Overview

overview

8

Static

static

3

KORG_Keygen.exe

windows10-2004-x64

7

KORG_Keygen.exe

windows11-ltsc_2024-x64

8

$TEMP/BASSMOD.dll

windows10-2004-x64

3

$TEMP/BASSMOD.dll

windows11-ltsc_2024-x64

8

$TEMP/R2RKORGKG.dll

windows10-2004-x64

3

$TEMP/R2RKORGKG.dll

windows11-ltsc_2024-x64

3

$TEMP/bgm.xm

windows10-2004-x64

1

$TEMP/bgm.xm

windows11-ltsc_2024-x64

1

$TEMP/keygen.exe

windows10-2004-x64

3

$TEMP/keygen.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    899s
  • max time network
    826s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/10/2026, 15:02

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General

  • Target
    KORG_Keygen.exe
  • Size 741KB
  • Sample261002-seq3pssdpb
  • SHA256 bfe0a21c1bf736669a948a013f91c2ffee36a54010cad3a2b439cb08156e0659
  • 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
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates connected drives 3 TTPs 4 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 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 3 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\KORG_Keygen.exe
    "C:\Users\Admin\AppData\Local\Temp\KORG_Keygen.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5028
    • 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
      PID:280
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x00000000000004C8 0x00000000000004E4
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4796
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:3732
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4500
      • 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:3324
    • 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:3444
    • 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:2856
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:5804

      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 595B
            • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
            • 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

            R2RKORGKG.dll
            • Path C:\Users\Admin\AppData\Local\Temp\R2RKORGKG.dll
            • Size 234KB
            • SHA256 3266c314d75cdebaf95a8c395a9c3874c6884f252179f8da82958d443f88fc71
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            bgm.xm
            • Path C:\Users\Admin\AppData\Local\Temp\bgm.xm
            • Size 493KB
            • SHA256 f4e6e08e4a8d34aba80d7d1f98163088aef9635fcc72203248381b6e7fa20440
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            keygen.exe
            • Path C:\Users\Admin\AppData\Local\Temp\keygen.exe
            • Size 542KB
            • SHA256 9d9ec5440d650dbe72528dd6450a815d6da5db5aa3db9849f213e276be7f8109
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/280-42-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-47-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-45-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-16-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-17-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-18-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-19-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-20-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-21-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-22-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-23-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-24-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-25-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-26-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-27-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-28-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-29-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-30-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-31-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-32-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-33-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-34-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-35-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-36-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-37-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-38-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-39-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-40-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-41-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-7-0x0000000000400000-0x0000000000441000-memory.dmp
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            memory/280-43-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-44-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-15-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-12-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-54-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-48-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-49-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-50-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-51-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-52-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-53-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-46-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-57-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-58-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-205-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-273-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-271-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-269-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-267-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-265-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-263-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-261-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-248-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-250-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-252-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-254-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-256-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/280-259-0x0000000010000000-0x0000000010013000-memory.dmp
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            memory/3324-247-0x000000000E330000-0x000000000E49C000-memory.dmp
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            memory/3444-62-0x0000029B001E0000-0x0000029B002E0000-memory.dmp
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            memory/3444-74-0x0000029B029A0000-0x0000029B029C0000-memory.dmp
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            memory/3444-94-0x0000029B02C00000-0x0000029B02C20000-memory.dmp
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            memory/3444-109-0x0000029B14630000-0x0000029B14650000-memory.dmp
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            memory/3444-75-0x0000029B02E00000-0x0000029B02F00000-memory.dmp
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            memory/3444-60-0x0000029B001E0000-0x0000029B002E0000-memory.dmp
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            memory/3444-61-0x0000029B001E0000-0x0000029B002E0000-memory.dmp
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