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Node2Shell: Node.js Brotli Remote Code Execution Vulnerability

A high-severity out-of-bounds write vulnerability in the Node.js Brotli decoder (Node2Shell) allows remote code execution when processing malformed compressed data.

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Tim Peck@timpeck1 day ago

276 intel reports

Threat actors use PowerShell scripts to bypass standard process monitoring, but defenders can leverage the DeviceEvents table in Microsoft Defender XDR to gain visibility into individual command executions.

A likely Iran-nexus activity cluster is deploying BLUERABBIT, a Golang-based backdoor that utilizes RabbitMQ, Redis, and MinIO for C2 and exfiltration prior to disk wiping and ransomware deployment.

The Vile Collective utilizes a Go-based ransomware that employs double extortion, HPKE-v1 encryption, and extensive anti-analysis techniques to target a wide range of global sectors.

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