premetto che delle cose che ho postato non ho cancellato nulla, solo quello che mi hai dett tu.
il log di gmer è troppo lungo e lo posterò in tre volte.
grazie mille

GMER 1.0.11.11349 - http://www.gmer.net
Autostart 2006-09-24 10:57:25
Windows 5.1.2600 Service Pack 2


HKLM\SYSTEM\CurrentControlSet\Control\Session Manager@BootExecute = autocheck autochk * /*file not found*/

HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\SubSystems@Windows = %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,3072,512 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ProfileControl=Off MaxRequestThreads=16

HKLM\SYSTEM\CurrentControlSet\Control\WOW@cmdline = %SystemRoot%\system32\ntvdm.exe

HKLM\Software\Microsoft\Windows NT\CurrentVersion\Winlogon >>>
@UserinitC:\WINDOWS\system32\userinit.exe, = C:\WINDOWS\system32\userinit.exe,
@ShellExplorer.exe = Explorer.exe
@System =
@UIHostlogonui.exe = logonui.exe

HKLM\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\ >>>
AtiExtEvent@DLLName = Ati2evxx.dll
crypt32chain@DLLName = crypt32.dll
cryptnet@DLLName = cryptnet.dll
cscdll@DLLName = cscdll.dll
ScCertProp@DLLName = wlnotify.dll
Schedule@DLLName = wlnotify.dll
sclgntfy@DLLName = sclgntfy.dll
SensLogn@DLLName = WlNotify.dll
termsrv@DLLName = wlnotify.dll
wlballoon@DLLName = wlnotify.dll

HKLM\Software\Microsoft\Windows NT\CurrentVersion\Windows@AppInit_DLLs =

HKLM\SYSTEM\CurrentControlSet\Services\ >>>
aswUpdSv /*avast! iAVS4 Control Service*/@ = "C:\Programmi\Alwil Software\Avast4\aswUpdSv.exe"
Ati HotKey Poller@ = %SystemRoot%\system32\Ati2evxx.exe
ATI Smart /*ATI Smart*/@ = C:\WINDOWS\system32\ati2sgag.exe
AudioSrv /*Audio Windows*/@ = %SystemRoot%\System32\svchost.exe -k netsvcs
avast! Antivirus /*avast! Antivirus*/@ = "C:\Programmi\Alwil Software\Avast4\ashServ.exe"
Browser /*Browser di computer*/@ = %SystemRoot%\system32\svchost.exe -k netsvcs
CryptSvc /*Servizi di crittografia*/@ = %SystemRoot%\system32\svchost.exe -k netsvcs
DcomLaunch /*Utilità di avvio processo server DCOM*/@ = %SystemRoot%\system32\svchost -k DcomLaunch
Dhcp /*Client DHCP*/@ = %SystemRoot%\system32\svchost.exe -k netsvcs
dmserver /*Gestione dischi logici*/@ = %SystemRoot%\System32\svchost.exe -k netsvcs
Dnscache /*Client DNS*/@ = %SystemRoot%\system32\svchost.exe -k NetworkService
Eventlog /*Registro eventi*/@ = %SystemRoot%\system32\services.exe
ewido anti-spyware 4.0 guard /*ewido anti-spyware 4.0 guard*/@ = C:\Programmi\ewido anti-spyware 4.0\guard.exe
helpsvc /*Guida in linea e supporto tecnico*/@ = %SystemRoot%\System32\svchost.exe -k netsvcs
lanmanserver /*Server*/@ = %SystemRoot%\system32\svchost.exe -k netsvcs
lanmanworkstation /*Workstation*/@ = %SystemRoot%\system32\svchost.exe -k netsvcs
LmHosts /*Helper NetBIOS di TCP/IP*/@ = %SystemRoot%\system32\svchost.exe -k LocalService
PlugPlay /*Plug and Play*/@ = %SystemRoot%\system32\services.exe
Pml Driver HPZ12 /*Pml Driver HPZ12*/@ = C:\WINDOWS\system32\HPZipm12.exe
PolicyAgent /*Servizi IPSEC*/@ = %SystemRoot%\system32\lsass.exe
ProtectedStorage /*Archiviazione protetta*/@ = %SystemRoot%\system32\lsass.exe
RemoteRegistry /*Registro di sistema remoto*/@ = %SystemRoot%\system32\svchost.exe -k LocalService
RpcSs /*RPC (Remote Procedure Call)*/@ = %SystemRoot%\system32\svchost -k rpcss
SamSs /*Gestione account di protezione (SAM)*/@ = %SystemRoot%\system32\lsass.exe
Schedule /*Utilità di pianificazione*/@ = %SystemRoot%\System32\svchost.exe -k netsvcs
seclogon /*Accesso secondario*/@ = %SystemRoot%\System32\svchost.exe -k netsvcs
SENS /*Notifica eventi di sistema*/@ = %SystemRoot%\system32\svchost.exe -k netsvcs
SharedAccess /*Windows Firewall / Condivisione connessione Internet (ICS)*/@ = %SystemRoot%\system32\svchost.exe -k netsvcs
ShellHWDetection /*Rilevamento hardware shell*/@ = %SystemRoot%\System32\svchost.exe -k netsvcs
SoundMAX Agent Service (default) /*SoundMAX Agent Service*/@ = C:\Programmi\Analog Devices\SoundMAX\SMAgent.exe
Spooler /*Spooler di stampa*/@ = %SystemRoot%\system32\spoolsv.exe
srservice /*Servizio Ripristino configurazione di sistema*/@ = %SystemRoot%\system32\svchost.exe -k netsvcs
stisvc /*Acquisizione di immagini di Windows (WIA)*/@ = %SystemRoot%\system32\svchost.exe -k imgsvc
Themes /*Temi*/@ = %SystemRoot%\System32\svchost.exe -k netsvcs
TrkWks /*Manutenzione collegamenti distribuiti client*/@ = %SystemRoot%\system32\svchost.exe -k netsvcs
vsmon /*TrueVector Internet Monitor*/@ = C:\WINDOWS\system32\ZoneLabs\vsmon.exe -service
WebClient /*WebClient*/@ = %SystemRoot%\system32\svchost.exe -k LocalService
winmgmt /*Strumentazione gestione Windows*/@ = %systemroot%\system32\svchost.exe -k netsvcs
wscsvc /*Centro sicurezza PC*/@ = %SystemRoot%\System32\svchost.exe -k netsvcs
WZCSVC /*Zero Configuration reti senza fili*/@ = %SystemRoot%\System32\svchost.exe -k netsvcs

