Experts Uncover New 'CosmicStrand' UEFI Firmware Rootkit Used by Chinese Hackers

An unknown Chinese-speaking threat actor has been attributed to a new kind of sophisticated Unified Extensible Firmware Interface UEFI firmware rootkit called CosmicStrand. "The rootkit is located in the firmware images of Gigabyte or ASUS motherboards, and we noticed that all these images are...