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Nation-stateNov 4, 2026

APT29-Linked Hackers Hijack Web Analytics Script to Deliver iOS and Android Exploits

APT29 hijacks Ukrainian web analytics script to deliver iOS and Android exploits via watering hole attacks.

Russia-linked APT29 conducted a large-scale watering hole campaign targeting iOS and Android users by compromising websites and injecting malicious JavaScript into Plerdy SEO Tracker, a Ukrainian web analytics service. The injected code collects browser and device attributes to facilitate exploitation. This supply chain attack demonstrates APT29's sophisticated tactics in leveraging third-party services for widespread mobile device compromise.

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The lesson from this incident

Full lesson

APT29 compromised the Plerdy SEO Tracker, a third-party web analytics service, injecting malicious JavaScript that fingerprints and exploits iOS and Android visitors across any site using the script. This is a classic supply chain attack: by targeting one widely-used third-party component, attackers gained a multiplier effect, reaching potentially thousands of end users through trusted websites. The root cause is insufficient vetting, integrity verification, and monitoring of third-party scripts embedded in web properties. This matters because organisations often treat third-party analytics as low-risk, failing to apply the same security scrutiny they would to first-party code, creating a blind spot that sophisticated threat actors deliberately exploit.

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Indicators of Compromise

Extracted by AI from the linked source. Not reviewed by an editor. How this works

  • malware — APT29

Entities

APT29 (threat_actor)Plerdy SEO Tracker (product)Sekoia (vendor)iOS (technology)Android (technology)