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Threat Intelligence Report

China Linked Warlock Ransomware Campaign Targets Critical Infrastructure

๐Ÿ“… October 9, 2026 ๐Ÿ“ฐ blog.polyswarm.io ๐Ÿ” 5 CVE(s) referenced

China-linked Longlegs exploits on-premises SharePoint flaws to disable defenses and rapidly deploy Warlock ransomware across critical infrastructure, even weaponizing Active Directory SYSVOL replication for domain-wide distribution.

unclassified
CVE-2025-49706, CVE-2025-53770, CVE-2025-53771, CVE-2025-1055, CVE-2025-49704

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