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Cyber Threat Report: W/C September 21, 2026

Weekly report · 580 clusters · 2575 articles

580
Threat Clusters
2575
Articles Analyzed
49.9
Avg Threat Score
150
Rising Entities

Top threats

Ransomware leak sites this week

247 victim listings across 52 groups, from ThreatCluster's own collection of ransomware leak sites. Listings are claims by the groups, not confirmed breaches.Most-listed sectors: Manufacturing (43), Not Found (33), Professional Services (29), Technology (26), Other (23).

Ransomware tracker · Dark web API

Rising entities

Apt Group

Company

Country

Malware

Platform

Ransomware Group

Tool

Entity type distribution