SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 70

Securityaffairs.Co •Pierluigi Paganini • November 9, 2025

Security Affairs Malware includes a collection of the best articles and research on malware in the international landscape Malware SesameOp: Novel backdoor uses OpenAI Assistants API for command and control Weaponized Military Documents Deliver Advanced SSH-Tor Backdoor to Defense Sector Gootloader Returns: What Goodies Did They Bring? Ransomvibing appears in VS Code extensions […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Emerging Malware Threats Targeting Defense and Software Systems Recent malware developments include the SesameOp backdoor utilizing OpenAI Assistants API for command and control, and advanced SSH-Tor backdoors targeting the defense sector. Additionally, Gootloader has resurfaced with new tactics, while ransomware variants are exploiting vulnerabilities in Windows systems through remote management tools. 2 sources 34

Extracted Entities

SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 70

The full story

Extracted Entities

Attack Types (1)

Malware (3)

Ransomware Groups (1)

Tools (2)