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    Campaign with randomly named attachments

    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/)
    Azure Sentinel@AzureSentinel
    •updated Jun 17, 2025•1•0•16

    In this detection,we hunt for emails with randomly named attachment names from the same sender to multiple recipients

    Microsoft Sentinel (KQL)

    Tags

    T1566 - PhishingTA0001 - Initial AccessT1566.001 - Spearphishing AttachmentEmail SentEmail ReceivedEmail Phishing DetectedOffice 365M365 Unified Audit Logkqltactic:InitialAccesstechnique:T1566

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