Esegui 
da un po' d giorni che norton corporate mi segnala una serie di trojan che dice d aver pulito ma poi ricompaiono sotto nomi diversi anche più volte durante la giornata..
ho fatto una scansione online con prevx e mi ha segnalato questo file.. amvo.exe..
provate a controllarmi questo log di hijack per favore..
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 19.27.05, on 02/02/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16574)
Boot mode: Normal
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:\Programmi\Intel\Wireless\Bin\S24EvMon.exe
C:\Programmi\File comuni\Symantec Shared\ccSetMgr.exe
C:\Programmi\File comuni\Symantec Shared\ccEvtMgr.exe
C:\Programmi\File comuni\Symantec Shared\SPBBC\SPBBCSvc.exe
C:\Programmi\File comuni\Symantec Shared\CCPD-LC\symlcsvc.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Explorer.EXE
C:\Programmi\Adobe\Photoshop Elements 4.0\PhotoshopElementsFileAgent.exe
C:\Programmi\Symantec AntiVirus\DefWatch.exe
C:\WINDOWS\eHome\ehRecvr.exe
C:\WINDOWS\eHome\ehSched.exe
C:\Programmi\File comuni\Microsoft Shared\VS7DEBUG\mdm.exe
C:\Programmi\Microsoft SQL Server\MSSQL$VAIO_VEDB\Binn\sqlservr.exe
C:\WINDOWS\ehome\ehtray.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\Programmi\Intel\Wireless\Bin\RegSrvc.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\ICO.EXE
C:\Programmi\Symantec AntiVirus\Rtvscan.exe
C:\Programmi\Sony\VAIO Power Management\SPMgr.exe
C:\Programmi\Sony\ISB Utility\ISBMgr.exe
C:\Programmi\Sony\VAIO Update 3\VAIOUpdt.exe
C:\Programmi\File comuni\Symantec Shared\ccApp.exe
C:\PROGRA~1\SYMANT~1\VPTray.exe
C:\Programmi\Microsoft IntelliPoint\ipoint.exe
C:\Programmi\Sony\VAIO Event Service\VESMgr.exe
C:\Programmi\Java\jre1.6.0_03\bin\jusched.exe
D:\software\PC Booster\pcbooster.exe
C:\WINDOWS\system32\ctfmon.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:\WINDOWS\system32\dllhost.exe
C:\WINDOWS\eHome\ehmsas.exe
D:\Software\HijackThis\HijackThis.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.it/
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://www.club-vaio.com/en/
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,AutoConfigURL =
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer =
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = *.local
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: btorbit.com - {000123B4-9B42-4900-B3F7-F4B073EFC214} - d:\software\Orbitdownloader\orbitcth.dll
O2 - BHO: SnagIt Toolbar Loader - {00C6482D-C502-44C8-8409-FCE54AD9C208} - D:\software\SnagIt 8\SnagItBHO.dll
O2 - BHO: (no name) - {140BD8E3-C167-11D4-B4A3-080000180323} - (no file)
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - D:\Software\SPYBOT~1\SDHelper.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Programmi\Java\jre1.6.0_03\bin\ssv.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Guida per l'accesso a Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Programmi\File comuni\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O4 - HKLM\..\Run: [ehTray] C:\WINDOWS\ehome\ehtray.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: [VAIO Update 3] "C:\Programmi\Sony\VAIO Update 3\VAIOUpdt.exe" /Stationary
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [ccApp] "C:\Programmi\File comuni\Symantec Shared\ccApp.exe"
O4 - HKLM\..\Run: [vptray] C:\PROGRA~1\SYMANT~1\VPTray.exe
O4 - HKLM\..\Run: [IntelliPoint] "C:\Programmi\Microsoft IntelliPoint\ipoint.exe"
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Programmi\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Programmi\Java\jre1.6.0_03\bin\jusched.exe"
O4 - HKLM\..\Run: [QuickTime Task] "D:\software\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [PC Booster] d:\software\PC Booster\pcbooster.exe
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKLM\..\Policies\Explorer\Run: []
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVIZIO LOCALE')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVIZIO DI RETE')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'Default user')
