CosmicStrand: the discovery of a sophisticated UEFI firmware rootkit
In this report, we present a UEFI firmware rootkit that we called CosmicStrand and attribute to an unknown Chinese-speaking threat actor.
In this report, we present a UEFI firmware rootkit that we called CosmicStrand and attribute to an unknown Chinese-speaking threat actor.
In early 2022, we investigated an IIS backdoor called SessionManager. It has been used against NGOs, government, military and industrial organizations in Africa, South America, Asia, Europe, Russia and the Middle East.
ToddyCat is a relatively new APT actor responsible for multiple sets of attacks against high-profile entities in Europe and Asia. Its main distinctive signs are two formerly unknown tools that we call ‘Samurai backdoor’ and ‘Ninja Trojan’.
We have discovered that malware dubbed WinDealer, spread by Chinese-speaking APT actor LuoYu, has an ability to perform intrusions through a man-on-the-side attack.