Cyfirma Emergence of New Ransomware Variants: Bactor, ChickenKiller, and Midnight
Article Content
Browse articles 
Multiple ransomware strains, including Bactor, ChickenKiller, and Midnight, have been identified by CYFIRMA Research and Norton. Bactor and ChickenKiller ransomware target Windows systems, while Midnight ransomware has been partially decrypted due to a vulnerability in its encryption. Organizations across various industries are at risk from these evolving threats.
Ask AI about this cluster
Answers cite the sources they use
Updated 218d ago How this analysis works
More articles in this cluster (7)
Following this threat?
Track Babuk in your own feed — you're alerted when they show up in new reporting, leak sites or exploitation.
Free account · no card needed
Continue Reading
Critical Zero-Day Exploited in BeyondTrust Remote Support by China-linked Group A critical vulnerability in BeyondTrust Remote Support, tracked as CVE-2026-102764 with a CVSS score of 9.3, has been exploited by the China-linked espionage group Armory Castle since August 29, 2026. This flaw allows unauthenticated remote attackers to perform file operations, gaining root control and access to… 
Silent Lynx Targets CIS Governments via WinRAR Exploit The threat actor Silent Lynx has launched a series of attacks against government organizations in the Commonwealth of Independent States (CIS) from June 2025 to August 2026. These attacks exploit a vulnerability in WinRAR (CVE-2025-8088) to deploy reverse shells, including FoalShell and PickleShell, facilitating…