Ciao
questo è quello che mi ha restituito hijackthis:


Logfile of HijackThis v1.99.1
Scan saved at 19.24.17, on 23/08/2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16512)

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\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\Programmi\Intel\Wireless\Bin\EvtEng.exe
C:\Programmi\Intel\Wireless\Bin\S24EvMon.exe
C:\Programmi\Alwil Software\Avast4\aswUpdSv.exe
C:\Programmi\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\eHome\ehRecvr.exe
C:\WINDOWS\eHome\ehSched.exe
C:\WINDOWS\system32\drivers\KodakCCS.exe
C:\Programmi\File comuni\LightScribe\LSSrvc.exe
C:\Programmi\Intel\Wireless\Bin\RegSrvc.exe
C:\WINDOWS\system32\svchost.exe
C:\Programmi\Alwil Software\Avast4\ashMaiSv.exe
C:\Programmi\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\system32\dllhost.exe
C:\WINDOWS\system32\wscntfy.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\ATK0100\HControl.exe
C:\WINDOWS\ehome\ehtray.exe
C:\Programmi\ATI Technologies\ATI.ACE\CLI.EXE
C:\WINDOWS\RTHDCPL.EXE
C:\Programmi\Synaptics\SynTP\SynTPEnh.exe
C:\Programmi\Wireless Console 2\wcourier.exe
C:\Programmi\Intel\Wireless\bin\ZCfgSvc.exe
C:\WINDOWS\eHome\ehmsas.exe
C:\Programmi\Intel\Wireless\Bin\ifrmewrk.exe
C:\Programmi\Intel\Wireless\Bin\EOUWiz.exe
C:\Programmi\ASUS\ASUS Live Update\ALU.exe
C:\Programmi\ASUS\Power4 Gear\BatteryLife.exe
C:\Programmi\PowerForPhone\PowerForPhone\PowerForP hone.exe
C:\Programmi\ASUS\Splendid\ACMON.exe
C:\WINDOWS\sm56hlpr.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Programmi\QuickTime\qttask.exe
C:\Programmi\DAEMON Tools\daemon.exe
C:\WINDOWS\system32\ACEngSvr.exe
C:\WINDOWS\ATK0100\ATKOSD.exe
C:\Programmi\IPM\Adsl\DataWay\dslstat.exe
C:\WINDOWS\system32\dslagent.exe
C:\Programmi\Messenger\msmsgs.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\MSN Messenger\MsnMsgr.Exe
C:\Programmi\ASUS\Asus ChkMail\ChkMail.exe
C:\Programmi\ASUS\Asus MultiFrame\MultiFrame.exe
C:\Programmi\Toshiba\Bluetooth Toshiba Stack\TosBtMng.exe
C:\Programmi\Kodak\Kodak EasyShare Software\bin\EasyShare.exe
C:\Programmi\Kodak\KODAK Software Updater\7288971\Program\Kodak Software Updater.exe
C:\Programmi\Toshiba\Bluetooth Toshiba Stack\TosA2dp.exe
C:\Programmi\Toshiba\Bluetooth Toshiba Stack\TosBtHid.exe
C:\Programmi\Toshiba\Bluetooth Toshiba Stack\TosBtHsp.exe
C:\Programmi\Toshiba\Bluetooth Toshiba Stack\tosOBEX.exe
C:\Programmi\Toshiba\Bluetooth Toshiba Stack\tosBtProc.exe
C:\PROGRA~1\Intel\Wireless\Bin\Dot1XCfg.exe
C:\Programmi\ATI Technologies\ATI.ACE\cli.exe
C:\Programmi\ATI Technologies\ATI.ACE\cli.exe
C:\Documents and Settings\Carlina\Documenti\virus\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.it/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=69157
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
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://windowsupdate.microsoft.com/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - c:\Programmi\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O4 - HKLM\..\Run: [HControl] C:\WINDOWS\ATK0100\HControl.exe
O4 - HKLM\..\Run: [ehTray] C:\WINDOWS\ehome\ehtray.exe
O4 - HKLM\..\Run: [ATICCC] "C:\Programmi\ATI Technologies\ATI.ACE\CLIStart.exe"
O4 - HKLM\..\Run: [SkyTel] SkyTel.EXE
O4 - HKLM\..\Run: [RTHDCPL] RTHDCPL.EXE
O4 - HKLM\..\Run: [Alcmtr] ALCMTR.EXE
O4 - HKLM\..\Run: [SynTPEnh] C:\Programmi\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [Wireless Console 2] C:\Programmi\Wireless Console 2\wcourier.exe
O4 - HKLM\..\Run: [IntelZeroConfig] "C:\Programmi\Intel\Wireless\bin\ZCfgSvc.exe"
O4 - HKLM\..\Run: [IntelWireless] "C:\Programmi\Intel\Wireless\Bin\ifrmewrk.exe" /tf Intel PROSet/Wireless
O4 - HKLM\..\Run: [EOUApp] "C:\Programmi\Intel\Wireless\Bin\EOUWiz.exe"
O4 - HKLM\..\Run: [ASUS Live Update] C:\Programmi\ASUS\ASUS Live Update\ALU.exe
O4 - HKLM\..\Run: [Power_Gear] C:\Programmi\ASUS\Power4 Gear\BatteryLife.exe 1
O4 - HKLM\..\Run: [PowerForPhone] C:\Programmi\PowerForPhone\PowerForPhone\PowerForP hone.exe
