Ho notato da una settimana un insolito lavoro del disco fisso durante il funzionamento di Windows, in particolare se utilizzo Google Chrome o se il pc resta in fase "background" a riposo.Vedo la spia dell Hdd fissa accesa, il sistema tende ad essere rallentato e nei processi vi è un svchost.exe che aumenta di memoria in modo considerevolmente elevato.
Sospetto virus o malware che si aggiri nel mio sistema, gia eseguito un Recovery con un immagine di sistema creata con Acronis True Image Home in una data remota da questo accaduto ma risultato dell esito è che non è cambiato nulla.
Da dove inizio con gli "esami del pc"?
Utilizzo Bitdefender antivirus Free Edition ed è regolarmente attivo ed aggiornato.
L hard disk è un Seagate Momentus XT 500 (500gb + 8gb SSD)..
Riporto un log con HijackThis
Scan saved at 23:17:08, on 30/03/2015
Platform: Unknown Windows (WinNT 6.01.3505 SP1)
MSIE: Internet Explorer v8.00 (8.00.7601.18660)
Running processes:
C:\Program Files (x86)\Symantec\Norton Utilities 16\sMonitor\SSDMonitor.exe
C:\Program Files (x86)\Acronis\TrueImageHome\TrueImageMonitor.exe
C:\Users\Administrator\Desktop\DATA\AntiVirus\HijackThis.exe
C:\Windows\SysWOW64\DllHost.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = 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\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page = C:\Windows\SysWOW64\blank.htm
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
F2 - REG:system.ini: UserInit=userinit.exe
O2 - BHO: ExplorerBHO Class - {449D0D6E-2412-4E61-B68F-1CB625CD9E52} - C:\Program Files (x86)\Classic Shell\ClassicExplorer32.dll
O3 - Toolbar: Classic Explorer Bar - {553891B7-A0D5-4526-BE18-D3CE461D6310} - C:\Program Files (x86)\Classic Shell\ClassicExplorer32.dll
O4 - HKLM\..\Run: [SSDMonitor] C:\Program Files (x86)\Symantec\Norton Utilities 16\sMonitor\SSDMonitor.exe
O4 - HKLM\..\Run: [TrueImageMonitor.exe] "C:\Program Files (x86)\Acronis\TrueImageHome\TrueImageMonitor.exe"
O4 - HKLM\..\Run: [AcronisTibMounterMonitor] C:\Program Files (x86)\Common Files\Acronis\TibMounter\TibMounterMonitor.exe
O4 - Startup: taskmgr.exe.lnk = C:\Windows\System32\taskmgr.exe
O10 - Unknown file in Winsock LSP: c:\windows\system32\nlaapi.dll
O10 - Unknown file in Winsock LSP: c:\windows\system32\napinsp.dll
O11 - Options group: [INTERNATIONAL] International
O13 - Gopher Prefix:
O18 - Protocol: ms-help - {314111C7-A502-11D2-BBCA-00C04F8EC294} - C:\Program Files (x86)\Common Files\Microsoft Shared\Help\hxds.dll
O18 - Filter hijack: text/xml - {807563E5-5146-11D5-A672-00B0D022E945} - C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE12\MSOXMLMF.DLL
O23 - Service: Acronis Scheduler2 Service (AcrSch2Svc) - Acronis - C:\Program Files (x86)\Common Files\Acronis\Schedule2\schedul2.exe
O23 - Service: Acronis Nonstop Backup Service (afcdpsrv) - Acronis - C:\Program Files (x86)\Common Files\Acronis\CDP\afcdpsrv.exe
O23 - Service: @%SystemRoot%\system32\Alg.exe,-112 (ALG) - Unknown owner - C:\Windows\System32\alg.exe (file missing)
O23 - Service: Creative Audio Engine Licensing Service - Creative Labs - C:\Program Files (x86)\Common Files\Creative Labs Shared\Service\CTAELicensing.exe
O23 - Service: Creative Audio Service (CTAudSvcService) - Creative Technology Ltd - C:\Program Files (x86)\Creative\Shared Files\CTAudSvc.exe
O23 - Service: Norton Disk Doctor Service (DiskDoctorService) - Symantec Corporation - C:\Program Files (x86)\Symantec\Norton Utilities 16\Tools\Disk Doctor\DiskDoctorSrv.exe
O23 - Service: @%SystemRoot%\system32\efssvc.dll,-100 (EFS) - Unknown owner - C:\Windows\System32\lsass.exe (file missing)
O23 - Service: @%systemroot%\system32\fxsresm.dll,-118 (Fax) - Unknown owner - C:\Windows\system32\fxssvc.exe (file missing)
