Salve,
anche questa amica ha qualche problema; le ho fattofare il log con Hijack this ed è risultato quanto segue:

Logfile of HijackThis v1.99.1
Scan saved at 1:54:52 PM, on 3/12/2005
Platform: Windows ME (Win9x 4.90.3000)
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\mmtask.tsk
C:\WINDOWS\SYSTEM\MPREXE.EXE
C:\WINDOWS\SYSTEM\MSTASK.EXE
C:\WINDOWS\SYSTEM\STIMON.EXE
C:\PROGRAM FILES\MESSENGER PLUS! 3\MSGPLUS.EXE
C:\WINDOWS\SYSTEM\RESTORE\STMGR.EXE
C:\WINDOWS\EXPLORER.EXE
C:\WINDOWS\TASKMON.EXE
C:\WINDOWS\SYSTEM\SYSTRAY.EXE
C:\WINDOWS\LOADQM.EXE
C:\WINDOWS\SYSTEM\HIDSERV.EXE
C:\WINDOWS\SYSTEM\WMIEXE.EXE
C:\WINDOWS\SYSTEM\ATIPTAXX.EXE
C:\PROGRAM FILES\REAL\REALPLAYER\REALPLAY.EXE
C:\PROGRAM FILES\NORTON ANTIVIRUS\NAVAPW32.EXE
C:\PROGRAM FILES\NORTON ANTIVIRUS\POPROXY.EXE
C:\WINDOWS\RUNDLL32.EXE
C:\PROGRAM FILES\LOGITECH\ITOUCH\ITOUCH.EXE
C:\PROGRAM FILES\INTERNET EXPLORER\IEXPLORE.EXE
C:\PROGRAM FILES\POWER SOFT\FREE NOTES\FREENOTES.EXE
C:\PROGRAM FILES\LOGITECH\MOUSEWARE\SYSTEM\EM_EXEC.EXE
C:\Program Files\Hewlett-Packard\HP PSC 500 98\scanning\Hpodlb08.exe
C:\PROGRAM FILES\MSN MESSENGER\MSNMSGR.EXE
C:\PROGRAM FILES\INTERNET EXPLORER\IEXPLORE.EXE
C:\PROGRAM FILES\INTEL\CREATESHARE\PROGRAM\PC CAMERA GAMES\PROGRAM\RFTRAY.EXE
C:\PROGRAM FILES\HEWLETT-PACKARD\HP PSC 500 98\REGISTRATION\REMIND32.EXE
C:\WINDOWS\SYSTEM\DDHELP.EXE
C:\WINDOWS\TEMP\TD_0003.DIR\HIJACKTHIS.EXE

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.gijkeljpgvunsxgcdkfq.com/Tr4SdQYum884gu2wPo7UDxS8GO09mmybkyz9WwgW3CyDyqoZj20tGXrRb1hGWkYK.html
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.exyivwygzephpljklrifve.com/y4CORLhUu51tmcQWnRDeASOoVN2VoenOmuSHKDoO9ds.html
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = http://red.clientapps.yahoo.com/customize/ycomp_wave/defaults/su/*http://www.yahoo.com
R3 - URLSearchHook: IncrediFindBHO Class - {0026AD90-C86F-4269-97F3-DAB4897C6D06} - C:\PROGRA~1\INCRED~1\BHO\INCFIN~1.DLL (file missing)
F1 - win.ini: run=hpfsched
O2 - BHO: QuickSearch SearchBar - {82315A18-6CFB-44a7-BDFD-90E36537C252} - C:\Program Files\QuickSearch\QuickSearchBar3_28.dll
O2 - BHO: (no name) - {ACB3E0B7-7D0C-40B7-99B3-3EEACDF86BFB} - C:\WINDOWS\MSLAGENT\4B_1,0,1,1_MSLAGENT.DLL (file missing)
O2 - BHO: URLLink Class - {4A2AACF3-ADF6-11D5-98A9-00E018981B9E} - C:\Program Files\NewDotNet\newdotnet6_38.dll
O2 - BHO: NavErrRedir Class - {0026AD90-C86F-4269-97F3-DAB4897C6D06} - C:\PROGRA~1\INCRED~1\BHO\INCFIN~1.DLL (file missing)
O2 - BHO: (no name) - {EDB91B79-47C2-2A2D-49E3-6EB60A23E53C} - C:\WINDOWS\APPLICATION DATA\MOREFILEACE\JUNK FACE.EXE
O3 - Toolbar: QuickSearch SearchBar - {82315A18-6CFB-44a7-BDFD-90E36537C252} - C:\Program Files\QuickSearch\QuickSearchBar3_28.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\SYSTEM\MSDXM.OCX
O4 - HKLM\..\Run: [ScanRegistry] C:\WINDOWS\scanregw.exe /autorun
O4 - HKLM\..\Run: [TaskMonitor] C:\WINDOWS\taskmon.exe
O4 - HKLM\..\Run: [PCHealth] C:\WINDOWS\PCHealth\Support\PCHSchd.exe -s
O4 - HKLM\..\Run: [SystemTray] SysTray.Exe
O4 - HKLM\..\Run: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\Run: [LoadQM] loadqm.exe
O4 - HKLM\..\Run: [Hidserv] Hidserv.exe run
O4 - HKLM\..\Run: [KAZAA] C:\Program Files\Kazaa\kazaa.exe /SYSTRAY
O4 - HKLM\..\Run: [ATIPTA] atiptaxx.exe
O4 - HKLM\..\Run: [RealTray] C:\Program Files\Real\RealPlayer\RealPlay.exe SYSTEMBOOTHIDEPLAYER
O4 - HKLM\..\Run: [NAV DefAlert] C:\PROGRA~1\NORTON~1\DEFALERT.EXE
O4 - HKLM\..\Run: [Norton Auto-Protect] C:\PROGRA~1\NORTON~1\NAVAPW32.EXE /LOADQUIET
O4 - HKLM\..\Run: [Norton eMail Protect] C:\Program Files\Norton AntiVirus\POPROXY.EXE
O4 - HKLM\..\Run: [WeatherOnTray] C:\PROGRAM FILES\HOTBAR\BIN\4.4.7.0\WEATHERONTRAY.EXE
O4 - HKLM\..\Run: [New.net Startup] rundll32 C:\PROGRA~1\NEWDOT~1\NEWDOT~2.DLL,NewDotNetStartup -s
O4 - HKLM\..\Run: [zBrowser Launcher] C:\Program Files\Logitech\iTouch\iTouch.exe
O4 - HKLM\..\Run: [Logitech Utility] Logi_MwX.Exe
O4 - HKLM\..\Run: [SearchUpgrader] C:\Program Files\Common files\SearchUpgrader\SearchUpgrader.exe
O4 - HKLM\..\Run: [Activeerrorsoftflag] C:\WINDOWS\All Users\Application Data\Litepileactiveerror\More Link.exe
O4 - HKLM\..\RunServices: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\RunServices: [SchedulingAgent] mstask.exe
O4 - HKLM\..\RunServices: [*StateMgr] C:\WINDOWS\System\Restore\StateMgr.exe
O4 - HKLM\..\RunServices: [StillImageMonitor] C:\WINDOWS\SYSTEM\STIMON.EXE
O4 - HKLM\..\RunServices: [ScriptBlocking] "C:\Program Files\Common Files\Symantec Shared\Script Blocking\SBServ.exe" -reg
O4 - HKLM\..\RunServices: [MessengerPlus3] "C:\Program Files\Messenger Plus! 3\MsgPlus.exe"
O4 - HKLM\..\RunServices: [MessengerPlus2] "C:\Program Files\Messenger Plus! 3\MsgPlus.exe"
O4 - HKCU\..\Run: [IncrediMail] C:\PROGRA~1\INCRED~1\bin\IncMail.exe /c
O4 - HKCU\..\Run: [MessengerPlus3] "C:\Program Files\Messenger Plus! 3\MsgPlus.exe" /WinStart
O4 - HKCU\..\Run: [Instant Access] rundll32.exe p2esocks_1015.dll,InstantAccess
O4 - HKCU\..\Run: [Free Notes] "C:\PROGRAM FILES\POWER SOFT\FREE NOTES\FREENOTES.EXE"
O4 - HKCU\..\Run: [VcNew] C:\WINDOWS\APPLIC~1\STARTO~1\HoldBoldChin.exe
