A coordinated social-engineering campaign observed in late June 2026 combined email phishing with an abused Microsoft Teams cross‑tenant chat to deliver a sophisticated EtherRAT implant via a malicious MSI loader. Initial access began with a targeted email masquerading as internal communication: an “Employee Survey” HTML message containing a PDF lure. When the victim opened the […]

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Mayura Kathir

Source: gbHackers
Source Link: https://gbhackers.com/hackers-abuse-cross-tenant-teams-chat/