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Analysis

  • max time kernel
    137s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/01/2024, 15:28

General

  • Target

    2024-01-23_0b39263d0119a9436fbd7beeada340f5_ryuk.exe

  • Size

    1.5MB

  • MD5

    0b39263d0119a9436fbd7beeada340f5

  • SHA1

    306370e8391402fc18526cc7adfaaecfed71bc53

  • SHA256

    04b01a36ee85bdb0fae1f81c339b07fe92956f9b185504c6d539830e6f53c9d5

  • SHA512

    e81255c8669f224d7e7e45d19bd7af244a11f4b58b1ac8e03ad1f0fb0280613d098c7fcf58468ffe99ff445dd2a58599e167b466e94c3b810f6c8a9c67746a2d

  • SSDEEP

    24576:GANw243IWHRlMugdD+JsRgZRJ4fM430Eg6nET7M/IiN:Gew2UxlMPdlR8v4UC0Eg6ET7M/I

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\2024-01-23_0b39263d0119a9436fbd7beeada340f5_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-23_0b39263d0119a9436fbd7beeada340f5_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:3464

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/3464-1-0x0000000140000000-0x000000014024C000-memory.dmp

    Filesize

    2.3MB

  • memory/3464-0-0x00000000035A0000-0x0000000003600000-memory.dmp

    Filesize

    384KB

  • memory/3464-7-0x00000000035A0000-0x0000000003600000-memory.dmp

    Filesize

    384KB

  • memory/3464-8-0x00000000035A0000-0x0000000003600000-memory.dmp

    Filesize

    384KB

  • memory/3464-11-0x00000000035A0000-0x0000000003600000-memory.dmp

    Filesize

    384KB

  • memory/3464-12-0x0000000140000000-0x000000014024C000-memory.dmp

    Filesize

    2.3MB