Overview

overview

8

Static

static

3

Dolphin-x6...re.dll

windows10-2004-x64

1

Dolphin-x6...re.dll

windows11-ltsc_2024-x64

1

Dolphin-x6...ui.dll

windows10-2004-x64

1

Dolphin-x6...ui.dll

windows11-ltsc_2024-x64

8

Dolphin-x6...01.ps1

windows10-2004-x64

6

Dolphin-x6...01.ps1

windows11-ltsc_2024-x64

8

Dolphin-x6...8P.ps1

windows10-2004-x64

6

Dolphin-x6...8P.ps1

windows11-ltsc_2024-x64

8

Dolphin-x6...01.ps1

windows10-2004-x64

6

Dolphin-x6...01.ps1

windows11-ltsc_2024-x64

6

Dolphin-x6...01.ps1

windows10-2004-x64

6

Dolphin-x6...01.ps1

windows11-ltsc_2024-x64

6

Dolphin-x6...52.ps1

windows10-2004-x64

6

Dolphin-x6...52.ps1

windows11-ltsc_2024-x64

8

Dolphin-x6...08.ps1

windows10-2004-x64

6

Dolphin-x6...08.ps1

windows11-ltsc_2024-x64

8

Dolphin-x6...08.ps1

windows10-2004-x64

6

Dolphin-x6...08.ps1

windows11-ltsc_2024-x64

6

Dolphin-x6...52.ps1

windows10-2004-x64

6

Dolphin-x6...52.ps1

windows11-ltsc_2024-x64

6

Dolphin-x6...52.ps1

windows10-2004-x64

6

Dolphin-x6...52.ps1

windows11-ltsc_2024-x64

6

Dolphin-x6...E9.ps1

windows10-2004-x64

6

Dolphin-x6...E9.ps1

windows11-ltsc_2024-x64

6

Dolphin-x6...69.ps1

windows10-2004-x64

6

Dolphin-x6...69.ps1

windows11-ltsc_2024-x64

6

Dolphin-x6...7D.ps1

windows10-2004-x64

6

Dolphin-x6...7D.ps1

windows11-ltsc_2024-x64

6

Dolphin-x6...7D.ps1

windows10-2004-x64

6

Dolphin-x6...7D.ps1

windows11-ltsc_2024-x64

8

Dolphin-x6...01.ps1

windows10-2004-x64

6

Dolphin-x6...01.ps1

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    599s
  • max time network
    560s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/09/2026, 22:54

Sharing

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Report Analysis Logs

General

  • Target
    Dolphin-x64/Qt6Gui.dll
  • Size 7.2MB
  • Sample260906-2vhwpsthjf
  • SHA256 fb3eacd5c99a9de5b51ddb676c9c02675640164cc23432f7c24356d04a2ad108
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarepersistenceransomwarespyware

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.

  • 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 44 IoCs
  • Suspicious use of FindShellTrayWindow 55 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:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dolphin-x64\Qt6Gui.dll,#1
    1⤵
      PID:5188
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:5532
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2524
        • 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:848
      • 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:1504
      • 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:1724

      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

            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/848-192-0x000000000E290000-0x000000000E35C000-memory.dmp
            Download

            memory/1504-5-0x000002660ADC0000-0x000002660AEC0000-memory.dmp
            Download

            memory/1504-3-0x000002660ADC0000-0x000002660AEC0000-memory.dmp
            Download

            memory/1504-15-0x0000026E1D2A0000-0x0000026E1D3A0000-memory.dmp
            Download

            memory/1504-4-0x000002660ADC0000-0x000002660AEC0000-memory.dmp
            Download

            memory/1504-49-0x0000026E1D760000-0x0000026E1D780000-memory.dmp
            Download

            memory/1504-14-0x0000026603100000-0x0000026603120000-memory.dmp
            Download

            memory/1504-35-0x0000026E0D240000-0x0000026E0D260000-memory.dmp
            Download

            memory/1724-193-0x0000020397B70000-0x0000020397E2C000-memory.dmp
            Download

            memory/1724-210-0x0000020397B70000-0x0000020397E2C000-memory.dmp
            Download