Est-ce un virus?

bjr a tous,
voilà,mon ordi rame un max.une fois connecte,il met 10min à ouvrir
la page de demarrage et idem pour stopper l'ordi.
ma config:winxp;IE6;free1024;sagem800
Voici mon log HijackThis:
Logfile of HijackThis v1.97.7
Scan saved at 14:24:15, on 22/06/2004
Platform: Windows XP SP1 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

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\Ahead\InCD\InCDsrv.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\slserv.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Elaborate Bytes\CloneCD\CloneCDTray.exe
C:\Program Files\Ahead\InCD\InCD.exe
C:\Program Files\Larousse\Petit Larousse 2003\bin\HiPL2002popup.exe
C:\Program Files\Tweak-XP Pro 3\AdBlocker.exe
C:\Program Files\SAGEM\SAGEM F@st 800-908\dslmon.exe
C:\Program Files\Internet Explorer\iexplore.exe
D:\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.voila.fr
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://freebox.free.fr/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Microsoft Internet Exploreur
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page_bak = http://www.hotmail.fr/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: (no name) - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 6.0\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: (no name) - {AE7CD045-E861-484f-8273-0445EE161910} - C:\Program Files\Adobe\Acrobat 6.0\Acrobat\AcroIEFavClient.dll
O2 - BHO: (no name) - {FFFFFEF0-5B30-21D4-945D-000000000000} - C:\PROGRA~1\STARDO~1\SDIEInt.dll
O3 - Toolbar: (no name) - {E0E899AB-F487-11D5-8D29-0050BA6940E3} - (no file)
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O3 - Toolbar: Adobe PDF - {47833539-D0C5-4125-9FA8-0819E2EAAC93} - C:\Program Files\Adobe\Acrobat 6.0\Acrobat\AcroIEFavClient.dll
O4 - HKLM\..\Run: [CloneCDElbyCDFL] "C:\Program Files\Elaborate Bytes\CloneCD\ElbyCheck.exe" /L ElbyCDFL
O4 - HKLM\..\Run: [CloneCDTray] "C:\Program Files\Elaborate Bytes\CloneCD\CloneCDTray.exe"
O4 - HKLM\..\Run: [PSDrvCheck] "C:\Program Files\Pinnacle\Instant VideoAlbum\programs\PSDrvCheck.exe" -CheckReg
O4 - HKLM\..\Run: [PDF Converter Registry Controller] "C:\Program Files\ScanSoft\PDF Converter\RegistryController.exe"
O4 - HKLM\..\Run: [PDFConverterReminder] "C:\PROGRA~1\ScanSoft\PDFCON~1\EReg\EReg.exe" -r "C:\PROGRA~1\ScanSoft\PDFCON~1\EReg\ereg.ini"
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [ImageDrive.exe] C:\Program Files\Ahead\ImageDrive\ImageDrive.exe
O4 - HKLM\..\Run: [InCD] C:\Program Files\Ahead\InCD\InCD.exe
O4 - HKLM\..\Run: [adiras] adiras.exe
O4 - HKLM\..\Run: [HyperappelPL2003] C:\Program Files\Larousse\Petit Larousse 2003\bin\HiPL2002popup.exe
O4 - HKLM\..\Run: [KAVPersonal50] C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal\kav.exe /minimize
O4 - HKLM\..\Run: [Zone Labs Client] C:\PROGRA~1\ZONELA~1\ZONEAL~1\zlclient.exe
O4 - HKCU\..\Run: [BlockAds] "C:\Program Files\Tweak-XP Pro 3\AdBlocker.exe"
O4 - Global Startup: DSLMON.lnk = C:\Program Files\SAGEM\SAGEM F@st 800-908\dslmon.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Toolbars\Restrictions present
O8 - Extra context menu item: Download with Star Downloader - C:\Program Files\Star Downloader\sdie.htm
O8 - Extra context menu item: Ouvrir le fichier PDF dans Word - res://C:\Program Files\ScanSoft\PDF Converter\IEShellExt.dll /300
O9 - Extra 'Tools' menuitem: Console Java (Sun) (HKLM)
O9 - Extra button: Organise-notes (HKLM)
O14 - IERESET.INF: START_PAGE_URL=http://freebox.free.fr/
O17 - HKLM\System\CCS\Services\Tcpip\..\{71341864-9CE6-4631-B890-E9698454C390}: NameServer = 213.228.0.212 212.27.39.2

quelles lignes sont à virer?
Le fichier "slserv.exe" est-il un virus?
merci pour l'aide. poup