Buzzing in the Background: BumbleBee, a New Modular Backdoor Evolved From BookWorm

In March 2021, we investigated a backdoor with a unique modular architecture and called it BumbleBee due to a string embedded in the malware. However, in our recent investigations, we have discovered a controller application that expands its capabilities.

Article Link: BumbleBee a New Modular Backdoor Evolved From BookWorm