Esegui 
Gli antivirus come al solito sono praticamente inutili quindi mi affido a voi.
Ecco il Log
Logfile of HijackThis v1.99.1
Scan saved at 14.04.12, on 10/05/2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.5296.0000)
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\Intel\Wireless\Bin\EvtEng.exe
C:\WINDOWS\Explorer.EXE
C:\Programmi\Intel\Wireless\Bin\S24EvMon.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Programmi\AntiVir PersonalEdition Classic\avguard.exe
C:\Programmi\Apoint\Apoint.exe
C:\WINDOWS\ehome\ehtray.exe
C:\WINDOWS\system32\hkcmd.exe
C:\WINDOWS\system32\igfxpers.exe
C:\WINDOWS\system32\ICO.EXE
C:\Programmi\Sony\VAIO Power Management\SPMgr.exe
C:\Programmi\Sony\ISB Utility\ISBMgr.exe
C:\Programmi\Apoint\Apntex.exe
C:\Programmi\File comuni\PCSuite\DataLayer\DataLayer.exe
C:\Programmi\Nokia\Nokia PC Suite 6\LaunchApplication.exe
C:\Programmi\AntiVir PersonalEdition Classic\sched.exe
C:\Programmi\ScanSoft\OmniPageSE2.0\OpwareSE2.exe
C:\Programmi\Java\jre1.5.0_11\bin\jusched.exe
C:\Programmi\iTunes\iTunesHelper.exe
C:\Programmi\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe
C:\Programmi\AntiVir PersonalEdition Classic\avgnt.exe
C:\Programmi\QuickTime\qttask.exe
C:\WINDOWS\eHome\ehRecvr.exe
C:\Programmi\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe
C:\Programmi\Nokia\Nokia PC Suite 6\PcSync2.exe
C:\Programmi\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
C:\WINDOWS\eHome\ehSched.exe
C:\PROGRA~1\FILECO~1\PCSuite\Services\SERVIC~1.EXE
C:\Programmi\File comuni\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\Programmi\MSN Messenger\MsnMsgr.Exe
C:\Programmi\Microsoft SQL Server\MSSQL$VAIO_VEDB\Binn\sqlservr.exe
C:\PROGRA~1\FILECO~1\Nokia\MPAPI\MPAPI3s.exe
H:\ares\Ares.exe
C:\Programmi\Intel\Wireless\Bin\RegSrvc.exe
C:\WINDOWS\system32\ctfmon.exe
C:\PROGRA~1\Sony\SONICS~1\SsAAD.exe
C:\WINDOWS\system32\svchost.exe
C:\Programmi\Skype\Phone\Skype.exe
C:\Programmi\File comuni\Symantec Shared\CCPD-LC\symlcsvc.exe
C:\Programmi\Sony\VAIO Event Service\VESMgr.exe
C:\Programmi\File comuni\Sony Shared\VAIO Entertainment Platform\VCSW\VCSW.exe
C:\Programmi\File comuni\Sony Shared\VAIO Entertainment Platform\VzCdb\VzCdbSvc.exe
C:\Programmi\File comuni\Sony Shared\VAIO Entertainment Platform\VzCdb\VzFw.exe
C:\Programmi\Skype\Plugin Manager\skypePM.exe
C:\Programmi\iPod\bin\iPodService.exe
C:\WINDOWS\system32\dllhost.exe
C:\WINDOWS\eHome\ehmsas.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Programmi\MSN Messenger\usnsvc.exe
C:\Programmi\Mozilla Firefox\firefox.exe
H:\HijackThis.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.it/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://www.club-vaio.com/en/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Programmi\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Programmi\Java\jre1.5.0_11\bin\ssv.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\programmi\google\googletoolbar3.dll
O3 - Toolbar: Easy-WebPrint - {327C2873-E90D-4c37-AA9D-10AC9BABA46C} - C:\Programmi\Canon\Easy-WebPrint\Toolband.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\programmi\google\googletoolbar3.dll
O4 - HKLM\..\Run: [Apoint] C:\Programmi\Apoint\Apoint.exe
O4 - HKLM\..\Run: [ehTray] C:\WINDOWS\ehome\ehtray.exe
O4 - HKLM\..\Run: [igfxtray] C:\WINDOWS\system32\igfxtray.exe
O4 - HKLM\..\Run: [igfxhkcmd] C:\WINDOWS\system32\hkcmd.exe
O4 - HKLM\..\Run: [igfxpers] C:\WINDOWS\system32\igfxpers.exe
O4 - HKLM\..\Run: [SkyTel] SkyTel.EXE
O4 - HKLM\..\Run: [AzMixerSel] C:\Programmi\Realtek\InstallShield\AzMixerSel.exe
O4 - HKLM\..\Run: [Mouse Suite 98 Daemon] ICO.EXE
O4 - HKLM\..\Run: [SonyPowerCfg] "C:\Programmi\Sony\VAIO Power Management\SPMgr.exe"
O4 - HKLM\..\Run: [ISBMgr.exe] "C:\Programmi\Sony\ISB Utility\ISBMgr.exe"
O4 - HKLM\..\Run: [Switcher.exe] "C:\Programmi\Sony\Wireless Switch Setting Utility\Switcher.exe"
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [DataLayer] "C:\Programmi\File comuni\PCSuite\DataLayer\DataLayer.exe"
