Two foreign nationals connected to one of the most prolific ransomware attacks in the world pleaded guilty to federal charges in Newark on Thursday, U.S. officials announced. Ruslan Magomedeovic Astamirov, 21, a Russian national of the Chechen Republic and Mikhail Vasiliev, 34, from Bradford, Ontario, who holds dual citizenship in Canada and Russia, pleaded guilty to participating in the Lockbit ransomware group that targeted schools, hospitals, police departments and municipalities across New Jersey and the United States, authorities said. The Lockbit ransomware variant first appeared in Janu…