HKLM\Software\Microsoft\Windows\CurrentVersion\Run >>>
@avast!C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe = C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
@Zone Labs Client"C:\Programmi\Zone Labs\ZoneAlarm\zlclient.exe" = "C:\Programmi\Zone Labs\ZoneAlarm\zlclient.exe"

HKLM\Software\Microsoft\Windows\CurrentVersion\Pol icies\Explorer\Run@1 = C:\WINDOWS\service32.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Run @msnmsgr = "C:\Programmi\MSN Messenger\msnmsgr.exe" /background

HKLM\Software\Microsoft\Windows\CurrentVersion\She llServiceObjectDelayLoad >>>
@PostBootReminder%SystemRoot%\system32\SHELL32.dll = %SystemRoot%\system32\SHELL32.dll
@CDBurn%SystemRoot%\system32\SHELL32.dll = %SystemRoot%\system32\SHELL32.dll
@WebCheck%SystemRoot%\system32\webcheck.dll = %SystemRoot%\system32\webcheck.dll
@SysTrayC:\WINDOWS\system32\stobject.dll = C:\WINDOWS\system32\stobject.dll

HKLM\Software\Microsoft\Windows\CurrentVersion\Exp lorer\SharedTaskScheduler >>>
@{438755C2-A8BA-11D1-B96B-00A0C90312E1}%SystemRoot%\system32\browseui.dll = %SystemRoot%\system32\browseui.dll
@{8C7461EF-2B13-11d2-BE35-3078302C2030}%SystemRoot%\system32\browseui.dll = %SystemRoot%\system32\browseui.dll

HKLM\Software\Classes\Folder\shell\open\command@ = %SystemRoot%\Explorer.exe /idlist,%I,%L

HKLM\Software\Classes\Folder\shell\explore\command @ = %SystemRoot%\Explorer.exe /e,/idlist,%I,%L

HKLM\Software\Classes\ >>>
.exe@ = "%1" %*
.com@ = "%1" %*
.cmd@ = "%1" %*
.bat@ = "%1" %*
.pif@ = "%1" %*
.scr@ = "%1" /S
.hta@ = C:\WINDOWS\system32\mshta.exe "%1" %*

