Overview

overview

8

Static

static

3

RingToolSetup.exe

windows10-2004-x64

7

RingToolSetup.exe

windows11-ltsc_2024-x64

8

Analysis

  • geolocation tags

    cacanadananorth-americatoronto
  • max time kernel
    900s
  • max time network
    551s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/11/2026, 23:37

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General

  • Target
    RingToolSetup.exe
  • Size 68.6MB
  • Sample261101-3md38ady7s
  • SHA256 774b6264ad6b04ede7565635f2bb7c8947245e345f5e47b1201626e92a364a35
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistenceransomwarespyware

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
  • Loads dropped DLL 3 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 59 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 43 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:\Users\Admin\AppData\Local\Temp\RingToolSetup.exe
    "C:\Users\Admin\AppData\Local\Temp\RingToolSetup.exe"
    1⤵
    • Loads dropped DLL
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:6024
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:2472
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3308
      • 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:4860
    • 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:2628
    • 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:1336
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:5544

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

            D3DCompiler_47_cor3.dll
            • Path C:\Users\Admin\AppData\Local\Temp\.net\RingToolSetup\ge0VGvTaEVI7\D3DCompiler_47_cor3.dll
            • Size 4.5MB
            • SHA256 a05f99734f7c4822fefc12b367af21fd0976ed6608752fb1e1e80b6ece7ecbbb
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            PresentationNative_cor3.dll
            • Path C:\Users\Admin\AppData\Local\Temp\.net\RingToolSetup\ge0VGvTaEVI7\PresentationNative_cor3.dll
            • Size 1.2MB
            • SHA256 c9de9598d1ae7d7b9cfd3e83c7201bf2ad23b97121000c475de01a868ac2e618
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            wpfgfx_cor3.dll
            • Path C:\Users\Admin\AppData\Local\Temp\.net\RingToolSetup\ge0VGvTaEVI7\wpfgfx_cor3.dll
            • Size 1.9MB
            • SHA256 71700535124ff9acf894092d510b809382e89653c47b86f8e8a39ab87f2ba752
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/1336-376-0x000002B6DF8B0000-0x000002B6DFCE4000-memory.dmp
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            memory/2628-192-0x000002146FD50000-0x000002146FE50000-memory.dmp
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            memory/2628-237-0x0000021413D80000-0x0000021413DA0000-memory.dmp
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            memory/2628-203-0x0000021400F80000-0x0000021400FA0000-memory.dmp
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            memory/2628-191-0x000002146FD50000-0x000002146FE50000-memory.dmp
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            memory/2628-204-0x0000021413900000-0x0000021413A00000-memory.dmp
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            memory/2628-216-0x0000021403880000-0x00000214038A0000-memory.dmp
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            memory/6024-50-0x0000014F2BA00000-0x0000014F2BA20000-memory.dmp
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            memory/6024-34-0x0000014F2A070000-0x0000014F2A0B0000-memory.dmp
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            memory/6024-93-0x0000014F03900000-0x0000014F03930000-memory.dmp
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            memory/6024-89-0x0000014F043D0000-0x0000014F04B70000-memory.dmp
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            memory/6024-83-0x0000014F03740000-0x0000014F03850000-memory.dmp
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            memory/6024-97-0x0000014F038B0000-0x0000014F038C0000-memory.dmp
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            memory/6024-109-0x0000014F03A20000-0x0000014F03A40000-memory.dmp
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            memory/6024-117-0x0000014F03B00000-0x0000014F03B40000-memory.dmp
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            memory/6024-125-0x0000014F03B40000-0x0000014F03B50000-memory.dmp
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            memory/6024-121-0x0000014F05B00000-0x0000014F05B60000-memory.dmp
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            memory/6024-113-0x0000014F05970000-0x0000014F05A30000-memory.dmp
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            memory/6024-105-0x0000014F03A90000-0x0000014F03AE0000-memory.dmp
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            memory/6024-101-0x0000014F039E0000-0x0000014F03A10000-memory.dmp
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            memory/6024-66-0x0000014F2D440000-0x0000014F2D460000-memory.dmp
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            memory/6024-54-0x0000014F2D400000-0x0000014F2D420000-memory.dmp
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            memory/6024-70-0x0000014F2DE00000-0x0000014F2DE20000-memory.dmp
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            memory/6024-46-0x0000014F2B9F0000-0x0000014F2BA00000-memory.dmp
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            memory/6024-42-0x0000014F29FD0000-0x0000014F29FF0000-memory.dmp
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            memory/6024-38-0x0000014F2D380000-0x0000014F2D400000-memory.dmp
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            memory/6024-62-0x0000014F2DD80000-0x0000014F2DDC0000-memory.dmp
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            memory/6024-58-0x0000014F2DD30000-0x0000014F2DD80000-memory.dmp
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            memory/6024-85-0x0000014F035B0000-0x0000014F03600000-memory.dmp
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            memory/6024-30-0x0000014F29940000-0x0000014F29960000-memory.dmp
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            memory/6024-18-0x0000014F2BD10000-0x0000014F2BF40000-memory.dmp
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            memory/6024-134-0x0000014F05F60000-0x0000014F05FD0000-memory.dmp
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            memory/6024-138-0x0000014F05EC0000-0x0000014F05EE0000-memory.dmp
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            memory/6024-142-0x0000014F06070000-0x0000014F060C0000-memory.dmp
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            memory/6024-146-0x0000014F05EB0000-0x0000014F05EC0000-memory.dmp
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            memory/6024-158-0x0000014F0A700000-0x0000014F0A770000-memory.dmp
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            memory/6024-150-0x0000014F0BB10000-0x0000014F0BCC0000-memory.dmp
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            memory/6024-166-0x0000014F0C3F0000-0x0000014F0C5F0000-memory.dmp
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            memory/6024-164-0x0000014F0C050000-0x0000014F0C100000-memory.dmp
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            memory/6024-154-0x0000014F0BE30000-0x0000014F0BFA0000-memory.dmp
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            memory/6024-174-0x0000014F0B900000-0x0000014F0B920000-memory.dmp
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            memory/6024-170-0x0000014F0C5F0000-0x0000014F0C680000-memory.dmp
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            memory/6024-74-0x0000014F03580000-0x0000014F035B0000-memory.dmp
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            memory/6024-26-0x0000014F00F70000-0x0000014F017A0000-memory.dmp
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            memory/6024-22-0x0000014F2D020000-0x0000014F2D180000-memory.dmp
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            memory/6024-14-0x0000014F00000000-0x0000014F00F70000-memory.dmp
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            memory/6024-10-0x0000014F29A90000-0x0000014F29B20000-memory.dmp
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            memory/6024-7-0x0000014F2AD50000-0x0000014F2B9E0000-memory.dmp
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            memory/6024-182-0x0000014F0C680000-0x0000014F0C6A0000-memory.dmp
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            memory/6024-178-0x0000014F0C1C0000-0x0000014F0C1F0000-memory.dmp
            Download