Lumma Stealer Leverages Browser Fingerprinting for Data Theft and Stealthy C2 Communications

Lumma Stealer Leverages Browser Fingerprinting for Data Theft and Stealthy C2 Communications

Following the doxxing of Lumma Stealer’s alleged core members last month, the notorious infostealer initially experienced a significant decline in activity as customers migrated to rival platforms like Vidar and StealC. However, recent telemetry data reveals a concerning resurgence of Lumma Stealer operations beginning the week of October 20, 2025, accompanied by sophisticated new capabilities […]

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