The following is the Jan. 4, 2021 Congressional Research Service In Focus report, Russian Cyber Units.
From the report
Russia has deployed sophisticated cyber capabilities to conduct disinformation, propaganda, espionage, and destructive cyberattacks globally. To conduct these operations, Russia maintains numerous units overseen by its various security and intelligence agencies. Russia’s security agencies compete with each other and often conduct similar operations on the same targets, making...
https://news.usni.org/2021/01/05/report-on-russian-cyber-units