Olá Mr.Wolf, muito obrigado até aqui pela ajuda. Aqui abaixo está o log do HijackThis do meu micro.
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 20:55:31, on 4/5/2009
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16705)
Boot mode: Normal
Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\csrss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\Arquivos de programas\Lavasoft\Ad-Aware\aawservice.exe
C:\WINDOWS\Explorer.EXE
C:\Arquivos de programas\Java\jre1.5.0_04\bin\jusched.exe
C:\WINDOWS\system32\CTHELPER.EXE
C:\WINDOWS\system32\ctfmon.exe
C:\Arquivos de programas\MSN Messenger\msnmsgr.exe
C:\Arquivos de programas\WinKey\WinKey.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\HPZipm12.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\alg.exe
C:\WINDOWS\system32\NOTEPAD.EXE
C:\Arquivos de programas\Mozilla Firefox\firefox.exe
C:\Util\HijackThis.exe
C:\WINDOWS\system32\wbem\wmiprvse.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page =
http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL =
http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL =
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\Main,Start Page =
http://go.microsoft.com/fwlink/?LinkId=69157
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,First Home Page =
http://go.microsoft.com/fwlink/?LinkId=54843
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Arquivos de programas\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: CompSegIB - {2E3C3651-B19C-4DD9-A979-901EC3E930AF} - C:\Arquivos de programas\Scpad\scpsssh2.dll
O2 - BHO: IEVkbdBHO - {59273AB4-E7D3-40F9-A1A8-6FA9CCA1862C} - C:\Arquivos de programas\Kaspersky Lab\Kaspersky Anti-Virus 2009\ievkbd.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: G-Buster Browser Defense Unibanco - {C41A1C0E-EA6C-11D4-B1B8-444553540008} - C:\WINDOWS\Downloaded Program Files\gbiehuni.dll
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Arquivos de programas\Java\jre1.5.0_04\bin\jusched.exe
O4 - HKLM\..\Run: [PRONoMgr.exe] C:\Arquivos de programas\Intel\NCS\PROSet\PRONoMgr.exe
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [CTHelper] CTHELPER.EXE
O4 - HKLM\..\Run: [AVP] "C:\Arquivos de programas\Kaspersky Lab\Kaspersky Anti-Virus 2009\avp.exe"
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [msnmsgr] "C:\Arquivos de programas\MSN Messenger\msnmsgr.exe" /background
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'LOCAL SERVICE')
O4 - HKUS\S-1-5-19\..\Run: [MsnMsgr] "C:\Arquivos de programas\MSN Messenger\MsnMsgr.Exe" /background (User 'LOCAL SERVICE')
O4 - HKUS\S-1-5-19\..\RunOnce: [nlsf] cmd.exe /C move /Y "%SystemRoot%\System32\syssetub.dll" "%SystemRoot%\System32\syssetup.dll" (User 'LOCAL SERVICE')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'NETWORK SERVICE')
O4 - HKUS\S-1-5-20\..\RunOnce: [nlsf] cmd.exe /C move /Y "%SystemRoot%\System32\syssetub.dll" "%SystemRoot%\System32\syssetup.dll" (User 'NETWORK SERVICE')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\RunOnce: [nlsf] cmd.exe /C move /Y "%SystemRoot%\System32\syssetub.dll" "%SystemRoot%\System32\syssetup.dll" (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'Default user')
O4 - HKUS\.DEFAULT\..\RunOnce: [nlsf] cmd.exe /C move /Y "%SystemRoot%\System32\syssetub.dll" "%SystemRoot%\System32\syssetup.dll" (User 'Default user')
O4 - Global Startup: WinKey.lnk = C:\Arquivos de programas\WinKey\WinKey.exe
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Arquivos de programas\Java\jre1.5.0_04\bin\npjpi150_04.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Arquivos de programas\Java\jre1.5.0_04\bin\npjpi150_04.dll
O9 - Extra button: Estatísticas de proteção de tráfego da web - {1F460357-8A94-4D71-9CA3-AA4ACF32ED8E} - C:\Arquivos de programas\Kaspersky Lab\Kaspersky Anti-Virus 2009\SCIEPlgn.dll
O14 - IERESET.INF: SEARCH_PAGE_URL=&
http://home.microsoft.com/intl/br/access/allinone.asp
O14 - IERESET.INF: START_PAGE_URL=http://www.compartilhando.org/
O16 - DPF: {0EB0E74A-2A76-4AB3-A7FB-9BD8C29F7F75} (CKAVWebScan Object) -
http://www.kaspersky.com/kos/eng/partner/default/kavwebscan_unicode.cab
O16 - DPF: {5D6F45B3-9043-443D-A792-115447494D24} (UnoCtrl Class) -
http://messenger.zone.msn.com/PT-BR/a-UNO1/GAME_UNO1.cab
O16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) -
http://messenger.zone.msn.com/binary/MessengerStatsPAClient.cab56907.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) -
https://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab
O16 - DPF: {E37CB5F0-51F5-4395-A808-5FA49E399008} (GbPluginObj Class) -
https://clickbanking.unibanco.com.br/GbPlugin/cab/GbPluginUni.cab
O16 - DPF: {F5A7706B-B9C0-4C89-A715-7A0C6B05DD48} (Minesweeper Flags Class) -
http://messenger.zone.msn.com/binary/MineSweeper.cab56986.cab
O20 - AppInit_DLLs: C:\ARQUIV~1\KASPER~1\KASPER~1\mzvkbd.dll,C:\ARQUIV~1\KASPER~1\KASPER~1\mzvkbd3.dll
O20 - Winlogon Notify: !SASWinLogon - C:\Arquivos de programas\SUPERAntiSpyware\SASWINLO.DLL
O21 - SSODL: CompIBBrd - {A3717295-941D-416F-9384-ED1736729F1C} - C:\Arquivos de programas\Scpad\scpLIB.dll
O22 - SharedTaskScheduler: scpLIB - {A3717295-941D-416F-9384-ED1736729F1C} - C:\Arquivos de programas\Scpad\scpLIB.dll
O23 - Service: Lavasoft Ad-Aware Service (aawservice) - Lavasoft - C:\Arquivos de programas\Lavasoft\Ad-Aware\aawservice.exe
O23 - Service: Kaspersky Anti-Virus (AVP) - Kaspersky Lab - C:\Arquivos de programas\Kaspersky Lab\Kaspersky Anti-Virus 2009\avp.exe
O23 - Service: Gbp Service (GbpSv) - Banco Unibanco - C:\Arquivos de programas\GbPlugin\GbpSv.exe
O23 - Service: Imapi Helper - Alex Feinman - C:\Arquivos de programas\ISO Recorder\ImapiHelper.exe
O23 - Service: Intel NCS NetService (NetSvc) - Intel(R) Corporation - C:\Arquivos de programas\Intel\NCS\Sync\NetSvc.exe
O23 - Service: NMIndexingService - Unknown owner - C:\Arquivos de programas\Arquivos comuns\Ahead\Lib\NMIndexingService.exe (file missing)
O23 - Service: Pml Driver HPZ12 - HP - C:\WINDOWS\system32\HPZipm12.exe
--
End of file - 7035 bytes