HackthBox-Cascade

Hi Guys. I am Harnish. I am fresher in Hacking and I am trying to get flag of Cascade Machine-10.10.10.182. I get success to get users details with help of rpcclient but after that I tried to attack through Kerbaros I am not able to get hashes. Can you please help me what to do next?
Thanks… :slight_smile: