Logfile of HijackThis v1.99.1
Scan saved at 11.48.19, on 03/05/05
Platform: Windows 98 Gold (Win9x 4.10.1998)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

Running processes:
C:\WINDOWS\SYSTEM\KERNEL32.DLL
C:\WINDOWS\SYSTEM\MSGSRV32.EXE
C:\WINDOWS\SYSTEM\MPREXE.EXE
C:\PROGRAMMI\REALVNC\WINVNC\WINVNC.EXE
C:\PROGRAMMI\NETSUPPORT SCHOOL\CLIENT32.EXE
C:\WINDOWS\SYSTEM\MSTASK.EXE
C:\PROGRAMMI\NETSUPPORT SCHOOL\wclientw.exe
C:\WINDOWS\EXPLORER.EXE
C:\WINDOWS\RUNDLL32.EXE
C:\WINDOWS\SYSTEM\DDHELP.EXE
C:\PROGRAMMI\WINZIP\WINZIP32.EXE
C:\WINDOWS\TEMP\HIJACKTHIS.EXE
C:\WINDOWS\NOTEPAD.EXE

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = res://c:\windows\TEMP\se.dll/sp.html
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = res://c:\windows\TEMP\se.dll/sp.html
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
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: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Programmi\Spybot - Search & Destroy\SDHelper.dll
O2 - BHO: NAV Helper - {BDF3E430-B101-42AD-A544-FADC6B084872} - C:\Programmi\Norton AntiVirus\NavShExt.dll
O2 - BHO: (no name) - {31D4C342-909E-11D9-A42D-0050717D2BB9} - C:\WINDOWS\SYSTEM\NPF.DLL
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\SYSTEM\MSDXM.OCX
O3 - Toolbar: Norton AntiVirus - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - C:\Programmi\Norton AntiVirus\NavShExt.dll
O4 - HKLM\..\Run: [sp] rundll32 C:\WINDOWS\TEMP\SE.DLL,DllInstall
O4 - HKLM\..\RunServices: [WinVNC] "C:\PROGRAMMI\REALVNC\WINVNC\WINVNC.EXE" -service
O4 - HKLM\..\RunServices: [NetSupport Client] C:\Programmi\NetSupport School\client32.exe *
O4 - HKLM\..\RunServices: [SchedulingAgent] mstask.exe
O9 - Extra button: Related - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O9 - Extra 'Tools' menuitem: Show &Related Links - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O16 - DPF: {62475759-9E84-458E-A1AB-5D2C442ADFDE} - http://a1540.g.akamai.net/7/1540/52/20040105/qtinstall.info.apple.com/mickey/it/win/QuickTimeFullInstaller.exe
O17 - HKLM\System\CCS\Services\VxD\MSTCP: Domain = tin.it
O17 - HKLM\System\CCS\Services\VxD\MSTCP: NameServer = 151.99.125.2,151.99.125.3
O18 - Filter: text/html - {31D4C341-909E-11D9-A42D-005081AFB5CE} - C:\WINDOWS\SYSTEM\NPF.DLL
O18 - Filter: text/plain - {31D4C341-909E-11D9-A42D-005081AFB5CE} - C:\WINDOWS\SYSTEM\NPF.DLL

Il log e fatto in modalità provvisoria, devi farlo nell'avvio normale altrimenti non compaiono i file da eliminare.

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Collaboratore Aiutamici

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 = res://c:\windows\TEMP\se.dll/sp.html
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = res://c:\windows\TEMP\se.dll/sp.html
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: (no name) - {31D4C342-909E-11D9-A42D-0050717D2BB9} - C:\WINDOWS\SYSTEM\NPF.DLL
-
O4 - HKLM\..\Run: [sp] rundll32 C:\WINDOWS\TEMP\SE.DLL,DllInstall
-
O16 - DPF: {62475759-9E84-458E-A1AB-5D2C442ADFDE} - http://a1540.g.akamai.net/7/1540/52/20040105/qtinstall.info.apple.com/mickey/it/win/QuickTimeFullInstaller.exe
O17 - HKLM\System\CCS\Services\VxD\MSTCP: Domain = tin.it
O17 - HKLM\System\CCS\Services\VxD\MSTCP: NameServer = 151.99.125.2,151.99.125.3
O18 - Filter: text/html - {31D4C341-909E-11D9-A42D-005081AFB5CE} - C:\WINDOWS\SYSTEM\NPF.DLL
O18 - Filter: text/plain - {31D4C341-909E-11D9-A42D-005081AFB5CE} - C:\WINDOWS\SYSTEM\NPF.DLL
==================================

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

==================================
se.dll
sp.html
NPF.DLL
==================================

SVUOTA LA CARTELLA - c:\windows\TEMP


Vai a PANNELLO DI CONTROLLO e clicca su OPZIONI INTERNET
nella finestra che si apre clicca i tre pulsanti
ELIMINA COOKIES - ELIMINA FILE . CANCELLA CRONOOLOGIA
clicca inoltre sul pulsante PAGINA PREDEFINITA e poi su OK

al termine utilizza i programmi 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