O4 - Global Startup: Adobe Gamma Loader.lnk = C:\Programmi\File comuni\Adobe\Calibration\Adobe Gamma Loader.exe
O8 - Extra context menu item: &Download by Orbit - res://d:\software\Orbitdownloader\orbitmxt.dll/201
O8 - Extra context menu item: &Grab video by Orbit - res://d:\software\Orbitdownloader\orbitmxt.dll/204
O8 - Extra context menu item: Do&wnload selected by Orbit - res://d:\software\Orbitdownloader\orbitmxt.dll/203
O8 - Extra context menu item: Down&load all by Orbit - res://d:\software\Orbitdownloader\orbitmxt.dll/202
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Programmi\Java\jre1.6.0_03\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Programmi\Java\jre1.6.0_03\bin\ssv.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~4\Office12\REFIEBAR.DLL
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
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: {5C051655-FCD5-4969-9182-770EA5AA5565} (Solitaire Showdown Class) - http://messenger.zone.msn.com/binary/So ... b56986.cab
O16 - DPF: {5D6F45B3-9043-443D-A792-115447494D24} (UnoCtrl Class) - http://messenger.zone.msn.com/IT-IT/a-U ... E_UNO1.cab
O16 - DPF: {76A2A0AB-38B7-46DB-8E47-F10CDE4D7920} - http://www.cartografia.regione.lombardi ... nostro/ncs.cab
O16 - DPF: {8AD9C840-044E-11D1-B3E9-00805F499D93} (Java Runtime Environment 1.6.0) - http://javadl-esd.sun.com/update/1.6.0/ ... 586-jc.cab
O16 - DPF: {B8BE5E93-A60C-4D26-A2DC-220313175592} (MSN Games - Installer) - http://messenger.zone.msn.com/binary/ZI ... b56649.cab
O16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/Me ... b56907.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/get/s ... wflash.cab
O16 - DPF: {F5A7706B-B9C0-4C89-A715-7A0C6B05DD48} (Minesweeper Flags Class) - http://messenger.zone.msn.com/binary/Mi ... b56986.cab
O23 - Service: Adobe LM Service - Adobe Systems - C:\Programmi\File comuni\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: Adobe Active File Monitor V4 (AdobeActiveFileMonitor4.0) - Unknown owner - C:\Programmi\Adobe\Photoshop Elements 4.0\PhotoshopElementsFileAgent.exe
O23 - Service: Autodesk Licensing Service - Autodesk - C:\Programmi\File comuni\Autodesk Shared\Service\AdskScSrv.exe
O23 - Service: Symantec Event Manager (ccEvtMgr) - Symantec Corporation - C:\Programmi\File comuni\Symantec Shared\ccEvtMgr.exe
O23 - Service: Symantec Settings Manager (ccSetMgr) - Symantec Corporation - C:\Programmi\File comuni\Symantec Shared\ccSetMgr.exe
O23 - Service: Symantec AntiVirus Definition Watcher (DefWatch) - Symantec Corporation - C:\Programmi\Symantec AntiVirus\DefWatch.exe
O23 - Service: Intel(R) PROSet/Wireless Event Log (EvtEng) - Intel Corporation - C:\Programmi\Intel\Wireless\Bin\EvtEng.exe
O23 - Service: LiveUpdate - Symantec Corporation - C:\PROGRA~1\Symantec\LIVEUP~1\LUCOMS~1.EXE
O23 - Service: MSCSPTISRV - Sony Corporation - C:\Programmi\File comuni\Sony Shared\AVLib\MSCSPTISRV.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.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: SAVRoam (SavRoam) - symantec - C:\Programmi\Symantec AntiVirus\SavRoam.exe
O23 - Service: Symantec Network Drivers Service (SNDSrvc) - Symantec Corporation - C:\Programmi\File comuni\Symantec Shared\SNDSrvc.exe
O23 - Service: Symantec SPBBCSvc (SPBBCSvc) - Symantec Corporation - C:\Programmi\File comuni\Symantec Shared\SPBBC\SPBBCSvc.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 AntiVirus - Symantec Corporation - C:\Programmi\Symantec AntiVirus\Rtvscan.exe
O23 - Service: Symantec Core LC - Unknown owner - 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) - Sony Corporation - C:\Programmi\Sony\VAIO Media Integrated Server\Platform\SV_Httpd.exe
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) - Sony Corporation - C:\Programmi\Sony\VAIO Media Integrated Server\Platform\VmGateway.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
O23 - Service: Windows Live Setup Service (WLSetupSvc) - Unknown owner - C:\Programmi\Windows Live\installer\WLSetupSvc.exe
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End of file - 11558 bytes
grazie a tutti
