Overview

overview

8

Static

static

3

UT2004.exe

windows10-2004-x64

6

UT2004.exe

windows11-ltsc_2024-x64

4

$PLUGINSDIR/INetC.dll

windows10-2004-x64

3

$PLUGINSDIR/INetC.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows11-ltsc_2024-x64

8

$PLUGINSDI...gs.dll

windows10-2004-x64

3

$PLUGINSDI...gs.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...ec.dll

windows10-2004-x64

3

$PLUGINSDI...ec.dll

windows11-ltsc_2024-x64

3

Installer/...E.html

windows10-2004-x64

3

Installer/...E.html

windows11-ltsc_2024-x64

4

Installer/install.bat

windows10-2004-x64

3

Installer/install.bat

windows11-ltsc_2024-x64

8

Installer/install.ps1

windows10-2004-x64

3

Installer/install.ps1

windows11-ltsc_2024-x64

3

Installer/...64.exe

windows10-2004-x64

4

Installer/...64.exe

windows11-ltsc_2024-x64

6

Installer/...86.exe

windows10-2004-x64

4

Installer/...86.exe

windows11-ltsc_2024-x64

4

Installer/...up.exe

windows10-2004-x64

6

Installer/...up.exe

windows11-ltsc_2024-x64

6

Installer/...7z.dll

windows10-2004-x64

3

Installer/...7z.dll

windows11-ltsc_2024-x64

3

Installer/...7z.exe

windows10-2004-x64

3

Installer/...7z.exe

windows11-ltsc_2024-x64

3

Installer/...re.dll

windows10-2004-x64

3

Installer/...re.dll

windows11-ltsc_2024-x64

3

Installer/...UZ.exe

windows10-2004-x64

3

Installer/...UZ.exe

windows11-ltsc_2024-x64

8

Installer/...2c.exe

windows10-2004-x64

3

Installer/...2c.exe

windows11-ltsc_2024-x64

3

Analysis

  • max time kernel
    141s
  • max time network
    122s
  • 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, 14:06

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General

  • Target
    Installer/install.bat
  • Size 92B
  • Sample260709-refrascv51
  • SHA256 2f8342834018758f36461fa8ed434426e549018106766b35bda225adcf8ee1bd
  • MD5 SHA1 SHA512 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
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    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 39 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 39 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 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\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Installer\install.bat"
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1416
    • C:\Users\Admin\AppData\Local\Temp\Installer\tools\php\php.exe
      tools\php\php.exe install.php
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1000
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c "title Loading..."
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1632
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2380
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3932
      • 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:260
    • 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:5032
    • 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:4140

    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

          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/260-188-0x000000000DCA0000-0x000000000E51B000-memory.dmp
          Download

          memory/5032-23-0x0000018F801E0000-0x0000018F802E0000-memory.dmp
          Download

          memory/5032-22-0x0000018F801E0000-0x0000018F802E0000-memory.dmp
          Download

          memory/5032-21-0x0000018F801E0000-0x0000018F802E0000-memory.dmp
          Download

          memory/5032-69-0x0000018F94280000-0x0000018F942A0000-memory.dmp
          Download

          memory/5032-36-0x0000018F83EE0000-0x0000018F83FE0000-memory.dmp
          Download

          memory/5032-34-0x0000018F83CE0000-0x0000018F83D00000-memory.dmp
          Download

          memory/5032-47-0x0000018F83D50000-0x0000018F83D70000-memory.dmp
          Download