Frequency
7
occurrences
First Seen
November 4, 2025
Last Seen
April 25, 2026
Related Threat Clusters
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Kyber Ransomware Targets Windows and VMware ESXi Systems
The Kyber ransomware group has launched a coordinated attack targeting both Windows file servers and VMware ESXi systems. In March 2026, cybersecurity firm Rapid7 analyzed two variants of the ransomware deployed in the…
3 articles · Updated April 22, 2026 -
Record Surge in Software Supply Chain Attacks and Ransomware in October 2025
In October 2025, software supply chain attacks reached a record high, with 41 incidents reported, marking a 30% increase from previous peaks. Threat actors have been increasingly active on dark web leak sites, with…
3 articles · Updated November 7, 2025 -
Ransomware Group Kyber Uses Post-Quantum Claims to Intimidate Victims
The ransomware group Kyber has emerged, utilizing claims of post-quantum cryptography to enhance psychological pressure on victims. This malware, which has been active since at least September 2025, employs the ML-KEM…
2 articles · Updated April 24, 2026
Recent Intelligence Reports
- Tr Kyber Ransomware Double Trouble Windows Esxi Attacks Explained — www.rapid7.com · April 25, 2026
- Ransomware groups are using "post-quantum" hype to intimidate victims — Techspot · April 24, 2026
- In a first, a ransomware family is confirmed to be quantum-safe — Ground.News · April 24, 2026
- Kyber ransomware gang toys with post — Bleepingcomputer · April 22, 2026
- Kyber Ransomware Targets Windows and ESXi — Socprime · April 22, 2026
- Software supply chain attacks surge, as ransomware groups escalate and industrial sectors ... — Industrialcyber.Co · November 7, 2025
- Software Supply Chain Attacks Set Records in October — Thecyberexpress · November 4, 2025