Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29/04/2024, 18:51

General

  • Target

    2024-04-29_644ee5f687a947aebfe6f16ef8c93c54_ryuk.exe

  • Size

    2.3MB

  • MD5

    644ee5f687a947aebfe6f16ef8c93c54

  • SHA1

    d373fb9f59c19ae309a11875280c11a12ae5ad16

  • SHA256

    01ef003a7cb1fffabe59634428945af48072e966eaae2b8b104cf21ce1ecc096

  • SHA512

    ca9ad894c2a5586007e4793a88e484996489d45f7b4dbfa51f5012541dc139c0fd49b752bf9d5e7d7b1dafb7b24e423bc2843a2d6624e5c04ad7b6b36c9443e7

  • SSDEEP

    49152:PosQHMmpQAaR824OnqDPqFmhlyjsrrJLp2lUEFP4+Po6kk:r4O2P5JLQlVt4ib

Score
1/10

Malware Config

Signatures

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-04-29_644ee5f687a947aebfe6f16ef8c93c54_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-29_644ee5f687a947aebfe6f16ef8c93c54_ryuk.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2960 -s 364
      2⤵
        PID:2132

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          • memory/2960-0-0x000000013F950000-0x000000013FBA9000-memory.dmp

            Filesize

            2.3MB

          • memory/2960-1-0x000000013F950000-0x000000013FBA9000-memory.dmp

            Filesize

            2.3MB