[Arquivado] Notebook lento, travando e programas fechando sem mot

Oi pessoal,

Poderiam dar uma olhada nesse log pra mim? Estou com esse notebook positivo travando MUUUUUITO e fechando programas sozinho, sem motivo aparente. Tô achando que é treta de malware (o usuário não é dos mais responsáveis).

Logfile of Trend Micro HijackThis v2.0.4
Scan saved at 14:16:02, on 20/07/2014
Platform: Unknown Windows (WinNT 6.02.1008)
MSIE: Internet Explorer v10.0 (10.00.9200.17028)
Boot mode: Normal

Running processes:
C:\Program Files (x86)\Intel\Intel® ME FW Recovery Agent\bin\ismagent.exe
C:\Program Files\AVAST Software\Avast\AvastUI.exe
C:\Program Files (x86)\Intel\Intel® ME FW Recovery Agent\bin\updateui.exe
C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
C:\Trend Micro\HiJackThis\HiJackThis.exe

R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page = C:\Windows\SysWOW64\blank.htm
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
F2 - REG:system.ini: UserInit=userinit.exe
O2 - BHO: avast! Online Security - {8E5E2654-AD2D-48bf-AC2D-D17F00898D06} - C:\Program Files\AVAST Software\Avast\aswWebRepIE.dll
O2 - BHO: Microsoft SkyDrive Pro Browser Helper - {D0498E0A-45B7-42AE-A9AA-ABA463DBD3BF} - C:\PROGRA~2\MICROS~1\Office15\GROOVEEX.DLL
O4 - HKLM\..\Run: [iAStorIcon] C:\Program Files (x86)\Intel\Intel® Rapid Storage Technology\IAStorIconLaunch.exe "C:\Program Files (x86)\Intel\Intel® Rapid Storage Technology\IAStorIcon.exe" 60
O4 - HKLM\..\Run: [AvastUI.exe] "C:\Program Files\AVAST Software\Avast\AvastUI.exe" /nogui
O4 - HKLM\..\Run: [Adobe ARM] "C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe"
O4 - HKCU\..\Run: [uTorrent] "C:\Users\Tião'\AppData\Roaming\uTorrent\uTorrent.exe" /MINIMIZED
O4 - HKCU\..\Run: [Facebook Update] "C:\Users\Tião'\AppData\Local\Facebook\Update\FacebookUpdate.exe" /c /nocrashserver
O4 - HKCU\..\Run: [skype] "C:\Program Files (x86)\Skype\Phone\Skype.exe" /minimized /regrun
O4 - Startup: area-de-trabalho.lnk = C:\Windows\explorer.exe
O8 - Extra context menu item: &Enviar para o OneNote - res://C:\PROGRA~2\MICROS~1\Office14\ONBttnIE.dll/105
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~1\Office15\EXCEL.EXE/3000
O8 - Extra context menu item: E&xportar para o Microsoft Excel - res://C:\PROGRA~2\MICROS~1\Office14\EXCEL.EXE/3000
O11 - Options group: [ACCELERATED_GRAPHICS] Accelerated graphics
O18 - Protocol: osf - {D924BDC6-C83A-4BD5-90D0-095128A113D1} - C:\Program Files (x86)\Microsoft Office\Office15\MSOSB.DLL
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~2\COMMON~1\Skype\SKYPE4~1.DLL
O18 - Filter hijack: text/xml - {807583E5-5146-11D5-A672-00B0D022E945} - C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE15\MSOXMLMF.DLL
O23 - Service: Adobe Acrobat Update Service (AdobeARMservice) - Adobe Systems Incorporated - C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\armsvc.exe
O23 - Service: @%SystemRoot%\system32\Alg.exe,-112 (ALG) - Unknown owner - C:\Windows\System32\alg.exe (file missing)
O23 - Service: Serviço do Mundo Positivo (AppManagerService) - Positivo Informática S.A. - C:\Program Files (x86)\Positivo Informática\Positivo Experience\Positivo Experience\MundoPositivoService.exe
O23 - Service: avast! Antivirus - AVAST Software - C:\Program Files\AVAST Software\Avast\AvastSvc.exe
O23 - Service: Battery Manager Service (BatteryManagerSrv) - Positivo Informática S.A - C:\Program Files (x86)\Positivo Informática\Positivo Experience\Positivo Bateria\BatteryManagerService.exe
O23 - Service: Intel® Content Protection HECI Service (cphs) - Intel Corporation - C:\Windows\SysWow64\IntelCpHeciSvc.exe
O23 - Service: @%SystemRoot%\system32\efssvc.dll,-100 (EFS) - Unknown owner - C:\Windows\System32\lsass.exe (file missing)
O23 - Service: @%systemroot%\system32\fxsresm.dll,-118 (Fax) - Unknown owner - C:\Windows\system32\fxssvc.exe (file missing)

