr.exe"

/background
O4 - Global Startup: DSLMON.lnk = C:\Program Files\SAGEM\SAGEM F@st

800-840\dslmon.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft

Office\Office10\OSA.EXE
O8 - Extra context menu item: Download with Star Downloader - C:\Program

Files\Star Downloader\sdie.htm
O8 - Extra context menu item: E&xporter vers Microsoft Excel -

res://C:\PROGRA~1\Microsoft Office\Office10\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} -

C:\Program Files\Java\jre1.5.0_06\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) -

{08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program

Files\Java\jre1.5.0_06\bin\ssv.dll
O16 - DPF: {00B71CFB-6864-4346-A978-C0A14556272C} (Checkers Class) -

http://messenger.zone.msn.com/bina [...] b31267.cab
O16 - DPF: {14B87622-7E19-4EA8-93B3-97215F77A6BC} (MessengerStatsClient Class)

- http://messenger.zone.msn.com/bina [...] b31267.cab
O16 - DPF: {2250C29C-C5E9-4F55-BE4E-01E45A40FCF1} (CMediaMix Object) -

http://musicmix.messenger.msn.com/Medialogic.CAB
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) -

http://update.microsoft.com/window [...] t/wuweb_si

te.cab?1124729544802
O16 - DPF: {867E13F2-7F31-44FB-AC97-CD38E0DC46EF} (HardwareDetection Control)

- http://drivers1.free.fr/hardwaredetection.cab
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class)

- http://messenger.zone.msn.com/bina [...] b31267.cab
O16 - DPF: {9122D757-5A4F-4768-82C5-B4171D8556A7} (PhotoPickConvert Class) -

http://appdirectory.messenger.msn. [...] PhtPkMSN.c

ab
O16 - DPF: {E862C832-3A5F-4CEB-BFAA-167B22010A71} (InfosFinder2.InfosFinder) -

http://support.packardbell.com/fil [...] inder2.CAB
O16 - DPF: {F6BF0D00-0B2A-4A75-BF7B-F385591623AF} (Solitaire Showdown Class) -

http://messenger.zone.msn.com/bina [...] b31267.cab
O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} -

"C:\PROGRA~1\MSN Messenger\msgrapp.dll" (file missing)
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} -

"C:\PROGRA~1\MSN Messenger\msgrapp.dll" (file missing)
O18 - Protocol: talkto - {828030A1-22C1-4009-854F-8E305202313F} -

"C:\PROGRA~1\MSN Messenger\msgrapp.dll" (file missing)
O20 - Winlogon Notify: ldr64 - C:\WINDOWS\SYSTEM32\ldr64.dll
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - Unknown owner -

C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - Unknown owner - 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: C-DillaCdaC11BA - Macrovision -

C:\WINDOWS\system32\drivers\CDAC11BA.EXE
O23 - Service: FileZilla Server FTP server (FileZilla Server) - Unknown owner

- C:\Program Files\FileZilla Server\FileZilla Server.exe (file missing)
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision

Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\11\Intel

32\IDriverT.exe
O23 - Service: iPodService - Unknown owner - C:\Program

Files\iPod\bin\iPodService.exe (file missing)
O23 - Service: Remote Packet Capture Protocol v.0 (experimental) (rpcapd) -

Unknown owner - %ProgramFiles%\WinPcap\rpcapd.exe" -d -f

"%ProgramFiles%\WinPcap\rpcapd.ini (file missing)
O23 - Service: Sandra Data Service (SandraDataSrv) - Unknown owner -

C:\Program Files\SiSoftware\SiSoftware Sandra Lite 2005.SR3\RpcDataSrv.exe

(file missing)
O23 - Service: Sandra Service (SandraTheSrv) - Unknown owner - C:\Program

Files\SiSoftware\SiSoftware Sandra Lite 2005.SR3\RpcSandraSrv.exe (file

missing)
O23 - Service: StyleXPService - Unknown owner - C:\Program

Files\TGTSoft\StyleXP\StyleXPService.exe (file missing)
O23 - Service: Windows Log - Unknown owner - C:\WINDOWS\system32\nvsvcd.exe

Merci d'avance pour votre temps et votre aide
PS:j'ai scanné mon PC avec ad-aware et spybot et aprés corrections des problemes rien ne change

aidez moi svp les mails d'avast n arrete plus ,et mon navigateur se ferme tout seul
help!! :-?