Tunneling and/or Port Forwarding Detected via Defend for Containers
This rule detects the use of tunneling and/or port forwarding tools inside a container. This could indicate a threat actor is using these tools to communicate with a C2 server, is attempting to exfiltrate data from…
Description
This rule detects the use of tunneling and/or port forwarding tools inside a container. This could indicate a threat actor is using these tools to communicate with a C2 server, is attempting to exfiltrate data from the container, or is attempting to pivot within the container network.
Detection logic
Its licence does not clear it for publishing here
Sunturai publishes a detection's own text where the licence it arrived under has been reviewed and permits it, and Elastic License 2.0 has not. The query as its source wrote it, its canonical form and the hash that pins this revision are in the workspace record.
Detection requirements
- Platform
- ESXiLinuxmacOSNetwork DevicesWindows
The rule states no platform. This is derived from the 2 ATT&CK techniques it maps to.
- Log source category
- event_index
MITRE ATT&CK mappings
0 exclusive techniques.This is coverage no other published rule has; it is not this rule's total technique count.
References
| Reference | Cited by |
|---|---|
| flare.io/learn/resources/blog/teampcp-cloud-native-ransomware | 13 |
From the source
- At source
- Open at source
- Upstream identifier
- 9d94d61b-9476-41ff-a8d3-3d24b4bb8158
- Tagged by the source as
- Data Source: Elastic Defend for ContainersDomain: ContainersNoise: UnknownOS: LinuxPerformance: NormalPlatform: LinuxResources: Investigation GuideRule Type: Event Correlation (EQL)Tactic: Command and ControlThreat: Protocol TunnelingUse Case: Threat Detection
Licence
- Published under
- Elastic License 2.0Read the licence
- Attribution
- Required
Authorship
- Written by
- Published
- Sep 20, 2026
- Version
- 3