Cheater was completely silent and immediately one tapped me from around a container using a shotgun of some kind, was wearing all black but was shiny in a way that the game does not usually look.

it was around 17:50 GMT and the server was 195.82.158.81:10100 and my steam id is 76561198995210379

This is a form to report an issue from the PC VERSION of the game - for Xbox/PS4 issues use their respective forms from the dropdown menu (delete this prior to creating the ticket)