Meduza Stealer

Information stealer malware developed by Russian cybercriminals.

Domestic Breach Prompts Russian Crackdown on Meduza Stealer Group

Oct 31, 2025

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by

Rushna Kabelet

in Threat Actors

Russian law enforcement detained three individuals on October 30, 2025, suspected of developing and selling the Meduza Stealer malware, following an investigation prompted by a breach of a Russian government organization. These arrests in Moscow and surrounding areas signal a potential shift in Russia’s approach to domestic cybercriminal activity, moving towards more active management.