How to Completely Remove Trojan Horse Agent3.AYIB?(Step by Step Removal Guide)

What is Trojan Horse Agent3.AYIB?

Trojan Horse Agent3.AYIB is a malicious Trojan horse infection which can take control of the whole systems once it sneaks into the target computers. It is an evil tool created by cyber hackers who want to get illegal benefits from innocent computer users. With this Trojan’s help, cyber criminals can be able to access the infected computers without users’ approval so that they can steal everything they want from the infected computers. Information like bank details and credit card passwords can be the main things for those bad crooks to steal. Also, the infected systems can be completely damages by this Trojan which means users will get a lot of system errors during the use. It is a nightmare to have your computer infected with this Trojan horse infection.

When this Trojan Horse Agent3.AYIB comes to the target computers, it will start to damage the infected systems from the registry. The system registry can be added by its data which can make the Trojan be activated from the startup. In the meanwhile, many system settings can be changed by this virus. The wrong system settings can lead to a lot of malfunction on the systems. What’s more, this Trojan can be capable to shut down the system firewall to make the infected computers compromised totally. Without any security protection, the infected computers can be attacked by more viruses if they go online carelessly.

Cyber hackers who make this Trojan Horse Agent3.AYIB can spread it with plenty of ways. Usually, computer users can be targeted by this infection when they go online. Pages especially those websites which provide software downloading can be the largest sources to hide this infection. Hackers can designed this infection as a program and upload to the pages for people to download and use. So when people install the fake program to their computers, this Trojan can infiltrate the systems. Not only damaging the infected computer by slowing down the respond speed, this Trojan can also generate tons of pop-ups when people go online. Those pop-ups can be used by hackers to spread more computer viruses to the corrupted systems and can redirect users to some phishing sites that may record the financial information for cyber hackers.

Video Guide: How to remove trojan virus, malware, spyware

Major Characteristics of This Nasty Trojan Include:

Slow down your PC speed notably.
Add other dangerous Trojan or Spyware to your system secretly.
Allow the hacker to access your entire system.
Collect all your personal information and transfer to a remote hacker.
Destroy critical system files and make PC unstable.

How Does This Virus Get On Your Computer?

From malicious drive-by-download scripts from corrupted porn and shareware / freeware websites.
Through spam email attachments, media downloads and social networks.
When clicking suspicious pop-ups or malicious links.
Open unknown email or download media files that contain the activation code of the virus.

How to Remove Trojan Horse Agent3.AYIB From Your PC?

Trojan Horse Agent3.AYIB is a hazardous Trojan that will damage your computer system, violate your privacy and cause many other problems. Once it is detected on your computer, you have to remove it as soon as possible. You can follow the instructions below to get rid of this threat.

Method 1: Automatically Remove Trojan Horse Agent3.AYIB by Using SpyHunter.

Method 2: Manually Remove Trojan Horse Agent3.AYIB by Following the Steps Below.
Method 3: Use Windows System Restore.

SpyHunter is a professional and powerful malware removal tool, which is able to detect and delete various kinds of threat from your computer without damage. It can deeply scan your whole system and remove all the detected threats automatically within just a few minutes. Please follow the steps below to install in on your PC and use it to remove the threat.

Step 1: Click the button below to download SpyHunter on your computer.


Step 2: Right click on the icon of SpyHunter and select “run” from the menu. Click on the run button if the system prompts a window asking whether you want to run the program or not.


Step 3: Tick I accept the license agreement and then click Next. Then SpyHunter will be installed on your computer automatically.
Step 4: Click Finish when you see the below window.
Step 5: After you finish the installation process, run the Spyhunter tool and click the “Malware Scan” button to perform a full scan of your computer to find out the threat.


Step 6: When the scan accomplishes, select all the detected malicious files and then click the Remove button on the right side to clean up all the detected threats. Reboot your computer to apply all changes.




The Trojan should be deleted from your PC as soon as detected. It can damage your computer terribly and violates your privacy if you don’t get rid of it promptly. Follow the manual removal instructions to remove it if you have certain skills of the computer. It is important to back up your computer before any file changes.

Step one: Terminate the processes of the Trojan in Windows Task Manager.
1) Right-click on the taskbar (or press CTRL+SHIFT+ESC keys) to open Windows Task Manager.
2) Click on the Processes tab, scroll down and find out its running processes of the Trojan, and then click on “End Process” button to terminate the selected processes.


Step two: Remove the registry entries of the Trojan from Registry Editor.
1) Press Windows + R keys and input regedit into the Run box, and then click OK to start Registry Editor.


2) When Registry Editor opens, search for and remove all the registry entries of the Trojan. Back up your registry in order to instantly restore your information if you operate mistakenly.

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\[RANDOM CHARACTERS].exe
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run ‘Random’
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” =Random

Step three: Delete show hidden files and folders of the Trojan.
1) Launch Control Panel from Start menu and click on Folder Options.


2) Under the View tab, check Show hidden files and folders and non-check Hide protected operation system files (Recommended). Then click on OK.


3) Delete all the files associated with the Trojan from your computer as follows:

%AllUsersProfile%\Application Data\.dll

Step four: Please restart your computer normally to ensure all changes take effect as soon as you finish all the steps above.

Method 3: Use Windows System Restore.

if you have been infected by Trojan Horse Agent3.AYIB you migt be required to restore yoru computer to a previous saved state. During an infection, Trojan Horse Agent3.AYIB drops various files and registry entries. The threat intentionally hides system files by setting options in the registry and might install a rootkit. With these changes, the best solution is to return Windows to previous working state is through System Restore. Even if your standard AV has removed the infection it might be the safest aleternative. To verify if System Restore is active on your computer, please follow the instructions below to access this feature.

Windows XP, Windows Vista, and Windows 7

Go to Start Menu, then under ‘Run’ or ‘Search Program and Files’ field, type rstrui.
Then, press Enter on the keyboard to open System Restore Settings.

Windows 8 and Windows 10

Hover your mouse cursor to the lower left corner of the screen and wait for the Start icon to appear.
Right-click on the icon and select Run from the list. This will open a Run dialog box.
Type rstrui on the ‘Open’ field and click on OK to initiate the command.

1.Continue on the steps and choose a desired restore point. All saved restore points are listed with corresponding date, time and description. Please click and read ‘How do I choose a restore point?’ for additional guide. system-restore-7
Typically, only the most recent restore points are shown.


If prompted to Confirm your restore point, please click on Finish to begin the process.
Note, System Restore will not bring back lost personal files such as documents, images and videos. System Restore specific purpose is to bring back previous configuration and change the system state of Windows.

Video Show: Restoring your computer with Windows 7


Trojan Horse Agent3.AYIB is a hazardous Trojan horse that is capable of helping hackers to collect valuable information from the infected computers and monitor users’ online activities. It can bypass the detection through disabling your antivirus program in order to perform its malicious activities on the infected computer. It is able to make modification to the system settings and Windows Registry, then you will have to face many different kinds of problems. You have no choice but to remove this nasty Trojan from your computer to avoid further problems and damages. Follow the removal steps mentioned above to get rid of Trojan Horse Agent3.AYIB permanently from your PC.

Warm Tips: If you are afraid of making mistakes and damaging your computer system during the manual removal process, you can use a powerful and professional removal tool. It not only can fully scan your system, but also can automatically remove Trojan Horse Agent3.AYIB from your computer within a few clicks of mouse. Download the powerful removal tool and run it to clean up the malicious Trojan horse from your PC right now!

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