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    All Detections

    Susp Brushlogger Fake Libcurl Sideloader

    avatar
    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/)
    Tim Peck@timpeck
    •updated Mar 27, 2026•0•36

    Detects malicious DLLs masquerading as libcurl.dll by identifying a low number of curl_easy_* exports combined with BRUSHLOGGER keylogger string artifacts. Designed to catch DLL side-loading attempts.

    YARA

    Tags

    T1574.001 - DLLT1036.005 - Match Legitimate Resource Name or LocationTA0003 - PersistenceTA0004 - Privilege EscalationTA0005 - Defense EvasionFile Executable DetectedMalware DetectedWindowsAPTKEYLOGGERFILEDLL_SIDELOADING

    Found in

    • Analysis of BRUSHWORM Backdoor and BRUSHLOGGER KeyloggerLast updated Mar 27, 2026

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