Chinese Hackers Silently Drained U.S. Company Data for Over a Year Using Stealthy Brickstorm Malware

Chinese hackers linked to UNC5221 have conducted a sophisticated year-long espionage campaign using Brickstorm malware to infiltrate U.S. technology and legal organizations. The Go-based backdoor remained undetected for an average of 393 days, targeting network appliances without EDR prote...