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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@timpeck11 days ago

75 intel reports

Earth Sirrush (UAC-0099) utilizes evolving .NET malware, steganographic delivery, and trojanized applications to target Ukrainian government and logistics sectors for long-term espionage.

Russian state actor Star Blizzard is conducting large-scale phishing campaigns against Ukraine-aligned organizations using a novel malware delivery technique called RedFlick to deploy the CosmicPulse backdoor.

Unattributed threat actors are leveraging legitimate MSP360 RMM and ConnectWise ScreenConnect installers via phishing to establish persistent remote access and deploy post-compromise tools.

An ongoing malicious npm campaign involving 'indexed-btree' and other packages bypasses lifecycle script defenses by burying loaders in runtime prototype methods and using Ethereum smart contracts for C2.

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