CoGUI

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CoGUI phishing platform sent 580 million emails to steal credentials

A new phishing kit named ‘CoGUI’ sent over 580 million emails to targets between January and April 2025, aiming to steal account credentials and payment data. The messages impersonate major brands like Amazon, Rakuten, PayPal, Apple, tax agencies, and banks. The activity culminated in January 2025, where 170 campaigns sent 172,000,000 phishing messages to targets, but the following months maintained…