http://tweedgbwjchsbiofbshntdnkkehlsuehkdkglu4jpr4fli5du33444qd.onion/2020/extensions-the-next-generation-of-malware/help-for-users
In brief, a malware operator has started approaching developers of popular Chrome Web Store extensions, which have: Permission to read and modify all data on all sites (ex. adblockers, development tools). A long malware-free existence (years). High ratings (generally, >4.0). Hundreds of thousands of active installations.