[Dragonfly](https://attack.mitre.org/groups/G0035) is a cyber espionage group that has been attributed to Russia's Federal Security Service (FSB) Center 16.(Citation: DOJ Russia Targeting Critical Infrastructure March 2022)(Citation: UK GOV FSB Factsheet April 2022) Active since at least 2010, [Dragonfly](https://attack.mitre.org/groups/G0035) has targeted defense and aviation companies, government entities, companies related to industrial control systems, and critical infrastructure sectors worldwide through supply chain, spearphishing, and drive-by compromise attacks.(Citation: Symantec Dragonfly)(Citation: Secureworks IRON LIBERTY July 2019)(Citation: Symantec Dragonfly Sept 2017)(Citation: Fortune Dragonfly 2.0 Sept 2017)(Citation: Gigamon Berserk Bear October 2021)(Citation: CISA AA20-296A Berserk Bear December 2020)(Citation: Symantec Dragonfly 2.0 October 2017)
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