There has been a report published stating at least 500,000 networking devices around the world have been infected by malware known as VPNFilter. It has been speculated that Russian state-sponsored hackers are behind the attack due to the activity specifically aimed at devices based in the Ukraine. Apparently, VPNFilter offers both intelligence-gathering and destructive capabilities.
https://www.notebookcheck.net/Russia-accused-of-plotting-massive-VPNFilter-malware-attack.305232.0.html