Qilin, the Russian cyber crime gang behind the ransomware attack on NHS suppliers which crippled major London hospitals this week, has a track record of cyber attacks spanning medical ...

The Qilin ransomware gang has claimed responsibility for the attack at Lee Enterprises that disrupted operations on February 3, leaking samples of data they claim was stolen from the company.

Microsoft says a North Korean hacking group tracked as Moonstone Sleet has deployed Qilin ransomware payloads in a limited number of recent attacks. "Since late February 2025, Microsoft has ...