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    All Detections

    Oysterloader Scheduled Task Creation

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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/)
    Daniel Jeremiah@daniyyell
    •updated Feb 14, 2026•1•0•55

    OysterLoader uses a Windows scheduled task to keep itself running. It creates a task with a name that looks like a normal security or updater tool, so it blends in. The task runs repeatedly in the background, helping the malware come back even after a restart and making it harder to notice or remove.

    YARA-L

    Tags

    T1053.005 - Scheduled TaskT1218.011 - Rundll32T1071 - Application Layer ProtocolTA0011 - Command and ControlTA0002 - ExecutionTA0003 - PersistenceTA0004 - Privilege EscalationTA0005 - Defense EvasionScheduled Task CreatedCommand ExecutionNetwork ConnectionHTTP RequestWindowsWindows Eventlog SecurityWindows Task Scheduler ServiceZeek IDS

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