Overview

overview

8

Static

static

3

kahretsin_...b2.zip

windows10-2004-x64

1

kahretsin_...b2.zip

windows11-ltsc_2024-x64

8

KAHRETSIN ...�N.exe

windows10-2004-x64

3

KAHRETSIN ...�N.exe

windows11-ltsc_2024-x64

8

KAHRETSIN ...rp.dll

windows10-2004-x64

1

KAHRETSIN ...rp.dll

windows11-ltsc_2024-x64

8

KAHRETSIN ...PC.dll

windows10-2004-x64

1

KAHRETSIN ...PC.dll

windows11-ltsc_2024-x64

1

KAHRETSIN ...ry.dll

windows10-2004-x64

1

KAHRETSIN ...ry.dll

windows11-ltsc_2024-x64

1

KAHRETSIN ...ty.dll

windows10-2004-x64

1

KAHRETSIN ...ty.dll

windows11-ltsc_2024-x64

8

KAHRETSIN ...on.dll

windows10-2004-x64

1

KAHRETSIN ...on.dll

windows11-ltsc_2024-x64

1

KAHRETSIN ...on.dll

windows10-2004-x64

1

KAHRETSIN ...on.dll

windows11-ltsc_2024-x64

8

KAHRETSIN ...on.dll

windows10-2004-x64

1

KAHRETSIN ...on.dll

windows11-ltsc_2024-x64

1

KAHRETSIN ...re.dll

windows10-2004-x64

1

KAHRETSIN ...re.dll

windows11-ltsc_2024-x64

1

KAHRETSIN ...ns.dll

windows10-2004-x64

1

KAHRETSIN ...ns.dll

windows11-ltsc_2024-x64

8

KAHRETSIN ...ta.dll

windows10-2004-x64

1

KAHRETSIN ...ta.dll

windows11-ltsc_2024-x64

1

KAHRETSIN ...ng.dll

windows10-2004-x64

1

KAHRETSIN ...ng.dll

windows11-ltsc_2024-x64

1

KAHRETSIN ...es.dll

windows10-2004-x64

1

KAHRETSIN ...es.dll

windows11-ltsc_2024-x64

1

KAHRETSIN ...em.dll

windows10-2004-x64

1

KAHRETSIN ...em.dll

windows11-ltsc_2024-x64

8

KAHRETSIN ...on.dll

windows10-2004-x64

1

KAHRETSIN ...on.dll

windows11-ltsc_2024-x64

8

Analysis

  • geolocation tags

    nanew-jerseynorth-americaunited-statesususa
  • max time kernel
    900s
  • max time network
    557s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 18:06

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Report Analysis Logs

General

  • Target
    KAHRETSIN v3 32-bit/KAHRETSİN_Data/Managed/System.ComponentModel.Composition.dll
  • Size 251KB
  • Sample260802-wp6spaydpf
  • SHA256 2535fd6fac676852936cb435d917b2d69cc6fcdd391f7b3009898153ba04919f
  • 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 30 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 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\KAHRETSIN v3 32-bit\KAHRETSİN_Data\Managed\System.ComponentModel.Composition.dll",#1
    1⤵
      PID:3136
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:3256
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2212
        • 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:2876
      • 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:3084
      • 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:3932
      • C:\Windows\System32\SecurityHealthHost.exe
        \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
        1⤵
          PID:4488

        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

              memory/2876-170-0x000000000E120000-0x000000000E99B000-memory.dmp
              Download

              memory/2876-200-0x000000000E120000-0x000000000E99B000-memory.dmp
              Download

              memory/3084-23-0x00000198001E0000-0x00000198002E0000-memory.dmp
              Download

              memory/3084-40-0x00000198146C0000-0x00000198146E0000-memory.dmp
              Download

              memory/3084-30-0x0000019813E60000-0x0000019813F60000-memory.dmp
              Download

              memory/3084-29-0x0000019803A20000-0x0000019803A40000-memory.dmp
              Download

              memory/3084-32-0x0000019803C80000-0x0000019803CA0000-memory.dmp
              Download