Ontology.dll Trojan Removal

This article can help you to remove Ontology.dll Virus. The step by step removal works for every version of Microsoft Windows.

Ontology.dll is a legit Nvidia file. Yet, sometimes an error may occur. In search for a solution, users get on the Internet. Be careful what you are downloading. Hackers take advantage of such errors. To determine whether your Ontology.dll file is a virus or not, use a trustworthy anti-virus app and run a full-system scan. If the results are positive, we have extremely bad news for you. The trickster behind Ontology.dll is a Trojan Horse. You have heard about Trojan horses, haven’t you? These parasites are deadly. They sneak into your machine and spread like wildfire. Such is the case with Ontology.dll Trojan. Upon infiltration, it corrupts your entire system. This virus can modify your system registry. It can also create/delete files and, of course, it can communicate with its creators. These abilities make the virus almost unstoppable and extremely dangerous. Yet, you should consider yourself lucky. You know about its presence on your PC. You can take action against the intruder. Many other users are not so “ fortunate.” the Trojan can spend days, even weeks without you noticing it. The more time it spends on your PC, the more problems will it cause. It is important to take immediate measures against the infection!

How did I get infected with?

The Ontology.dll Trojan is distributed via trickery. Hackers camouflage the virus as a legitimate .dll file. It is up to you to keep your computer clean. The Internet is a dangerous place. Download files from reliable sources only. And keep a powerful anti-virus program on board. The Ontology.dll Trojan, however, does not rely on one distribution method only. The virus is also spread via torrents, spam emails, and malvertising. A little extra caution, however, can prevent these techniques from succeeding. Whenever you are installing a program, opt for the Advanced Installation option in the Setup Wizard. It can be a button or tab. Don’t hesitate to select it. There is nothing complicated in the advanced installation. It is a simple step-by-step installation wizard. Under it, you will be presented with a list of all extra apps that are about to be installed. Carefully examine these extras. More often than not, these additional tools are malicious. Make sure you know what you are giving your approval to. Read the Terms and Conditions/EULA and do some online research. Install only the apps you trust.

Why is this dangerous?

The Ontology.dll Trojan is an extremely hazardous program to have on board. Trojan horses were originally created to spy on their victims. These tools slither into your machine and record your moves. The Ontology.dll virus is not an exception. It knows what kind programs you have installed on your machine, which websites you visit, what search inquiries you make. This parasite knows what you have saved on your HDD. The hackers can use Ontology.dll to remotely steal, delete or corrupt your files. This task is quite easy actually. The Trojan can download and install programs. The hackers can instruct it to install ransomware on your PC. If such an event occurs, you may lose all your precious files. This outcome is just one of many possible scenarios. The Trojan can affect their different victims in a different manner. It all depends on the hackers and what they need at the moment. If they need cyber currency, they will turn your machine into a coin miner. If they want to attack servers, they can turn your machine into a part of a botnet. Keep in mind that in many states, being part of an illegal botnet is reason enough for a legal prosecution to take place. Don’t wait to see what will happen with your computer. You should clean your device immediately. You can do it either manually or automatically. The Ontology.dll Trojan, however, is a sophisticated virus. So is its removal. It requires advanced computer skills. If you delete one wrong file, you may end up with the Blue Screen of Death. If you fail to delete all components of the virus, the Trojan will reinstall itself. Therefore, we recommend you to use a powerful anti-virus program. This is the fastest and safest way to clean your computer.

Manual Ontology.dll Removal Instructions

The Ontology.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 Ontology.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.

STEP 1: Track down Ontology.dll related processes in the computer memory

STEP 2: Locate Ontology.dll startup location

STEP 3: Delete Ontology.dll traces from Chrome, Firefox and Internet Explorer

STEP 4: Undo the damage done by the virus

STEP 1: Track down Ontology.dll related processes 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 Ontology.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 Ontology.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”

• WARNING! be very careful when editing the Microsoft Windows Registry as this may render the system broken.

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
[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run]

• and delete the display Name: [RANDOM]

• 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 4: Undo the possible damage done by Ontology.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 Ontology.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 Ontology.dll Virus (automatic) Removal Guide

Please, have in mind that once you are infected with a single virus, it compromises your whole system or network 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 virus leftovers or temporary files.