Mon modem se déconnecte tout seul !

Bonjour,

depuis 3 jours, lorsque je me connecte à internet, il arrive que ma connection soit intérrempu sans raison. Je viens de réinstaller mon PC, mais le problème persiste.

Pouvez-vous m'aider?


Logfile of HijackThis v1.99.1
Scan saved at 23:12:08, on 17/02/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.5730.0011)

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\ZoneLabs\vsmon.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
D:\Program Files\Avira\AntiVir PersonalEdition Classic\avguard.exe
D:\Program Files\Avira\AntiVir PersonalEdition Classic\sched.exe
D:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe
D:\Program Files\DU Meter\DUMeter.exe
D:\Program Files\Avira\AntiVir PersonalEdition Classic\avgnt.exe
C:\WINDOWS\system32\ctfmon.exe
D:\Program Files\Mozilla Firefox\firefox.exe
C:\WINDOWS\system32\rundll32.exe
D:\Program Files\Hijackthis Version Française\VERSION TRADUITE ORIGINALE.EXE

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
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.msn.com/fr-fr/?ocid=iehp
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://runonce.msn.com/runonce3.aspx
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: btorbit.com - {000123B4-9B42-4900-B3F7-F4B073EFC214} - D:\Program Files\Orbitdownloader\orbitcth.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - D:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O4 - HKLM\..\Run: [ZoneAlarm Client] "D:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe"
O4 - HKLM\..\Run: [DU Meter] D:\Program Files\DU Meter\DUMeter.exe
O4 - HKLM\..\Run: [avgnt] "D:\Program Files\Avira\AntiVir PersonalEdition Classic\avgnt.exe" /min
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O8 - Extra context menu item: &Download by Orbit - res://D:\Program Files\Orbitdownloader\orbitmxt.dll/201
O8 - Extra context menu item: &Grab video by Orbit - res://D:\Program Files\Orbitdownloader\orbitmxt.dll/204
O8 - Extra context menu item: Do&wnload selected by Orbit - res://D:\Program Files\Orbitdownloader\orbitmxt.dll/203
O8 - Extra context menu item: Down&load all by Orbit - res://D:\Program Files\Orbitdownloader\orbitmxt.dll/202
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
O11 - Options group: [INTERNATIONAL] International*
O17 - HKLM\System\CCS\Services\Tcpip\..\{6D68E9EA-5563-4CFC-B02C-C2CF55E7B8C6}: NameServer = 202.3.225.115 202.3.225.125
O20 - Winlogon Notify: !SASWinLogon - D:\Program Files\SUPERAntiSpyware\SASWINLO.dll
O23 - Service: AntiVir PersonalEdition Classic Scheduler (AntiVirScheduler) - Avira GmbH - D:\Program Files\Avira\AntiVir PersonalEdition Classic\sched.exe
O23 - Service: AntiVir PersonalEdition Classic Guard (AntiVirService) - Avira GmbH - D:\Program Files\Avira\AntiVir PersonalEdition Classic\avguard.exe
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZoneLabs\vsmon.exe