ngrok
Named by 7 kept items in this workspace.
Search every workspace for ngrok. It matches the name as written, so it can find other things that share it.
The items that name it 7
legitimate service abused to exfiltrate ZIP archives
Tunneling utility noted by CISA as used by Akira affiliates to establish C2 communications and bypass perimeter monitoring
Named in CISA's Akira advisory as used for tunneling
Secure tunneling service abused by NJRAT for command-and-control (connects to 7.tcp.eu.ngrok[.]io:12684).
Legitimate tunneling utility, used in this case by attackers to tunnel protocols out of a network and expose internal services (like RDP or VNC) to the internet, run persistently via NSSM
Used in the PoC to expose the local malicious server so Kiro would fetch it as an unfamiliar external site
Used by the threat actor as C2 infrastructure/tunneling service (caliber-spinner-finishing.ngrok-free.dev) to receive exfiltrated data
All technologies in this workspace.