SYS01stealer: New Threat Using Facebook Ads to Target Critical Infrastructure Firms
Mar 07, 2023
Data Safety / Cyber Threat
Cybersecurity researchers have discovered a new information stealer dubbed SYS01stealer targeting critical government infrastructure employees, manufacturing companies, and other sectors since November 2022. "The threat actors behind the campaign are targeting Facebook business accounts by using Google ads and fake Facebook profiles that promote things like games, adult content, and cracked software, etc. to lure victims into downloading a malicious file," Morphisec said in a report shared with The Hacker News. "The attack is designed to steal sensitive information, including login data, cookies, and Facebook ad and business account information." The Israeli cybersecurity company said the campaign was initially tied to a financially motivated cybercriminal operation dubbed Ducktail by Zscaler. However, WithSecure, which first documented the Ducktail activity cluster in July 2022, said the two intrusion sets are different from one another, indicating ho