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Cover image for Node2Shell: Node.js Brotli Remote Code Execution Vulnerability

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

86 intel reports

The Gentlemen RaaS group is targeting critical infrastructure using custom Go-based backdoors and ransomware variants that leverage GPO deployment and Bring Your Own Vulnerable Driver (BYOVD) techniques.

The HellCat ransomware group is increasingly exploiting Jira credentials harvested by infostealers like StealC and Amadey to facilitate corporate breaches and data exfiltration.

Threat actors including BlackCat and STORM-0501 are leveraging native Azure features like Encryption Scopes and Customer-Provided Keys to encrypt and hold blob storage for ransom.

The Gentlemen ransomware, operated by the Phantom Mantis group (LARVA-368), has evolved from a RaaS affiliate into an independent operation featuring AI-assisted development and a self-propagating worm module.

Makop ransomware utilizes AES+RSA encryption and aggressive anti-recovery techniques such as deleting volume shadow copies and backup catalogs to target diverse Windows environments.

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