Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-01-2024 00:52

General

  • Target

    2024-01-25_a7dfbeddf3cb4ba76c5543b162334fdf_cobalt-strike_ryuk.exe

  • Size

    796KB

  • MD5

    a7dfbeddf3cb4ba76c5543b162334fdf

  • SHA1

    2276493df904887c64c76a6fa29417de7b359a7b

  • SHA256

    fffef48534781cca3c386cdd470d2329f2d7e28851dbe1b292c4fbeca604d54d

  • SHA512

    6d0d24cae8f13a2155b0d98e19e9c60d35fa0042b9289421a1e0f5b048ceddf3802ecb2d1c972b71783589253df05ee18f1238f28bb221d78906eda701a704da

  • SSDEEP

    12288:cXDOAZzP/w24lhMf3SBPjZZQOcPskdzM0DZdwPCrUQaoGFU3Q5QitdsOeg:TANw243MsdZCA6N3Q6itdsOeg

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\2024-01-25_a7dfbeddf3cb4ba76c5543b162334fdf_cobalt-strike_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-25_a7dfbeddf3cb4ba76c5543b162334fdf_cobalt-strike_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2056

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2056-0-0x0000000000C40000-0x0000000000CA0000-memory.dmp

    Filesize

    384KB

  • memory/2056-2-0x0000000140000000-0x00000001400CF000-memory.dmp

    Filesize

    828KB

  • memory/2056-7-0x0000000000C40000-0x0000000000CA0000-memory.dmp

    Filesize

    384KB

  • memory/2056-9-0x0000000000C40000-0x0000000000CA0000-memory.dmp

    Filesize

    384KB

  • memory/2056-11-0x0000000140000000-0x00000001400CF000-memory.dmp

    Filesize

    828KB