Remove FieldIndexer – Mac Adware

FieldIndexer app is a known form of Mac adware that is also deemed as potentially unwanted application (PUA). It spreads on the Mac computer to manifest obtrusive ads pop-ups on browser programs like Safari, Google Chrome, or Firefox. Suspicious browser extension as FieldIndexer app is installed on the Mac computer even without Mac user’s authority.

After the setup of FieldIndexer on the target internet software, it will begin exhibiting significant amount of ads and pop-ups while Mac user is browsing the web. FieldIndexer’s function is not only confined for demonstrating advertisements, but it can also be the reason for browser redirects that point to malicious websites containing infectious content. Once Mac computer is contaminated with FieldIndexer app, the browser will begin to act differently. Aside from flaunting excessive ads and pop-ups, FieldIndexer also encourages for the installation of bogus software updates or any kind of rogue security and optimization apps.

There are events that after setting up FieldIndexer on the Mac system, the browser settings unexpectedly shifted to unnecessary defaults. In some extreme cases, the occurrence of FieldIndexer app on the Mac computer can lead to serious damages and issues to the Mac operating system. It can occur if in case that Mac user clicks on any advertisements or pop-ups displayed the infected browser. Some ads are infected with malicious codes that automate the installation of malware from a remote location.

As enumerated, FieldIndexer app can join the Mac computer without appropriate permission from Mac user. Developers of this adware or any unwanted applications have different ways to offer their software. The most familiar scheme is via software bundling, in which the malevolent apps are packed together with main software installer. As for FieldIndexer, it is frequently embedded to freeware or shareware. Therefore, Mac users should be vigilant when downloading and installing free software particularly if the source is suspicious. It might include FieldIndexer or any unqualified apps on the installation process. Moreover, web users should avoid clicking random online ads. It may be coded to automatically download and install adware or malware directly to the Mac computer.

Procedures to Remove FieldIndexer 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 FieldIndexer. 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.

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 FieldIndexer.

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 FieldIndexer 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 FieldIndexer or any unwanted program.

Delete Unwnated App

4. Drag FieldIndexer 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 FieldIndexer

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 FieldIndexer, 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 FieldIndexer

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.FieldIndexer
  • 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:

- HelperPages, LocalDefault

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

- HelperPages, LocalDefault

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 Locked Files

3. Click on Force Quit button.

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

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 - Scan

5. After the scan, Malwarebytes Anti-malware for Mac will display a list of identified threats, FieldIndexer 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 FieldIndexer 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 FieldIndexer 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 FieldIndexer. 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 FieldIndexer 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 FieldIndexer. 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 FieldIndexer 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 FieldIndexer.

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