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Three Paste-Hosts, One HMAC Key, and 257 Azure Subdomains โ€” Inside the 'edit_phone_number' Tech-Support-Scam Kit Targeting Japan

๐Ÿ“… May 3, 2026 ๐Ÿ“ฐ intel.breakglass.tech ๐Ÿ” 0 CVE(s) referenced

A Japanese-language tech-support scam kit targeting hundreds of Azure-hosted subdomains uses a single hardcoded HMAC key and rapidly-rotating phone numbers fetched from operator-controlled paste-hosts, making the entire campaign globally disruptable by blocking just three backend domains.

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