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Threat Research & Intelligence
TDR
By
Amaury-Jacques GARCON
By
Threat Detection & Research Team
Updated on
June 1, 2026

FSB’s matryoshka #1/3 - Gamaredon’s gifts that keeps unpacking - GammaPhish and GammaWorm

Part 1 of our FSB Matryoshka series. Discover the context behind Gamaredon's cyberespionage campaigns, introducing GammaPhish and GammaWorm operations.

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June 23, 2026
Product News

Sekoia’s new identity: Designed for clarity

Sekoia has partnered with branding agency Bruno to develop a new brand identity and digital experience that reflects who we really are.

By
Sekoia Team
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June 11, 2026
Threat Research & Intelligence
TDR

APT28, an evolution of tradecraft

Sekoia TDR looks back at how APT28's arsenal has evolved over two decades, from its signature X-Agent implants to disposable modules, edge-device infrastructure and the first LLM-driven malware.

By
Amaury-Jacques GARCON
By
Threat Detection & Research Team
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June 16, 2026
Threat Research & Intelligence
TDR

Unveiling ErrTraffic: inside a growing ClickFix malware distribution framework

This report details the ErrTraffic threat and its associated ecosystem, highlighting three specific campaigns and their operators' arsenal.

By
Jérémy SCION
By
Quentin BOURGUE
By
Threat Detection & Research Team
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