Esegui 
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:\Programmi\Ahead\InCD\InCDsrv.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\ehome\ehtray.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\system32\rundll32.exe
C:\Programmi\Ahead\InCD\InCD.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\WINDOWS\ALCWZRD.EXE
C:\Programmi\AntiVir PersonalEdition Classic\avgnt.exe
C:\Programmi\File comuni\Real\Update_OB\realsched.exe
C:\Programmi\QuickTime\qttask.exe
C:\PROGRA~1\Nokia\NOKIAP~1\LAUNCH~1.EXE
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Programmi\BitComet\BitComet.exe
C:\Programmi\Adobe\Acrobat 7.0\Reader\reader_sl.exe
C:\Programmi\Alice ti aiuta\bin\mpbtn.exe
C:\PROGRA~1\FILECO~1\PCSuite\Services\SERVIC~1.EXE
C:\TinMessenger\c6Messenger.exe
C:\Programmi\AntiVir PersonalEdition Classic\sched.exe
C:\Programmi\AntiVir PersonalEdition Classic\avguard.exe
C:\Programmi\Alwil Software\Avast4\aswUpdSv.exe
C:\Programmi\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\system32\cisvc.exe
C:\WINDOWS\eHome\ehRecvr.exe
C:\WINDOWS\eHome\ehSched.exe
C:\Programmi\ewido anti-malware\ewidoctrl.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\system32\slserv.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\WFXSVC.EXE
C:\Programmi\Symantec\WinFax\WFXMOD32.EXE
C:\WINDOWS\system32\wuauclt.exe
C:\Programmi\Alwil Software\Avast4\ashMaiSv.exe
C:\Programmi\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\system32\dllhost.exe
C:\WINDOWS\system32\slrundll.exe
C:\WINDOWS\eHome\ehmsas.exe
C:\Documents and Settings\PC\Desktop\Gabriele\HijackThis.exe
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = 127.0.0.1
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Programmi\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Programmi\Spybot - Search & Destroy\SDHelper.dll
O2 - BHO: ST - {9394EDE7-C8B5-483E-8773-474BF36AF6E4} - C:\Programmi\MSN Apps\ST\01.03.0000.1005\en-xu\stmain.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\programmi\google\googletoolbar2.dll
O2 - BHO: MSNToolBandBHO - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Programmi\MSN Apps\MSN Toolbar\MSN Toolbar\01.02.5000.1021\it\msntb.dll
O3 - Toolbar: Virgilio Toolbar - {D3403F28-7D39-435F-A8CB-45016C29E48E} - C:\Programmi\Virgilio Toolbar\VirgilioBand.dll
O3 - Toolbar: MSN - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Programmi\MSN Apps\MSN Toolbar\MSN Toolbar\01.02.5000.1021\it\msntb.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\programmi\google\googletoolbar2.dll
O4 - HKLM\..\Run: [ehTray] C:\WINDOWS\ehome\ehtray.exe
O4 - HKLM\..\Run: [BluetoothAuthenticationAgent] rundll32.exe bthprops.cpl,,BluetoothAuthenticationAgent
O4 - HKLM\..\Run: [CnxTrApp] rundll32.exe "C:\Programmi\Pirelli\Access Gateway USB Network\CnxTrApp.dll",AppEntry -REG "Pirelli\Access Gateway USB"
O4 - HKLM\..\Run: [FineReader7NewsReaderPro] "C:\Programmi\ABBYY FineReader 7.0 Professional Edition\AbbyyNewsReader.exe"
O4 - HKLM\..\Run: [High Definition Audio Property Page Shortcut] HDAShCut.exe
O4 - HKLM\..\Run: [InCD] C:\Programmi\Ahead\InCD\InCD.exe
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [AlcWzrd] ALCWZRD.EXE
O4 - HKLM\..\Run: [Alcmtr] ALCMTR.EXE
O4 - HKLM\..\Run: [avgnt] "C:\Programmi\AntiVir PersonalEdition Classic\avgnt.exe" /min
O4 - HKLM\..\Run: [TkBellExe] "C:\Programmi\File comuni\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [iTunesHelper] "C:\Programmi\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [QuickTime Task] "C:\Programmi\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [outlook] C:\Programmi\outlook\outlook.exe /auto
O4 - HKLM\..\Run: [PCSuiteTrayApplication] C:\PROGRA~1\Nokia\NOKIAP~1\LAUNCH~1.EXE -onlytray
