How to remove OperativeFraction (Mac)

OperativeFraction is an adware that is clever in injecting malicious code to browser applications operating on Mac OS environment. Computer threat as this one is considered potentially unwanted application (PUA) mainly due to its method if entering Mac device without the approval of user. Like most adware, OperativeFraction app has this objective of controlling internet browser application to generate online profit by displaying atypical kinds of advertisements.

How OperativeFraction infects Mac computers

Browsing online with utmost caution is probably the best way to avoid OperativeFraction infection. Makers of this adware merit those Mac users that are careless when downloading freeware or shareware. Attackers find it easy to deploy OperativeFraction especially if Mac user is unwise when obtaining free applications from different online sources. Adware like this is commonly bundled to various freeware like utilities, media player, file converter, games, creativity suites, and so on. While Mac user is loading up the freeware, the installation process for OperativeFraction is likewise running in the background without a notice. The only time that Mac user may realize about the infiltration is when infected browser program pop-ups a warning that OperativeFraction is trying to access sensitive data on the internet application.

Malicious advertisements are also observed as another channel that distributes OperativeFraction app effectively. This scheme entails deceitful pop-ups purporting as system warning that supposedly detects obsolete program inside Mac computer. It advises for the immediate download of software update to avoid any conflicts and disruptions in computer operation. However, OperativeFraction will be installed instead of the anticipated software update.

OperativeFraction App

Effects of OperativeFraction adware

The subject Mac computer threat is patterned from previous adware from the same family. In fact, OperativeFraction resembles to other malicious browser extension as AdjustableSkill, NetProgress, and PracticalRemote. These threats solely focus on dominating browser application and aims to complete its tasks by making unnecessary changes. As long as adware is operating on the computer, Mac user may continue to face online disturbances like excessive pop-up ads, redirects, and browser hijacking.

Fortunately, the effects of OperativeFraction are not permanent. Mac user can easily reverse the obstructive outcome by uninstalling the dubious browser application. For this reason, we are sharing our thoughts on the effective removal of OperativeFraction app. As suggested, it is important that you scan the computer with efficient anti-malware and anti-virus tools, which are also provided on this page.

Procedures to Remove OperativeFraction 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 OperativeFraction. 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 OperativeFraction.

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 OperativeFraction 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 OperativeFraction or any unwanted program.

Delete Unwnated App

4. Drag OperativeFraction 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 OperativeFraction

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 OperativeFraction, 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 OperativeFraction

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.OperativeFraction
  • 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:

- CoverOpen, WorkDefault

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

- CoverOpen, WorkDefault

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 OperativeFraction 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 OperativeFraction.

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, OperativeFraction 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 OperativeFraction 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 OperativeFraction 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 OperativeFraction. 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 OperativeFraction 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 OperativeFraction. 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 OperativeFraction 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 OperativeFraction.

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