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Removal instructions for CloudDesktop extension


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What is CloudDesktop extension?

The Malwarebytes research team has determined that CloudDesktop extension is a browser hijacker. These so-called "hijackers" alter your startpage or searchscopes so that the affected browser visits their site or one of their choice. This one also displays advertisements.

How do I know if my computer is affected by CloudDesktop extension?

While installing you may have seen this warning:

main.png

You may see this Internet Explorer browser helper object:

warning1.png

and this entry in your list of installed programs:

warning4.png

How did CloudDesktop extension get on my computer?

Browser hijackers use different methods for distributing themselves. This particular one was bundled with other software.

How do I remove CloudDesktop extension?

Our program Malwarebytes Anti-Malware can detect and remove this potentially unwanted application.

  • Please download Malwarebytes Anti-Malware to your desktop.
  • Double-click mbam-setup-version.exe and follow the prompts to install the program.
  • At the end, be sure a check-mark is placed next to the following:
    • Enable free trial of Malwarebytes Anti-Malware Premium
    • Launch Malwarebytes Anti-Malware
  • Then click Finish.
  • If an update is found, you will be prompted to download and install the latest version.
  • Once the program has loaded, select Scan now.
  • When the scan is complete , make sure that everything is set to "Quarantine", and click Apply Actions.
  • Reboot your computer if prompted.
Is there anything else I need to do to get rid of CloudDesktop extension?
  • No, Malwarebytes' Anti-Malware removes CloudDesktop extension completely.
How would the full version of Malwarebytes Anti-Malware help protect me?

We hope our application and this guide have helped you eradicate this hijacker.

As you can see below the full version of Malwarebytes Anti-Malware would have protected you against the CloudDesktop extension hijacker. It would have warned you before the rogue could install itself, giving you a chance to stop it before it became too late.

protection1.png

Technical details for experts

Signs in a HijackThis log:

O2 - BHO: CrossriderApp0026940 - {11111111-1111-1111-1111-110211691140} - C:\Program Files\CloudDesktop extension\CloudDesktop extension-bho.dll
Alterations made by the installer:

Malwarebytes Anti-Malware log:

