Hello Freewheelin Frank & Eddy ,
I cleaned the Adaware Alert.exe, and deleted win.dll & windll.dll.
No trace of spoo1sv.exe in the Prefetch folder also. I suppose it has been removed

The scans recommended detected some other things, but not this spoo1sv.exe.
Also the panda scanner doesn't seem usuable because Avast detect a Win32?? (can't remember exact name) during the scan process. I had to abort the scan. Tried twice, same thing happened.
E-trust scanner gave no results, same as Jotti scanner.
TrojanHunter found something (actually they are game patches I downloaded). Did not detect spoo1sv.exe also.
By the way, what is this
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install ? Is this a malware ?
My latest scan :
Logfile of HijackThis v1.99.1
Scan saved at 11:14:37 AM, on 7/9/2005
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:\Utilities\Sygate\SPF\smc.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\CTSvcCDA.exe
C:\WINDOWS\System32\nvsvc32.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Creative\ShareDLL\CtNotify.exe
C:\Program Files\Java\j2re1.4.2_05\bin\jusched.exe
C:\Utilities\Ahead\InCD\InCD.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\system32\NotifyPhoneBook.exe
C:\Program Files\MSN Apps\Updater\01.02.3000.1001\zh-sg\msnappau.exe
C:\Program Files\Creative\ShareDLL\MediaDet.Exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\PROGRA~1\POP-UP~1\PSFree.exe
C:\Documents and Settings\Teh Kek Lin\My Documents\My Download Files\Software\FreeRAM XP Pro 1.40.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\MSN Messenger\MsnMsgr.Exe
C:\Utilities\SpywareGuard\sgmain.exe
C:\Utilities\SpywareGuard\sgbhp.exe
C:\WINDOWS\system32\wuauclt.exe
C:\HijackThis\HijackThis.exe
C:\WINDOWS\system32\wscntfy.exe
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O2 - BHO: SpywareGuard Download Protection - {4A368E80-174F-4872-96B5-0B27DDD11DB2} - C:\Utilities\SpywareGuard\dlprotect.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Utilities\Spybot - Search & Destroy\SDHelper.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll
O2 - BHO: MSNToolBandBHO - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\MSN Apps\MSN Toolbar\01.02.4000.1001\zh-sg\msntb.dll
O3 - Toolbar: ó?ò?°é??(&V) - {4647E382-520B-11D2-A0D0-004033D0645D} - C:\Program Files\InfoQuick\VoiceMate\plugin\mybands.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.dll
O3 - Toolbar: MSN - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\MSN Apps\MSN Toolbar\01.02.4000.1001\zh-sg\msntb.dll
O4 - HKLM\..\Run: [Disc Detector] C:\Program Files\Creative\ShareDLL\CtNotify.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\j2re1.4.2_05\bin\jusched.exe
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\System32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [NeroCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [InCD] C:\Utilities\Ahead\InCD\InCD.exe
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [ashMaiSv] C:\PROGRA~1\ALWILS~1\Avast4\ashmaisv.exe
O4 - HKLM\..\Run: [AME_CSA] rundll32 amecsa.cpl,RUN_DLL
O4 - HKLM\..\Run: [SmcService] C:\UTILIT~1\Sygate\SPF\smc.exe -startgui
O4 - HKLM\..\Run: [msnappau] "C:\Program Files\MSN Apps\Updater\01.02.3000.1001\zh-sg\msnappau.exe"
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKCU\..\Run: [PopUpStopperFreeEdition] "C:\PROGRA~1\POP-UP~1\PSFree.exe"
O4 - HKCU\..\Run: [FreeRAM XP] "C:\Documents and Settings\Teh Kek Lin\My Documents\My Download Files\Software\FreeRAM XP Pro 1.40.exe" -win
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program Files\MSN Messenger\MsnMsgr.Exe" /background
O4 - Startup: SpywareGuard.lnk = C:\Utilities\SpywareGuard\sgmain.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office\OSA9.EXE
O4 - Global Startup: Powerword 2003.lnk = C:\Program Files\Kingsoft\Powerword 2003\XDICT.EXE
O8 - Extra context menu item: &Google Search - res://c:\program files\google\GoogleToolbar2.dll/cmsearch.html
O8 - Extra context menu item: Backward Links - res://c:\program files\google\GoogleToolbar2.dll/cmbacklinks.html
O8 - Extra context menu item: Cached Snapshot of Page - res://c:\program files\google\GoogleToolbar2.dll/cmcache.html
O8 - Extra context menu item: Similar Pages - res://c:\program files\google\GoogleToolbar2.dll/cmsimilar.html
O8 - Extra context menu item: Translate into English - res://c:\program files\google\GoogleToolbar2.dll/cmtrans.html
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\j2re1.4.2_05\bin\npjpi142_05.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\j2re1.4.2_05\bin\npjpi142_05.dll
O9 - Extra button: 3721CMail - {5D73EE86-05F1-49ed-B850-E423120EC329} -
http://cmail.3721.com?fb=client (file missing)
O9 - Extra button: PowerWord - {9A687CA6-D585-4947-9ED9-BE96071F5CD9} - C:\Program Files\Kingsoft\Powerword 2003\XDictExB.dll
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
O12 - Plugin for .spop: C:\Program Files\Internet Explorer\Plugins\NPDocBox.dll
O15 - Trusted Zone:
http://V4.Windowsupdate.microsoft.comO15 - Trusted Zone:
http://V5.Windowsupdate.microsoft.comO15 - Trusted Zone:
http://Windowsupdate.microsoft.comO15 - Trusted Zone:
http://Download.Windowsupdate.comO16 - DPF: {04E214E5-63AF-4236-83C6-A7ADCBF9BD02} (HouseCall Control) -
http://housecall60.trendmicro.com/housecall/xscan60.cabO16 - DPF: {4E888414-DB8F-11D1-9CD9-00C04F98436A} (Microsoft.WinRep) -
https://webresponse.one.microsoft.com/OAS/ActiveX/winrep.cabO16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) -
http://v5.windowsupdate.microsoft.com/v5consumer/V5Controls/en/x86/client/wuweb_site.cab?1093701870593O16 - DPF: {7B297BFD-85E4-4092-B2AF-16A91B2EA103} (WScanCtl Class) -
http://www3.ca.com/securityadvisor/virusinfo/webscan.cabO16 - DPF: {9A9307A0-7DA4-4DAF-B042-5009F29E09E1} (ActiveScan Installer Class) -
http://www.pandasoftware.com/activescan/as5/asinst.cabO16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) -
http://messenger.msn.com/download/MsnMessengerSetupDownloader.cabO18 - Protocol: dic - {C21F5C32-F57A-4A0D-8E0A-B672691C52D0} - C:\Program Files\Kingsoft\Powerword 2003\XDictExB.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: Creative Service for CDROM Access - Creative Technology Ltd - C:\WINDOWS\System32\CTSvcCDA.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe
O23 - Service: Sygate Personal Firewall (SmcService) - Sygate Technologies, Inc. - C:\Utilities\Sygate\SPF\smc.exe