NSA Tool called DOUBLEPULSAR that is designed to provide a covert, backdoor access to a Windows system, have been immediately utilized by attackers. It was leaked by the Shadow Brokers last year. The NSA tool can be used to exploit the Windows Embedded system that affected by the MS17-010 vulnerability. Researchers found that the authors of the DoublePulsar exploit dont add support to the embedded devices, they have written the exploit only for Windows OS.”]
Source: https://gbhackers.com/nsa-cyber-weapon-doublepulsar/