Cybersecurity researchers have discovered a malicious package on the npm package registry that masquerades as a library for detecting vulnerabilities in Ethereum smart contracts but, in reality, drops an open-source remote access trojan called Quasar RAT onto developer systems.
The heavily obfuscated package, named ethereumvulncontracthandler, was published to npm on December 18, 2024, by a user

Cybersecurity researchers have discovered a malicious package on the npm package registry that masquerades as a library for detecting vulnerabilities in Ethereum smart contracts but, in reality, drops an open-source remote access trojan called Quasar RAT onto developer systems.
The heavily obfuscated package, named ethereumvulncontracthandler, was published to npm on December 18, 2024, by a user