Resubmissions

10/09/2026, 10:04

260910-l4eyea1fqb8

10/09/2026, 10:00

260910-l16lysvsg17

Analysis

  • max time kernel
    899s
  • max time network
    556s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/09/2026, 10:04

General

  • Target
    IK_Multimedia_Keygen.exe
  • Size 431KB
  • Sample260910-l4eyea1fqb
  • SHA256 7aa7df9e468b053347bc480832633f929335d2ac3c975ceab5d1151a85e66fcf
  • MD5 SHA1 SHA512 SSDEEP TLSH

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.

  • Executes dropped EXE 1 IoCs
  • 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.

  • 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.

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Control Panel 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 44 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 2 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.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\IK_Multimedia_Keygen.exe
    "C:\Users\Admin\AppData\Local\Temp\IK_Multimedia_Keygen.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3520
    • C:\Users\Admin\AppData\Local\Temp\keygen.exe
      C:\Users\Admin\AppData\Local\Temp\keygen.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies Control Panel
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:2124
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x0000000000000504 0x000000000000050C
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4924
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:1988
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3768
      • 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:5288
    • 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:4624
    • 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:6076
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:3060

      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

            BASSMOD.DLL

            • Path C:\Users\Admin\AppData\Local\Temp\BASSMOD.DLL
            • Size 33KB
            • SHA256 8ad9e47693e292f381da42ddc13724a3063040e51c26f4ca8e1f8e2f1ddd547f
            • MD5 SHA1 SHA512 SSDEEP TLSH

            R2RIKM2.dll

            • Path C:\Users\Admin\AppData\Local\Temp\R2RIKM2.dll
            • Size 6KB
            • SHA256 f0daf110506df054c349be136157fca6b534bc36b6029fbd112ce9fea5772bce
            • MD5 SHA1 SHA512 SSDEEP TLSH

            bgm.xm

            • Path C:\Users\Admin\AppData\Local\Temp\bgm.xm
            • Size 53KB
            • SHA256 498eadc5b3d65aaf34b8496954c3362f033297c489d7ef4559cba8890c530171
            • MD5 SHA1 SHA512 SSDEEP TLSH

            keygen.exe

            • Path C:\Users\Admin\AppData\Local\Temp\keygen.exe
            • Size 604KB
            • SHA256 213c390e325bf4d981f5193a17ee5fb975ea290a9bff15c33848ed597306f632
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/2124-44-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-49-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-47-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-17-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-18-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-19-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-20-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-21-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-23-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-24-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-25-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-26-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-27-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-28-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-29-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-30-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-31-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-32-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-33-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-34-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-35-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-36-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-37-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-38-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-39-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-40-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-41-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-42-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-43-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-8-0x0000000000400000-0x0000000000440000-memory.dmp

            memory/2124-45-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-46-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-16-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-12-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-58-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-50-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-51-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-52-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-53-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-54-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-55-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-48-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-59-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-60-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-61-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-253-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-282-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-280-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-279-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-276-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-274-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-272-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-255-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-257-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-260-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-261-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-264-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-266-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-269-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/2124-270-0x0000000010000000-0x0000000010013000-memory.dmp

            memory/4624-92-0x0000019102D20000-0x0000019102E20000-memory.dmp

            memory/4624-91-0x0000019102900000-0x0000019102920000-memory.dmp

            memory/4624-112-0x0000019102CE0000-0x0000019102D00000-memory.dmp

            memory/4624-126-0x00000191142F0000-0x0000019114310000-memory.dmp

            memory/4624-77-0x00000191001B0000-0x00000191002B0000-memory.dmp

            memory/5288-254-0x000000000DF90000-0x000000000E80B000-memory.dmp