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Demetrius

Demetrius is a threat actor group, tracked by Brandefense. It targets organisations in Russia.

Techniques
0
Exploited CVEs
No CVE data
Record updated

Who They Target.

Countries · 1

About Demetrius.

Threat actor attributed to the data breach of Kassy.ru, a Russian online ticketing platform.

Last updated Oct 19, 2026. Compiled by Brandefense technologies from structured threat intelligence and reviewed by Brandefense analysts. Techniques follow the MITRE ATT&CK framework.