Problème de connexion

Bonsoir,
Suite à connexion ADSL avec IP Fixe je rencontre problèmes.
Après consultation de ce forum j'ai chargé hijackthis et l'ai lancé.

J'aurais besoin de votre aide pour savoir quel éléments fixer, ci_joint le résultat du scan de hijack :

Logfile of HijackThis v1.97.7
Scan saved at 21:23:44, on 11/05/04
Platform: Windows 98 SE (Win9x 4.10.2222A)
MSIE: Internet Explorer v5.00 (5.00.2919.6304)

Running processes:
C:\WINDOWS\SYSTEM\KERNEL32.DLL
C:\WINDOWS\SYSTEM\MSGSRV32.EXE
C:\WINDOWS\SYSTEM\MPREXE.EXE
C:\PROGRAM FILES\SYGATE\SPF\SMC.EXE
C:\WINDOWS\SYSTEM\mmtask.tsk
C:\WINDOWS\EXPLORER.EXE
C:\WINDOWS\RUNDLL32.EXE
C:\PROGRAM FILES\INTERVIDEO\COMMON\BIN\WINCINEMAMGR.EXE
C:\WINDOWS\SYSTEM\RNAAPP.EXE
C:\WINDOWS\SYSTEM\TAPISRV.EXE
E:\DOWNLOADS\SOFTWARE\HIJACKTHIS.EXE

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.websearch.com/ie.aspx?tb_id=50007
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.fr/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.fr.msn.com
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch = res://C:\PROGRA~1\TOOLBAR\TOOLBAR.DLL/sa
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://www.websearch.com/ie.aspx?tb_id=50007
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,SearchAssistant = http://www.websearch.com/ie.aspx?tb_id=50007
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,CustomizeSearch = res://C:\PROGRA~1\TOOLBAR\TOOLBAR.DLL/sa
R3 - URLSearchHook: (no name) - {8952A998-1E7E-4716-B23D-3DBE03910972} - C:\PROGRA~1\TOOLBAR\TOOLBAR.DLL
O2 - BHO: (no name) - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\PROGRAM FILES\ADOBE\ACROBAT 5.0\READER\ACTIVEX\ACROIEHELPER.OCX
O2 - BHO: (no name) - {A5366673-E8CA-11D3-9CD9-0090271D075B} - C:\PROGRAM FILES\FLASHGET\JCCATCH.DLL
O2 - BHO: (no name) - {63B78BC1-A711-4D46-AD2F-C581AC420D41} - C:\PROGRA~1\FICHIE~1\WINTOOLS\BTIEIN.DLL (file missing)
O2 - BHO: (no name) - {7371F073-AC0F-4b80-BB2F-96A488CEFB32} - C:\PROGRAM FILES\XMOD\XM320.DLL
O2 - BHO: (no name) - {63CF97E8-4133-438a-A831-CC9C6D47D673} - C:\PROGRAM FILES\REG2\REG2.DLL
O2 - BHO: (no name) - {8952A998-1E7E-4716-B23D-3DBE03910972} - C:\PROGRA~1\TOOLBAR\TOOLBAR.DLL
O2 - BHO: (no name) - {4A2AACF3-ADF6-11D5-98A9-00E018981B9E} - C:\Program Files\NewDotNet\newdotnet6_22.dll
O2 - BHO: (no name) - {665ACD90-4541-4836-9FE4-062386BB8F05} - (no file)
O3 - Toolbar: @msdxmLC.dll,-1@1036,&Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\SYSTEM\MSDXM.OCX
O3 - Toolbar: &Search Toolbar - {339BB23F-A864-48C0-A59F-29EA915965EC} - C:\PROGRA~1\TOOLBAR\TOOLBAR.DLL
O4 - HKLM\..\Run: [ScanRegistry] C:\WINDOWS\scanregw.exe /autorun
O4 - HKLM\..\Run: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\SYSTEM\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [New.net Startup] rundll32 C:\PROGRA~1\NEWDOT~1\NEWDOT~2.DLL,NewDotNetStartup
O4 - HKLM\..\Run: [SmcService] C:\PROGRA~1\SYGATE\SPF\SMC.EXE -startgui
O4 - HKLM\..\RunServices: [SmcService] C:\PROGRAM FILES\SYGATE\SPF\SMC.EXE
O4 - Startup: InterVideo WinCinema Manager.lnk = C:\Program Files\InterVideo\Common\Bin\WinCinemaMgr.exe
O8 - Extra context menu item: Télécharger en utilisant FlashGet - C:\PROGRAM FILES\FLASHGET\jc_link.htm
O8 - Extra context menu item: Tout télécharger en utilisant FlashGet - C:\PROGRAM FILES\FLASHGET\jc_all.htm
O9 - Extra button: Related (HKLM)
O9 - Extra 'Tools' menuitem: Show &Related Links (HKLM)
O9 - Extra button: FlashGet (HKLM)
O9 - Extra 'Tools' menuitem: &FlashGet (HKLM)
O10 - Hijacked Internet access by New.Net
O10 - Hijacked Internet access by New.Net
O10 - Hijacked Internet access by New.Net
O10 - Hijacked Internet access by New.Net
O10 - Hijacked Internet access by New.Net
O12 - Plugin for .spop: C:\PROGRA~1\INTERN~1\Plugins\NPDocBox.dll
O14 - IERESET.INF: SEARCH_PAGE_URL=
O14 - IERESET.INF: START_PAGE_URL=
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab
O16 - DPF: {56336BCB-3D8A-11D6-A00B-0050DA18DE71} (RdxIE Class) - http://software-dl.real.com/15b43e7862b1a4cb2922/netzip/RdxIE601_fr.cab
O16 - DPF: {EF86873F-04C2-4A95-A373-5703C08EFC7B} (Installer Class) - http://www.xxxtoolbar.com/ist/softwares/v3.0/0006_cracks.cab
O17 - HKLM\System\CCS\Services\VxD\MSTCP: Domain = free.fr
O17 - HKLM\System\CCS\Services\VxD\MSTCP: NameServer = 212.27.32.5,213.228.0.168

Merci par avance de vos précieux conseils.
salutations, hervé