HKLM\Software\Microsoft\Windows\CurrentVersion\Exp lorer\ShellExecuteHooks >>>
@{AEB6717E-7E19-11d0-97EE-00C04FD91972}shell32.dll = shell32.dll
@{57B86673-276A-48B2-BAE7-C6DBB3020EB8}C:\Programmi\ewido anti-spyware 4.0\shellexecutehook.dll = C:\Programmi\ewido anti-spyware 4.0\shellexecutehook.dll

HKLM\Software\Microsoft\Windows\CurrentVersion\She ll Extensions\Approved >>>
@{00022613-0000-0000-C000-000000000046} /*Proprietà dei file Multimedia*/mmsys.cpl = mmsys.cpl
@{176d6597-26d3-11d1-b350-080036a75b03} /*Gestore scanner ICM*/icmui.dll = icmui.dll
@{1F2E5C40-9550-11CE-99D2-00AA006E086C} /*Pagina di protezione NTFS*/rshx32.dll = rshx32.dll
@{3EA48300-8CF6-101B-84FB-666CCB9BCD32} /*Pagina di proprietà di Docfile OLE*/docprop.dll = docprop.dll
@{40dd6e20-7c17-11ce-a804-00aa003ca9f6} /*Estensioni shell per la condivisione*/ntshrui.dll = ntshrui.dll
@{41E300E0-78B6-11ce-849B-444553540000} /*PlusPack CPL Extension*/%SystemRoot%\system32\themeui.dll = %SystemRoot%\system32\themeui.dll
@{42071712-76d4-11d1-8b24-00a0c9068ff3} /*Estensione scheda video del Pannello di controllo*/deskadp.dll = deskadp.dll
@{42071713-76d4-11d1-8b24-00a0c9068ff3} /*Estensione monitor del Pannello di controllo*/deskmon.dll = deskmon.dll
@{42071714-76d4-11d1-8b24-00a0c9068ff3} /*Estensione panoramica video del Pannello di controllo*/deskpan.dll /*file not found*/ = deskpan.dll /*file not found*/
@{4E40F770-369C-11d0-8922-00A024AB2DBB} /*Pagina di protezione DS*/dssec.dll = dssec.dll
@{513D916F-2A8E-4F51-AEAB-0CBC76FB1AF8} /*Pagina compatibilità*/SlayerXP.dll = SlayerXP.dll
@{56117100-C0CD-101B-81E2-00AA004AE837} /*Gestore dati dei ritagli di shell*/shscrap.dll = shscrap.dll
@{59099400-57FF-11CE-BD94-0020AF85B590} /*Estensione copia dischi*/diskcopy.dll = diskcopy.dll
@{59be4990-f85c-11ce-aff7-00aa003ca9f6} /*Estensioni shell per oggetti Rete Microsoft Windows*/ntlanui2.dll = ntlanui2.dll
@{5DB2625A-54DF-11D0-B6C4-0800091AA605} /*Gestore monitor ICM*/%SystemRoot%\System32\icmui.dll = %SystemRoot%\System32\icmui.dll
@{675F097E-4C4D-11D0-B6C1-0800091AA605} /*Gestore stampante ICM*/%SystemRoot%\system32\icmui.dll = %SystemRoot%\system32\icmui.dll
@{764BF0E1-F219-11ce-972D-00AA00A14F56} /*Estensioni shell per la compressione dei file*/(null) =
@{77597368-7b15-11d0-a0c2-080036af3f03} /*Estensione shell per la stampante Web*/printui.dll = printui.dll
@{7988B573-EC89-11cf-9C00-00AA00A14F56} /*Disk Quota UI*/dskquoui.dll = dskquoui.dll
@{853FE2B1-B769-11d0-9C4E-00C04FB6C6FA} /*Menu di scelta rapida di crittografia*/(null) =
@{85BBD920-42A0-1069-A2E4-08002B30309D} /*Sincronia file*/syncui.dll = syncui.dll
@{88895560-9AA2-1069-930E-00AA0030EBC8} /*Estensione di icona di HyperTerminal*/C:\WINDOWS\system32\hticons.dll = C:\WINDOWS\system32\hticons.dll
@{BD84B380-8CA2-1069-AB1D-08000948F534} /*Tipi di carattere*/fontext.dll = fontext.dll
@{DBCE2480-C732-101B-BE72-BA78E9AD5B27} /*Profilo ICC*/%SystemRoot%\system32\icmui.dll = %SystemRoot%\system32\icmui.dll
@{F37C5810-4D3F-11d0-B4BF-00AA00BBB723} /*Pagina di protezione della stampante*/rshx32.dll = rshx32.dll
@{f81e9010-6ea4-11ce-a7ff-00aa003ca9f6} /*Estensioni shell per la condivisione*/ntshrui.dll = ntshrui.dll

