Defender Execution.exe is part of a product called known as CPUMiner GUI and the developer is By Navinda Dissanayake .
If you think that this file contains a virus or another malware, please download a virus scanner.
If Defender Execution.exe is using too much CPU or too much memory in your system, it is possible that your file has been infected with a virus. Installing an antivirus is recommended.
Not all processes can be uninstalled without the help of a 3rd party tool, especially malware. To see if it can be uninstalled, first go to Start > Control Panel > Add/Remove programs and select CPUMiner GUI from the list to remove the process Defender Execution.exe from your computer.
If you have any problems with Defender Execution.exe, you may try using a registry cleaner or a speed-up software to check, analyze, and fix problems that are affecting the performance of your computer.
You may try contacting By Navinda Dissanayake, the developer of Defender Execution.exe and ask for more information.