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    Conditional Access Policy Modified Near New Auth Method Policy Change

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    GlassDiceBearhttps://www.dicebear.comhttps://creativecommons.org/publicdomain/zero/1.0/„Glass” (https://www.dicebear.com) by „DiceBear”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
    Ibrahim Saud@tektrix
    •updated Sep 23, 2026•0•0•3

    Detects modifications or additions to Conditional Access policies or External Authentication Methods in Azure AD/Entra ID. These changes could be indicative of an adversary attempting to bypass multi-factor authentication or establish persistence by weakening authentication controls.

    Sigma

    Tags

    T1556 - Modify Authentication ProcessT1098 - Account ManipulationT1556.009 - Conditional Access PoliciesTA0003 - PersistencePolicy ChangeAdmin ActivityAzureSaas ApplicationAzure Activity LogsM365 Unified Audit Logattack.t1556attack.t1098attack.t1556.009

    Found in

    • TrustSink: Persistent Credential Capture via Rogue MFA ProvidersLast updated Sep 23, 2026
    • TrustSink: Rogue MFA Provider Credential PhishingLast updated Sep 23, 2026
    • TrustSink: Rogue MFA Provider Credential PhishingLast updated Sep 23, 2026
    • TrustSink: Rogue MFA Provider Credential PhishingLast updated Sep 23, 2026
    • TrustSink: Rogue MFA Provider Credential PhishingLast updated Sep 23, 2026

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