CL-STA-1020
CL-STA-1020 targets Southeast Asian government networks, employing AWS Lambda Function URLs configured with AuthType: NONE for stealthy command-and-control communication. The actor has been observed collecting sensitive information from governmental entities, including data on tariffs and trade disputes. An investigation revealed a new Windows backdoor named HazyBeacon, which utilizes this novel C2 technique. This activity cluster has demonstrated significant efforts to remain undetected while executing its operations.
CVEs in recent coverage
No CVEs named alongside this actor in the last 90 days.
Recent victims
No leak-site posts on record for this group.
Recent activity
No posts or advisories have named this actor recently.
References
- https://blog.qualys.com/qualys-insights/2026/06/02/hazybeacon-aws-lambda-function-url-command-control-abuse
- https://unit42.paloaltonetworks.com/windows-backdoor-for-novel-c2-communication/
From the MISP threat-actor galaxy, MITRE ATT&CK and RansomLook (CC BY 4.0). Activity is any post or advisory Watch Floor collected that names the actor or one of its aliases.