Pb pc / rapport hijackthis

Bonjour,
Depuis 1 mois j'ai quelques soucis sur mon ordinateur (pb .dll, wllproxy.exe, ...) .
J'ai lancé un scan avec avast, oh lala !

J'ai fait un scan avec HIJACKTHIS, voici le rapport :

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 15:05:35, on 21/01/2008
Platform: Windows XP (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 (6.00.2600.0000)
Boot mode: Normal

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:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\Explorer.EXE
C:\windows\system\hpsysdrv.exe
C:\HP\KBD\KBD.EXE
C:\Program Files\VERITAS Software\Update Manager\sgtray.exe
C:\WINDOWS\system32\dla\tfswctrl.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\WINDOWS\System32\rundll32.exe
C:\Program Files\hp center\137903\Program\BackWeb-137903.exe
C:\Program Files\Hercules\WiFi Station\WifiStation.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\System32\nvsvc32.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\IncrediMail\bin\IncMail.exe
C:\PROGRA~1\INCRED~1\bin\IMApp.exe
c:\Program Files\Microsoft Money\System\urlmap.exe
C:\Program Files\HijackThis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = https://www.bing.com/?cc=fr&toHttps=1&redig=D4322FEE7CF74A348CB9CE970F098EF5
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.google.fr/?gws_rd=ssl
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = about:blank
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = about:blank
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page = about:blank
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page = about:blank
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = https://www.free.fr/freebox/index.html
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = localhost
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: e404 helper - {F10587E9-0E47-4CBE-84AE-7DD20B8684BB} - C:\Program Files\Helper\superfindout.dll
O2 - BHO: e404 helper - {F10587E9-0E47-4CBE-84AE-7DD20B8684CC} - C:\Program Files\Helper\superfindout.dll
O2 - BHO: (no name) - {FDD3B846-8D59-4ffb-8758-209B6AD74ACC} - c:\Program Files\Microsoft Money\System\mnyviewer.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O4 - HKLM\..\Run: [hpsysdrv] c:\windows\system\hpsysdrv.exe
O4 - HKLM\..\Run: [IgfxTray] C:\WINDOWS\System32\igfxtray.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\WINDOWS\System32\hkcmd.exe
O4 - HKLM\..\Run: [KBD] C:\HP\KBD\KBD.EXE
O4 - HKLM\..\Run: [StorageGuard] "C:\Program Files\VERITAS Software\Update Manager\sgtray.exe" /r
O4 - HKLM\..\Run: [dla] C:\WINDOWS\system32\dla\tfswctrl.exe
O4 - HKLM\..\Run: [Recguard] C:\WINDOWS\SMINST\RECGUARD.EXE
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE NvQTwk,NvCplDaemon initialize
O4 - HKLM\..\Run: [nwiz] nwiz.exe /installquiet /keeploaded /nodetect
O4 - HKLM\..\Run: [PS2] C:\WINDOWS\system32\ps2.exe
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [Windows Update] winuddate.exe
O4 - HKLM\..\RunServices: [Windows Update] winuddate.exe
O4 - HKCU\..\Run: [NVIEW] rundll32.exe nview.dll,nViewLoadHook
O4 - HKCU\..\Run: [Microsoft Works Update Detection] c:\Program Files\Microsoft Works\WkDetect.exe
O4 - HKCU\..\Run: [Zilla Popup Killer] C:\Program Files\Zilla Popup Killer\ZillaPop.exe
O4 - HKCU\..\Run: [MesSpams] C:\Program Files\MesSpams\messpams.exe
O4 - HKCU\..\Run: [Magentic] C:\PROGRA~1\Magentic\bin\Magentic.exe /c
O4 - HKCU\..\Run: [MoneyAgent] "c:\Program Files\Microsoft Money\System\Money Express.exe"
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\CTFMON.EXE (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\CTFMON.EXE (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\RunOnce: [Suite] regedit -s c:\windows\temp\adj_hp.reg (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\CTFMON.EXE (User 'Default user')
O4 - HKUS\.DEFAULT\..\RunOnce: [Suite] regedit -s c:\windows\temp\adj_hp.reg (User 'Default user')
O4 - .DEFAULT User Startup: ddrive.js (User 'Default user')
O4 - Global Startup: hp center.lnk = C:\Program Files\hp center\137903\Program\BackWeb-137903.exe
O4 - Global Startup: WiFi Station.lnk = ?
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~3\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~3\OFFICE11\REFIEBAR.DLL
O9 - Extra button: Related - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O9 - Extra 'Tools' menuitem: Show &Related Links - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O9 - Extra button: MoneySide - {E023F504-0C5A-4750-A1E7-A9046DEA8A21} - c:\Program Files\Microsoft Money\System\mnyviewer.dll
O16 - DPF: {127698E4-E730-4E5C-A2B1-21490A70C8A1} (CEnroll Class) - https://static.impots.gouv.fr/abos/securite/xenroll.cab
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
O23 - Service: avast! Web Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
O23 - Service: NVIDIA Driver Helper Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe