Nimbus Manticore Expands Toolset With TWOSTROKE-Like Backdoor and SSH Tunneler
- Posted on August 26, 2026
- By The Hacker News
- 1 Views
- 1 min read
In brief
Security researchers at Group-IB have identified an expanded threat campaign attributed to Nimbus Manticore, revealing sophisticated attack infrastructure spanning European and Middle Eastern regions. The discovery includes a newly developed SSH tunneling utility and a C++ backdoor variant mirroring TWOSTROKE functionality. This evolution demonstrates the group's technical advancement and persistent focus on maintaining covert network access for espionage and data exfiltration operations.
Summary auto-generated by AI from the original publisher's content. Editorial standards.
Nimbus Manticore Expands Toolset With TWOSTROKE-Like Backdoor and SSH Tunneler
Group-IB uncovers new Nimbus Manticore infrastructure, an SSH tunneler, and a TWOSTROKE-like C++ backdoor across Europe and the Middle East.
