The campaign spans npm, Packagist, Go, and Chrome, using obfuscated JavaScript loaders and VS Code tasks to deliver malware.
Lazarus Group concealed a four-module remote access toolkit inside six fake npm Rollup polyfill packages that fired at import ...
Malicious npm packages mimicking Rollup polyfill tooling steal browser data, crypto wallets, and AI tool credentials in a Lazarus-linked campaign.
Kaspersky says the attacks use phishing, GitHub-hosted payloads, CVE-2025-9491 LNK abuse, and Go2Tunnel-based tunneling.