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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@timpeck16 hours ago

49 intel reports

The threat actor UAC-0184 is targeting Ukrainian Defense Forces using gated HTA delivery methods and complex DLL sideloading chains that culminate in the repurposing of legitimate, signed network utilities.

Silver Fox threat group utilizes tax-themed phishing to deploy a modified RustSL loader, ValleyRAT, and a new Python-based backdoor named ABCDoor against organizations in Russia and India.

The Iranian threat actor MuddyWater (MOIS) is leveraging Russian-speaking TAG-150's CastleRAT and ChainShell malware platforms to target Israeli infrastructure and aerospace sectors.

APT29 utilizes a multi-stage execution chain involving screensaver droppers, steganography-embedded payloads, and extensive memory manipulation to harvest credentials and move laterally.

The Russia-aligned actor Pawn Storm (APT28) is deploying the PRISMEX malware suite via zero-day exploits and advanced steganography to target the Ukrainian defense supply chain and NATO logistics hubs.

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