Look What You Made Me Do: TA453 Uses Multi-Persona Impersonation to Capitalize on FOMO

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Joshua Miller, Kyle Eaton and Alexander Rausch

Key Takeaways

In mid-2022, TA453 deployed a social engineering impersonation technique informally called Multi-Persona Impersonation in which the threat actor uses at least two actor-controlled personas on a single email thread to convince targets of the legitimacy of the campaign.

This is an intriguing technique because it requires more resources be used per target—potentially burning more personas—and a coordinated approach among the various pe…

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