Microsoft disrupts Chinese-language phishing kits behind 1bn scam messages
The services sold fraudulent accounts and thousands of templates impersonating banks, police and parcel firms. The investigation began with an alert from Japan’s police, and the seizure came under a Florida court order.
Via TNW | Security

Microsoft and Health-ISAC have seized and redirected domains behind three Chinese-language cybercrime services, YAM Store, CoGUI and Iron Man, Microsoft said on Wednesday. Since January 2026, the three services enabled more than 1bn malicious messages targeting over 75,000 organisations worldwide.
More than 750 million of those messages targeted Microsoft customers, the company said. They targeted consumers, healthcare groups, banks and other businesses in more than 150 countries. They generated tens of millions of dollars for the services’ operators.
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