https://www.theregister.co.uk/2018/08/03/alaskan_town_has_entire_network_owned_by_ransomware_crims/

A ransomware infection has cast the Alaskan borough of Matanuska-Susitna (Mat-Su) has been cast back to the dark ages.

The malware was activated in mid-July, infecting 60 of the borough's Windows 7 PCs. As the IT department tried to clean the infection and reset passwords using a script, the malware started "attacking back", spreading to almost all of the 500 workstations and 120 of 150 servers.