O4 - HKCU\..\Run: [Yahoo! Pager] C:\PROGRAM FILES\YAHOO!\MESSENGER\ypager.exe -quiet
O4 - HKCU\..\Run: [MessengerPlus2] "C:\Program Files\Messenger Plus! 3\MsgPlus.exe" /WinStart
O4 - HKCU\..\Run: [msnmsgr] "C:\PROGRAM FILES\MSN MESSENGER\MSNMSGR.EXE" /background
O4 - Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office\OSA9.EXE
O4 - Startup: HP ODLB08.lnk = C:\Program Files\Hewlett-Packard\HP PSC 500 98\scanning\Hpodlb08.exe
O4 - Startup: PowerReg Scheduler.exe
O4 - Startup: Reality Fusion GameCam SE.lnk = C:\Program Files\Intel\Createshare\program\PC Camera Games\Program\RFTray.exe
O4 - Startup: HP-AiO.lnk = C:\Program Files\Hewlett-Packard\HP PSC 500 98\Registration\REMIND32.EXE
O8 - Extra context menu item: &Add animation to IncrediMail Style Box - C:\PROGRA~1\INCRED~1\bin\resources\WebMenuImg.htm
O8 - Extra context menu item: &Search - http://bar.mywebsearch.com/menusearch.html?p=ZSzeb012
O9 - Extra button: Real.com - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - C:\WINDOWS\SYSTEM\Shdocvw.dll
O9 - Extra button: Yahoo! Messenger - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - C:\PROGRAM FILES\YAHOO!\MESSENGER\YPAGER.EXE (file missing)
O9 - Extra 'Tools' menuitem: Yahoo! Messenger - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - C:\PROGRAM FILES\YAHOO!\MESSENGER\YPAGER.EXE (file missing)
O9 - Extra button: Investigador - {9455301C-CF6B-11D3-A266-00C04F689C50} - C:\Program Files\Common Files\Microsoft Shared\Encarta Researcher\EROPROJ.DLL
O10 - Hijacked Internet access by New.Net
O10 - Hijacked Internet access by New.Net
O10 - Hijacked Internet access by New.Net
O10 - Hijacked Internet access by New.Net
O10 - Hijacked Internet access by New.Net
O16 - DPF: {F58E1CEF-A068-4C15-BA5E-587CAF3EE8C6} (MSN Chat Control 4.5) - http://fdl.msn.com/public/chat/msnchat45.cab
O16 - DPF: {C3DFA998-A486-11D4-AA25-00C04F72DAEB} (MSN Photo Upload Tool) - http://sc.groups.msn.com/controls/PhotoUC/MsnPUpld.cab
O16 - DPF: Yahoo! Pool 2 - http://download.games.yahoo.com/games/clients/y/pote_x.cab
O16 - DPF: {2B323CD9-50E3-11D3-9466-00A0C9700498} (Yahoo! Audio Conferencing) - http://us.chat1.yimg.com/us.yimg.com/i/chat/applet/v45/yacscom.cab
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsClient.cab28177.cab
O16 - DPF: {00B71CFB-6864-4346-A978-C0A14556272C} (Checkers Class) - http://messenger.zone.msn.com/binary/msgrchkr.cab28177.cab
O16 - DPF: {F6BF0D00-0B2A-4A75-BF7B-F385591623AF} (Solitaire Showdown Class) - http://messenger.zone.msn.com/binary/SolitaireShowdown.cab28177.cab
O16 - DPF: {31B7EB4E-8B4B-11D1-A789-00A0CC6651A8} (Cult3D ActiveX Player) - http://www.cult3d.com/download/cult.cab
O16 - DPF: {73F0FD85-BD47-4A95-86D1-DE38860462C1} (PremiumHTML Class) - http://www.accesoplugin.com/dialercab/IberoDialerHTML.cab
O16 - DPF: Yahoo! Graffiti - http://download.games.yahoo.com/games/clients/y/grt5_x.cab
O16 - DPF: {B8BE5E93-A60C-4D26-A2DC-220313175592} (ZoneIntro Class) - http://messenger.zone.msn.com/binary/ZIntro.cab30149.cab
O16 - DPF: {14B87622-7E19-4EA8-93B3-97215F77A6BC} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsPAClient.cab30149.cab
O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - http://groups.msn.com/controls/PhotoUC/MsnPUpld.cab
O16 - DPF: {10ABC6DB-E091-4EAE-98DD-21B5A2460714} (DetInstaller Class) - http://www.pandasoftware.es/avchecker/controles/AvDetInst.cab
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/msnmessengersetupdownloader.cab
O16 - DPF: {BD393C14-72AD-4790-A095-76522973D6B8} (CBreakshotControl Class) - http://messenger.zone.msn.com/binary/Bankshot.cab31267.cab
O16 - DPF: Yahoo! Literati - http://download.games.yahoo.com/games/clients/y/tt3_x.cab

