Overview

overview

8

Static

static

3

client-mas...der.js

windows11-ltsc_2024-x64

3

client-mas...ger.js

windows11-ltsc_2024-x64

8

client-mas...ger.js

windows11-ltsc_2024-x64

8

client-mas...fig.js

windows11-ltsc_2024-x64

8

client-mas...fig.js

windows11-ltsc_2024-x64

8

client-mas...oup.js

windows11-ltsc_2024-x64

3

client-mas...ing.js

windows11-ltsc_2024-x64

3

client-mas...ils.js

windows11-ltsc_2024-x64

3

client-mas...ind.js

windows11-ltsc_2024-x64

8

client-mas...ray.js

windows11-ltsc_2024-x64

3

client-mas...ils.js

windows11-ltsc_2024-x64

8

client-mas...ker.js

windows11-ltsc_2024-x64

3

client-mas...ils.js

windows11-ltsc_2024-x64

8

client-mas...ate.js

windows11-ltsc_2024-x64

3

client-mas...lag.js

windows11-ltsc_2024-x64

3

client-mas...ils.js

windows11-ltsc_2024-x64

3

client-mas...ils.js

windows11-ltsc_2024-x64

3

client-mas...der.js

windows11-ltsc_2024-x64

3

client-mas...ler.js

windows11-ltsc_2024-x64

3

client-mas...ils.js

windows11-ltsc_2024-x64

3

client-mas...ils.js

windows11-ltsc_2024-x64

8

client-mas...rer.js

windows11-ltsc_2024-x64

3

client-mas...ils.js

windows11-ltsc_2024-x64

8

client-mas...per.js

windows11-ltsc_2024-x64

3

client-mas...phs.js

windows11-ltsc_2024-x64

8

client-mas...unk.js

windows11-ltsc_2024-x64

3

client-mas...rer.js

windows11-ltsc_2024-x64

3

client-mas...ent.js

windows11-ltsc_2024-x64

8

client-mas...ils.js

windows11-ltsc_2024-x64

3

client-mas...ils.js

windows11-ltsc_2024-x64

8

client-mas...ope.js

windows11-ltsc_2024-x64

8

client-mas...act.js

windows11-ltsc_2024-x64

3

Analysis

  • geolocation tags

    eueuropelondonukunited-kingdom
  • max time kernel
    899s
  • max time network
    553s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 07:58

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    client-master/src/main/kotlin/org/kamiblue/client/util/graphics/font/TextComponent.js
  • Size 6KB
  • Sample260801-jtyawsfg86
  • SHA256 606b1667d8e479dec9f5db974558766282b8f58e0f0985b1207f5302e49beb0f
  • 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 40 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 42 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\client-master\src\main\kotlin\org\kamiblue\client\util\graphics\font\TextComponent.js
    1⤵
      PID:5692
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:5256
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2448
        • 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:5376
      • 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:4376
      • 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:1192
      • C:\Windows\System32\SecurityHealthHost.exe
        \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
        1⤵
          PID:3868

        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 607B
              • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
              • MD5 SHA1 SHA512 TLSH
              Submit Download

              memory/4376-67-0x000001E86C770000-0x000001E86C790000-memory.dmp
              Download

              memory/4376-38-0x000001E85C2D0000-0x000001E85C2F0000-memory.dmp
              Download

              memory/4376-33-0x000001E86C330000-0x000001E86C430000-memory.dmp
              Download

              memory/4376-32-0x000001E85AF10000-0x000001E85AF30000-memory.dmp
              Download

              memory/4376-23-0x000001E056BF0000-0x000001E056CF0000-memory.dmp
              Download

              memory/4376-21-0x000001E056BF0000-0x000001E056CF0000-memory.dmp
              Download

              memory/4376-22-0x000001E056BF0000-0x000001E056CF0000-memory.dmp
              Download

              memory/5376-169-0x000000000A4F0000-0x000000000A74F000-memory.dmp
              Download