Fake Job Recruiters Hid Malware In Developer Coding Challenges (bleepingcomputer.com) 25
In one case highlighted in the ReversingLabs report, a package named 'bigmathutils,' with 10,000 downloads, was benign until it reached version 1.1.0, which introduced malicious payloads. Shortly after, the threat actor removed the package, marking it as deprecated, likely to conceal the activity... The RAT checks whether the MetaMask cryptocurrency extension is installed on the victim's browser, a clear indication of its money-stealing goals...
ReversingLabs has found multiple variants written in JavaScript, Python, and VBS, showing an intention to cover all possible targets.
The campaign has been ongoing since at least May 2025...