A law enforcement effort dubbed "Medusa" targeted malware deployed by Moscow's Federal Security Service, officials said Tuesday.

The group's first known activity in Ukraine after Russia's invasion registered dormant domains in order to obscure their attacks.

Multiple ongoing hacking efforts are either connected to or using the Russian military assault to target a wide range of entities.

The overlap isn't totally definitive, researchers say.

Cyber Command has a graphics company on hand to mock foreign hackers.

Despite a large body of public data on Turla techniques, the suspected Russian hackers keep breaching networks.

Turla has a knack for rewriting code and using it to steal state secrets.

When subtlety rather than brute force is required, analysts say Moscow calls on Turla.

Russian-linked hackers known as the Turla group have been piggybacking on Iranian hackers’ tools and infrastructure for years now to run their own attacks.

The group, also known as APT29 and the Dukes, was "able to fly under the radar for many years while compromising high-value targets, as before," according to…