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The Silent Credential Heist

ID: 639f9289-81c7-5e68-ae69-b87d65a6f3ea

STIX ID: report--639f9289-81c7-5e68-ae69-b87d65a6f3ea

Feed Name: Halcyon Blog

Threat Score
75/100

Date Published: 2026-02-16

Date Updated: 2026-04-28

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**Halcyon detected and contained an Akira ransomware intrusion that performed a volumetric LSASS memory dump and staged credential theft and remote access (Cloudflared tunnel, ScreenConnect), preventing lateral movement and ransomware deployment.**

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