Malwarebytes Anti-Malwarewww.malwarebytes.orgScan Date: 5/10/2014Scan Time: 8:48:21 AMLogfile: mbamCloudDesktop.txtAdministrator: YesVersion: 2.00.1.1004Malware Database: v2014.05.10.03Rootkit Database: v2014.03.27.01License: FreeMalware Protection: DisabledMalicious Website Protection: DisabledChameleon: DisabledOS: Windows 7 Service Pack 1CPU: x86File System: NTFSUser: MalwarebytesScan Type: Threat ScanResult: CompletedObjects Scanned: 217792Time Elapsed: 6 min, 41 secMemory: EnabledStartup: EnabledFilesystem: EnabledArchives: EnabledRootkits: DisabledShuriken: EnabledPUP: EnabledPUM: EnabledProcesses: 0(No malicious items detected)Modules: 0(No malicious items detected)Registry Keys: 20PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\CLASSES\CLSID\{11111111-1111-1111-1111-110211691140}, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\CLASSES\TYPELIB\{44444444-4444-4444-4444-440244694440}, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\CLASSES\INTERFACE\{55555555-5555-5555-5555-550255695540}, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\CLASSES\INTERFACE\{66666666-6666-6666-6666-660266696640}, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\CLASSES\CrossriderApp0026940.BHO.1, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{11111111-1111-1111-1111-110211691140}, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\CLASSES\CrossriderApp0026940.BHO, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKU\S-1-5-21-4016700205-1717049133-1125222536-1001-{ED1FC765-E35E-4C3D-BF15-2C2B11260CE4}-0\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXT\SETTINGS\{11111111-1111-1111-1111-110211691140}, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKU\S-1-5-21-4016700205-1717049133-1125222536-1001-{ED1FC765-E35E-4C3D-BF15-2C2B11260CE4}-0\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXT\STATS\{11111111-1111-1111-1111-110211691140}, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\CLASSES\CLSID\{22222222-2222-2222-2222-220222692240}, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\CLASSES\CrossriderApp0026940.Sandbox.1, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\CLASSES\CrossriderApp0026940.Sandbox, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\CLASSES\CLSID\{11111111-1111-1111-1111-110211691140}\INPROCSERVER32, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\CloudDesktop extension, Quarantined, [b902034c582344f2a2517803c240b54b],PUP.Optional.CloudDesktop.A, HKLM\SOFTWARE\CloudDesktop extension, Quarantined, [4d6ec28dc3b8003626d1770470928b75],PUP.Optional.CrossRider.A, HKLM\SOFTWARE\INSTALLEDBROWSEREXTENSIONS\17558, Quarantined, [7f3c90bfa5d689adc38b93f4a9596b95],PUP.Optional.CloudDesktop.A, HKU\S-1-5-21-4016700205-1717049133-1125222536-1001-{ED1FC765-E35E-4C3D-BF15-2C2B11260CE4}-0\SOFTWARE\APPDATALOW\SOFTWARE\CloudDesktop extension, Quarantined, [5665f55a8cef88ae7382f3884eb44ab6],PUP.Optional.CrossRider.A, HKU\S-1-5-21-4016700205-1717049133-1125222536-1001-{ED1FC765-E35E-4C3D-BF15-2C2B11260CE4}-0\SOFTWARE\APPDATALOW\SOFTWARE\Crossrider, Quarantined, [d0ebba956516b77f4d94b9053bc849b7],PUP.Optional.CrossRider.A, HKU\S-1-5-21-4016700205-1717049133-1125222536-1001-{ED1FC765-E35E-4C3D-BF15-2C2B11260CE4}-0\SOFTWARE\INSTALLEDBROWSEREXTENSIONS\17558, Quarantined, [85363a15235843f3153a67201ee434cc],PUP.Optional.CrossRider.A, HKU\S-1-5-21-4016700205-1717049133-1125222536-1001-{ED1FC765-E35E-4C3D-BF15-2C2B11260CE4}-0\SOFTWARE\INSTALLEDBROWSEREXTENSIONS\Ping Identity Corporation, Quarantined, [5f5c5ff0f982181e08f3a0db4cb6c53b],Registry Values: 0(No malicious items detected)Registry Data: 0(No malicious items detected)Folders: 1PUP.Optional.CloudDesktop.A, C:\Program Files\CloudDesktop extension, Quarantined, [b902034c582344f2a2517803c240b54b],Files: 12PUP.Optional.CloudDesktop.A, C:\Program Files\CloudDesktop extension\CloudDesktop extension-bho.dll, Quarantined, [64576ae5e794e84e564fa0d8e9180df3],PUP.Optional.CloudDesktop.A, C:\Users\{username}\Desktop\CloudDesktop extension.exe, Quarantined, [e9d2db7482f9dd594362492fbf429868],PUP.Optional.CloudDesktop.A, C:\Program Files\CloudDesktop extension\background.html, Quarantined, [b902034c582344f2a2517803c240b54b],PUP.Optional.CloudDesktop.A, C:\Program Files\CloudDesktop extension\CloudDesktop extension-bg.exe, Quarantined, [b902034c582344f2a2517803c240b54b],PUP.Optional.CloudDesktop.A, C:\Program Files\CloudDesktop extension\CloudDesktop extension-buttonutil.dll, Quarantined, [b902034c582344f2a2517803c240b54b],PUP.Optional.CloudDesktop.A, C:\Program Files\CloudDesktop extension\CloudDesktop extension-buttonutil.exe, Quarantined, [b902034c582344f2a2517803c240b54b],PUP.Optional.CloudDesktop.A, C:\Program Files\CloudDesktop extension\CloudDesktop extension-codedownloader.exe, Quarantined, [b902034c582344f2a2517803c240b54b],PUP.Optional.CloudDesktop.A, C:\Program Files\CloudDesktop extension\CloudDesktop extension-enabler.exe, Quarantined, [b902034c582344f2a2517803c240b54b],PUP.Optional.CloudDesktop.A, C:\Program Files\CloudDesktop extension\CloudDesktop extension-helper.exe, Quarantined, [b902034c582344f2a2517803c240b54b],PUP.Optional.CloudDesktop.A, C:\Program Files\CloudDesktop extension\CloudDesktop extension.ico, Quarantined, [b902034c582344f2a2517803c240b54b],PUP.Optional.CloudDesktop.A, C:\Program Files\CloudDesktop extension\Installer.log, Quarantined, [b902034c582344f2a2517803c240b54b],PUP.Optional.CloudDesktop.A, C:\Program Files\CloudDesktop extension\Uninstall.exe, Quarantined, [b902034c582344f2a2517803c240b54b],Physical Sectors: 0(No malicious items detected)(end)
As mentioned before the full version of Malwarebytes Anti-Malware could have protected your computer against this threat.

We use different ways of protecting your computer(s):

  • Dynamically Blocks Malware Sites & Servers
  • Malware Execution Prevention
Save yourself the hassle and get protected.
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