Suspicious heavy allocation of compute resources - possible mining activity

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-06-04
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

Medium

Description

An identity allocated an unusual heavy compute resource, suspected as mining activity.
Heavy machines normally have a high amount of CPU cores or attached with GPU, which are targeted by adversaries to mine Cryptocurrency.

Attacker's Goals

Leverage cloud compute resources to earn virtual currency.

Investigative actions

  • Check the identity created resources and its legitimacy.
  • Look for any unusual behavior originated from the suspected identity, and check if they're compromised, e.g. Access key, Service account, etc.

Variations

Suspicious heavy allocation of compute resources - possible mining activity

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Low

Description

An identity allocated an unusual heavy compute resource, suspected as mining activity.
Heavy machines normally have a high amount of CPU cores or attached with GPU, which are targeted by adversaries to mine Cryptocurrency.

Attacker's Goals

Leverage cloud compute resources to earn virtual currency.

Investigative actions

  • Check the identity created resources and its legitimacy.
  • Look for any unusual behavior originated from the suspected identity, and check if they're compromised, e.g. Access key, Service account, etc.


Suspicious heavy allocation of compute resources - possible mining activity

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

High

Description

An identity allocated an unusual heavy compute resource, suspected as mining activity.
Heavy machines normally have a high amount of CPU cores or attached with GPU, which are targeted by adversaries to mine Cryptocurrency.

Attacker's Goals

Leverage cloud compute resources to earn virtual currency.

Investigative actions

  • Check the identity created resources and its legitimacy.
  • Look for any unusual behavior originated from the suspected identity, and check if they're compromised, e.g. Access key, Service account, etc.


Suspicious heavy allocation of compute resources - possible mining activity

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Medium

Description

An identity allocated an unusual heavy compute resource, suspected as mining activity.
Heavy machines normally have a high amount of CPU cores or attached with GPU, which are targeted by adversaries to mine Cryptocurrency.

Attacker's Goals

Leverage cloud compute resources to earn virtual currency.

Investigative actions

  • Check the identity created resources and its legitimacy.
  • Look for any unusual behavior originated from the suspected identity, and check if they're compromised, e.g. Access key, Service account, etc.