Ribadisco il grazie per l'aiuto.
Oscar

Ciao ,
esegui queste operazioni

1) Disattiva il ripristino di configurazione, leggi qui come fare
http://www.aiutamici.com/software/view.asp?tipo=home&CodSw=298&SH=N

2) 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 = http://www.gijkeljpgvunsxgcdkfq.com/Tr4SdQYum884gu2wPo7UDxS8GO09mmybkyz9WwgW3CyDyqoZj20tGXrRb1hGWkYK.html
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.exyivwygzephpljklrifve.com/y4CORLhUu51tmcQWnRDeASOoVN2VoenOmuSHKDoO9ds.html
-
R3 - URLSearchHook: IncrediFindBHO Class - {0026AD90-C86F-4269-97F3-DAB4897C6D06} - C:\PROGRA~1\INCRED~1\BHO\INCFIN~1.DLL (file missing)
-
O2 - BHO: QuickSearch SearchBar - {82315A18-6CFB-44a7-BDFD-90E36537C252} - C:\Program Files\QuickSearch\QuickSearchBar3_28.dll
O2 - BHO: (no name) - {ACB3E0B7-7D0C-40B7-99B3-3EEACDF86BFB} - C:\WINDOWS\MSLAGENT\4B_1,0,1,1_MSLAGENT.DLL (file missing)
O2 - BHO: URLLink Class - {4A2AACF3-ADF6-11D5-98A9-00E018981B9E} - C:\Program Files\NewDotNet\newdotnet6_38.dll
O2 - BHO: NavErrRedir Class - {0026AD90-C86F-4269-97F3-DAB4897C6D06} - C:\PROGRA~1\INCRED~1\BHO\INCFIN~1.DLL (file missing)
O2 - BHO: (no name) - {EDB91B79-47C2-2A2D-49E3-6EB60A23E53C} - C:\WINDOWS\APPLICATION DATA\MOREFILEACE\JUNK FACE.EXE
O3 - Toolbar: QuickSearch SearchBar - {82315A18-6CFB-44a7-BDFD-90E36537C252} - C:\Program Files\QuickSearch\QuickSearchBar3_28.dll
-
O4 - HKLM\..\Run: [WeatherOnTray] C:\PROGRAM FILES\HOTBAR\BIN\4.4.7.0\WEATHERONTRAY.EXE
O4 - HKLM\..\Run: [New.net Startup] rundll32 C:\PROGRA~1\NEWDOT~1\NEWDOT~2.DLL,NewDotNetStartup -s
-
O4 - HKLM\..\Run: [SearchUpgrader] C:\Program Files\Common files\SearchUpgrader\SearchUpgrader.exe
O4 - HKLM\..\Run: [Activeerrorsoftflag] C:\WINDOWS\All Users\Application Data\Litepileactiveerror\More Link.exe
-
O4 - HKCU\..\Run: [VcNew] C:\WINDOWS\APPLIC~1\STARTO~1\HoldBoldChin.exe
-
O8 - Extra context menu item: &Search - http://bar.mywebsearch.com/menusearch.html?p=ZSzeb012
-
O9 - Extra button: Yahoo! Messenger - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - C:\PROGRAM FILES\YAHOO!\MESSENGER\YPAGER.EXE (file missing)
O9 - Extra 'Tools' menuitem: Yahoo! Messenger - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - C:\PROGRAM FILES\YAHOO!\MESSENGER\YPAGER.EXE (file missing)
-
O10 - Hijacked Internet access by New.Net
O10 - Hijacked Internet access by New.Net
O10 - Hijacked Internet access by New.Net
O10 - Hijacked Internet access by New.Net
O10 - Hijacked Internet access by New.Net
-
O16 - DPF: {73F0FD85-BD47-4A95-86D1-DE38860462C1} (PremiumHTML Class) - http://www.accesoplugin.com/dialercab/IberoDialerHTML.cab
==================================

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

==================================
INCFIN~1.DLL
QuickSearchBar3_28.dll
4B_1,0,1,1_MSLAGENT.DLL
newdotnet6_38.dll
JUNK FACE.EXE
WEATHERONTRAY.EXE
NEWDOT~2.DLL
SearchUpgrader.exe
More Link.exe
HoldBoldChin.exe
==================================

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
ripetere le scansioni fino a che i programmi non indicano che non ci sono più spyware

sempre in modalità provvisoria fai una scansione Antivirus

quindi riavvia il computer e controlla se il problema e risolto, se e tutto OK riattiva il ripristino configurazione disattivato all'inizio di questa procedura.

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Collaboratore Aiutamici