Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07/06/2024, 02:17

General

  • Target
    2024-06-07_ccf28af40d78acf12f05894559150e70_ryuk.exe
  • Size 11.9MB
  • Sample240607-cq2qkshb44
  • SHA256 cdf13eedd60a35d7ed8f74721e36c8f77505fc4da9ec6ae34c0f4e47f73c590d
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-07_ccf28af40d78acf12f05894559150e70_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-07_ccf28af40d78acf12f05894559150e70_ryuk.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3008
    • C:\Users\Admin\AppData\Local\Temp\2024-06-07_ccf28af40d78acf12f05894559150e70_ryuk.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-06-07_ccf28af40d78acf12f05894559150e70_ryuk.exe"
      2⤵
      • Loads dropped DLL
      PID:1808

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        python39.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI30082\python39.dll
        • Size 4.2MB
        • SHA256 53f27444e1e18cc39bdb733d19111e392769e428b518c0fc0839965b5a5727a2
        • MD5 SHA1 SHA512 SSDEEP