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New North Korean campaign uses fake coding interviews to steal developer credentials

By Daniel Stepanic

Excerpt

Elastic Security Labs found a new Contagious Interview campaign, tracked as REF9403, hiding malware inside SVG image files using steganography. To our knowledge, this specific infection chain has not been previously documented. We found it after the DPRK-aligned group targeted our own community Slack workspace with a fake job posting and a "coding challenge" project.

Any user who ran the project ended up with a four-stage payload aligned with OTTERCOOKIE: a browser credential and crypto wallet stealer, a file stealer, a Socket.IO-based re…

The opening of the report, shown for reference. The full report, with its figures and indicators, is published by Elastic Security Labs on elastic.co.

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