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BumbleBee Used To Drop A Meterpreter Agent

November 15, 2022

The intrusion began with the delivery of an ISO file that contained an LNK and a DLL. The threat actors leveraged BumbleBee to load a Meterpreter agent and Cobalt Strike Beacons. They then performed reconnaissance, used two different UAC bypass techniques, dumped credentials, escalated privileges using a ZeroLogon exploit, and moved laterally through the environment.