[Resolvido] "Erro de certificado" seria virus?

Ola,

Quando entro em paginas como orkut, hotmail e gmail aparece q esta dando erro de certificado...

"Há um problema no certificado de segurança do site.

O certificado de segurança apresentado pelo site expirou ou ainda não é válido.

Problemas de certificado de segurança podem indicar uma tentativa de enganá-lo ou de interceptar algum dado enviado ao servidor.

Recomendamos fechar a página da Web e não continuar no site.

Clique aqui para fechar esta página da Web.

Continuar neste site (não recomendado)."

Será q isto seria algum malware?

meu log:

Logfile of HijackThis v1.99.1

Scan saved at 13:40:00, on 27/1/2007

Platform: Windows XP SP2 (WinNT 5.01.2600)

MSIE: Internet Explorer v7.00 (7.00.5730.0011)

Running processes:

C:\WINDOWS\System32\smss.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:\Arquivos de programas\GbPlugin\GbpSv.exe

C:\WINDOWS\Explorer.EXE

C:\WINDOWS\system32\spoolsv.exe

C:\Arquivos de programas\Velox\Manager\desp2k.exe

C:\ARQUIV~1\Grisoft\AVG7\avgcc.exe

C:\Arquivos de programas\DAEMON Tools\daemon.exe

C:\WINDOWS\SOUNDMAN.EXE

C:\WINDOWS\system32\ctfmon.exe

C:\Arquivos de programas\Lavasoft\Ad-Aware 2007\aawservice.exe

C:\ARQUIV~1\Grisoft\AVG7\avgamsvr.exe

C:\Arquivos de programas\Internet Explorer\iexplore.exe

C:\ARQUIV~1\Grisoft\AVG7\avgupsvc.exe

C:\ARQUIV~1\Grisoft\AVG7\avgemc.exe

C:\WINDOWS\system32\nvsvc32.exe

C:\ARQUIV~1\Grisoft\AVG7\avgfwsrv.exe

D:\Lixo\Igor\Programas\iMasters\hijackthis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = &http://home.microsoft.com/intl/br/access/allinone.asp

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

O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Arquivos de programas\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll

O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Arquivos de programas\Spybot - Search & Destroy\SDHelper.dll

O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)

O2 - BHO: G-Buster Browser Defense ABN AMRO - {C41A1C0E-EA6C-11D4-B1B8-444553540007} - C:\Arquivos de programas\GbPlugin\gbiehabn.dll

O4 - HKLM\..\Run: [desp2k] C:\Arquivos de programas\Velox\Manager\desp2k.exe

O4 - HKLM\..\Run: [AVG7_CC] C:\ARQUIV~1\Grisoft\AVG7\avgcc.exe /STARTUP

O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe

O4 - HKLM\..\Run: [DAEMON Tools] "C:\Arquivos de programas\DAEMON Tools\daemon.exe" -lang 1033

O4 - HKLM\..\Run: [iSUSPM Startup] "C:\Arquivos de programas\Arquivos comuns\InstallShield\UpdateService\ISUSPM.exe" -startup

O4 - HKLM\..\Run: [iSUSScheduler] "C:\Arquivos de programas\Arquivos comuns\InstallShield\UpdateService\issch.exe" -start

O4 - HKLM\..\Run: [CloneDVDElbyDelay] "C:\Arquivos de programas\Elaborate Bytes\CloneDVD\ElbyCheck.exe" /L ElbyDelay

O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup

O4 - HKLM\..\Run: [nwiz] nwiz.exe /install

O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit

O4 - HKLM\..\Run: [soundMan] SOUNDMAN.EXE

O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe

O8 - Extra context menu item: E&xportar para o Microsoft Excel - res://C:\ARQUIV~1\MICROS~2\OFFICE11\EXCEL.EXE/3000

O10 - Unknown file in Winsock LSP: c:\windows\system32\avgfwafu.dll

O10 - Unknown file in Winsock LSP: c:\windows\system32\avgfwafu.dll

O10 - Unknown file in Winsock LSP: c:\windows\system32\avgfwafu.dll

O10 - Unknown file in Winsock LSP: c:\windows\system32\avgfwafu.dll

O10 - Unknown file in Winsock LSP: c:\windows\system32\avgfwafu.dll

O11 - Options group: [iNTERNATIONAL] International*

O14 - IERESET.INF: SEARCH_PAGE_URL=&http://home.microsoft.com/intl/br/access/allinone.asp

O16 - DPF: {20A60F0D-9AFA-4515-A0FD-83BD84642501} (Checkers Class) - http://messenger.zone.msn.com/binary/msgrchkr.cab56986.cab

O16 - DPF: {39B0684F-D7BF-4743-B050-FDC3F48F7E3B} - http://www.fileplanet.com/fpdlmgr/cabs/FPDC_2.3.2.100.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/Messe...nt.cab56907.cab

O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/get/shoc...ash/swflash.cab

O16 - DPF: {E37CB5F0-51F5-4395-A808-5FA49E399007} (GbPluginObj Class) - https://wwws.realsecureweb.com.br/mpr/plugi...GbPluginABN.cab

O17 - HKLM\System\CCS\Services\Tcpip\..\{800807C8-E126-43D0-B001-0E987C6E59B7}: NameServer = 200.165.132.155 200.149.55.142

O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\ARQUIV~1\MSNMES~1\MSGRAP~1.DLL

O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\ARQUIV~1\MSNMES~1\MSGRAP~1.DLL

O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll

O23 - Service: Ad-Aware 2007 Service (aawservice) - Lavasoft AB - C:\Arquivos de programas\Lavasoft\Ad-Aware 2007\aawservice.exe

O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\ARQUIV~1\Grisoft\AVG7\avgamsvr.exe

O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\ARQUIV~1\Grisoft\AVG7\avgupsvc.exe

O23 - Service: AVG E-mail Scanner (AVGEMS) - GRISOFT, s.r.o. - C:\ARQUIV~1\Grisoft\AVG7\avgemc.exe

O23 - Service: AVG Firewall (AVGFwSrv) - GRISOFT, s.r.o. - C:\ARQUIV~1\Grisoft\AVG7\avgfwsrv.exe

O23 - Service: Gbp Service (GbpSv) - Unknown owner - C:\Arquivos de programas\GbPlugin\GbpSv.exe

O23 - Service: Macromedia Licensing Service - Macromedia - C:\Arquivos de programas\Arquivos comuns\Macromedia Shared\Service\Macromedia Licensing.exe

O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe

O23 - Service: Cyberlink RichVideo Service(CRVS) (RichVideo) - Unknown owner - C:\Arquivos de programas\CyberLink\Shared Files\RichVideo.exe (file missing)

O23 - Service: Remote Packet Capture Protocol v.0 (experimental) (rpcapd) - Unknown owner - %ProgramFiles%\WinPcap\rpcapd.exe" -d -f "%ProgramFiles%\WinPcap\rpcapd.ini (file missing)