Remove Bacdau(.)vn Browser Hijacker

Bacdau(.)vn is the main search page of a browser hijacker. The page has numerous links on it, advertisements, and buttons, creating quite a long marketing page. Everything can redirect you to unknown sites. To remove this unwanted application and all files associated with it, you should read this article to the end.

The browser hijacking program can change the homepage, search engine, and new tab settings of any browser. Adverts and redirects can show if you try to use the Internet for surfing. A toolbar or some extension related to this hijacker can appear in your browsers.

Threat Summary

Name	Bacdau(.)vn
Type	Browser Hijacker, PUP
Short Description	Browsers you have on your PC will have their homepage, search engine and new tab modified.
Symptoms	Doing searches and trying to access your homepage will be hindered by redirects. The redirects will lead you to a Bacdau search page. A toolbar might be added.
Distribution Method	Freeware Installations, Bundle Packages
Detection Tool	See If Your System Has Been Affected by Bacdau(.)vn Download Malware Removal Tool
User Experience	Join Our Forum to Discuss Bacdau(.)vn.

Bacdau(.)vn – Spread

Bacdau can be found in third-party setups for installation. This hijacking app can intrude your computer without your knowledge. Freeware installations or bundled packages are responsible for such sneaky installations. They often have additional components selected for installation by default. Avoiding to such applications to be installed on your PC is possible with checking for a Custom or an Advanced menu inside the setup.

Bacdau can be downloaded from its official site, as you can see in the picture above. The hijacker might spread via adverts, as pop-ups or banners for example, and from visiting websites with unknown origin. Such websites are highly likely to be some sort of affiliates with the Bacdau platform. Browsers that can be affected are: Google Chrome, Internet Explorer, and Mozilla Firefox.

Bacdau(.)vn – An Inside Look

Bacdau(.)vn is the official domain of the browser hijacker Bacdau. If your computer has the hijacker residing inside it, lots of your browser settings will get modified. Settings always changed in each browser are the homepage, new tab, and search engine. Some kind of toolbar could be added. The search engine might be different in every browser.

An add-on or a browser extension might come with the hijacker, included inside bundled apps installed on your personal computer. Such extensions might redirect you to Bacdau(.)vn domains or to partnered sites of the hijacker.

Bacdau(.)vn will redirect you from searches. The most common thing is when you type something, and the data is sent to a server of the hijacker but shows you Google search results. In that case, Bacdau(.)vn will serve as a filter for all of your searches. You can see sponsored content and advertisements on the site page.

In the image above you can see that you can be redirected to pages and content related to Bacdau. Gaming, movies, and other content will be shown, but they will just redirect you to Vietnamese sites as all partners of the hijacker, including it, are of Vietnamese origin.

The Privacy Policy of Bacdau(.)vn is that of Webnavi. It states that personally identifiable information will not be collected unless you provide it voluntarily. In the policy, it is claimed that the information is not shared with any third-parties.

If you read the privacy policy, you will see that the following information may be collected:

• Browser (version and name)
• Email address
• IP address
• Date and time
• Your Name and user ID
• The referring web page
• Requested pages
• Operating System (OS)

You can see a preview of this Policy right here:

By using any service of Bacdau(.)vn, including all of its related sites and programs will automatically give your permission for collection of your data. Cookies or some tracking technologies like web beacons are used to get some of the information enumerated above.

Remove Bacdau(.)vn Completely from Your Browser and PC

To remove Bacdau(.)vn manually from your PC, follow the step-by-step removal guide provided below. In case the manual removal does not get rid of the browser hijacker and its files completely, you should search for and remove any leftovers with an advanced anti-malware tool. Such a program keeps your system safe in the future.

Manually delete Bacdau(.)vn from Windows and your browser

Note! Substantial notification about the Bacdau(.)vn threat: Manual removal of Bacdau(.)vn requires interference with system files and registries. Thus, it can cause damage to your PC. Even if your computer skills are not at a professional level, don’t worry. You can do the removal yourself just in 5 minutes, using a malware removal tool.

2. Remove Bacdau(.)vn from Your Browser

Remove Bacdau(.)vn from Your Browser.

Remove a toolbar from Mozilla FirefoxRemove a toolbar from Google Chrome Remove a toolbar from Internet Explorer Remove a toolbar from Safari

Start Mozilla Firefox Open the menu window

Select the “Add-ons” icon from the menu

Select Bacdau(.)vn and click “Remove”

After Bacdau(.)vn is removed, restart Mozilla Firefox by closing it from the red “X” in the top right corner and start it again.

Start Google Chrome and Open the drop menu

Move the cursor over “Tools” and then from the extended menu choose “Extensions“

From the opened “Extensions” menu locate Bacdau(.)vn and click on the garbage bin icon on the right of it.

After Bacdau(.)vn is removed, restart Google Chrome by closing it from the red “X” in the top right corner and start it again.

