Analysis

  • max time kernel
    1s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    03-05-2024 17:05

General

  • Target

    7xsyz7/ReadMe.txt

  • Size

    2KB

  • MD5

    8dbe87a9bf6342c4e2ea406fa86e76bb

  • SHA1

    35fe083b3f5793fe1b803d091262e4dee2cd0c4d

  • SHA256

    d3b0219253a58ccb394559751299bd16dba1120e02cb11571c3b6a085b1027f8

  • SHA512

    3fca076f1c6fe286bef4d211fad2643e2c2e426d75e665c1a1c8dd241689fbd3911544b90f65e0b2ab25ce0ff63fc5520684ff7c1c2fb71be9cda6359a8b1c8e

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\7xsyz7\ReadMe.txt
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\7xsyz7\ReadMe.txt
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:3596

Network

MITRE ATT&CK Enterprise v15

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Downloads