Remove NetworkSync – Mac Adware

This post contains information about the hazardous browser extension called NetworkSync App. The page also contains useful Quick Fix to remove the threat, Removal Steps, as well as Homepage and Search Cleanup.

NetworkSync is the name of a recently found adware or  PUA for Mac. In fact, the Internet browser program is the primary target of this malicious ‘extension’ or ‘add-on’ and it has only used infected Internet software for various types of illegal acts. For instance, NetworkSync makes the browser a platform to make money by displaying pop-up advertisements and redirect to promote its own pay-per-click system.

Any unwanted program on Mac computer requires immediate deletion because the more it remains, the greater risk it may trigger. For this specific threat, the Mac device has layers of security protection that prompts the user to detect this suspicious application. Warnings like “NetworkSyncDaemon will damage your computer” pop-ups on the screen as soon as Mac detects the malicious process. Thankfully, even if NetworkSync is detected as hazardous, it is not considered a virus that can contaminate other files or the operating system itself. Malware researchers categorically listed NetworkSync as PUA with Adware feature because of its search for profit generation.

While NetworkSync is not a computer virus, it is still the basis for many problems and disorders. It follows the same standard as its predecessors as OptimalPremium, AccessibleTask, and TypeInitiator. As a result, NetworkSync is expected to likely monitor the web browsing activities of Mac users. Recently visited websites, search keywords, favorite online pages, IP address, and contact details are a few sensitive data it collects unlawfully.

NetworkSync infection sources

To enable users of Mac OS to avoid getting NetworkSync, it is necessary to give some ideas about its propagation technique. To date, here are the most successful methods that easily spread NetworkSync.

Bundled Software Installer – Programs delivered in one package and loaded in a single installation process. What is unfortunate is that only the configuration process for the main installation is visible to the Mac user. Other built-in applications like NetworkSync are installed quietly.

Advertising campaign – Like most apps, the promotion of NetworkSync continues online and pop-ups approving it as a valuable browser extension are posted on several websites.

Fake Software Update – Because the majority of Mac users take no pleasure in downloading an unknown application such as NetworkSync. Handlers of this adware are employing deceitful ad campaign like those that are encouraging web users to download software update, only to find out that they were tricked into installing NetworkSync.

Screenshot of NetworkSync fake update

Even if there is no alert like “NetworkSyncDaemon will damage your computer,” Mac user must take immediate action to delete the adware. The reasons for it are already set out above. So the next segment is dedicated on the right way to delete NetworkSync from Mac computer using only legitimate virus and malware removal tool.

Procedures to Remove NetworkSync from Mac

This area contains comprehensive procedures to help you remove adware and potentially unwanted program from the computer.

Guide on this page are written in a manner that can be easily understand and execute by Mac users.

Quick Fix - Scan the Mac Computer with Combo Cleaner

Combo Cleaner is a trusted Mac utility application with complete antivirus and optimization features. It is useful in dealing with adware, malware, and PUP's. Moreover, it can get rid of adware like NetworkSync. You may need to purchase full version if you require to maximize its premium features.

1. Download the tool from the following page:

2. Double-click the downloaded file and proceed with the installation.

3. In the opened window, drag and drop the Combo Cleaner icon onto your Applications folder icon.

Install Combo Cleaner

4. Open your Launchpad and click on the Combo Cleaner icon.

5. Wait until antivirus downloads its latest virus definition updates and click on "Start Combo Scan" to start removing NetworkSync.

Combo Cleaner Scanner

6. Free features of Combo Cleaner include Disk Cleaner, Big Files finder, Duplicate files finder, and Uninstaller. To use antivirus and privacy scanner, users have to upgrade to a premium version.

Proceed with the rest of the removal steps if you are comfortable in manually removing malicious objects associated with the threat.

Step 1 : Delete NetworkSync from Mac Applications

1. Go to Finder.

2. On the menu, click Go and then, select Applications from the list to open Applications Folder.

3. Find NetworkSync or any unwanted program.

Delete Unwanted App

4. Drag NetworkSync to Trash Bin to delete the application from Mac.

5. Right-click on Trash icon and click on Empty Trash.

Step 2 : Remove Browser Extensions that belongs to NetworkSync

1. Locate the add-on or extension that is relevant to the adware. To do this, please follow the following depending on affected browser.

Safari - Choose Preferences from the Safari menu, then click the Extensions icon. This will open a window showing all installed extensions.

Chrome - Select Preferences from the Chrome menu, and then click the Extensions link found on the left pane.

Firefox - Choose Add-ons from the Menu. Look at both the Extensions and Plug-ins lists when it opens a new window.

