Block those WannaCry IP's:
https://secure.dshield.org/forums/diary/WannaCry+Do+your+own+data+analysis/22424/List:
'188.166.23.127','91.219.236.222','46.101.166.19','193.23.244.244','62.210.124.124','2.3.69.209',
'144.76.92.176','91.121.65.179','146.0.32.144','148.244.38.101','91.219.237.229','50.7.161.218',
'149.202.160.69','217.79.179.177','87.7.10.93','163.172.149.155','212.47.232.237','192.42.115.101',
'171.25.193.9','81.30.158.223','178.62.197.82','195.22.26.248','79.172.193.32','212.47.244.98',
'197.231.221.221','38.229.72.16','5.35.251.247','198.96.155.3','46.101.166.19','128.31.0.39',
'213.61.66.117','23.254.167.231'
polonus