digraph {
concentrate=true;overlap=scale;"ransomware=Shark" [label="ransomware\nShark",shape=box,style=filled,color=deepskyblue];"ransomware=Shark" -> "rat=SharK" [label="similar",dir="both"];"rat=SharK" [label="rat\nSharK",shape=box,style=filled,color=deepskyblue];}