Analytics Alerts

Browse the Cortex analytics alert reference.

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3 alerts match the current filters. technique: T1621 ✕

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  • A user attempted to bypass Okta MFA Low Identity Threat Module 1 variation

    A user may have attempted to bypass Okta MFA.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Day
    ATT&CK tactics: Credential Access (TA0006)
    ATT&CK techniques: Modify Authentication Process (T1556) Multi-Factor Authentication Request Generation (T1621)
    Required data: Okta Audit Log
    Detector tags: Okta Audit Analytics
    Attacker's goals: An attacker is attempting to gain access to an account secured with MFA.
    Investigative actions: Contact the user who attempted to bypass MFA and ensure the request was legitimate. Check if the user successfully authenticated after the event.

    Variations

    A successful bypass of Okta MFA

    Low overridden

    Suspicious MFA bypass attempt in Okta. overridden

  • AWS console login without MFA Informational Cloud

    An identity logged in to the AWS console without MFA.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    5 Days
    ATT&CK tactics: Initial Access (TA0001) Persistence (TA0003) Credential Access (TA0006)
    ATT&CK techniques: Valid Accounts: Cloud Accounts (T1078.004) Account Manipulation: Additional Cloud Credentials (T1098.001) Multi-Factor Authentication Request Generation (T1621)
    Required data: AWS Audit Log
    Attacker's goals: Bypassing multifactor authentication controls to gain unauthorized access to the cloud environment.
    Investigative actions: Determine why MFA was not enforced and whether MFA was ever enabled. Track any subsequent activity performed by the identity after the login to identify potential misuse.
  • Multiple Okta MFA requests sent to a user Informational Identity Analytics 1 variation

    Multiple SSO MFA attempts were sent to the user. This may indicate an MFA fatigue attack.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    30 Minutes
    Deduplication:
    1 Day
    ATT&CK tactics: Credential Access (TA0006) Resource Development (TA0042)
    ATT&CK techniques: Compromise Accounts (T1586) Multi-Factor Authentication Request Generation (T1621)
    Required data: Okta
    Attacker's goals: An attacker is attempting to gain access to an account secured with MFA.
    Investigative actions: Verify the reasoning behind the MFA request rejections. Follow further actions performed by the user.

    Variations

    Multiple Okta MFA requests sent to a user with unusual characteristics

    Low overridden

    Multiple SSO MFA attempts were sent to the user. This may indicate an MFA fatigue attack. overridden