Log4J exploitation attempt against cloud hosted resources

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

N/A (single event)

Deduplication Period

5 Days

Required Data

  • Requires one of the following data sources:
    • AWS Audit Log
      OR
    • Azure Audit Log
      OR
    • Gcp Audit Log

Detection Modules

Cloud

ATT&CK Tactic

ATT&CK Technique

Severity

Informational

Description

Possible log4j library exploitation leveraging known protocols for command execution.

Attacker's Goals

Gaining read/write access to exposed services.

Investigative actions

  • Investigate the affected services for abnormal activity.
  • Check if the requested services are being logged using log4j.
  • Check what other actions were made by the caller ip or host in the payload.

Variations

Log4J exploitation attempt against publicly accessible cloud hosted resources

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Low

Description

Possible log4j library exploitation leveraging known protocols for command execution.

Attacker's Goals

Gaining read/write access to exposed services.

Investigative actions

  • Investigate the affected services for abnormal activity.
  • Check if the requested services are being logged using log4j.
  • Check what other actions were made by the caller ip or host in the payload.