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INCIDENT 412IntrusionLOW / UNDER REVIEWSourced

Impersonating IT support: how threat actors turn a remote session into enterprise-wide access

Microsoft Threat Intelligence observed a human-operated intrusion campaign that abuses Microsoft Teams external collaboration to impersonate IT support, gain remote access, and deploy a Node.js-based implant. Learn how attackers move from social engineering to lateral movement using legitimate tools, and how Microsoft Defender helps detect and disrupt the activity. The post Impersonating IT support: how threat actors turn a remote session into enterprise-wide access appeared first on Microsoft Security Blog .

Last evidence update
02 SEP 2026 · 22:51 UTC
Source count
1
Status
reported
Observation history

How this record has evolved as evidence accumulated.

03 SEP · 05:22 UTC
Initial report
Evidence