SF News Malware Stolen From The NSA Cripples Computers In 74 Countries (And Counting) #WannaCry #ransomware used in widespread attacks all over the world via @Securelist https://t.co/zh012F9lCC pic.twitter.com/UzJVqUwbT6— Kaspersky Lab (@kaspersky) May 12, 2017 Ransomware leaked by hackers and stolen originally