Analysis

  • geolocation tags

    nanew-jerseynorth-americaunited-statesususa
  • max time kernel
    418s
  • max time network
    629s
  • 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

General

  • Target
    KAHRETSIN v3 32-bit/KAHRETSİN.exe
  • Size 635KB
  • Sample260802-wp6spaydpf
  • SHA256 09674dddd6993e20993d855647199106eaee6908f1840ecfbe4a44aaf91638e4
  • 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.

  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 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.

  • Checks processor information in registry 2 TTPs 4 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 19 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of FindShellTrayWindow 49 IoCs
  • Suspicious use of SendNotifyMessage 40 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\KAHRETSIN v3 32-bit\KAHRETSİN.exe
    "C:\Users\Admin\AppData\Local\Temp\KAHRETSIN v3 32-bit\KAHRETSİN.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4236
    • C:\Users\Admin\AppData\Local\Temp\KAHRETSIN v3 32-bit\UnityCrashHandler32.exe
      "C:\Users\Admin\AppData\Local\Temp\KAHRETSIN v3 32-bit\UnityCrashHandler32.exe" --attach 4236 39260160
      2⤵
        PID:2296
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x00000000000004EC 0x00000000000004E8
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2376
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:3308
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:3132
        • 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:2948
      • 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:3112
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
        1⤵
          PID:5036
        • C:\Windows\System32\SecurityHealthHost.exe
          \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
          1⤵
            PID:2268

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                g

                • Path C:\Users\Admin\AppData\LocalLow\DefaultCompany\KAHRETSİN\Unity\local.e7384c4cc6272da4eaba5a173b78173b\Analytics\ArchivedEvents\178569453600003.be02c79d\g
                • Size 1B
                • SHA256 d4735e3a265e16eee03f59718b9b5d03019c07d8b6c51f90da3a666eec13ab35
                • MD5 SHA1 SHA512

                s

                • Path C:\Users\Admin\AppData\LocalLow\DefaultCompany\KAHRETSİN\Unity\local.e7384c4cc6272da4eaba5a173b78173b\Analytics\ArchivedEvents\178569453600003.be02c79d\s
                • Size 431B
                • SHA256 f7a96c53e24d6dbc2cf2325b563d9ae64182ec3ef3d8ad785ce927e33bc76cce
                • MD5 SHA1 SHA512 TLSH

                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

                memory/4236-10-0x0000000012310000-0x0000000012320000-memory.dmp

                memory/4236-5-0x000000000EF30000-0x000000000EF50000-memory.dmp

                memory/4236-6-0x0000000002860000-0x0000000002870000-memory.dmp

                memory/4236-8-0x000000000EEB0000-0x000000000EEC0000-memory.dmp

                memory/4236-9-0x000000000EF30000-0x000000000EF50000-memory.dmp

                memory/4236-1-0x0000000002610000-0x0000000002620000-memory.dmp

                memory/4236-29-0x0000000012310000-0x0000000012320000-memory.dmp

                memory/4236-7-0x0000000002610000-0x0000000002620000-memory.dmp

                memory/4236-0-0x0000000002860000-0x0000000002870000-memory.dmp

                memory/4236-4-0x000000000EEB0000-0x000000000EEC0000-memory.dmp

                memory/5036-74-0x0000017013E80000-0x0000017013F80000-memory.dmp

                memory/5036-87-0x0000017003E20000-0x0000017003E40000-memory.dmp

                memory/5036-59-0x00000170001E0000-0x00000170002E0000-memory.dmp

                memory/5036-105-0x0000017014260000-0x0000017014280000-memory.dmp

                memory/5036-72-0x0000017003A20000-0x0000017003A40000-memory.dmp