Marcus Hutchins’ defense fund manager says at least $150,000 of the money collected came from fraudulent sources. He said he’d been able to identify only about $4,900 in legitimate donations. Hutchins, 23, became famous in May when he stopped the global WannaCry ransomware attack by registering a URL that functioned as a kill switch. He has retained Brian Klein, a trial lawyer, and Marcia Hofmann, an acclaimed expert on US hacking laws, as his attorneys.”]