Overview

overview

8

Static

static

3

IK_Multime...en.exe

windows10-2004-x64

7

IK_Multime...en.exe

windows11-ltsc_2024-x64

8

$TEMP/BASSMOD.dll

windows10-2004-x64

3

$TEMP/BASSMOD.dll

windows11-ltsc_2024-x64

8

$TEMP/R2RIKM2.dll

windows10-2004-x64

3

$TEMP/R2RIKM2.dll

windows11-ltsc_2024-x64

3

$TEMP/bgm.xm

windows10-2004-x64

1

$TEMP/bgm.xm

windows11-ltsc_2024-x64

8

$TEMP/keygen.exe

windows10-2004-x64

3

$TEMP/keygen.exe

windows11-ltsc_2024-x64

3

Analysis

  • max time kernel
    115s
  • max time network
    140s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/06/2026, 01:58

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General

  • Target
    IK_Multimedia_Keygen.exe
  • Size 543KB
  • Sample260628-cdt5zaey6m
  • SHA256 ce5bb4d88e0edd03a335569eb637a9736164f3395bc8c0916ad92d1d80ce0513
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwaredefense_evasiondiscoverypersistenceransomwarespyware

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
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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.

    discovery
  • 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
    defense_evasion
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 38 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 45 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.

    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\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:4824
    • 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 use of SetWindowsHookEx
      PID:5572
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x00000000000004E0 0x00000000000004E8
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2208
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1192
    • 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:2996
  • 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:5516
  • 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:2344

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

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

        R2RIKM2.dll
        • Path C:\Users\Admin\AppData\Local\Temp\R2RIKM2.dll
        • Size 74KB
        • SHA256 289672b18894cd8a5a2d3228472137d9ca616c54aa37f61e794d33694ef143b3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

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

        keygen.exe
        • Path C:\Users\Admin\AppData\Local\Temp\keygen.exe
        • Size 674KB
        • SHA256 e8b34fde3c8b06521cdb42869b0cd25b71d49120392b3fefbd21e6ebab1fbd79
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2344-47-0x0000025382A20000-0x0000025382A40000-memory.dmp
        Download

        memory/2344-53-0x0000025382C80000-0x0000025382CA0000-memory.dmp
        Download

        memory/2344-48-0x0000025382E40000-0x0000025382F40000-memory.dmp
        Download

        memory/2344-70-0x0000025394200000-0x0000025394220000-memory.dmp
        Download

        memory/2344-40-0x00000253801E0000-0x00000253802E0000-memory.dmp
        Download

        memory/5572-15-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-190-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-18-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-17-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-16-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-14-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-11-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-19-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-191-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-192-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-193-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-194-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-195-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-197-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-198-0x0000000010000000-0x0000000010013000-memory.dmp
        Download

        memory/5572-199-0x0000000010000000-0x0000000010013000-memory.dmp
        Download