Analysis

  • max time kernel
    145s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/01/2024, 22:24

General

  • Target

    2024-01-18_073a24163d1826ab1586c0596ac95161_cobalt-strike_ryuk.exe

  • Size

    796KB

  • MD5

    073a24163d1826ab1586c0596ac95161

  • SHA1

    44b66631a33d46eb96c3e508c890aae8ef60823f

  • SHA256

    7fe1093f1d54105530828462e5da11c227f7290945a02299ceb3a4123f171fcb

  • SHA512

    a66436fefbb002a36759d7bad36ee194860d4a41dbd51ff307aabdb970b67e0e9dbcde75737b48bf3e687d481c777022e32f63c656458cdf4e3435b1f5d115fc

  • SSDEEP

    24576:fANw2434VqIi2lObXobHAEW9INFJY0au:few2hw7x03jY0a

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\2024-01-18_073a24163d1826ab1586c0596ac95161_cobalt-strike_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-18_073a24163d1826ab1586c0596ac95161_cobalt-strike_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4028

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/4028-1-0x0000000140000000-0x00000001400CF000-memory.dmp

    Filesize

    828KB

  • memory/4028-7-0x0000000003570000-0x00000000035D0000-memory.dmp

    Filesize

    384KB

  • memory/4028-0-0x0000000003570000-0x00000000035D0000-memory.dmp

    Filesize

    384KB

  • memory/4028-13-0x0000000140000000-0x00000001400CF000-memory.dmp

    Filesize

    828KB

  • memory/4028-11-0x0000000003570000-0x00000000035D0000-memory.dmp

    Filesize

    384KB

  • memory/4028-8-0x0000000003570000-0x00000000035D0000-memory.dmp

    Filesize

    384KB