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    Registry Run key added to force format of C: drive

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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/)
    Subhankar H@Andrewsec57
    •updated Aug 31, 2026•0•0•3

    Detects the use of reg.exe to modify a Windows Run registry key to execute a destructive 'format C:' command upon system startup, indicative of wiper-style malware activity.

    Sigma

    Tags

    T1485 - Data DestructionT1561 - Disk WipeT1561.002 - Disk Structure WipeT1547.001 - Registry Run Keys / Startup FolderTA0040 - ImpactTA0003 - PersistenceProcess CreationRegistry Value SetWindowsWindows SysmonWindows Eventlog Securityattack.t1485attack.t1561attack.t1561.002

    Found in

    • Stealer/1.0 Hybrid Infostealer and Destructive WiperLast updated Aug 31, 2026

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