Analysis

  • max time kernel
    101s
  • max time network
    104s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250313-en
  • resource tags

    arch:x64arch:x86image:win11-20250313-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    28/03/2025, 02:09

General

  • Target

    bio.txt

  • Size

    13B

  • MD5

    2c619df4be5ccd77df86bdea5c86f36c

  • SHA1

    cea03047f4e14585cdc1bf18d5f375aa83736e3c

  • SHA256

    eb5dae484989b8192dec17c9527209e4a48ef7b42e05353d4df4e9f76cb8e54b

  • SHA512

    dd16025b6b4f8324c87bb4d47b0774fe1d9daac52b55d58c49a3064427192f932756e9e50c58ee48f70d9ec1c375353d5f3063b7cd0d35fda93b28668a09b713

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\bio.txt
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2000
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\bio.txt
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:3128

Network

MITRE ATT&CK Enterprise v15

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Downloads