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKCU\..\Run: [BitComet] "C:\Programmi\BitComet\BitComet.exe"
O4 - Startup: C6 Messenger.lnk = C:\TinMessenger\c6Messenger.exe
O4 - Global Startup: Alice ti aiuta.lnk = C:\Programmi\Alice ti aiuta\bin\matcli.exe
O4 - Global Startup: Avvio veloce di Adobe Reader.lnk = C:\Programmi\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Programmi\Microsoft Office\Office\OSA9.EXE
O4 - Global Startup: QuickTV.lnk = C:\Programmi\AVerTV PVR\QuickTV.exe
O16 - DPF: {0EB0E74A-2A76-4AB3-A7FB-9BD8C29F7F75} (CKAVWebScan Object) - http://www.kaspersky.com/downloads/kws/ ... nicode.cab
O16 - DPF: {14B87622-7E19-4EA8-93B3-97215F77A6BC} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/Me ... b31267.cab
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://v5.windowsupdate.microsoft.com/v ... 7635389812
O16 - DPF: {6E32070A-766D-4EE6-879C-DC1FA91D2FC3} (MUWebControl Class) - http://update.microsoft.com/microsoftup ... 4923101446
O16 - DPF: {814EA0DA-E0D9-4AA4-833C-A1A6D38E79E9} (DASWebDownload Class) - http://das.microsoft.com/activate/cab/x ... DASAct.cab
O16 - DPF: {FE0BD779-44EE-4A4B-AA2E-743C63F2E5E6} (IWinAmpActiveX Class) - http://pdl.stream.aol.com/downloads/aol ... _en_dl.cab
O23 - Service: AntiVir Scheduler (AntiVirScheduler) - Avira GmbH - C:\Programmi\AntiVir PersonalEdition Classic\sched.exe
O23 - Service: AntiVir PersonalEdition Classic Service (AntiVirService) - AVIRA GmbH - C:\Programmi\AntiVir PersonalEdition Classic\avguard.exe
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - Unknown owner - C:\Programmi\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - Unknown owner - C:\Programmi\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - Unknown owner - C:\Programmi\Alwil Software\Avast4\ashMaiSv.exe" /service (file missing)
O23 - Service: avast! Web Scanner - Unknown owner - C:\Programmi\Alwil Software\Avast4\ashWebSv.exe" /service (file missing)
O23 - Service: ewido security suite control - ewido networks - C:\Programmi\ewido anti-malware\ewidoctrl.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Programmi\File comuni\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: InCD Helper (InCDsrv) - Ahead Software AG - C:\Programmi\Ahead\InCD\InCDsrv.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: SmartLinkService (SLService) - Smart Link - C:\WINDOWS\SYSTEM32\slserv.exe
O23 - Service: WinFax PRO (wfxsvc) - Symantec Corporation - C:\WINDOWS\system32\WFXSVC.EXE
comunque se non mi sbaglio anche HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE
è dannoso l'ho letto da qualche parte e anche se lo deleto torna
ed ecco il log di quel sito
Scan results
File: winwly32.dll
Date: 04/18/2006 12:33:52 (CET)
----
AntiVir 6.34.0.24/20060418 found [TR/Agent.QT.5]
Avast 4.6.695.0/20060417 found nothing
AVG 386/20060418 found [Generic.STY]
Avira 6.34.0.56/20060418 found [TR/Agent.QT.5]
BitDefender 7.2/20060418 found [Backdoor.Vuro.A]
CAT-QuickHeal 8.00/20060418 found nothing
ClamAV devel-20060202/20060418 found nothing
DrWeb 4.33/20060418 found [BackDoor.Vuro]
eTrust-InoculateIT 23.71.132/20060418 found nothing
eTrust-Vet 12.4.2165/20060418 found nothing
Ewido 3.5/20060418 found [Trojan.Agent.qt]
Fortinet 2.71.0.0/20060418 found [W32/Agent.QT!tr]
F-Prot 3.16c/20060418 found nothing
Ikarus 0.2.59.0/20060418 found [Backdoor.Win32.Hupigon.BV]
Kaspersky 4.0.2.24/20060418 found [Trojan.Win32.Agent.qt]
McAfee 4742/20060417 found nothing
NOD32v2 1.1494/20060418 found [Win32/TrojanDownloader.Small.CML]
Norman 5.90.15/20060417 found nothing
Panda 9.0.0.4/20060417 found [Suspicious file]
Sophos 4.04.0/20060418 found nothing
Symantec 8.0/20060418 found nothing
TheHacker 5.9.7.130/20060416 found nothing
UNA 1.83/20060417 found [Trojan.Win32.Agent]
VBA32 3.10.5/20060417 found [BackDoor.Vuro]
