kyber Ransomware

Kyber is a recently identified ransomware group using sophisticated hybrid encryption (AES-256-CTR with X25519 and Kyber1024), operating Tor-based communication channels and employing double-extortion with free partial decryption offered to build negotiation trust, discovered through underground forum monitoring in 2025.

Vulnerabilities cited for this group

CVEs associated with the group by ransomware.live. Records not yet published here appear without a link.

No CVE associated with this group in the sources.