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Oleg Nefekov Added to EU Most-Wanted List for Ransomware Activities

Oleg Nefekov Added to EU Most-Wanted List for Ransomware Activities

First seen 16 Jan 2026, 19:05 UTC • •

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ThreatCluster AI
ThreatCluster •March 12, 2026 at 13:27 UTC

Oleg Evgenievich Nefekov, a 35-year-old Russian national, has been added to Germany's most-wanted list for his role in leading the Black Basta ransomware operation. This group ceased its activities following a significant internal leak, similar to the fate of the Conti group last year. Nefekov's name and image are now included on the EU's most-wanted list as authorities seek information for his capture.

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