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GlassWorm attack installs fake browser extension for surveillance

GlassWorm hides inside developer tools. Once it’s in, it steals data, installs remote access malware, and even a fake browser extension to monitor activity. While it starts with developers, the impact can quickly spread. With stolen credentials, access tokens, and compromised tools, attackers can launch wider supply chain attacks, putting companies and everyday users at risk. How the infection starts GlassWorm is usually distributed through developer channels. That means that programmers get their systems compromised by downloading malicious packages from code repositories like npm, GitHub, PyPI, and so on. These can be new malicious packages or altered packages from once-trusted, but now compromised, accounts. The developer installs or updates a trusted or popular npm/PyPI package or VS…

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Source
malwarebytes.com
Published
Mar 26, 2026
Mentions
11
language: en