I have an interesting virus and looking to stop it

Lately my PC got infected by a virus. It starts automatically when the pc boots and uses my network, CPU, and memory: it launches a command prompt process and I can see it eating my ressources.

In order to fix it I started by blocking the ports that this process is using, and looking forward to compeletly shut it down.

any recommendation on how to find out what exactly kicks off that process? and maybe how to remove it or …

cybersecurity virus