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    CRPx0 Disguised PE DLL Download as WindowsUpdate.log

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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 25 days ago•0•0•0

    Detects the creation of a large file (exceeding 4MB) named 'WindowsUpdate.log' on the system. This behavior is indicative of a masquerading attempt where a malicious PE DLL is disguised with the extension of a known legitimate log file, a technique observed in the CRPx0 ClickFix lure to evade security inspection.

    YARA-L

    Tags

    T1036.005 - Match Legitimate Resource Name or LocationTA0005 - StealthFile CreationFile Executable DetectedWindowsWindows Sysmon

    Found in

    • CRPx0 ClickFix Ransomware Technical AnalysisLast updated Sep 9, 2026
    • CRPx0 ClickFix Ransomware Technical AnalysisLast updated Sep 9, 2026
    • CRPx0 ClickFix Ransomware Technical AnalysisLast updated Sep 9, 2026
    • CRPx0 ClickFix Ransomware Technical AnalysisLast updated Sep 9, 2026

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