Analysis

  • max time kernel
    90s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-01-2024 22:51

General

  • Target

    2024-01-28_83d27da54cfb01694024fc85695742d3_ryuk.exe

  • Size

    1.9MB

  • MD5

    83d27da54cfb01694024fc85695742d3

  • SHA1

    c58df1a64b8107401de7ff5f51e3003cf97120eb

  • SHA256

    912e0f10cb1d30a09add6e67895e4a2bae3fa95d4f93a9f1f8c53ef6be877888

  • SHA512

    d2f31d9f782816af646874efa853b543de937dec49a13ec27bb990d49e8a3ea7ced2109f51f4203db3ec1c20872055b530683ac6d246fd4f899efc42d18ca60e

  • SSDEEP

    24576:j6V6CC/AyqGizWCaFbyzt/sBlDqgZQd6XKtiMJYiPU:j6csGizWCaFbO/snji6attJM

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-01-28_83d27da54cfb01694024fc85695742d3_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-28_83d27da54cfb01694024fc85695742d3_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2684

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2684-0-0x0000000140000000-0x00000001401EF000-memory.dmp

    Filesize

    1.9MB

  • memory/2684-7-0x0000000000510000-0x0000000000570000-memory.dmp

    Filesize

    384KB

  • memory/2684-1-0x0000000000510000-0x0000000000570000-memory.dmp

    Filesize

    384KB

  • memory/2684-11-0x0000000000510000-0x0000000000570000-memory.dmp

    Filesize

    384KB

  • memory/2684-13-0x0000000140000000-0x00000001401EF000-memory.dmp

    Filesize

    1.9MB