What is Masponi?

Masponi is a browser extension that comes to your computer without the user’s consent. Usually it comes bundled with other free programs, and it starts to degrade the performance of your computer. After penetration Masponi displays advertising content of different content. According to the developers, Masponi helps the user to find the best offers of popular sites such as Amazon and others. In fact, these offers are false, and it is not Masponi assistant, and potentially unwanted software. Masponi also can analyze your browsing and to collect your personal data. Some data may be transferred to third parties without your consent. We recommend that you remove Masponi, if you find it on your PC.


How Masponi gets on your PC?

Malicious programs such as Masponi, come to the computer as an extension to the browser. Scheme of penetration of potentially unwanted software can change constantly. Most often, these programs (extension) come into your PC without the user’s consent, but it is worth noting that this is due to the negligence of the user. Many ad sites create their own download managers. Each time when you download some free software, try to pay attention to what you are offered to install. Sometimes, simply uncheck the element that seems suspicious to you. Always try to read the user agreement, don’t hurry to click “Next”. Carefully follow the installation process. Resort to using third-party programs that can help you to protect your computer. If your PC is already infected, then use our instructions listed below.

How to remove Masponi from your computer?

To uninstall Masponi remove it from Control Panel, then delete all files and regkeys.

In our view, there are 3 products that potentially have Masponi in their database. You can try to use them for removing Masponi.

Recommended Solution:

Norton is a powerful removal tool. It can remove all instances of newest viruses, similar to Masponi – files, folders, registry keys.


Download Norton*Trial version of Norton provides detection of computer viruses for FREE. To remove malware, you have to purchase the full version of Norton.

Alternative Solution:

Norton Antivirus – detects files, registry values and folders of viruses that show the same behavior as Masponi.


Download Norton

You can try both of these products to remove Masponi

Or uninstall Masponi manually.

Removing from Control Panel

Windows XP:

  1. Click Start.
  2. Control Panel.
  3. Then click Add or Remove Programs.
  4. Find Masponi.
  5. Click Uninstall.

Learn more about uninstallation of programs in Windows XP.

Windows 7/Windows Vista:

  1. Click Start.
  2. Then Control Panel.
  3. Click Uninstall a Program.
  4. Find Masponi and click Uninstall.

Learn more about uninstallation of programs in Windows 7.

Windows 8/Windows 8.1:

  1. Open the Menu.
  2. Click Search.
  3. After that click Apps.
  4. Then Control Panel.
  5. Then as in Windows 7, click Uninstall a Program under Programs.
  6. Find Masponi, select it and click Uninstall.

Learn more about uninstallation of programs in Windows 8 (8.1).

After that remove Masponi from your browser.

Google Chrome:

  1. Open Google Chrome
  2. Push Alt + F.
  3. Click Tools.
  4. Choose Extensions.
  5. Find Masponi.
  6. Click the trash can icon to remove it.

Learn more about removing extensions from Chrome.

Mozilla Firefox:

  1. Open Firefox.
  2. Push Shift + Ctrl + A.
  3. Choose Masponi.
  4. Click Disable or Remove button.

Learn more about removing extensions from Firefox.

Internet Explorer:

  1. Open IE.
  2. Push Alt + T.
  3. Click Manage Add-ons.
  4. Select Toolbars and Extensions.
  5. Click Disable Masponi.
  6. Click More information link in the left-bottom corner.
  7. Click Remove button.
  8. If this button is grayed out – perform alternative steps.

Learn more about removing extensions from IE.

Remove following registry entries:

Key: HKLMSYSTEMControlSet001serviceseventlogApplicationUtil Masponi
Key: HKLMSYSTEMControlSet001serviceseventlogApplicationUpdate Masponi
Key: HKLMSYSTEMControlSet001servicesUtil Masponi
Key: HKLMSYSTEMControlSet001servicesUpdate Masponi
Key: HKLMSOFTWAREWow6432NodeMicrosoftWindowsCurrentVersionexplorerBrowser Helper Objects{aa4817ec-3f56-4ef7-9701-e048e985e3ef}
Key: HKLMSOFTWAREWow6432NodeMicrosoftTracingutilMasponi_RASMANCS
Key: HKLMSOFTWAREWow6432NodeMicrosoftTracingutilMasponi_RASAPI32
Key: HKLMSOFTWAREWow6432NodeMicrosoftTracingupdateMasponi_RASMANCS
Key: HKLMSOFTWAREWow6432NodeMicrosoftTracingupdateMasponi_RASAPI32
Key: HKLMSOFTWAREWow6432NodeMicrosoftTracingMasponi_RASMANCS
Key: HKLMSOFTWAREWow6432NodeMicrosoftTracingMasponi_RASAPI32
Key: HKLMSOFTWAREWow6432NodeMasponi
Key: HKLMSOFTWAREMicrosoftWindowsCurrentVersionexplorerBrowser Helper Objects{aa4817ec-3f56-4ef7-9701-e048e985e3ef}
Key: HKLMSOFTWAREMicrosoftTracingutilMasponi_RASMANCS
Key: HKLMSOFTWAREMicrosoftTracingutilMasponi_RASAPI32
Key: HKLMSOFTWAREMicrosoftTracingupdateMasponi_RASMANCS
Key: HKLMSOFTWAREMicrosoftTracingMasponi_RASMANCS
Key: HKLMSOFTWAREMicrosoftTracingupdateMasponi_RASAPI32
Key: HKLMSOFTWAREMicrosoftTracingMasponi_RASAPI32
Key: HKCUSoftwareMicrosoftWindowsCurrentVersionExtStats{aa4817ec-3f56-4ef7-9701-e048e985e3ef}
Key: HKLMSYSTEMCurrentControlSetserviceseventlogApplicationUtil Masponi
Key: HKCUSoftwareMicrosoftWindowsCurrentVersionExtSettings{aa4817ec-3f56-4ef7-9701-e048e985e3ef}
Key: HKLMSYSTEMCurrentControlSetservicesUtil Masponi
Key: HKLMSYSTEMCurrentControlSetserviceseventlogApplicationUpdate Masponi
Key: HKLMSYSTEMCurrentControlSetservicesUpdate Masponi

Then remove following files:


And following folders


Written by Rami Douafi

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