The U.S. Treasury Department has sanctioned a cybercrime network comprising three Chinese nationals and three Thailand-based companies linked to a massive botnet controlling a residential proxy service known as "911 S5." Researchers at the Canadian University of Sherbrooke revealed almost two years ago, in June 2022, that this illegitimate residential proxy service lured potential victims by offering free VPN services to install malware designed to add their IP addresses to the 911 S5 botnet. At...