Overview

overview

8

Static

static

1

package/abs.js

windows10-2004-x64

3

package/abs.js

windows11-ltsc_2024-x64

3

package/co...gth.js

windows10-2004-x64

3

package/co...gth.js

windows11-ltsc_2024-x64

8

package/co...ger.js

windows10-2004-x64

3

package/co...ger.js

windows11-ltsc_2024-x64

8

package/co...lue.js

windows10-2004-x64

3

package/co...lue.js

windows11-ltsc_2024-x64

3

package/floor.js

windows10-2004-x64

3

package/floor.js

windows11-ltsc_2024-x64

8

package/isFinite.js

windows10-2004-x64

3

package/isFinite.js

windows11-ltsc_2024-x64

3

package/isInteger.js

windows10-2004-x64

3

package/isInteger.js

windows11-ltsc_2024-x64

8

package/isNaN.js

windows10-2004-x64

3

package/isNaN.js

windows11-ltsc_2024-x64

3

package/is...ero.js

windows10-2004-x64

3

package/is...ero.js

windows11-ltsc_2024-x64

3

package/max.js

windows10-2004-x64

3

package/max.js

windows11-ltsc_2024-x64

3

package/min.js

windows10-2004-x64

3

package/min.js

windows11-ltsc_2024-x64

8

package/mod.js

windows10-2004-x64

3

package/mod.js

windows11-ltsc_2024-x64

3

package/pow.js

windows10-2004-x64

3

package/pow.js

windows11-ltsc_2024-x64

3

package/round.js

windows10-2004-x64

3

package/round.js

windows11-ltsc_2024-x64

3

package/sign.js

windows10-2004-x64

3

package/sign.js

windows11-ltsc_2024-x64

3

package/test/index.js

windows10-2004-x64

3

package/test/index.js

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    109s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/07/2026, 06:14

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Report Analysis Logs

General

  • Target
    package/constants/maxArrayLength.js
  • Size 110B
  • Sample260709-gza2faes6w
  • SHA256 0f267bd9824ebe59456bd6bc6ba41a541ddf0a92c6b3d18201daefd0cc40613e
  • MD5 SHA1 SHA512 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\package\constants\maxArrayLength.js
    1⤵
      PID:6028
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4624
      • 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:4776
    • 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:784
    • 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:5576

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          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 599B
          • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          memory/784-21-0x00000136001E0000-0x00000136002E0000-memory.dmp
          Download

          memory/784-66-0x00000136142F0000-0x0000013614310000-memory.dmp
          Download

          memory/784-52-0x0000013603C90000-0x0000013603CB0000-memory.dmp
          Download

          memory/784-38-0x0000013613E70000-0x0000013613F70000-memory.dmp
          Download

          memory/784-37-0x0000013603C70000-0x0000013603C90000-memory.dmp
          Download

          memory/5576-191-0x0000023747A00000-0x0000023747E34000-memory.dmp
          Download