Remove PDF Converter Hub (PC and Mac)

By | Posted on May 28, 2019 |

PDF Converter Hub appearance may not look suspicious especially that its official website is promoting the tool as browser extension that provides quick file conversion and PDF file viewer. However, being in the family of Springtech is a hint that PDF Converter Hub will perform certain dodgy actions and exploit the compromised browser program for its own selfish fraudulent scheme.

Similar to other potentially unwanted program (PUP) from the same group as Shipment Tracker, Converter Pro and Best File Converter, PDF Converter Hub’s entry on the computer is mostly unexpected. It sneaks into the computer through malicious software bundles that adware makers have uploaded on a number of websites and advertise as free and useful app. PDF Converter Hub may be part of freeware like utilities, download manager, media player, or bogus software update.

The adware utilizes a discrete installation process and inherits whatever privilege is given to the host freeware app and because of this; it can bypass many security measures. Users may only learn about the integration after it has fully dominate the browser and took over the default settings on homepage, new tab, and default search engine.

PDF Converter Hub

PDF Converter Hub is hazardous to both PC and Mac systems with popular browser applications as Google Chrome, Mozilla Firefox, Internet Explorer, and Safari. Aside from intention to generate online profit by displaying ads on these internet programs, makers of PDF Converter Hub can steal sensitive online data from web users. It logs search keywords, favorite websites, user’s whereabouts, and IP address that adware authors can misuse to deliver personalized advertisements on the browser.

It is obvious that PDF Converter Hub was made as moneymaking application. It may provide file conversion and online search enhancement but the drawback is endangering user’s online privacy and security. Thus, we encourage removal of PDF Converter Hub if it exists on Mac or PC computers.

PDF Converter Hub Removal Procedure for PC

Below is a systematic instruction that is very useful in getting rid of the potentially unwanted program (PUP) from compromised computer.

In order to totally eliminate the threat, it is vital to follow the process in exact manner.

Step 1: Delete Browser Extension

Most adware and unwanted programs are using a program called browser extension to be able to take over the settings of internet applications. Therefore, we highly recommend to check and remove the extension that is closely related to PDF Converter Hub.

Remove PDF Converter Hub Extension from Google Chrome

1. Open Google Chrome browser.

2. Type chrome://extensions/ in the address bar and press Enter on keyboard.

PDF Converter Hub Chrome Extension

3. Find PDF Converter Hub or relevant entry and remove it from Google Chrome.

Uninstall PDF Converter Hub Extension from Firefox

1. Open Mozilla Firefox browser.

2. Type about:addons in the address bar and press Enter on keyboard.

PDF Converter Hub Firefox Extension

3. Choose Extensions on sidebar menu.

4. Look for object that is pertaining to PDF Converter Hub and remove it from the browser.

Delete PDF Converter Hub Extension from Safari

1. Run Safari browser application.

2. Click on Safari Settings icon located on upper right corner of the window.

3. Choose Preferences from the drop-down list.

4. On Extension window, select Extensions tab.

5. Select PDF Converter Hub or relevant entry and remove it from Safari.

6. Lastly, go to Safari Settings once again and select Downloads from the drop down list.

7. If Pdfconverterhub.safariextz is present, click on Clear button to remove the unwanted extension.

Remove PDF Converter Hub Add-ons from Internet Explorer and Edge Browser

1. Open Internet Explorer program.

2. Go to top Menu and click Tools. Then, select Manage Add-ons from the drop-down list.

Internet Explorer Add-ons

3. Look for and Remove or Disable entries of PDF Converter Hub from Toolbars and Extension and Search Providers section.

4. Close the window and restart Internet Explorer.

If PDF Converter Hub is still present on the IE browser, another option is to remove the adware from Windows Control Panel.

5. Press Windows Key + R and then, type appwiz.cpl command.

6. Program and Features window will open. Arrange the list in chronological manner with recently installed applications on top. To do this, click on ‘Installed On‘ column.

