How to Remove Terana.dll Virus

Can’t Remove Terana.dll Virus? This page includes detailed Terana.dll Removal instructions!

Terana.dll is nothing but trouble. This piece of software is classified by security experts as adware. Luckily, you are struck with one relatively easy to tackle type of parasite. The terana.dll adware is a classic of its field. It entered your PC unnoticed and wreaked havoc on it. You must have noticed that you are exposed to more advertisements recently. This is not something you have imagined. The terana.dll adware forced all those commercials on you. This tool has only one goal. To generate revenue for its owners. To do so, it uses a pay-per-click marketing system. This strategy is used by all big search engines. Yet, the adware is using it on a level that can be classified as a massive invasion of your personal space. This tool will expose you to numerous ads. But you won’t click just on any advert, will you? So, the adware must ensure that the displayed advertisements are appealing to you. To do so, it will monitor your browser related data and base its commercials on it. You will see discounts and great deals for items that you actually need or want. Every website you visit will be heavy on ad banners. Yet, Terana.dll is not the great deal-finder. The tool has no checking mechanisms. It doesn’t distinguish between legit websites and shady ones. In fact, dodgy websites pay hefty sums for their ads to be displayed. You can never trust an ad while this tool is running on your device. Terana.dll controls your web browser. It also controls the content you see. The furtive utility blocks its competitors’ ads. You will see only what the app allows you to see. Eventually, you will lose track of the current prices and become an easy target. Don’t allow this to happen. Remove this parasite. Clean your computer now!

Remove Terana.dll

How did I get infected with?

Terana.dll seem to have appeared by magic. One day, you opened your Task Manager and it was there. You don’t remember installing or even downloading it. Malware developers have fond many ways to trick their victims into installing adware without realizing what is going on. The bundling method is quite popular nowadays. Developers attach extra programs to the installation files of many free apps. Once the user starts the installation of such a bundle, they will be presented with two setup options: a standard installation and an advanced one. Always choose the advanced option. This method may be presented as a suitable choice for IT experts only. Yet, this is just a deception. The crooks don’t want you to use the custom installation because, under it, you will be presented with a list of all extra programs that are about to be installed. Deselect all additional tools. You don’t need so many apps. If you did, you would have downloaded them by yourself. Your vigilance can prevent future infections. Consider Terana.dll as an example of what may happen and learn your lessons. Never rush through the installation of any programs. Read the terms and conditions/EULA. Yes, this step is extremely boring, but it can spare you troubles. If you can’t make yourself read the EULA, use an online analyzer to scan it for breaches. It’s better than nothing. Your computer’s security is your responsibility and yours only. Do your due diligence.

Why is this dangerous?

The Terana.dll adware can do numerous things. None of them is useful. Maybe the most hazardous one is the spying. Oh, yes! This tool is spying you. Everything you do online is monitored. And the data – sold to third parties. You will be surprised to discover how many potential buyers there are. After all, the furtive app can steal your email addresses, passwords, and usernames. A capable hacker can use this data to track you down, to steal money from your banking account and even to blackmail you. Therefore, do yourself a favor and remove Terana.dll as soon as possible. This tool can never be beneficial to you. On the contrary, it is an obstacle that annoys and interrupts you online. It displays numerous advertisements. Whit this app on board, your browser will struggle to load any website normally. Your computer is also slowed down by the adware. The longer this parasite remains on board, the slower your device will become. Don’t put up with this. You have options. Follow our guide or use a trustworthy anti-virus program. The sooner you delete this parasite, the better.

How to Remove Terana.dll virus

The Terana.dll infection is specifically designed to make money to its creators one way or another. The specialists from various antivirus companies like Bitdefender, Kaspersky, Norton, Avast, ESET, etc. advise that there is no harmless virus.

If you perform exactly the steps below you should be able to remove the Terana.dll infection. Please, follow the procedures in the exact order. Please, consider to print this guide or have another computer at your disposal. You will NOT need any USB sticks or CDs.

WARNING! Stopping the wrong file or deleting the wrong registry key may damage your system irreversibly.
If you are feeling not technical enough just use Spyhunter Professional Malware Removal Tool to deal with the problem!
>>Download SpyHunter – a Professional Remover.

Please, keep in mind that SpyHunter’s scanner tool is free. To remove the Terana.dll infection, you need to purchase its full version.

STEP 1: Track down Terana.dll in the computer memory

STEP 2: Locate Terana.dll startup location

STEP 3: Undo the damage done by the virus

STEP 1: Track down Terana.dll in the computer memory

  • Open your Task Manager by pressing CTRL+SHIFT+ESC keys simultaneously
  • Carefully review all processes and stop the suspicious ones.


  • Write down the file location for later reference.

Step 2: Locate Terana.dll startup location

Reveal Hidden Files

  • Open any folder
  • Click on “Organize” button
  • Choose “Folder and Search Options”
  • Select the “View” tab
  • Select “Show hidden files and folders” option
  • Uncheck “Hide protected operating system files”
  • Click “Apply” and “OK” button

Clean Terana.dll virus from the windows registry

  • Once the operating system loads press simultaneously the Windows Logo Button and the R key.


  • A dialog box should open. Type “Regedit”


Depending on your OS (x86 or x64) navigate to:

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run] or
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] or

  • and delete the display Name: [RANDOM]

delete backgroundcontainer

  • Then open your explorer and navigate to: %appdata% folder and delete the malicious executable.

Clean your HOSTS file to avoid unwanted browser redirection

Navigate to %windir%/system32/Drivers/etc/host

If you are hacked, there will be foreign IPs addresses connected to you at the bottom. Take a look below:


Step 3: Undo the damage done by Terana.dll

This particular Virus may alter your DNS settings.

Attention! this can break your internet connection. Before you change your DNS settings to use Google Public DNS for Terana.dll, be sure to write down the current server addresses on a piece of paper.

To fix the damage done by the virus you need to do the following.

  • Click the Windows Start button to open the Start Menu, type control panel in the search box and select Control Panel in the results displayed above.
  • go to Network and Internet
  • then Network and Sharing Center
  • then Change Adapter Settings
  • Right-click on your active internet connection and click properties. Under the Networking tab, find Internet Protocol Version 4 (TCP/IPv4). Left click on it and then click on properties. Both options should be automatic! By default it should be set to “Obtain an IP address automatically” and the second one to “Obtain DNS server address automatically!” If they are not just change them, however if you are part of a domain network you should contact your Domain Administrator to set these settings, otherwise the internet connection will break!!!
  • Check your scheduled tasks to make sure the virus will not download itself again.

How to Permanently Remove Terana.dll Virus (automatic) Removal Guide

Please, have in mind that once you are infected with a single virus, it compromises your system and let all doors wide open for many other infections. To make sure manual removal is successful, we recommend to use a free scanner of any professional antimalware program to identify possible registry leftovers or temporary files.

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