Error 524 Decoy: Unmasking a Global Smishing Operation Hiding Behind Error Pages

Reported 03 Jun 2026 by otx · Severity: medium

A sophisticated smishing and phishing operation active since the second half of 2025 has impersonated over 267 brands across 72 countries, with particular concentration in Latin America. The campaign generated 4,389 phishing domain instances, with Mexico accounting for 1,851 case