GhostPoster Malware Campaign — Campaign Analysis & Threat Activity

Related Threat Clusters

• 17 Malicious Chrome Extensions in GhostPoster Campaign Compromise User Data

  Cybercriminals have distributed 17 malicious browser extensions across Chrome, Firefox, and Edge, with over 840,000 installations. The GhostPoster campaign, active since at least 2020, utilized deceptive names to…

  3 articles · Updated January 19, 2026

Recent Intelligence Reports

• GhostPoster Malware Campaign Targets Chrome Users via 17 Malicious Extensions — Cyberpress · January 19, 2026

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