O23 - Service: Serviço do Google Update (gupdate) (gupdate) - Google Inc. - C:\Program Files (x86)\Google\Update\GoogleUpdate.exe
O23 - Service: Serviço do Google Update (gupdatem) (gupdatem) - Google Inc. - C:\Program Files (x86)\Google\Update\GoogleUpdate.exe

O23 - Service: Tecnologia de armazenamento Intel® Rapid (IAStorDataMgrSvc) - Intel Corporation - C:\Program Files (x86)\Intel\Intel® Rapid Storage Technology\IAStorDataMgrSvc.exe
O23 - Service: Intel® Capability Licensing Service Interface - Intel® Corporation - C:\Program Files\Intel\iCLS Client\HeciServer.exe
O23 - Service: Intel® ME Service - Intel Corporation - C:\Program Files (x86)\Intel\Intel® Management Engine Components\FWService\IntelMeFWService.exe
O23 - Service: Intel® Dynamic Application Loader Host Interface Service (jhi_service) - Intel Corporation - C:\Program Files (x86)\Intel\Intel® Management Engine Components\DAL\jhi_service.exe
O23 - Service: @keyiso.dll,-100 (KeyIso) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: Intel® Management and Security Application Local Management Service (LMS) - Intel Corporation - C:\Program Files (x86)\Intel\Intel® Management Engine Components\LMS\LMS.exe
O23 - Service: McAfee SiteAdvisor Service - Unknown owner - c:\PROGRA~2\mcafee\SITEAD~1\mcsacore.exe (file missing)
O23 - Service: @comres.dll,-2797 (MSDTC) - Unknown owner - C:\Windows\System32\msdtc.exe (file missing)
O23 - Service: @%SystemRoot%\System32\netlogon.dll,-102 (Netlogon) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: nProtect GameGuard Service (npggsvc) - Unknown owner - C:\Windows\system32\GameMon.des.exe (file missing)
O23 - Service: @%systemroot%\system32\Locator.exe,-2 (RpcLocator) - Unknown owner - C:\Windows\system32\locator.exe (file missing)
O23 - Service: @%SystemRoot%\system32\samsrv.dll,-1 (SamSs) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: Skype Updater (SkypeUpdate) - Skype Technologies - C:\Program Files (x86)\Skype\Updater\Updater.exe
O23 - Service: @%SystemRoot%\system32\snmptrap.exe,-3 (SNMPTRAP) - Unknown owner - C:\Windows\System32\snmptrap.exe (file missing)
O23 - Service: @%systemroot%\system32\spoolsv.exe,-1 (Spooler) - Unknown owner - C:\Windows\System32\spoolsv.exe (file missing)
O23 - Service: @%SystemRoot%\system32\sppsvc.exe,-101 (sppsvc) - Unknown owner - C:\Windows\system32\sppsvc.exe (file missing)
O23 - Service: @%SystemRoot%\system32\ui0detect.exe,-101 (UI0Detect) - Unknown owner - C:\Windows\system32\UI0Detect.exe (file missing)
O23 - Service: Intel® Management and Security Application User Notification Service (UNS) - Intel Corporation - C:\Program Files (x86)\Intel\Intel® Management Engine Components\UNS\UNS.exe
O23 - Service: @%SystemRoot%\system32\vaultsvc.dll,-1003 (VaultSvc) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%SystemRoot%\system32\vds.exe,-100 (vds) - Unknown owner - C:\Windows\System32\vds.exe (file missing)
O23 - Service: @%systemroot%\system32\vssvc.exe,-102 (VSS) - Unknown owner - C:\Windows\system32\vssvc.exe (file missing)
O23 - Service: @%systemroot%\system32\wbengine.exe,-104 (wbengine) - Unknown owner - C:\Windows\system32\wbengine.exe (file missing)
O23 - Service: @%ProgramFiles%\Windows Defender\MpAsDesc.dll,-310 (WinDefend) - Unknown owner - C:\Program Files (x86)\Windows Defender\MsMpEng.exe (file missing)
O23 - Service: @%Systemroot%\system32\wbem\wmiapsrv.exe,-110 (wmiApSrv) - Unknown owner - C:\Windows\system32\wbem\WmiApSrv.exe (file missing)
O23 - Service: @%PROGRAMFILES%\Windows Media Player\wmpnetwk.exe,-101 (WMPNetworkSvc) - Unknown owner - C:\Program Files (x86)\Windows Media Player\wmpnetwk.exe (file missing)

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End of file - 7985 bytes

Abraço,
Weick