Cloud impersonation attempt by unusual identity type

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
    • Gcp Audit Log

Detection Modules

Cloud

ATT&CK Tactic

Initial Access (TA0001)

ATT&CK Technique

Valid Accounts (T1078)

Severity

Informational

Description

A suspicious identity type has attempted to impersonate another identity.

Attacker's Goals

  • Escalate privileges to bypass access controls
  • Avoid detection throughout their compromise.

Investigative actions

  • Check the identity's designation.
  • Verify that the identity did not perform sensitive operation on behalf of the impersonated identity.

Variations

Successful cloud impersonation by an unusual identity type

Synopsis

ATT&CK Tactic

Initial Access (TA0001)

ATT&CK Technique

Valid Accounts (T1078)

Severity

Medium

Description

A suspicious identity type has successfully impersonated another identity.

Attacker's Goals

  • Escalate privileges to bypass access controls
  • Avoid detection throughout their compromise.

Investigative actions

  • Check the identity's designation.
  • Verify that the identity did not perform sensitive operation on behalf of the impersonated identity.