Security News > 2024 > January > Russian hackers wiped thousands of systems in KyivStar attack

The Russian hackers behind a December breach of Kyivstar, Ukraine's largest telecommunications service provider, have wiped almost all systems on the telecom operator's network.
Following the incident, Kyivstar's CEO and the SSU suggested that Russian hackers may have been involved, given the ongoing conflict between Ukraine and Russia.
One day later, the attack was claimed by Russian hackers from the Solntsepek group.
An October report from Ukraine's Computer Emergency Response Team revealed that Russian Sandworm hackers breached the networks of 11 Ukrainian telecom service providers since May 2023.
Russian military hackers target Ukraine with new MASEPIE malware.
Russian hackers use Ngrok feature and WinRAR exploit to attack embassies.
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