Elastic Security Detection Rules

Stolen Credentials Used to Login to Okta Account After MFA Reset

Last updated 5 days ago on 2024-09-23
Created a year ago on 2023-11-09

About

Detects a sequence of suspicious activities on Windows hosts indicative of credential compromise, followed by efforts to undermine multi-factor authentication (MFA) and single sign-on (SSO) mechanisms for an Okta user account.
Tags
Tactic: PersistenceUse Case: Identity and Access AuditData Source: OktaData Source: Elastic DefendRule Type: Higher-Order RuleDomain: EndpointDomain: Cloud
Severity
high
Risk Score
73
MITRE ATT&CK™

Persistence (TA0003)(opens in a new tab or window)

↳ Modify Authentication Process (T1556)(opens in a new tab or window)

False Positive Examples
A Windows administrator may have triggered a low-fidelity credential access alert during a legitimate administrative action. Following this, the administrator may have reset the MFA credentials for themselves and then logged into the Okta console for AD directory services integration management.
License
Elastic License v2(opens in a new tab or window)

Definition

Rule Type
Event Correlation Rule
Integration Pack
Prebuilt Security Detection Rules
Index Patterns
filebeat-*logs-okta*.alerts-security.*logs-endpoint.events.*
Related Integrations

endpoint(opens in a new tab or window)

okta(opens in a new tab or window)

Query
sequence by user.name with maxspan=12h
    [any where host.os.type == "windows" and signal.rule.threat.tactic.name == "Credential Access"]
    [any where event.dataset == "okta.system" and okta.event_type == "user.mfa.factor.update"]
    [any where event.dataset == "okta.system" and okta.event_type: ("user.session.start", "user.authentication*")]

Install detection rules in Elastic Security

Detect Stolen Credentials Used to Login to Okta Account After MFA Reset in the Elastic Security detection engine by installing this rule into your Elastic Stack.

To setup this rule, check out the installation guide for Prebuilt Security Detection Rules(opens in a new tab or window).