Analysis

  • max time kernel
    89s
  • max time network
    203s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240419-en
  • resource tags

    arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    07/05/2024, 03:43

General

  • Target

    Other/Source/Readme.txt

  • Size

    2KB

  • MD5

    bdc4c737e121f91798d630b55cbf39de

  • SHA1

    71d186fe2cf582792243042a402931ab46b7ad26

  • SHA256

    62e81586af11f3bc93785304e766e7ade61835c1d2cf5840c9eef8a57cc22278

  • SHA512

    8487af352eb8488236aeae7e80d4459c9e60a01747bf5b74675de5fa2926ec07b48a21c619ebab283291bb6488699efa09b9aadad7c9a4f9c2dd74331910ca1f

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\Other\Source\Readme.txt
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1484
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Other\Source\Readme.txt
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:2388

Network

        MITRE ATT&CK Enterprise v15

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        Downloads