O4 - HKLM\..\Run: [PCSuiteTrayApplication] "C:\Programmi\Nokia\Nokia PC Suite 6\LaunchApplication.exe" -onlytray
O4 - HKLM\..\Run: [OpwareSE2] "C:\Programmi\ScanSoft\OmniPageSE2.0\OpwareSE2.exe"
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Programmi\Java\jre1.5.0_11\bin\jusched.exe"
O4 - HKLM\..\Run: [iTunesHelper] "C:\Programmi\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [avgnt] "C:\Programmi\AntiVir PersonalEdition Classic\avgnt.exe" /min
O4 - HKLM\..\Run: [QuickTime Task] "C:\Programmi\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [kav] "C:\Programmi\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe"
O4 - HKCU\..\Run: [PcSync] "C:\Programmi\Nokia\Nokia PC Suite 6\PcSync2.exe" /NoDialog
O4 - HKCU\..\Run: [swg] C:\Programmi\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
O4 - HKCU\..\Run: [MsnMsgr] "C:\Programmi\MSN Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [ares] "H:\ares\Ares.exe" -h
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [SsAAD.exe] C:\PROGRA~1\Sony\SONICS~1\SsAAD.exe
O4 - HKCU\..\Run: [Skype] "C:\Programmi\Skype\Phone\Skype.exe" /nosplash /minimized
O4 - Startup: Adobe Gamma.lnk = C:\Programmi\File comuni\Adobe\Calibration\Adobe Gamma Loader.exe
O4 - Global Startup: Avvio veloce di Adobe Reader.lnk = C:\Programmi\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O8 - Extra context menu item: Aggiungi all'elenco di stampa Easy-WebPrint - res://C:\Programmi\Canon\Easy-WebPrint\Resource.dll/RC_AddToList.html
O8 - Extra context menu item: Aggiungi sito di supporto RSS a VAIO Information FLOW - C:\Programmi\Sony\VAIO Information FLOW\aiesc.html
O8 - Extra context menu item: Anteprima Easy-WebPrint - res://C:\Programmi\Canon\Easy-WebPrint\Resource.dll/RC_Preview.html
O8 - Extra context menu item: E&sporta in Microsoft Excel - res://C:\PROGRA~1\MICROS~4\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: Stampa ad alta velocità Easy-WebPrint - res://C:\Programmi\Canon\Easy-WebPrint\Resource.dll/RC_HSPrint.html
O8 - Extra context menu item: Stampa Easy-WebPrint - res://C:\Programmi\Canon\Easy-WebPrint\Resource.dll/RC_Print.html
O9 - Extra button: Antivirus de la Web - {1F460357-8A94-4D71-9CA3-AA4ACF32ED8E} - C:\Programmi\Kaspersky Lab\Kaspersky Anti-Virus 6.0\scieplugin.dll
O11 - Options group: [INTERNATIONAL] International*
O14 - IERESET.INF: START_PAGE_URL=http://www.club-vaio.com/en/
O15 - Trusted Zone: *.sony-europe.com
O15 - Trusted Zone: *.sonystyle-europe.com
O15 - Trusted Zone: *.vaio-link.com
O16 - DPF: {00B71CFB-6864-4346-A978-C0A14556272C} (Checkers Class) - http://messenger.zone.msn.com/binary/ms ... b31267.cab
O16 - DPF: {14B87622-7E19-4EA8-93B3-97215F77A6BC} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/Me ... b31267.cab
O16 - DPF: {20A60F0D-9AFA-4515-A0FD-83BD84642501} (Checkers Class) - http://messenger.zone.msn.com/binary/ms ... b56986.cab
O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - http://spezzaferroivan.spaces.live.com/ ... nPUpld.cab
O16 - DPF: {5D6F45B3-9043-443D-A792-115447494D24} (UnoCtrl Class) - http://messenger.zone.msn.com/IT-IT/a-U ... E_UNO1.cab
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/Me ... b31267.cab
O16 - DPF: {B8BE5E93-A60C-4D26-A2DC-220313175592} (ZoneIntro Class) - http://messenger.zone.msn.com/binary/ZI ... b53083.cab
O16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/Me ... b56907.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{B82E2D4B-634A-4A25-AC20-24CD35148720}: NameServer = 193.12.150.2,212.247.152.2
O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\FILECO~1\Skype\SKYPE4~1.DLL
O20 - Winlogon Notify: igfxcui - C:\WINDOWS\SYSTEM32\igfxdev.dll
O20 - Winlogon Notify: klogon - C:\WINDOWS\system32\klogon.dll
O20 - Winlogon Notify: VESWinlogon - C:\WINDOWS\SYSTEM32\VESWinlogon.dll
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll
O23 - Service: Adobe LM Service - Adobe Systems - C:\Programmi\File comuni\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: AntiVir PersonalEdition Classic Scheduler (AntiVirScheduler) - Avira GmbH - C:\Programmi\AntiVir PersonalEdition Classic\sched.exe
O23 - Service: AntiVir PersonalEdition Classic Guard (AntiVirService) - Avira GmbH - C:\Programmi\AntiVir PersonalEdition Classic\avguard.exe
O23 - Service: Ares Chatroom server (AresChatServer) - Ares Development Group - H:\ares\chatServer.exe
O23 - Service: Kaspersky Anti-Virus 6.0 (AVP) - Unknown owner - C:\Programmi\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe" -r (file missing)
O23 - Service: Intel(R) PROSet/Wireless Event Log (EvtEng) - Intel Corporation - C:\Programmi\Intel\Wireless\Bin\EvtEng.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:\Programmi\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Programmi\File comuni\InstallShield\Driver\1150\Intel 32\IDriverT.exe
O23 - Service: Image Converter video recording monitor for VAIO Entertainment - Sony Corporation - C:\Programmi\Sony\Image Converter 2\IcVzMon.exe
O23 - Service: Servizio iPod (iPod Service) - Apple Inc. - C:\Programmi\iPod\bin\iPodService.exe
O23 - Service: MSCSPTISRV - Sony Corporation - C:\Programmi\File comuni\Sony Shared\AVLib\MSCSPTISRV.exe
O23 - Service: PACSPTISVR - Sony Corporation - C:\Programmi\File comuni\Sony Shared\AVLib\PACSPTISVR.exe
O23 - Service: Intel(R) PROSet/Wireless Registry Service (RegSrvc) - Intel Corporation - C:\Programmi\Intel\Wireless\Bin\RegSrvc.exe
O23 - Service: Intel(R) PROSet/Wireless Service (S24EventMonitor) - Intel Corporation - C:\Programmi\Intel\Wireless\Bin\S24EvMon.exe
O23 - Service: Sony SPTI Service (SPTISRV) - Sony Corporation - C:\Programmi\File comuni\Sony Shared\AVLib\SPTISRV.exe
O23 - Service: SonicStage SCSI Service (SSScsiSV) - Sony Corporation - C:\Programmi\File comuni\Sony Shared\AVLib\SSScsiSV.exe
O23 - Service: Symantec Core LC - Symantec Corporation - C:\Programmi\File comuni\Symantec Shared\CCPD-LC\symlcsvc.exe
O23 - Service: VAIO Entertainment TV Device Arbitration Service - Sony Corporation - C:\Programmi\File comuni\Sony Shared\VAIO Entertainment Platform\VzCs\VzHardwareResourceManager\VzHardwareResourceManager.exe
O23 - Service: VAIO Event Service - Sony Corporation - C:\Programmi\Sony\VAIO Event Service\VESMgr.exe
O23 - Service: VAIO Media Integrated Server (VAIOMediaPlatform-IntegratedServer-AppServer) - Sony Corporation - C:\Programmi\Sony\VAIO Media Integrated Server\VMISrv.exe
O23 - Service: VAIO Media Integrated Server (HTTP) (VAIOMediaPlatform-IntegratedServer-HTTP) - Unknown owner - C:\Programmi\Sony\VAIO Media Integrated Server\Platform\SV_Httpd.exe" /Service=VAIOMediaPlatform-IntegratedServer-HTTP /RegRoot="SOFTWARE\Sony Corporation\VAIO Media Platform\2.0" /RegExt="Applications\IntegratedServer\HTTP (file missing)
O23 - Service: VAIO Media Integrated Server (UPnP) (VAIOMediaPlatform-IntegratedServer-UPnP) - Sony Corporation - C:\Programmi\Sony\VAIO Media Integrated Server\Platform\UPnPFramework.exe
O23 - Service: VAIO Media Gateway Server (VAIOMediaPlatform-Mobile-Gateway) - Unknown owner - C:\Programmi\Sony\VAIO Media Integrated Server\Platform\VmGateway.exe" /Service=VAIOMediaPlatform-Mobile-Gateway /RegRoot="SOFTWARE\Sony Corporation\VAIO Media Platform\2.0" /RegExt="\Addons\Packages\Mobile\Gateway" /DisplayName="VAIO Media Gateway Server (file missing)
O23 - Service: VAIO Cooporated Initialisation (VCI) - Sony Corporation - C:\Programmi\Sony\VAIO Cooperated Initialisation\VCI_SVC.exe
O23 - Service: VAIO Entertainment UPnP Client Adapter (Vcsw) - Sony Corporation - C:\Programmi\File comuni\Sony Shared\VAIO Entertainment Platform\VCSW\VCSW.exe
O23 - Service: VAIO Entertainment Database Service (VzCdbSvc) - Sony Corporation - C:\Programmi\File comuni\Sony Shared\VAIO Entertainment Platform\VzCdb\VzCdbSvc.exe
O23 - Service: VAIO Entertainment File Import Service (VzFw) - Sony Corporation - C:\Programmi\File comuni\Sony Shared\VAIO Entertainment Platform\VzCdb\VzFw.exe
