Malware/Adware, haven't clicked anything different from usual, tried several things, Ccleaner worked for a while but it came back.

Logfile of Trend Micro HijackThis v2.0.5 Scan saved at 16:39:35, on 16/05/2015 Platform: Windows 7 SP1 (WinNT 6.00.3505) MSIE: Internet Explorer v11.0 (11.00.9600.17801)

Boot mode: Normal

Running processes: C:\Program Files (x86)\AVG\AVG2015\avgui.exe C:\PROGRA~2\GbPlugin\GbpSv.exe C:\Program Files (x86)\NVIDIA Corporation\Update Core\NvBackend.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:\Program Files (x86)\Google\Chrome\Application\chrome.exe C:\Program Files (x86)\Google\Chrome\Application\chrome.exe C:\Users\João Pedro Straub\Downloads\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896 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 O1 - Hosts: 23.41.155.66 guardiao.itau.com.br # GbPlugin O2 - BHO: G-Buster Browser Defense Itaú Unibanco - {C41A1C0E-EA6C-11D4-B1B8-444553540008} - C:\Program Files (x86)\GbPlugin\gbiehuni.dll O4 - HKLM..\Run: [Syncios device service] C:\Program Files (x86)\Syncios\SynciosDeviceService.exe O4 - HKLM..\Run: [AVG_UI] "C:\Program Files (x86)\AVG\AVG2015\avgui.exe" /TRAYONLY O4 - HKLM..\Run: [Wondershare Helper Compact.exe] C:\Program Files (x86)\Common Files\Wondershare\Wondershare Helper Compact\WSHelper.exe O4 - HKLM..\Run: [LogMeIn Hamachi Ui] "C:\Program Files (x86)\LogMeIn Hamachi\hamachi-2-ui.exe" --auto-start O4 - HKCU..\Run: [DAEMON Tools Lite] "C:\Program Files (x86)\DAEMON Tools Lite\DTLite.exe" -autorun O4 - HKCU..\Run: [OneDrive] "C:\Users\João Pedro Straub\AppData\Local\Microsoft\OneDrive\OneDrive.exe" /background O4 - HKCU..\Run: [CCleaner Monitoring] "C:\Program Files\CCleaner\CCleaner64.exe" /MONITOR O4 - HKCU..\RunOnce: [Uninstall C:\Users\João Pedro Straub\AppData\Local\Microsoft\OneDrive\17.3.4724.0224\amd64] C:\Windows\system32\cmd.exe /q /c rmdir /s /q "C:\Users\João Pedro Straub\AppData\Local\Microsoft\OneDrive\17.3.4724.0224\amd64" O4 - HKCU..\RunOnce: [Uninstall C:\Users\João Pedro Straub\AppData\Local\Microsoft\OneDrive\17.3.4726.0226\amd64] C:\Windows\system32\cmd.exe /q /c rmdir /s /q "C:\Users\João Pedro Straub\AppData\Local\Microsoft\OneDrive\17.3.4726.0226\amd64" O4 - HKCU..\RunOnce: [tron_resume] C:\Users\João Pedro Straub\Downloads\tron\tron.bat -resume O11 - Options group: [ACCELERATED_GRAPHICS] Accelerated graphics O15 - Trusted Zone: bankline.itau.com.br O15 - Trusted Zone: clickbanking.itau.com.br O15 - Trusted Zone: guardiao.itau.com.br O15 - Trusted Zone: www.itau.com.br O15 - Trusted Zone: http://www.itau.com.br O15 - Trusted Zone: *.itau.com.br O15 - Trusted Zone: http://www.itaupersonnalite.com.br O20 - Winlogon Notify: GbPluginUni - C:\Program Files (x86)\GbPlugin\gbiehUni.dll O23 - Service: @%SystemRoot%\system32\Alg.exe,-112 (ALG) - Unknown owner - C:\Windows\System32\alg.exe (file missing) O23 - Service: Apple Mobile Device Service - Apple Inc. - C:\Program Files\Common Files\Apple\Mobile Device Support\AppleMobileDeviceService.exe O23 - Service: Firewall do AVG (avgfws) - AVG Technologies CZ, s.r.o. - C:\Program Files (x86)\AVG\AVG2015\avgfws.exe O23 - Service: AVGIDSAgent - AVG Technologies CZ, s.r.o. - C:\Program Files (x86)\AVG\AVG2015\avgidsagent.exe O23 - Service: Watchdog do AVG (avgwd) - AVG Technologies CZ, s.r.o. - C:\Program Files (x86)\AVG\AVG2015\avgwdsvc.exe O23 - Service: BattlEye Service (BEService) - Unknown owner - C:\Program Files (x86)\Common Files\BattlEye\BEService.exe O23 - Service: Intel(R) 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: Gbp Service (GbpSv) - GAS Tecnologia - C:\PROGRA~2\GbPlugin\GbpSv.exe 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: LogMeIn Hamachi Tunneling Engine (Hamachi2Svc) - LogMeIn Inc. - C:\Program Files (x86)\LogMeIn Hamachi\hamachi-2.exe O23 - Service: Hi-Rez Studios Authenticate and Update Service (HiPatchService) - Hi-Rez Studios - C:\Program Files (x86)\Hi-Rez Studios\HiPatchService.exe O23 - Service: @%SystemRoot%\system32\ieetwcollectorres.dll,-1000 (IEEtwCollectorService) - Unknown owner - C:\Windows\system32\IEEtwCollector.exe (file missing) O23 - Service: iPod Service - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe O23 - Service: @keyiso.dll,-100 (KeyIso) - Unknown owner - C:\Windows\system32\lsass.exe (file missing) O23 - Service: LMIGuardianSvc - LogMeIn, Inc. - C:\Program Files (x86)\LogMeIn Hamachi\LMIGuardianSvc.exe O23 - Service: MBAMScheduler - Malwarebytes Corporation - C:\Program Files (x86)\Malwarebytes Anti-Malware\mbamscheduler.exe O23 - Service: MBAMService - Malwarebytes Corporation - C:\Program Files (x86)\Malwarebytes Anti-Malware\mbamservice.exe 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: NVIDIA Display Driver Service (nvsvc) - Unknown owner - C:\Windows\system32\nvvsvc.exe (file missing) O23 - Service: Origin Client Service - Electronic Arts - C:\Program Files (x86)\Origin\OriginClientService.exe O23 - Service: PnkBstrA - Unknown owner - C:\Windows\system32\PnkBstrA.exe O23 - Service: @%systemroot%\system32\psbase.dll,-300 (ProtectedStorage) - Unknown owner - C:\Windows\system32\lsass.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: Sophos Virus Removal Tool (SophosVirusRemovalTool) - Sophos Limited - C:\Users\João Pedro Straub\Downloads\tron\resources\stage_3_disinfect\sophos_virus_remover\SVRTservice.exe 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: Steam Client Service - Valve Corporation - C:\Program Files (x86)\Common Files\Steam\SteamService.exe O23 - Service: @%SystemRoot%\system32\ui0detect.exe,-101 (UI0Detect) - Unknown owner - C:\Windows\system32\UI0Detect.exe (file missing) 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: Warsaw Technology - GAS Tecnologia LTDA - C:\Program Files\Diebold\Warsaw\core.exe O23 - Service: @%SystemRoot%\system32\Wat\WatUX.exe,-601 (WatAdminSvc) - Unknown owner - C:\Windows\system32\Wat\WatAdminSvc.exe (file missing) O23 - Service: @%systemroot%\system32\wbengine.exe,-104 (wbengine) - Unknown owner - C:\Windows\system32\wbengine.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) O23 - Service: WtuSystemSupport - Unknown owner - C:\Program Files (x86)\AVG Web TuneUp\WtuSystemSupport.exe

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/r/techsupport Thread