Greetings everyone,
Thank you for flagging this issue to us. Please make sure to report any suspicious activity, especially when it impacts your experience in game, to our CS team.
They will be able to look into these reported players and take further actions.
You can read about how to make a report here - Official Servers - Terms of conduct, guidelines and procedures
In the meantime, I will also pass this issue over to the rest of the dev team.