@{f92e8c40-3d33-11d2-b1aa-080036a75b03} /*Display TroubleShoot CPL Extension*/deskperf.dll = deskperf.dll
@{7444C717-39BF-11D1-8CD9-00C04FC29D45} /*Estensione Crypto PKO*/C:\WINDOWS\system32\cryptext.dll = C:\WINDOWS\system32\cryptext.dll
@{7444C719-39BF-11D1-8CD9-00C04FC29D45} /*Estensione firma crittografata*/C:\WINDOWS\system32\cryptext.dll = C:\WINDOWS\system32\cryptext.dll
@{7007ACC7-3202-11D1-AAD2-00805FC1270E} /*Connessioni di rete*/C:\WINDOWS\system32\NETSHELL.dll = C:\WINDOWS\system32\NETSHELL.dll
@{992CFFA0-F557-101A-88EC-00DD010CCC48} /*Connessioni di rete*/C:\WINDOWS\system32\NETSHELL.dll = C:\WINDOWS\system32\NETSHELL.dll
@{E211B736-43FD-11D1-9EFB-0000F8757FCD} /*Scanner e fotocamere digitali*/wiashext.dll = wiashext.dll
@{FB0C9C8A-6C50-11D1-9F1D-0000F8757FCD} /*Scanner e fotocamere digitali*/wiashext.dll = wiashext.dll
@{905667aa-acd6-11d2-8080-00805f6596d2} /*Scanner e fotocamere digitali*/wiashext.dll = wiashext.dll
@{3F953603-1008-4f6e-A73A-04AAC7A992F1} /*Scanner e fotocamere digitali*/wiashext.dll = wiashext.dll
@{83bbcbf3-b28a-4919-a5aa-73027445d672} /*Scanner e fotocamere digitali*/wiashext.dll = wiashext.dll
@{F0152790-D56E-4445-850E-4F3117DB740C} /*Remote Sessions CPL Extension*/C:\WINDOWS\system32\remotepg.dll = C:\WINDOWS\system32\remotepg.dll
@{60254CA5-953B-11CF-8C96-00AA00B8708C} /*Estensione shell per Windows Script Host*/C:\WINDOWS\system32\wshext.dll = C:\WINDOWS\system32\wshext.dll
@{2206CDB2-19C1-11D1-89E0-00C04FD7A829} /*Microsoft Data Link*/C:\Programmi\File comuni\System\Ole DB\oledb32.dll = C:\Programmi\File comuni\System\Ole DB\oledb32.dll
@{DD2110F0-9EEF-11cf-8D8E-00AA0060F5BF} /*Tasks Folder Icon Handler*/C:\WINDOWS\system32\mstask.dll = C:\WINDOWS\system32\mstask.dll
@{797F1E90-9EDD-11cf-8D8E-00AA0060F5BF} /*Tasks Folder Shell Extension*/C:\WINDOWS\system32\mstask.dll = C:\WINDOWS\system32\mstask.dll
@{D6277990-4C6A-11CF-8D87-00AA0060F5BF} /*Operazioni pianificate*/C:\WINDOWS\system32\mstask.dll = C:\WINDOWS\system32\mstask.dll
@{2559a1f7-21d7-11d4-bdaf-00c04f60b9f0} /*Set Program Access and Defaults*/%SystemRoot%\system32\shdocvw.dll = %SystemRoot%\system32\shdocvw.dll
@{5F327514-6C5E-4d60-8F16-D07FA08A78ED} /*Auto Update Property Sheet Extension*/C:\WINDOWS\system32\wuaucpl.cpl = C:\WINDOWS\system32\wuaucpl.cpl
@{0DF44EAA-FF21-4412-828E-260A8728E7F1} /*Barra delle applicazioni e menu di avvio*/(null) =