How to remove ValueKnow (Mac)

By CK Quinito | Posted on March 27, 2020 | Updated on June 27, 2020

ValueKnow is an application that supposed to improve the browsing function of Mac computers by providing fast searches and accurate results. Mac users may see ValueKnow as a legitimate tool for their browser program. However, this unwanted application operates maliciously once installed on Mac computers. The browsing activities of Mac users will be disturbing due to excessive display of ads. Besides, ValueKnow can also threaten the safety and security of online users.

ValueKnow Infection

There will be unwanted changes as soon as ValueKnow runs on the Mac computers. The most affected is the operation of internet browser programs. ValueKnow injects intrusive advertisements and annoying pop-ups on the browser. Various kinds of ads will start to spam the browser and could diminish the online experience of Mac user. The browser will present questionable pop-up sources or links instead of delivering relevant search results. It happens because the pop-ups generated by ValueKnow can cause browser redirection. Such pop-ups usually promote URLs of dubious websites.

The worst part is, ValueKnow can make the Mac computers vulnerable to malware attacks. Presence of ValueKnow on the Mac computer can give way for some unwanted software to enter the computer through pop-ups and malicious ads. Clicking on these suspicious ads can automatically download adware, potentially unwanted application (PUA), or any kind of similar malicious programs like EssentialPanel, BrowserProduct, TotalSearch, and many more. Further intrusions of malware on Mac computers could result in serious issues and infections.

ValueKnow PUP

Installation of ValueKnow

Adware applications like ValueKnow can penetrate the Mac computers either by direct download or software bundles. Mac users tend to download ValueKnow because developers endorsed it as a useful tool for browser application. Developers are trying to deceive the Mac users by their false claims. Another infiltration technique is by software bundles. Developers usually bundled ValueKnow along with other freeware. Certain free software downloaded from the internet might enclose adware applications like ValueKnow. The installer will automatically include ValueKnow or any unwanted applications on the process without asking for Mac user’s consent. Once ValueKnow enters the Mac computer, then it will be much vulnerable to other types of malware attack.

Procedures to Remove ValueKnow 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.

Step 1 : 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 ValueKnow. You may need to purchase full version if you require to maximize its premium features.

1. Download the tool from the following page:

Download Combo Cleaner Tool

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 it's latest virus definition updates and click on "Start Combo Scan" to start removing ValueKnow.

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 2 : Delete ValueKnow 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 ValueKnow or any unwanted program.

Delete Unwnated App

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

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

Step 3 : Remove Browser Extensions that belongs to ValueKnow

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 Plugins lists when it opens a new window.

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

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

Step 4 : Delete Malicious Files that have installed ValueKnow

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.ValueKnow
  • 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:

- ProcessSave, ManagerPages

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

- ProcessSave, ManagerPages

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 ValueKnow adware.

Step 5 : Double-check with MBAM Tool for Mac

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

Click here to download MBAM for Mac

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 ValueKnow.

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, ValueKnow is surely part of it. Be sure to select all items in the list. Then, click Remove button to clean the computer.

Step 6 : Remove ValueKnow 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 ValueKnow 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 ValueKnow. 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 ValueKnow 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 ValueKnow. 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 ValueKnow 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 ValueKnow.

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