Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/02/2024, 09:10

General

  • Target

    2024-02-22_e4902cada06a5a3fb69d555291a2995c_ryuk.exe

  • Size

    1.8MB

  • MD5

    e4902cada06a5a3fb69d555291a2995c

  • SHA1

    aed4536578bb7bf07a6734bd03290cf9eec929a7

  • SHA256

    f9893ede7af4421328104d08c4fa39e95190c0154a623145ea22dbd03b6fb96d

  • SHA512

    335a22920b186bce0a1d38d9a9abf2f263fcf0bd6b81cd33f3e0d95589bd3a5de98fb34cc6205388439f3dfec15e079face0446e2331463e11aac612a3da89e3

  • SSDEEP

    24576:KKjdRz0DzOswhCw+5fCpmALmQjdjIucF93i0Mg07hSdBzYCgDrDdSUftDVUE:KKX0DzOswXefymHQlIuQcFSdBYnDdSU

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\2024-02-22_e4902cada06a5a3fb69d555291a2995c_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-22_e4902cada06a5a3fb69d555291a2995c_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:3260

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/3260-0-0x0000000000510000-0x0000000000570000-memory.dmp

    Filesize

    384KB

  • memory/3260-1-0x0000000140000000-0x00000001401E8000-memory.dmp

    Filesize

    1.9MB

  • memory/3260-7-0x0000000000510000-0x0000000000570000-memory.dmp

    Filesize

    384KB

  • memory/3260-9-0x0000000000510000-0x0000000000570000-memory.dmp

    Filesize

    384KB

  • memory/3260-11-0x0000000140000000-0x00000001401E8000-memory.dmp

    Filesize

    1.9MB