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Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/04/2024, 12:27

General

  • Target

    2024-04-21_f56c04d25404e2a0f8df2306cce8c6d8_ryuk.exe

  • Size

    1.7MB

  • MD5

    f56c04d25404e2a0f8df2306cce8c6d8

  • SHA1

    7af681bb2bb6d55f882548f4c5b08882cf428990

  • SHA256

    87d5e9d0503cd81c0b0665b3181884f49608f9719aa16147a262509246ba6c2d

  • SHA512

    4aef31a3c7115f57debdd1328a4fb5574f0e3d81b0bd0cacf027fa2b5f56333ba9e7ed39b8fd277d9816746860ae5055d6cfec59f5b9e8ec78d890fcdafcc908

  • SSDEEP

    49152:TgtHUujpj7AewZdZhRdhJ//snji6attJM:4Fh4ZhTEnW6at

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\2024-04-21_f56c04d25404e2a0f8df2306cce8c6d8_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-21_f56c04d25404e2a0f8df2306cce8c6d8_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:728

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/728-0-0x0000000000510000-0x0000000000570000-memory.dmp

    Filesize

    384KB

  • memory/728-7-0x0000000000510000-0x0000000000570000-memory.dmp

    Filesize

    384KB

  • memory/728-2-0x0000000140000000-0x00000001401B9000-memory.dmp

    Filesize

    1.7MB

  • memory/728-9-0x0000000000510000-0x0000000000570000-memory.dmp

    Filesize

    384KB

  • memory/728-12-0x0000000140000000-0x00000001401B9000-memory.dmp

    Filesize

    1.7MB