Get rid of TrustedUpdater – Mac Adware

TrustedUpdater is another addition to the long list of adware for Mac. It is disguised as a worthy browser extension to deceive Mac users. By claiming to be an enhancement add-on for browsers like Safari or Google Chrome, adware like TrustedUpdater was able to convinced Mac user to install the software. However, after the installation procedures, this unknown browser extension immediately carries out its primary objective and that is to dominate the internet software. Thus, Mac user may encounter abrupt and unwanted modifications on the homepage as well as search tool.

More about TrustedUpdater App

Majority of computer users who accidentally bump into TrustedUpdater app are actually clueless about its sudden existence on their device. These users were not tricked to install the adware, but they were probably persuaded to install the payload carrier. In most discreet installation of TrustedUpdater, it normally branches out from running the setup of malicious software installers including dubious freeware and shareware. Mac user should have evaded the installation of the unwanted apps in the package if they opt to read carefully the terms and conditions. Most often than not, it discloses the installation of additional software aside from the host program or the main freeware. Unfortunately, common users totally ignore this and thus, they end up installing all the incorporated applications including TrustedUpdater or similar adware like SectionBuffer and AppEnviroment.

After completing the installation of TrustedUpdater, the changes in internet browser application are very noticeable right at the same moment. Homepage may display an unwanted URL and search functionality may differ than the previous operation. That being said, Mac users may never obtain the same accurate and useful results when legitimate search engine is still intact on the browser. These changes by TrustedUpdater app actually do not improve the search and online browser experience of Mac user as what was promised.

Image of TrustedUpdater app

After learning that Mac user does not benefit on the installation of TrustedUpdater app, there is no ground for keeping it in the browser program. Therefore, immediate removal is suggested. Eliminating this risk from the browser application is a way to restore security and safety as TrustedUpdater is considered as adware that threaten online privacy. Complete guide is outlined below.

Procedures to Remove TrustedUpdater 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 System 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 TrustedUpdater. 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 TrustedUpdater.

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 TrustedUpdater 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 TrustedUpdater or any unwanted program.

Delete Unwanted App

4. Drag TrustedUpdater 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 TrustedUpdater

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 TrustedUpdater, 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 TrustedUpdater

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.TrustedUpdater
  • 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:

- SectionBuffer. AppEnviroment

If you cannot find the specified file, please look for any unfamiliar or suspicious entries. It may be the one causing TrustedUpdater 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.

- SectionBuffer. AppEnviroment

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 TrustedUpdater 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 TrustedUpdater.

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, TrustedUpdater 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 TrustedUpdater 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 TrustedUpdater 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 TrustedUpdater. 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 TrustedUpdater 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 TrustedUpdater. 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 TrustedUpdater 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 TrustedUpdater.

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