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CastleLoader Malware Targets U.S. Government Entities

First seen 14 Jan 2026, 17:51 UTC • •

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

CastleLoader, a sophisticated malware loader, has been identified as a significant threat to U.S. government agencies and critical infrastructure. This malware is designed to facilitate further attacks by loading additional malicious payloads onto compromised systems.

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