A contained process attempted to escape using the 'notify on release' feature

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-06-18
Category
Analytics Alert Reference
Order
Alert name

Synopsis

Activation Period

14 Days

Training Period

30 Days

Test Period

1 Hour

Deduplication Period

1 Day

Required Data

  • Requires:
    • XDR Agent with eXtended Threat Hunting (XTH)

Detection Modules

ATT&CK Tactic

Privilege Escalation (TA0004)

ATT&CK Technique

Escape to Host (T1611)

Severity

Medium

Description

A contained process attempted to escape the host by leveraging the Docker's 'notify on release' feature.
The calling process modified relevant files that might trigger a command on the host.

Attacker's Goals

Execute arbitrary commands on the host and gain a larger foothold.

Investigative actions

  • Check which commands were executed on the host afterward.
  • Look for the root cause of the execution within the container.
  • Examine the release_agent script content on the container.

Variations

A contained process attempted to escape using the 'notify on release' feature

Synopsis

ATT&CK Tactic

Privilege Escalation (TA0004)

ATT&CK Technique

Escape to Host (T1611)

Severity

Medium

Description

A contained process attempted to escape the host by leveraging the Docker's 'notify on release' feature.
The calling process modified relevant files that might trigger a command on the cloud host.

Attacker's Goals

Execute arbitrary commands on the host and gain a larger foothold.

Investigative actions

  • Check which commands were executed on the host afterward.
  • Look for the root cause of the execution within the container.
  • Examine the release_agent script content on the container.