Start Internet Explorer:

Click “‘Tools’ to open the drop menu and select ‘Manage Add-ons’

In the ‘Manage Add-ons’ window, make sure that in the first window ‘Add-on Types’, the drop menu ‘Show’ is on ‘All add-ons’

Select Bacdau(.)vn to remove, and then click ‘Disable’. A pop-up window will appear to inform you that you are about to disable the selected toolbar, and some additional toolbars might be disabled as well. Leave all the boxes checked, and click ‘Disable’.

After Bacdau(.)vn has been removed, restart Internet Explorer by closing it from the red ‘X’ in the top right corner and start it again.

Start Safari

Open the drop menu by clicking on the sprocket icon in the top right corner.

From the drop menu select ‘Preferences’
In the new window select ‘Extensions’
Click once on Bacdau(.)vn
Click ‘Uninstall’

A pop-up window will appear asking for confirmation to uninstall Bacdau(.)vn. Select ‘Uninstall’ again, and the Bacdau(.)vn will be removed.

Automatically remove Bacdau(.)vn by downloading an advanced anti-malware program

1. Remove Bacdau(.)vn with SpyHunter Anti-Malware Tool

Remove Bacdau(.)vn with SpyHunter Anti-Malware Tool

1. Install SpyHunter to scan for and remove Bacdau(.)vn.2. Scan with SpyHunter to Detect and Remove Bacdau(.)vn.

Step 1: Click here to go to SpyHunter’s download instruction page.
Step 2: Guide yourself by the download instructions provided for each browser.
Step 3: After you have installed SpyHunter, wait for it to automatically update.

Step1: After the update process has finished, click on the ‘Scan Computer Now’ button.

Step2: After SpyHunter has finished scanning your PC for any Bacdau(.)vn files, click on the ‘Fix Threats’ button to remove them automatically and permanently.

Step3: Once the intrusions on your PC have been removed, it is highly recommended to restart it.

2. Back up your data to secure it against attacks related to Bacdau(.)vn in the future

Back up your data to secure it against attacks in the future

IMPORTANT! Before reading the Windows backup instructions, we highly recommend to back up your data automatically with cloud backup and insure it against any type of data loss on your device, even the most severe. We recommend reading more about and downloading SOS Online Backup .

SOS Online Backup

1. For Windows 7 and earlier 1. For Windows 8, 8.1 and 10 1. Enabling the Windows Defense Feature (Previous Versions)

1-Click on Windows Start Menu

2-Type Backup And Restore
3-Open it and click on Set Up Backup

4-A window will appear asking you where to set up backup. You should have a flash drive or an external hard drive. Mark it by clicking on it with your mouse then click on Next.

5-On the next window, the system will ask you what do you want to backup. Choose the ‘Let Me Choose’ option and then click on Next.

6-Click on ‘Save settings and run backup’ on the next window in order to protect your files from possible attacks by Bacdau(.)vn.

1-Press Windows button + R

2-In the window type ‘filehistory’ and press Enter

3-A File History window will appear. Click on ‘Configure file history settings’

4-The configuration menu for File History will appear. Click on ‘Turn On’. After its on, click on Select Drive in order to select the backup drive. It is recommended to choose an external HDD, SSD or a USB stick whose memory capacity is corresponding to the size of the files you want to backup.

5-Select the drive then click on ‘Ok’ in order to set up file backup and protect yourself from Bacdau(.)vn.

1- Press Windows button + R keys.

2- A run windows should appear. In it type ‘sysdm.cpl’ and then click on Run.

3- A System Properties windows should appear. In it choose System Protection.

5- Click on Turn on system protection and select the size on the hard disk you want to utilize for system protection.
6- Click on Ok and you should see an indication in Protection settings that the protection from Bacdau(.)vn is on.

Restoring a file via Windows Defense feature:
1-Right-click on the encrypted file, then choose Properties.

2-Click on the Previous Versions tab and then mark the last version of the file.

3-Click on Apply and Ok and the file encrypted by Bacdau(.)vn should be restored.

Optional: Using Alternative Anti-Malware Tools

Remove Bacdau(.)vn Using Other Alternative Tools

STOPZilla Anti Malware

1. Download and Install STOPZilla Anti-malware to Scan for And Remove Bacdau(.)vn.
Step 1: Download STOPZilla by clicking here.
Step 2: A pop-up window will appear. Click on the ‘Save File’ button. If it does not, click on the Download button and save it afterwards.

Step 3: After you have downloaded the setup, simply open it.
Step 4: The installer should appear. Click on the ‘Next’ button.

Step 5: Check the ‘I accept the agreement’ check circle if not checked if you accept it and click the ‘Next’ button once again.

Step 6: Review and click on the ‘Install’ button.

Step 7: After the installation process has completed click on the ‘Finish’ button.

2. Scan your PC with STOPZilla Anti Malware to remove all Bacdau(.)vn associated files completely.
Step 1: Launch STOPZilla if you haven’t launched it after install.
Step 2: Wait for the software to automatically scan and then click on the ‘Repair Now’ button. If it does not scan automatically, click on the ‘Scan Now’ button.

Step 3: After the removal of all threats and associated objects, you should Restart your PC.

Berta Bilbao

Berta is the Editor-in-Chief of SensorsTechForum. She is a dedicated malware researcher, dreaming for a more secure cyber space.

More Posts - Website