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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

8 intel reports

The ServiceNow Red Team developed Dark, an open-source Mythic C2 agent written in Crystal that features in-memory Beacon Object File (BOF) execution for macOS and Linux.

Chinese-speaking threat actors are using OctLurk and SilkLurk backdoors to target government, healthcare, and educational sectors in Central Asia via modular in-memory plugins.

The Shai-Hulud worm and GitRunner C2 framework abuse legitimate, digitally signed GitLab CI runner binaries as persistent backdoors to execute commands via CI/CD pipelines.

The PoisonX threat actor utilizes a complex multi-stage attack chain involving DLL sideloading and vulnerable driver exploitation (BYOVD) to deploy a modular RAT with EDR-bypass capabilities.

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