O4 - HKLM\..\Run: [ACMON] C:\Programmi\ASUS\Splendid\ACMON.exe
O4 - HKLM\..\Run: [ABLKSR] C:\WINDOWS\ABLKSR\ABLKSR.exe
O4 - HKLM\..\Run: [SMSERIAL] C:\WINDOWS\sm56hlpr.exe
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Programmi\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [DAEMON Tools] "C:\Programmi\DAEMON Tools\daemon.exe" -lang 1033
O4 - HKLM\..\Run: [bilzsa.exe] C:\DOCUME~1\Carlina\IMPOST~1\Temp\bilzsa.exe
O4 - HKLM\..\Run: [zeuvpa.exe] C:\WINDOWS\TEMP\zeuvpa.exe
O4 - HKLM\..\Run: [DSLSTATEXE] C:\Programmi\IPM\Adsl\DataWay\dslstat.exe icon
O4 - HKLM\..\Run: [DSLAGENTEXE] dslagent.exe USB
O4 - HKCU\..\Run: [MSMSGS] "C:\Programmi\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [Net4Switch] C:\Programmi\ASUS\Net4Switch\Net4Switch.exe
O4 - HKCU\..\Run: [MsnMsgr] "C:\Programmi\MSN Messenger\MsnMsgr.Exe" /background
O4 - Global Startup: ASUS ChkMail.lnk = C:\Programmi\ASUS\Asus ChkMail\ChkMail.exe
O4 - Global Startup: MultiFrame.lnk = ?
O4 - Global Startup: Bluetooth Manager.lnk = ?
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Programmi\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: Kodak EasyShare software.lnk = C:\Programmi\Kodak\Kodak EasyShare Software\bin\EasyShare.exe
O4 - Global Startup: Kodak software updater.lnk = C:\Programmi\Kodak\KODAK Software Updater\7288971\Program\Kodak Software Updater.exe
O4 - Global Startup: Tasto di scelta rapida per l'avvio di AutoCAD.lnk = C:\Programmi\File comuni\Autodesk Shared\acstart17.exe
O4 - Global Startup: Adobe Gamma Loader.lnk = C:\Programmi\File comuni\Adobe\Calibration\Adobe Gamma Loader.exe
O8 - Extra context menu item: &NeoTrace It! - C:\PROGRA~1\NEOTRA~1\NTXcontext.htm
O8 - Extra context menu item: E&sporta in Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Ricerche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Programmi\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Programmi\Messenger\msmsgs.exe
O9 - Extra button: NeoTrace It! - {9885224C-1217-4c5f-83C2-00002E6CEF2B} - C:\PROGRA~1\NEOTRA~1\NTXtoolbar.htm (file missing) (HKCU)
O11 - Options group: [INTERNATIONAL] International*
O14 - IERESET.INF: START_PAGE_URL=http://www.asus.com
O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - http://sognatriceipnagogica.spaces.l...d/MsnPUpld.cab
O16 - DPF: {5D6F45B3-9043-443D-A792-115447494D24} (UnoCtrl Class) - http://messenger.zone.msn.com/IT-IT/.../GAME_UNO1.cab
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary...t.cab31267.cab
O16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary...t.cab56907.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/ge...sh/swflash.cab
O16 - DPF: {F6BF0D00-0B2A-4A75-BF7B-F385591623AF} (Solitaire Showdown Class) - http://messenger.zone.msn.com/binary...n.cab31267.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{07D42FEF-5DE0-4F81-BC5C-D75EDA64C1F6}: NameServer = 212.216.112.112,212.216.172.62
O17 - HKLM\System\CS1\Services\Tcpip\..\{07D42FEF-5DE0-4F81-BC5C-D75EDA64C1F6}: NameServer = 212.216.112.112,212.216.172.62
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: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Programmi\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: Autodesk Licensing Service - Autodesk - C:\Programmi\File comuni\Autodesk Shared\Service\AdskScSrv.exe
O23 - Service: avast! Antivirus - ALWIL Software - 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: Intel(R) PROSet/Wireless Event Log (EvtEng) - Intel Corporation - C:\Programmi\Intel\Wireless\Bin\EvtEng.exe
O23 - Service: Kodak Camera Connection Software (KodakCCS) - Eastman Kodak Company - C:\WINDOWS\system32\drivers\KodakCCS.exe
O23 - Service: LightScribeService Direct Disc Labeling Service (LightScribeService) - Hewlett-Packard Company - C:\Programmi\File comuni\LightScribe\LSSrvc.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


E' un bel casino...Grazie in anticipo per il tuo aiuto!!!
Ciao