CL-STA-1087 targets military capabilities since 2020

Security Affairs

March 17, 2026 at 12:01 PM

Actively Exploited

Overview

Since 2020, a Chinese-linked hacking group known as CL-STA-1087 has been targeting military organizations in Southeast Asia. This group has utilized two types of malware, named AppleChris and MemFun, to carry out its espionage activities. The group's operations show a calculated approach, focusing on gathering specific intelligence rather than conducting widespread attacks. This ongoing campaign raises concerns about the security of military data in the region and highlights the risks posed by state-sponsored cyber espionage. The implications of such targeted attacks could undermine national security and diplomatic relations in Southeast Asia.

Key Takeaways

Active Exploitation: This vulnerability is being actively exploited by attackers. Immediate action is recommended.
Affected Systems: Southeast Asian military organizations
Timeline: Ongoing since 2020

Original Article Summary

China-linked APT group CL-STA-1087 has targeted Southeast Asian militaries since 2020 using AppleChris and MemFun. A suspected China-linked espionage campaign, tracked as CL-STA-1087, has targeted Southeast Asian military organizations since at least 2020, using AppleChris and MemFun malware. “The activity demonstrated strategic operational patience and a focus on highly targeted intelligence collection, rather than bulk […]

Impact

Southeast Asian military organizations

Exploitation Status

This vulnerability is confirmed to be actively exploited by attackers in real-world attacks. Organizations should prioritize patching or implementing workarounds immediately.

Timeline

Ongoing since 2020

Remediation

Not specified

Additional Information

This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.

Related Topics: This incident relates to APT, Malware.

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