Petya has so far affected major organisations in Ukraine, Russia, Denmark, France, the UK, the US, Spain and the Netherlands. Vectra Networks has pulled together a visual representation of the spread of the malware. The NSA designed these tools to specifically bypass existing security solutions, so its no surprise that the industry will be playing catch up for the next several months. By adding worm-like spreading to PetWrap, the attacker has created a pyramid scheme that encrypts the boot record of the computer.”]
Source: https://informationsecuritybuzz.com/articles/infographic-spread-petya-global-ransomware-attack/