O23 - Service: @gpapi.dll,-112 (gpsvc) - Unknown owner - %windir%\system32\svchost.exe (file missing)
O23 - Service: Servizio Google Update (gupdate) (gupdate) - Unknown owner - C:\Program Files (x86)\Google\Update\GoogleUpdate.exe" /svc (file missing)
O23 - Service: Servizio Google Update (gupdatem) (gupdatem) - Unknown owner - C:\Program Files (x86)\Google\Update\GoogleUpdate.exe" /medsvc (file missing)
O23 - Service: Bitdefender Antivirus Free Edition (gzserv) - Unknown owner - C:\Program Files (x86)\AntiVirus\Bitdefender\Antivirus Free Edition\gzserv.exe" /service (file missing)
O23 - Service: @keyiso.dll,-100 (KeyIso) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: LightScribeService Direct Disc Labeling Service (LightScribeService) - Hewlett-Packard Company - C:\Program Files (x86)\Common Files\LightScribe\LSSrvc.exe
O23 - Service: @comres.dll,-2797 (MSDTC) - Unknown owner - C:\Windows\System32\msdtc.exe (file missing)
O23 - Service: @%SystemRoot%\System32\netlogon.dll,-102 (Netlogon) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: Norton Utilities 16 Start Manager Service (NU16StartManagerSvc) - Symantec - C:\Program Files (x86)\Symantec\Norton Utilities 16\sMonitor\StartManSvc.exe
O23 - Service: NVIDIA Display Driver Service (nvsvc) - Unknown owner - C:\Windows\system32\nvvsvc.exe (file missing)
O23 - Service: @%systemroot%\system32\psbase.dll,-300 (ProtectedStorage) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%SystemRoot%\system32\qwave.dll,-1 (QWAVE) - Unknown owner - %windir%\system32\svchost.exe (file missing)
O23 - Service: @%systemroot%\system32\Locator.exe,-2 (RpcLocator) - Unknown owner - C:\Windows\system32\locator.exe (file missing)
O23 - Service: @%SystemRoot%\system32\samsrv.dll,-1 (SamSs) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%SystemRoot%\system32\seclogon.dll,-7001 (seclogon) - Unknown owner - %windir%\system32\svchost.exe (file missing)
O23 - Service: @%SystemRoot%\system32\snmptrap.exe,-3 (SNMPTRAP) - Unknown owner - C:\Windows\System32\snmptrap.exe (file missing)
O23 - Service: Norton SpeedDisk Service (SpeedDiskService) - Symantec Corporation - C:\Program Files (x86)\Symantec\Norton Utilities 16\Tools\SpeedDisk\SpeedDiskSrv.exe
O23 - Service: @%systemroot%\system32\spoolsv.exe,-1 (Spooler) - Unknown owner - C:\Windows\System32\spoolsv.exe (file missing)
O23 - Service: @%SystemRoot%\system32\sppsvc.exe,-101 (sppsvc) - Unknown owner - C:\Windows\system32\sppsvc.exe (file missing)
O23 - Service: NVIDIA Stereoscopic 3D Driver Service (Stereo Service) - NVIDIA Corporation - C:\Program Files (x86)\NVIDIA Corporation\3D Vision\nvSCPAPISvr.exe
O23 - Service: Acronis Sync Agent Service (syncagentsrv) - Acronis - C:\Program Files (x86)\Common Files\Acronis\SyncAgent\syncagentsrv.exe
O23 - Service: @%SystemRoot%\system32\ui0detect.exe,-101 (UI0Detect) - Unknown owner - C:\Windows\system32\UI0Detect.exe (file missing)
O23 - Service: @%SystemRoot%\system32\vaultsvc.dll,-1003 (VaultSvc) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%SystemRoot%\system32\vds.exe,-100 (vds) - Unknown owner - C:\Windows\System32\vds.exe (file missing)
O23 - Service: @%systemroot%\system32\vssvc.exe,-102 (VSS) - Unknown owner - C:\Windows\system32\vssvc.exe (file missing)
O23 - Service: @%systemroot%\system32\wbengine.exe,-104 (wbengine) - Unknown owner - C:\Windows\system32\wbengine.exe (file missing)
O23 - Service: @%Systemroot%\system32\wbem\wmiapsrv.exe,-110 (wmiApSrv) - Unknown owner - C:\Windows\system32\wbem\WmiApSrv.exe (file missing)
O23 - Service: @%PROGRAMFILES%\Windows Media Player\wmpnetwk.exe,-101 (WMPNetworkSvc) - Unknown owner - %PROGRAMFILES%\Windows Media Player\wmpnetwk.exe (file missing)