Analysis

  • max time kernel
    87s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-01-2024 06:14

General

  • Target

    2024-01-26_8e09a9472a84272b5ecc73b8717230c7_ryuk.exe

  • Size

    1.8MB

  • MD5

    8e09a9472a84272b5ecc73b8717230c7

  • SHA1

    46caeb60c4a5445b85e150e3ef44e9e64231831d

  • SHA256

    8652b0e1e17a0466f3cea37d030ccc9694f5b37a211002fcb13918a3db2944e9

  • SHA512

    46daaa77d7910703eb147e4bdcfa32b1b7f6b69ae45623b26f2e9a8f3baf7eb06d6fdad8c0b89e040bf922fe9e1aae5eab90752a2c443f1780a7b7eb274a18a1

  • SSDEEP

    49152:EKX0DzOswXefymHQlIuQ3MdFrIe78vH/:mXNOefjqIITjYvH

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\2024-01-26_8e09a9472a84272b5ecc73b8717230c7_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-26_8e09a9472a84272b5ecc73b8717230c7_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1564

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1564-3-0x0000000140000000-0x00000001401E8000-memory.dmp

    Filesize

    1.9MB

  • memory/1564-0-0x00000000020E0000-0x0000000002140000-memory.dmp

    Filesize

    384KB

  • memory/1564-9-0x00000000020E0000-0x0000000002140000-memory.dmp

    Filesize

    384KB

  • memory/1564-11-0x0000000140000000-0x00000001401E8000-memory.dmp

    Filesize

    1.9MB

  • memory/1564-7-0x00000000020E0000-0x0000000002140000-memory.dmp

    Filesize

    384KB