Remove TBVerifier.dll Error on Startup (Removal Guide)

If you are seeing a TBVerifier.dll error on Windows startup, then your computer is infected with the Conduit browser hijacker.
[Image: TBVerifier.dll virus]
The TBVerifier.dll program is a part of the Conduit Toolbar Verifier program, and is developed by Conduit, a company known for their malicious programs.

The Conduit toolbar is a browser hijacker which is promoted via other free downloads, and once installed it will change your browser homepage and default search engine to
TBVerifier.dll is typically added when you install an Conduit toolbar, and it will check at Windows startup if the program is running properly. If for some reason couldn’t be properly loaded because your system is still configured to run this file you are getting an RunDLL error with the following message.

Error loadding C:\DOCUME~1\[username]\LOCALS~1\Temp\CT3316852\plugins\TBVerifier.dll
The specified module could not be found.
There was  a problem starting  C:/ProgramFiles(x86)/Conduit/ CT3289847/plugins/TBVerifier.dll
The specified module could not be found.

This TBVerifier.dll Rundll error is basically caused by a Windows startup key which is trying to find the TBVerifier.dll which was either removed or moved from it’s location. To fix this TBVerifier.dll error you can follow the below removal guide.
You should always pay attention when installing software because often, a software installer includes optional installs, such as this TBVerifier.dll hijacker. Be very careful what you agree to install.
Always opt for the custom installation and deselect anything that is not familiar, especially optional software that you never wanted to download and install in the first place. It goes without saying that you should not install software that you don’t trust.

How to remove TBVerifier.dll (Virus Removal Guide)

This page is a comprehensive guide, which will remove TBVerifier.dll pop-ups from your computer, and any other adware program that may have been installed during the the setup process.
Please perform all the steps in the correct order. If you have any questions or doubt at any point, STOP and ask for our assistance.
STEP 1: Remove TBVerifier.dll Error from Windows with Autoruns or Ccleaner
STEP 2: Remove TBVerifier.dll adware with AdwCleaner
STEP 3: Remove TBVerifier.dll browser hijackers with Junkware Removal Tool
STEP 4: Remove TBVerifier.dll virus with Malwarebytes Anti-Malware Free
STEP 5: Double-check for the TBVerifier.dll infection with HitmanPro

STEP 1 : Remove TBVerifier.dll Error from Windows with Autoruns or Ccleaner

In this first step, we will remove the TBVerifier.dll startup registry key with Autoruns or Ccleaner.

  1. You can download Autoruns utility from the below link.
    AUTORUNS DOWNLOAD LINK (This link will automatically download Autoruns on your computer)
  2. Double-click on the autoruns.exe program to start this utility, then click on the File button and select Find.
    Alternatively, you can scroll through the list and look for any entry related to TBVerifier.dll and Conduit.
    [Image: Use Autoruns to find malicious registry key]
  3. In the Find box type TBVerifier.dll, then click on the Find Next button.
    [Image: Type TBVerifier.dll in the Find box]
  4. Autoruns should now show you the TBVerifier.dll registry key, and you will need to right-click on the entry and choose Delete.
    [Image: Right-click on TBVerifier.dll and select Delete]
  5. Restart your computer, and see if the issue is fixed.

If the TBVerifier.dll startup error persists you can use Ccleaner to remove this startup item.
1. You can download Ccleaner utility from the below link.
CCLEANER DOWNLOAD LINK (This link will automatically download Ccleaner on your computer)
2. Install Ccleaner and start this utility, click the Tools icon at left, then click the Startup button.
3. In the Startup screen, you’ll see a list of all items that have been set to start automatically with Windows. Select for Conduit, then click on the Delete button.
[Image: Select Conduit and click on Delete]

STEP 2: Remove TBVerifier.dll adware from your computer with AdwCleaner

The AdwCleaner utility will scan your computer for TBVerifier.dll adware, that may have been installed on your computer without your knowledge.

  1. You can download AdwCleaner utility from the below link.
    ADWCLEANER DOWNLOAD LINK (This link will automatically download AdwCleaner on your computer)
  2. Before starting AdwCleaner, close all open programs and internet browsers, then double-click on the AdwCleaner icon.
    Picture of AdwCleaner Icon
    If Windows prompts you as to whether or not you wish to run AdwCleaner, please allow it to run.
  3. When the AdwCleaner program will open, click on the Scan button as shown below.
    Picture of AdwCleaner Scan button
    AdwCleaner will now start to search for TBVerifier.dll malicious files that may be installed on your computer.
  4. To remove the TBVerifier.dll malicious files that were detected in the previous step, please click on the Clean button.
    Picture of AdwCleaner Clean button
    AdwCleaner will now prompt you to save any open files or data as the program will need to reboot the computer. Please do so and then click on the OK button.

