Facebook has fended off plenty of phony, pill-pushing ad campaigns over the years, but the company disrupted one effort last year that was particularly pernicious, and effective. Hackers defrauded Facebook users out of more than $4 million in a scheme that security staffers have connected to a cybercrime network in China. The details, revealed Thursday, demonstrate how attackers breached hundreds of thousands of Facebook accounts, scouring for users with payment methods attached to their profile, such as PayPal. The attackers would disable users’ notifications, and abuse their access to the victim account to place advertisements for diet pills and counterfeit products. The hackers delivered their malware, dubbed SilentFade, through web browsers, rather than Facebook itself, making it more difficult to detect and root out. “We anticipate more platform-specific malware to appear for platforms serving large and growing audiences, as the evolving ecosystem targeting Facebook demonstrates,” Facebook researchers Sanchit Karve and Jennifer Urgilez wrote in a […]
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