Intel Exchange

Browse public community intelligence reports, source analysis, and threat research.

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.

avatar
Tim Peck@timpeck13 hours ago

25 intel reports

Direwolf is an emerging ransomware group using custom Golang-based malware and double-extortion tactics to target global organizations, particularly in the manufacturing and technology sectors.

Nova is a Rust-based Ransomware-as-a-Service that employs extensive Microsoft Defender evasion, process termination of security tools, and hybrid encryption to target multiple sectors globally.

The Qilin (aka Agenda) ransomware group is exploiting a critical Palo Alto Networks authentication bypass vulnerability (CVE-2026-0257) to gain initial access and deploy ransomware via credential-driven lateral movement.

ACR Stealer (formerly Amatera Stealer) employs ClickFix social engineering, WebDAV delivery, and steganography to steal browser credentials and sensitive documents from Windows and macOS environments.

Attackers can abuse the legitimate Windows Bind Filter driver (bindflt.sys) to virtualize file paths, allowing malicious code to masquerade as trusted system files and blind EDR sensors.

The Chinese cybercrime subgroup CylindricalCanine, part of GoldenEyeDog, targets financial organizations and certificate providers using a modified Gh0st RAT and sophisticated code-signing certificate theft.

Page 2 of 3