ti ringrazio. Ecco il log:

Logfile of HijackThis v1.99.1
Scan saved at 11.06 Hack, on 24/02/2007
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\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
D:\Programmi\Sygate\SPF\smc.exe
C:\WINDOWS\system32\spoolsv.exe
D:\Programmi\Acunetix\Web Vulnerability Scanner 4\WVSScheduler.exe
D:\Programmi\WIDCOMM\Software Bluetooth\bin\btwdins.exe
D:\Programmi\Eset\nod32krn.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\RunDll32.exe
C:\Programmi\ATI Technologies\ATI.ACE\cli.exe
D:\Programmi\Eset\nod32kui.exe
C:\Programmi\Java\jre1.5.0_11\bin\jusched.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\ATI Technologies\ATI.ACE\CLI.exe
D:\Programmi\WIDCOMM\Software Bluetooth\BTTray.exe
C:\WINDOWS\system32\wuauclt.exe
C:\PROGRA~1\INCRED~1\bin\IMApp.exe
C:\hijackthis\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.it/
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Int ernet Settings,ProxyServer = localhost:8118
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: Megaupload Toolbar - {4E7BD74F-2B8D-469E-CCB0-B130EEDBE97C} - C:\Programmi\MegauploadToolbar\megauploadtoolbar.d ll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Programmi\Java\jre1.5.0_11\bin\ssv.dll
O3 - Toolbar: Megaupload Toolbar - {4E7BD74F-2B8D-469E-CCB0-B130EEDBE97C} - C:\Programmi\MegauploadToolbar\megauploadtoolbar.d ll
O4 - HKLM\..\Run: [Cmaudio] RunDll32 cmicnfg.cpl,CMICtrlWnd
O4 - HKLM\..\Run: [ATIPTA] C:\Programmi\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [ATICCC] "C:\Programmi\ATI Technologies\ATI.ACE\cli.exe" runtime
O4 - HKLM\..\Run: [nod32kui] "D:\Programmi\Eset\nod32kui.exe" /WAITSERVICE
O4 - HKLM\..\Run: [SmcService] D:\PROGRA~1\Sygate\SPF\smc.exe -startgui
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Programmi\Java\jre1.5.0_11\bin\jusched.exe "
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - Startup: Adobe Gamma.lnk = C:\Programmi\File comuni\Adobe\Calibration\Adobe Gamma Loader.exe
O4 - Global Startup: ATI CATALYST System Tray.lnk = C:\Programmi\ATI Technologies\ATI.ACE\CLI.exe
O4 - Global Startup: BTTray.lnk = ?
O8 - Extra context menu item: E&sporta in Microsoft Excel - res://D:\PROGRA~1\MICROS~1\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: Invia a &Bluetooth - D:\Programmi\WIDCOMM\Software Bluetooth\btsendto_ie_ctx.htm
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Programmi\Java\jre1.5.0_11\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Programmi\Java\jre1.5.0_11\bin\ssv.dll
O9 - Extra button: Ricerche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - D:\PROGRA~1\MICROS~1\OFFICE11\REFIEBAR.DLL
O9 - Extra button: @btrez.dll,-4015 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - D:\Programmi\WIDCOMM\Software Bluetooth\btsendto_ie.htm
O9 - Extra 'Tools' menuitem: @btrez.dll,-4017 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - D:\Programmi\WIDCOMM\Software Bluetooth\btsendto_ie.htm
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
O16 - DPF: {0EB0E74A-2A76-4AB3-A7FB-9BD8C29F7F75} (CKAVWebScan Object) - http://www.kaspersky.com/kos/eng/par...an_unicode.cab
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
O23 - Service: Acunetix WVS Scheduler (AcuWVSScheduler) - Acunetix Ltd. - D:\Programmi\Acunetix\Web Vulnerability Scanner 4\WVSScheduler.exe
O23 - Service: Adobe LM Service - Adobe Systems - C:\Programmi\File comuni\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: Bluetooth Service (btwdins) - Broadcom Corporation. - D:\Programmi\WIDCOMM\Software Bluetooth\bin\btwdins.exe
O23 - Service: NOD32 Kernel Service (NOD32krn) - Eset - D:\Programmi\Eset\nod32krn.exe
O23 - Service: Sygate Personal Firewall Pro (SmcService) - Sygate Technologies, Inc. - D:\Programmi\Sygate\SPF\smc.exe

a me sembra apposto. La scansione con Kaspersky online l'avevo già fatta tempo fa, ma ovviamente mi segnala i trojan che trova nella cartella dove li ho messi io.
Fatemi sapere
grazie