2. Once you have located NetworkSync, click on Remove or Uninstall, to get rid of it.

3. Close the browser and proceed to the next steps.

Step 3 : Delete Malicious Files that have installed NetworkSync

1. Select and copy the string below to your Clipboard by pressing Command + C on your keyboard.

~/Library/LaunchAgents

2. Go to your Finder. From the menu bar please select Go > Go to Folder...

3. Press Command + V on your keyboard to paste the copied string. Press Return to go to the said folder.

Command + V

4. You will now see a folder named LaunchAgents. Take note of the following files inside the folder:

  • com.NetworkSync
  • unknown.download.plist
  • unknown.ltvbit.plist
  • unknown.update.plist

The term unknown is just a representation of the actual malware name. Attackers may masks the actual name with following:

- Network Sync

If you cannot find the specified file, please look for any unfamiliar or suspicious entries. It may be the one causing NetworkSync to be present on your Mac. Arranging all items to see the most latest ones may also help you identify recently installed unfamiliar files. Please press Option + Command + 4 on your keyboard to arrange the application list in chronological order.

Option+Command+4

Important: Take note of all the suspicious files as you may also delete the same item on another folder as we go on.

5. Drag all suspicious files that you may find to Trash.

6. Please restart the computer.

7. Open another folder using the same method as above. Copy and Paste the following string to easily locate the folder.

~/Library/Application Support

8. Look for any suspicious items that are similar to the ones in Step 4. Drag them to the Trash.

9. Repeat the process on the following non-hidden folders (without ~):

/Library/LaunchAgents
/Library/LaunchDaemons
/Library/Application Support

10. Lastly, go to your Finder and open the Applications Folder. Look for subfolders with the following names and drag them to Trash.

- Network Sync

Optional : For locked files that cannot be removed, do the following:

1. Go to Launchpad, Utilities folder, open Activity Monitor.

2. Select the process you want to quit.

Force Quit Apps

3. Click on Force Quit button.

4. You may now delete or remove locked files that belongs to NetworkSync adware.

Step 4 : Double-check with MBAM Tool for Mac

1. Download Malwarebytes Anti-malware for Mac from this link:

2. Run Malwarebytes Anti-malware for Mac. It will check for updates and download if most recent version is available. This is necessary in finding recent malware threats including NetworkSync.

3. If it prompts to close all running web browser, please do so. Thus, we advise you to PRINT this guide for your reference before going offline.

4. Once it opens the user interface, please click on Scan button to start scanning your Mac computer.

MBAM for Mac

5. After the scan, Malwarebytes Anti-malware for Mac will display a list of identified threats, NetworkSync is surely part of it. Be sure to select all items in the list. Then, click Remove button to clean the computer.

Step 5 : Remove NetworkSync from Homepage and Search

Safari

- Open your Safari browser.
- Go to Safari Menu located on upper left hand corner, and then select Preferences.
- Under General tab, navigate to Default Search Engine section and select Google or any valid search engine.
- Next, be sure that "New Windows Open With" field is set to Homepage.
- Lastly, remove NetworkSync from the Homepage field. Replace it with your preferred URL to be set as your default homepage.

Google Chrome

- Open Chrome browser.
- Type the following on the address bar and press Enter on keyboard : chrome://settings/
- Look for 'On Startup' area.
- Select 'Open a specific page or set of pages'.
- Click on More Actions and select Edit.
- Enter the desired web address as your home page, replacing NetworkSync. Click Save.
- To set default search engine, go to Search Engine area.
- Click on 'Manage search engines...' button.
- Go to questionable Search Engine. Click on More Actions and Click 'Remove from list'.
- Go back to Search Engine area and choose valid entry from Search engine used in the address bar.

Mozilla Firefox

- Run Mozilla Firefox browser.
- Type the following on the address bar and hit Enter on keyboard : about:preferences
- On Startup area, select 'Show your home page' under 'When Firefox starts' field.
- Under Home Page field, type the desired URL to replace NetworkSync settings.
- To configure default search engine, select Search on left sidebar to display settings.
- Under Default Search Engine list, please select one.
- On the same page, you have an option to Remove unwanted search engine.

Optional : If unable to change browser settings, execute these steps:

Some user complains that there is no way to change browser settings because it is grayed out by NetworkSync. In such situation, it is important to check if there is unwanted profile. Please do the following:

1. Quit any running applications and launch System Preferences from your Dock.

2. Under System Preferences, click Profiles.

3. Select NetworkSync or any relevant profile from the left pane. See image below.

Remove Profile

4. At the bottom of this window, click minus [-] button to delete the account. Please refer to image above.

5. Close the Profiles window and open the affected browser to change all settings associated with NetworkSync.

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