Add-Remove PDF Converter Hub

7. Select PDF Converter Hub or recently installed unwanted entry. Then, click on Uninstall to remove it from Windows system.

Step 2: Scan the computer with Anti-malware Program

1. Download the free anti-malware scanner called MalwareBytes Anti-Malware.
Malwarebytes Anti-Malware Download Link (this will open a new window)

2. After downloading, install the program. It may run automatically or you have to double-click on the downloaded file MB3-Setup.exe.

3. Proceed with the installation using only the default setup. If you need the complete setup procedure, it is available on the download page.

4. At the last stage of installation process, click Finish to run the program.

MBAM-finish5. On Malwarebytes Anti-Malware console, select Scan from the menu to see available Scan Method.

6. Next, click on Threat Scan. This is the most comprehensive scan method that will surely find any hidden items linked to PDF Converter Hub.

7. Click Start Scan button to begin checking the computer.

MBAM-threatscan

8. When scanning is done, Malwarebytes Anti-Malware will display the list of identified threats. Remove all identified threats and restart the computer to finalized the scan process.

Step 3: Scan and Delete Adware with AdwCleaner

In addition to the procedure, we suggest scanning the computer with AdwCleaner tool. Possibly, there are some traces of PDF Converter Hub on the browser that was not deleted during the preceding steps. This tool will scan the computer and check for presence of malicious applications.

1. Follow the link below to download the tool called AdwCleaner.
Click here to download AdwCleaner (this will open a new window)

2. When the download has completed, please close all running programs on the computer especially browsers affected by PDF Converter Hub.

3. Browse the location of the downloaded file and double-click on adwcleaner_Ver.exe to start running the tool. Then, click on Scan button.

AdwCleaner

4. AdwCleaner searches the computer for malicious programs, extensions, plug-ins, adware, and any items that may be associated to PDF Converter Hub.

5. Clean or Remove all suspicious and harmful items identified after the thorough scan.

6. After the cleanup procedure, rebooting the computer is required to finalize the removal of detected threats.

Procedures to Remove PDF Converter Hub from Mac

This section contains comprehensive guide to help you remove malicious browser hijacker from internet application.

Procedures 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 malicious browser hijacker like PDF Converter Hub. You may need to purchase full version if you require to maximize its premium features.

1. Download the tool from the following page:

Click here to Download Combo Cleaner (this will open a new window)

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 PDF Converter Hub.

Start Combo Scan

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 PDF Converter Hub

1. Locate the add-on or extension that is relevant to the hijacker. 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 PDF Converter Hub or Wonderful Ideas, Springtech, 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 PDF Converter Hub

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:

  • unknown.download.plist
  • unknown.ltvbit.plist
  • unknown.update.plist
  • com.unknown

The term unknown is just a representation of the actual malware name. It is normally an unfamiliar file name such as the following:

- Wonderful Ideas, Springtech

If you cannot find the specified file, please look for any unfamiliar or suspicious entries. It may be the one causing PDF Converter Hub 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
/Library/Preferences

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 PDF Converter Hub homepage hijacker.

Step 4 : Double-check with MBAM Tool for Mac

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

Click here to download MBAM for Mac (this will open a new window)

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 PDF Converter Hub.

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.

Malwarebytes Anti-malware for Mac

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

Step 6 : Delete PDF Converter Hub Login Items

Some browser hijacker may also install login item into compromised account under System Preferences. This object automatically runs PDF Converter Hub during user log in.

1. Go to Apple menu and choose System Preferences.

2. Select Users & Groups from the preferences window.

3. You may need to Unlock this area in order to make changes. Click on the Lock icon on lower left corner of the window.

4. Next, select user account that runs PDF Converter Hub.

5. Click on Login Items tab.

6. Select PDF Converter Hub, Wonderful Ideas, Springtech, or any suspicious entries from the list and click on the minus [-] button and confirm your actions. Please see image below for reference.

Login Items

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 PDF Converter Hub. 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 Wonderful Ideas, Springtech, PDF Converter Hub 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 PDF Converter Hub.

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