US-CERT - North Korean Malicious Cyber Activity

Original release date: May 29, 2018

The Department of Homeland Security (DHS) and the Federal Bureau of Investigation (FBI) released a joint Technical Alert (TA) that identifies two families of malware—referred to as Joanap and Brambul—used by the North Korean government. The U.S. Government refers to malicious cyber activity by the North Korean government as HIDDEN COBRA.

In conjunction with the release of this TA, NCCIC has released a Malware Analysis Report (MAR) that provides analysis on samples of Joanap and Brambul malware.

NCCIC encourages users and administrators to review TA18-149A: HIDDEN COBRA – Joanap Backdoor Trojan and Brambul Server Message Block Worm and MAR-10135536-3 – RAT/Worm. For more information, visit https://www.us-cert.gov/HiddenCobra.

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from US-CERT: The United States Computer Emergency Readiness Team https://www.us-cert.gov/ncas/current-activity/2018/05/29/North-Korean-Malicious-Cyber-Activity

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