How to kill Hanging tasks on a Virtual Machine in ESXi

Get the name of the Virtual Machine

Login with SSH to the ESXi host its on.

do the following command:

ps | grep vmx | grep <fullVM name or part of IT>

Then you get a list of all processes.
First number is the process itself
Second number is the parent process.

To kill the entire vm and all processes do:

Kill <processnumber>

Now the vm is powered Down and the task is killed.
Poweron the VM again and you are good to go.