Short bio

Trojan.Agent.CLK is Malwarebytes’ detection name for a certain type of Trojan that belongs to the Adware.Adclick family and infects Windows machines.

Type and source of infection

This family uses scheduled tasks to show user advertisements. It also collects information from the browser(s) and connects to an IRC server.

This Trojan is offered at crack and keygen sites under various names to trick users into downloading and running it.


Malwarebytes protects users from Trojan.Agent.CLK by using real-time protection.

block Trojan.Agent.CLK

Malwarebytes blocks Trojan.Agent.CLK

Home remediation

Malwarebytes can remove Trojan.Agent.CLK without further user interaction.

  1. Please download Malwarebytes to your desktop.
  2. Double-click MBSetup.exe and follow the prompts to install the program.
  3. When your Malwarebytes for Windows installation completes, the program opens to the Welcome to Malwarebytes screen.
  4. Click on the Get started button.
  5. Click Scan to start a Threat Scan.
  6. Click Quarantine to remove the found threats.
  7. Reboot the system if prompted to complete the removal process.

Business remediation

How to remove Trojan.Agent.CLK with the Malwarebytes Nebula console

You can use the Malwarebytes Anti-Malware Nebula console to scan endpoints.

endpoint menu Nebula endpoint tasks menu

Choose the Scan + Quarantine option. Afterwards you can check the Detections page to see which threats were found.

Nebula detections

On the Quarantine page you can see which threats were quarantined and restore them if necessary.

Nebula Quarantaine

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