All'apertura di IE mi parte una pagina about:blank con relativi pop di antivirus da acquistare per risolvere il problema. Che debbo fare? Grazie amici. Ecco il Log file:

Logfile of HijackThis v1.99.0
Scan saved at 11.04.36, on 26/01/05
Platform: Windows 98 SE (Win9x 4.10.2222A)
MSIE: Internet Explorer v6.00 (6.00.2600.0000)

Running processes:
C:\WINDOWS\SYSTEM\KERNEL32.DLL
C:\WINDOWS\SYSTEM\MSGSRV32.EXE
C:\WINDOWS\SYSTEM\MPREXE.EXE
C:\WINDOWS\SYSTEM\mmtask.tsk
C:\WINDOWS\SYSTEM\ATI2PLXX.EXE
C:\WINDOWS\SYSTEM\MSTASK.EXE
C:\WINDOWS\EXPLORER.EXE
C:\WINDOWS\SYSTEM\RNAAPP.EXE
C:\WINDOWS\SYSTEM\TAPISRV.EXE
C:\WINDOWS\TASKMON.EXE
C:\WINDOWS\SYSTEM\SYSTRAY.EXE
C:\PROGRAMMI\ACER\POWERKEY\POWERKEY.EXE
C:\WINDOWS\ACER\SNAPSHOT\ACERTMB.EXE
C:\PROGRAMMI\SLEEP MANAGER\SLEEPMGR.EXE
C:\PROGRAMMI\SYNAPTICS\SYNTP\SYNTPLPR.EXE
C:\PROGRAMMI\SYNAPTICS\SYNTP\SYNTPENH.EXE
C:\WINDOWS\SYSTEM\KEYMAP.EXE
C:\PROGRAMMI\MOUSE\AMOUMAIN.EXE
C:\WINDOWS\SYSTEM\STIMON.EXE
C:\USBSTORAGE\USBDETECTOR.EXE
C:\WINDOWS\TPPALDR.EXE
C:\PROGRAMMI\IOMEGA HOTBURN PRO\AUTOLAUNCH.EXE
C:\PROGRAMMI\WIDCOMM\SOFTWARE BLUETOOTH\BTTRAY.EXE
C:\WINDOWS\SYSTEM\SPOOL32.EXE
C:\PROGRAMMI\MICROSOFT OFFICE\OFFICE\FINDFAST.EXE
C:\WINDOWS\SYSTEM\WMIEXE.EXE
C:\WINDOWS\SYSTEM\E_S10IC2.EXE
C:\WINDOWS\SYSTEM\PSTORES.EXE
C:\PROGRAMMI\OUTLOOK EXPRESS\MSIMN.EXE
C:\WINDOWS\SYSTEM\DDHELP.EXE
C:\WINDOWS\TEMP\HIJACKTHIS.EXE

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = about:NavigationFailure
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = about:NavigationFailure
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,SearchAssistant = about:blank
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = about:blank
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,HomeOldSP = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,HomeOldSP = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Microsoft Internet Explorer fornito da InWind Internet Gratis
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\PROGRAMMI\ADOBE\ACROBAT 5.0\READER\ACTIVEX\ACROIEHELPER.OCX
O2 - BHO: C:\WINDOWS\LBBHO.DLL - {7B6DA680-4F4D-11D9-BED0-444553540000} - C:\WINDOWS\LBBHO.DLL
O2 - BHO: (no name) - {3DEB2921-6ACA-11D9-BED0-000200ED0E4A} - C:\WINDOWS\SYSTEM\OLBPJE.DLL
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\SYSTEM\MSDXM.OCX
O4 - HKLM\..\Run: [TaskMonitor] c:\windows\taskmon.exe
O4 - HKLM\..\Run: [SystemTray] SysTray.Exe
O4 - HKLM\..\Run: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\Run: [AcerPowerkey] "C:\Programmi\Acer\Powerkey\Powerkey.exe"
O4 - HKLM\..\Run: [AspireTimeMachine] c:\windows\acer\snapshot\acertmb.exe
O4 - HKLM\..\Run: [SleepManager] "C:\Programmi\Sleep Manager\SleepMgr.exe"
O4 - HKLM\..\Run: [SynTPLpr] C:\Programmi\Synaptics\SynTP\SynTPLpr.exe
O4 - HKLM\..\Run: [SynTPEnh] C:\Programmi\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [KEYMAP] C:\WINDOWS\SYSTEM\Keymap.exe
O4 - HKLM\..\Run: [WheelMouse] Amoumain.exe
O4 - HKLM\..\Run: [StillImageMonitor] C:\WINDOWS\SYSTEM\STIMON.EXE
O4 - HKLM\..\Run: [USBDetector] C:\USBStorage\USBDetector.exe
O4 - HKLM\..\Run: [TPP Auto Loader] C:\WINDOWS\TPPALDR.EXE
O4 - HKLM\..\Run: [Drag'n'Drop_Autolaunch] "C:\Programmi\Iomega HotBurn Pro\Autolaunch.exe"
O4 - HKLM\..\RunServices: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\RunServices: [ATIPOLAB] ati2plxx.exe
O4 - HKLM\..\RunServices: [SchedulingAgent] mstask.exe
O4 - Startup: Microsoft Office.lnk = C:\Programmi\Microsoft Office\Office\OSA9.EXE
O4 - Startup: BTTray.lnk = C:\Programmi\WIDCOMM\Software Bluetooth\BTTray.exe
O4 - Startup: EPSON Status Monitor 3 Environment Check 2.lnk = C:\WINDOWS\SYSTEM\E_SRCV02.EXE
O9 - Extra button: Organizzatore ricerche - {9455301C-CF6B-11D3-A266-00C04F689C50} - c:\Programmi\File comuni\Microsoft Shared\Encarta Researcher\EROPROJ.DLL
O16 - DPF: {11111111-1111-1111-1111-111111113458} - file://C:\WINDOWS\Tempor~1\Content.IE5\K23RRAOL\explorer77[1].cab
O18 - Filter: text/html - {B0CC6322-6F28-11D9-BED0-0002918C21A0} - C:\WINDOWS\SYSTEM\OLBPJE.DLL
O18 - Filter: text/plain - {B0CC6322-6F28-11D9-BED0-0002918C21A0} - C:\WINDOWS\SYSTEM\OLBPJE.DLL

Ciao ,
esegui queste operazioni

riavvia in modalità provvisoria, leggi qui come fare
http://www.aiutamici.com/software/view.asp?tipo=home&CodSw=344&SH=N

apri HIJAC THIS ed elimina come indicato in questo articolo
http://www.aiutamici.com/software/descrizione.asp?CodSw=1175
le righe che seguono, (nel caso le righe da eliminare non compaiono in modalità provvisoria, eliminale dalla modalità normale e riavvia il computer).

==================================
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = about:NavigationFailure
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = about:NavigationFailure
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,SearchAssistant = about:blank
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = about:blank
-
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,HomeOldSP = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,HomeOldSP = about:blank
-
O2 - BHO: C:\WINDOWS\LBBHO.DLL - {7B6DA680-4F4D-11D9-BED0-444553540000} - C:\WINDOWS\LBBHO.DLL
O2 - BHO: (no name) - {3DEB2921-6ACA-11D9-BED0-000200ED0E4A} - C:\WINDOWS\SYSTEM\OLBPJE.DLL
-
O16 - DPF: {11111111-1111-1111-1111-111111113458} - file://C:\WINDOWS\Tempor~1\Content.IE5\K23RRAOL\explorer77[1].cab
O18 - Filter: text/html - {B0CC6322-6F28-11D9-BED0-0002918C21A0} - C:\WINDOWS\SYSTEM\OLBPJE.DLL
O18 - Filter: text/plain - {B0CC6322-6F28-11D9-BED0-0002918C21A0} - C:\WINDOWS\SYSTEM\OLBPJE.DLL
==================================

Con la funzione TROVA di Windows, cerca ed elimina questi file,

==================================
LBBHO.DLL
OLBPJE.DLL
==================================

al termine utilizza i programma AD-AWARE e SPYBOT indicati in questo articolo
http://www.aiutamici.com/software/view.asp?tipo=home&CodSw=388&SH=N

sempre in modalità provvisoria fai una scansione Antivirus.

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Collaboratore Aiutamici