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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94 intel reports
A malicious LNK file disguised as an OIC invitation uses PowerShell to download an archive that installs PlugX via DLL side-loading through a Jarte-derived application.
Kimsuky (APT-C-55) utilizes multi-stage PowerShell and C# malware delivered via disguised installers to target South Korean institutions for intelligence theft.
Transparent Tribe (APT-C-56) utilizes ISO/ZIP-based lure files and LNK execution chains to deploy CrimsonRAT and a custom Golang-based remote access trojan against Indian and South Asian targets.
LausivLoader utilizes a multi-stage infection chain involving JavaScript, PowerShell, and .NET, leveraging environment variable inheritance for inter-process data handoff and steganography to deliver final payloads.
China-aligned actor FamousSparrow is targeting Latin American governments with SparroWocky, a sophisticated C++ backdoor featuring advanced anti-analysis and modular execution capabilities.
The REF9334 threat group utilizes the KREMLIN toolkit to install malicious browser extensions on Chrome and Edge, leveraging Ethereum smart contracts as dead-drop resolvers to target Brazilian banking users.
AsyncRAT is delivered through a complex five-stage infection chain involving obfuscated PowerShell, a signed AutoIT interpreter, and memory-only .NET loaders to evade detection.
The Kimsuky group is deploying a new multi-stage LNK malware campaign targeting South Korean financial sectors using GitHub, Dropbox, and WordPress as functional C2 channels.
Russia-aligned threat actor UAC-0099 is using the GuardBreaker technique to trip AI safety guardrails and blind automated malware analysis tools targeting Ukrainian critical infrastructure.
Kimsuky leverages AI agents like opencode and HeadlessChrome to mass-produce decoy documents while evolving its GitHub-based LNK execution framework with enhanced evasion and persistence.