Trojan Horse Dropper Generic, sometimes called simply Trojan.Dropper, is a Trojan virus designed to open a security hole on your computer. This security hole, sometimes called a backdoor, is used by hackers to steal your personal information and download large amounts of adware onto your computer. Once downloaded, the adware tracks your online behaviour and launches targeted pop-up advertisements. In addition to being a nuisance, these pop-up advertisements may slow your computer and contain malicious links. Note that the removal steps presented in this article apply to the Windows 7 and Vista operating systems.
Press "Ctrl" + "Shift" + "Escape" to open the Task Manager.
Click on the "Processes" tab of the Task Manager and then click on the "Show Processes From All Users" button at the bottom of the Task Manager.
End the following processes. To end a process, right-click on the process and select "End Process." Note that the processes are listed under the "Image Name" heading.
Close the Task Manager.
Click on the "Start" menu icon and type "regedit" into the "Search Programs and Files" box and press "Enter." The Registry Editor opens.
Click on "Edit" and then "Find" and type "Microsoft\Windows\CurrentVersion\Emitt" into the "Find Box" and click "Find Next."
Right-click on the highlighted registry entry and select "Delete."
Close the Registry Editor.
Click on the "Start" menu icon and then click on the "Search Programs and Files" box.
Search for and delete each of the following files. To delete a file, right-click on it and select "Delete."
Restart your computer.