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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368 intel reports
The Vile Collective utilizes a Go-based ransomware that employs double extortion, HPKE-v1 encryption, and extensive anti-analysis techniques to target a wide range of global sectors.
Play Ransomware Group's custom Grixba infostealer has evolved from a monolithic tool to a modular, evasive scanner frequently deployed by DPRK-linked initial access brokers.
BQTLock ransomware utilizes a multi-stage PyInstaller-packed architecture, leveraging Remcos RAT for initial access and Discord/Telegram for covert command-and-control.
A multi-stage HTA-based loader uses VBScript and PowerShell to deploy the Lightlife RAT, targeting crypto wallets and establishing persistence via Russian infrastructure.
The Sauron ransomware operation utilizes a multi-stage toolkit, including Telegram Bot API for data exfiltration and professional-grade system profiling for double extortion.
DarkWatchman is a sophisticated, fileless JavaScript-based RAT that uses C# keyloggers and registry-based persistence to evade detection.
Russia's FSB-operated Gamaredon group leverages a modular VBScript and PowerShell arsenal targeting Ukraine through advanced persistence and multi-stage loading techniques.
Liushen is a Python-based ransomware framework that utilizes process hollowing, MBR modification, and extensive anti-analysis techniques to encrypt victim data and inhibit recovery.
Hannibal Stealer is a sophisticated .NET-based information harvester and cryptocurrency stealer that utilizes DLL injection, Telegram-based C2, and clipboard hijacking to target browser data, VPN configurations, and crypto wallets.
The UNK_DeadDrop threat actor targets developers with fake recruitment and code review phishing campaigns to deploy cross-platform malware for cryptocurrency theft.