The Department of Homeland Security (DHS) and the Federal Bureau of Investigations (FBI) released two joint Technical Alerts (TA) on Tuesday detailing techniques used by the North Korean government in cyberattacks on U.S. and global entities. 

The two “hidden cobra” alerts – a codename the U.S. uses to refer to malicious cyber activity by North Korea – provide details on a remote administration tool (RAT) and Trojan used by the DPRK hackers.

Both are forms of malicious software  – or malware – and have been named in the alerts as “FALLCHILL” and “Volgmer.”

“The North Korean government malicious cyber activity