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Malware

MiniFast: Tunneling Tool (aka MiniUpdate, Retrograde)

July 28, 2026

MiniFast, also known as MiniUpdate and Retrograde, is a tunneling tool with functional overlaps to BridgeHead, used by Nimbus Manticore.

Discovered from: Nimbus Manticore Deploys NightLedger Backdoor and WebSocket Tunnelers in Multi-Region Espionage Campaign