STEP 3: Remove TBVerifier.dll browser hijackers with Junkware Removal Tool

Junkware Removal Tool is a powerful utility, which will remove TBVerifier.dll browser hijacker from Internet Explorer, Firefox or Google Chrome.

  1. You can download the Junkware Removal Tool utility from the below link:
    JUNKWARE REMOVAL TOOL DOWNLOAD LINK (This link will automatically download the Junkware Removal Tool utility on your computer)
  2. Once Junkware Removal Tool has finished downloading, please double-click on the JRT.exe icon as seen below.
    [Image: Junkware Removal Tool]
    If Windows prompts you as to whether or not you wish to run Junkware Removal Tool, please allow it to run.
  3. Junkware Removal Tool will now start, and at the Command Prompt, you’ll need to press any key to perform a scan for the TBVerifier.dll virus.
    [Image: Junkware Removal Tool scanning for TBVerifier.dll virus]
    Please be patient as this can take a while to complete (up to 10 minutes) depending on your system’s specifications.
  4. When the scan Junkware Removal Tool will be completed, this utility will display a log with the malicious files and registry keys that were removed from your computer.
    [Image: Junkware Removal Tool final log]

STEP 4: Remove TBVerifier.dll virus with Malwarebytes Anti-Malware Free

Malwarebytes Anti-Malware Free utilizes Malwarebytes powerful technology to detect and remove all traces of malware including worms, trojans, rootkits, rogues, dialers, spyware and more.

  1. You can download Malwarebytes Anti-Malware Free from the below link, then double-click on the icon named mbam-setup.exe to install this program.
    MALWAREBYTES ANTI-MALWARE DOWNLOAD LINK(This link will open a download page in a new window from where you can download Malwarebytes Anti-Malware Free)
  2. When the installation begins, keep following the prompts in order to continue with the setup process, then at the last screen click on the Finish button.
    [Image: Malwarebytes Anti-Malware final installation screen]
  3. On the Scanner tab, select Perform quick scan, and then click on the Scan button to start searching for the TBVerifier.dll malicious files.
    [Image: Malwarebytes Anti-Malware Quick Scan]
  4. Malwarebytes’ Anti-Malware will now start scanning your computer for TBVerifier.dll as shown below.
    [Image: Malwarebytes Anti-Malware scanning for TBVerifier.dll virus]
  5. When the Malwarebytes Anti-Malware scan has finished, click on the Show Results button.
    [Image: Malwarebytes Anti-Malware scan results]
  6. You will now be presented with a screen showing you the computer infections that Malwarebytes Anti-Malware has detected. Make sure that everything is Checked (ticked), then click on the Remove Selected button.
    [Image: Malwarebytes Anti-Malwar removing TBVerifier.dll]

STEP 5: Double-check for the TBVerifier.dll infection with HitmanPro

  1. You can download HitmanPro from the below link:
    HITMANPRO DOWNLOAD LINK (This link will open a web page from where you can download HitmanPro)
  2. Double-click on the file named HitmanPro.exe (for 32-bit versions of Windows) or HitmanPro_x64.exe (for 64-bit versions of Windows). When the program starts you will be presented with the start screen as shown below.
    HitmanPro scanner
    Click on the Next button, to install HitmanPro on your computer.
    HitmanPro installation
  3. HitmanPro will now begin to scan your computer for TBVerifier.dll malicious files.
    HitmanPro detecting for TBVerifier.dll virus
  4. When it has finished it will display a list of all the malware that the program found as shown in the image below. Click on the Next button, to remove TBVerifier.dll adware.
    HitmanPro scan results
  5. Click on the Activate free license button to begin the free 30 days trial, and remove all the malicious files from your computer.
    [Image: HitmanPro 30 days activation button]

Your computer should now be free of the TBVerifier.dll infection. If your current anti-virus solution let this infection through, you may want to consider purchasing the PRO version of Malwarebytes Anti-Malware to protect against these types of threats in the future, and perform regular computer scans with HitmanPro.
If you are still experiencing problems while trying to remove TBVerifier.dll virus from your machine, please start a new thread in our Malware Removal Assistance


I've started MalwareTips in 2010 to help people solve their computer problems. My area of expertise includes malware removal and computer forensics. I'm active in the various online anti-malware communities where I do researches for new malware threats as they are released.

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