Frequency
2
occurrences
First Seen
February 27, 2026
Last Seen
April 22, 2026
Related Threat Clusters
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APT37 Hackers Deploy Custom Malware Against Air-Gapped Systems
North Korean threat group APT37 has initiated a campaign named Ruby Jumper, utilizing new custom malware to target air-gapped systems, which are typically isolated from the internet. This marks a significant advancement…
10 articles · Updated February 27, 2026 -
Cyber Adversaries Exploit File Enumeration and Data Collection Techniques
Recent reports detail the tactics employed by various cyber adversaries to enumerate files and directories on compromised systems. Adversaries utilize command shell utilities and custom tools to gather sensitive…
2 articles · Updated April 22, 2026
Recent Intelligence Reports
- T1083 — attack.mitre.org · April 22, 2026
- APT37 hackers use new malware to breach air — Bleepingcomputer · February 27, 2026