`postcss-optimizer`

postcss-optimizer is an npm package that one published source reports in connection with Contagious Interview activity, which public reporting attributes to North Korea (DPRK). It is cited here from Socket. The report is dated 2025-01-29.

npm package Contagious Interview CURATED Taken down checked 2026-10-01

OSV advisories

MAL-2025-4014 published 2025-05-19 Malicious code in postcss-optimizer (npm)

First seen 2025-01-29 · last seen 2025-01-29

Source

Malicious npm package published under the registry alias 'yolorabbit', impersonating the widely-used 'postcss' library. Contained BeaverTail, which harvests browser-stored credentials, Solana wallet private keys, and macOS keychain data.
North Korean APT Lazarus Targets Developers with Malicious npm Package — Socket · published 2025-01-29 · pulled 2026-08-13

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Related indicators

Cited by the same report: North Korean APT Lazarus Targets Developers with Malicious npm Package

Socket lists 6 other indicators in this source.