Mac computers are not an exception to adware infestation. Adware is known to inject advertising frauds on Mac computers especially on installed browser applications. Adware developers generate income by showing advertisements on the browser. One adware infecting Mac computers is called Receiver Helper, which is installed in a deceptive way. This adware infiltrates the Mac computer without permission from the user. It can possibly happen because of fake software installers, intrusive advertisements, or freeware bundles where ReceieverHelper.app is incorporated.
Once ReceiverHelper.app is installed on the Mac computer, the browser will start to operate in an unusual way. Mac user’s normal browser will begin to present numerous advertisements in different forms such as discount coupons, campaign banners, promotional surveys, or commercial ads. However, clicking these ads is not advisable to the Mac user. An Adware application like Receiver Helper is generating intrusive advertisements, which are mostly presenting frauds or contain infectious content. Apart from that, clicking ads can possibly cause browser redirection leading to untrustworthy websites posing malicious subjects.
Moreover, Receiver Helper will not only inject ads or pop-ups but interrupts the browsing experience of Mac users as well. Due to the constant display of ads on the browser, the online activity of the Mac user can be distracted. Another thing is, most of the ads are overlaying the page’s contents resulting in limiting the website visibility of the Mac user. But it does not end there, there are tendencies that the browser’s performance slows down and some websites are inaccessible. In addition, the Mac user will notice some unwanted add-ons, browser extensions, or toolbars. Receiver Helper triggers the installation of such elements even without the Mac user’s request. All of these meddlesome manners of Receiver Helper on the Mac computer are the reasons why it is categorized as a potentially unwanted application (PUA).
It is advisable to check and scan the Mac computer if user starts to encounter these circumstances. Receiver Helper or any malicious applications are probably infecting the computer. Once detected, removing Receiver Helper or any suspicious programs is the best action to do.
Procedures to Remove Receiver Helper 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 Receiver Helper. 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 it's latest virus definition updates and click on "Start Combo Scan" to start removing Receiver Helper.
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 : Remove Browser Extensions that belongs to Receiver Helper
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 Receiver Helper, 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 Receiver Helper
1. Select and copy the string below to your Clipboard by pressing Command + C on your keyboard.
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.
4. You will now see a folder named LaunchAgents. Take note of the following files inside the folder:
- com.Receiver Helper
The term unknown is just a representation of the actual malware name. Attackers may masks the actual name with following:
- CoverOpen, ProductEvent
If you cannot find the specified file, please look for any unfamiliar or suspicious entries. It may be the one causing Receiver Helper 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.
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.
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 ~):
10. Lastly, go to your Finder and open the Applications Folder. Look for subfolders with the following names and drag them to Trash.
- CoverOpen, ProductEvent
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.
3. Click on Force Quit button.
4. You may now delete or remove locked files that belongs to Receiver Helper 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 Receiver Helper.
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.
5. After the scan, Malwarebytes Anti-malware for Mac will display a list of identified threats, Receiver Helper 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 Receiver Helper from Homepage and Search
- 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 Receiver Helper from the Homepage field. Replace it with your preferred URL to be set as your default homepage.
- 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 Receiver Helper. 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.
- 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 Receiver Helper 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 Receiver Helper. 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 Receiver Helper or any relevant profile from the left pane. See image below.
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 Receiver Helper.