Overview

overview

8

Static

static

1

3p/moment/...min.js

windows10-2004-x64

3

3p/moment/...min.js

windows11-ltsc_2024-x64

3

3p/xregexp...min.js

windows10-2004-x64

3

3p/xregexp...min.js

windows11-ltsc_2024-x64

3

background.js

windows10-2004-x64

3

background.js

windows11-ltsc_2024-x64

8

chrome/bac...d.html

windows10-2004-x64

3

chrome/bac...d.html

windows11-ltsc_2024-x64

4

chrome/dce_config.js

windows10-2004-x64

3

chrome/dce_config.js

windows11-ltsc_2024-x64

8

chrome/dce...enu.js

windows10-2004-x64

3

chrome/dce...enu.js

windows11-ltsc_2024-x64

3

chrome/mes...ler.js

windows10-2004-x64

3

chrome/mes...ler.js

windows11-ltsc_2024-x64

3

chrome/mes...ler.js

windows10-2004-x64

3

chrome/mes...ler.js

windows11-ltsc_2024-x64

3

chrome/server.js

windows10-2004-x64

3

chrome/server.js

windows11-ltsc_2024-x64

3

chrome/util.js

windows10-2004-x64

3

chrome/util.js

windows11-ltsc_2024-x64

3

common/comms_wcf.js

windows10-2004-x64

3

common/comms_wcf.js

windows11-ltsc_2024-x64

3

common/dce_config.js

windows10-2004-x64

3

common/dce_config.js

windows11-ltsc_2024-x64

3

common/dce_console.js

windows10-2004-x64

3

common/dce_console.js

windows11-ltsc_2024-x64

3

common/dce_consts.js

windows10-2004-x64

3

common/dce_consts.js

windows11-ltsc_2024-x64

8

common/dce...ext.js

windows10-2004-x64

3

common/dce...ext.js

windows11-ltsc_2024-x64

3

common/dce_locale.js

windows10-2004-x64

3

common/dce_locale.js

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    106s
  • max time network
    133s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/07/2026, 00:23

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General

  • Target
    common/dce_locale.js
  • Size 6KB
  • Sample260705-apylesfw41
  • SHA256 04bad33a85ec6dc9609478d3debdde4ed71e8dcdb9f3bff985656902b2d72251
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwareexecutionpersistenceransomwarespyware

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
    execution
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\common\dce_locale.js
    1⤵
      PID:6052
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:976
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:5056
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2916
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3792

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          prep_Activatable Class_Hermes_perf.cache
          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
          • Size 607B
          • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          memory/2916-21-0x0000023C801E0000-0x0000023C802E0000-memory.dmp
          Download

          memory/2916-52-0x0000023C81D50000-0x0000023C81D70000-memory.dmp
          Download

          memory/2916-66-0x0000023C942F0000-0x0000023C94310000-memory.dmp
          Download

          memory/2916-45-0x0000023C81A10000-0x0000023C81A30000-memory.dmp
          Download

          memory/2916-46-0x0000023C81E30000-0x0000023C81F30000-memory.dmp
          Download

          memory/5056-189-0x00000000063B0000-0x000000000651C000-memory.dmp
          Download