Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/08/2026, 23:43

General

  • Target
    13.exe
  • Size 820KB
  • Sample260830-3qpdcsbl6w
  • SHA256 bf8c5ad334c9b4a8dfb7eab8e33e4869e275ababc2f042efa74fe4514ba9eb26
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Adds policy Run key to start application 2 TTPs 6 IoCs
  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 30 IoCs
  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 6 IoCs
  • Executes a command shell one-liner 1 TTPs 27 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Gathers network information 2 TTPs 3 IoCs

    Uses commandline utility to view network configuration.

  • Modifies registry class 20 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 9 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 54 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\13.exe
    "C:\Users\Admin\AppData\Local\Temp\13.exe"
    1⤵
    • Event Triggered Execution: Image File Execution Options Injection
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4320
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c ipconfig
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3212
      • C:\Windows\system32\ipconfig.exe
        ipconfig
        3⤵
        • Gathers network information
        PID:5756
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c schtasks /create /tn "MicrosoftEdgeUpdate" /tr "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /sc MINUTE /mo 30 /f
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:2856
      • C:\Windows\system32\schtasks.exe
        schtasks /create /tn "MicrosoftEdgeUpdate" /tr "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /sc MINUTE /mo 30 /f
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:1824
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c reg add "HKCU\Software\Classes\CLSID\{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}" /ve /d "MicrosoftEdgeUpdate.COM" /f 2>nul
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4104
      • C:\Windows\system32\reg.exe
        reg add "HKCU\Software\Classes\CLSID\{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}" /ve /d "MicrosoftEdgeUpdate.COM" /f
        3⤵
        • Modifies registry class
        PID:1448
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c reg add "HKCU\Software\Classes\CLSID\{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}\LocalServer32" /ve /d "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /f 2>nul
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:1960
      • C:\Windows\system32\reg.exe
        reg add "HKCU\Software\Classes\CLSID\{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}\LocalServer32" /ve /d "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /f
        3⤵
        • Modifies registry class
        PID:4316
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c reg add "HKCU\Software\Classes\CLSID\{{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}}\ProgID" /ve /d "MicrosoftEdgeUpdate.COM" /f 2>nul
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:1016
      • C:\Windows\system32\reg.exe
        reg add "HKCU\Software\Classes\CLSID\{{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}}\ProgID" /ve /d "MicrosoftEdgeUpdate.COM" /f
        3⤵
        • Modifies registry class
        PID:4956
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" /v WindowsUpdate /d "\"C:\Users\Admin\AppData\Local\Temp\13.exe\"" /f
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:2932
      • C:\Windows\system32\reg.exe
        reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" /v WindowsUpdate /d "\"C:\Users\Admin\AppData\Local\Temp\13.exe\"" /f
        3⤵
        • Adds policy Run key to start application
        PID:5796
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c reg query "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" /v WindowsUpdate
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3424
      • C:\Windows\system32\reg.exe
        reg query "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" /v WindowsUpdate
        3⤵
          PID:4708
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c schtasks /create /tn "EdgeUpdateTask" /tr "\"C:\Users\Admin\AppData\Local\Temp\13.exe\" --stager" /sc MINUTE /mo 30 /f
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4008
        • C:\Windows\system32\schtasks.exe
          schtasks /create /tn "EdgeUpdateTask" /tr "\"C:\Users\Admin\AppData\Local\Temp\13.exe\" --stager" /sc MINUTE /mo 30 /f
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4828
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c schtasks /create /tn "MicrosoftEdgeUpdateSafe" /tr "\"C:\Users\Admin\AppData\Local\Temp\13.exe\" --stager" /sc MINUTE /mo 60 /f 2>nul
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:3976
        • C:\Windows\system32\schtasks.exe
          schtasks /create /tn "MicrosoftEdgeUpdateSafe" /tr "\"C:\Users\Admin\AppData\Local\Temp\13.exe\" --stager" /sc MINUTE /mo 60 /f
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:1124
    • C:\Users\Admin\AppData\Local\Temp\13.exe
      "C:\Users\Admin\AppData\Local\Temp\13.exe"
      1⤵
      • Event Triggered Execution: Image File Execution Options Injection
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5912
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c ipconfig
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4480
        • C:\Windows\system32\ipconfig.exe
          ipconfig
          3⤵
          • Gathers network information
          PID:4772
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c schtasks /create /tn "MicrosoftEdgeUpdate" /tr "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /sc MINUTE /mo 30 /f
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2972
        • C:\Windows\system32\schtasks.exe
          schtasks /create /tn "MicrosoftEdgeUpdate" /tr "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /sc MINUTE /mo 30 /f
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2184
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c reg add "HKCU\Software\Classes\CLSID\{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}" /ve /d "MicrosoftEdgeUpdate.COM" /f 2>nul
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:3984
        • C:\Windows\system32\reg.exe
          reg add "HKCU\Software\Classes\CLSID\{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}" /ve /d "MicrosoftEdgeUpdate.COM" /f
          3⤵
          • Modifies registry class
          PID:1156
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c reg add "HKCU\Software\Classes\CLSID\{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}\LocalServer32" /ve /d "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /f 2>nul
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4248
        • C:\Windows\system32\reg.exe
          reg add "HKCU\Software\Classes\CLSID\{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}\LocalServer32" /ve /d "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /f
          3⤵
          • Modifies registry class
          PID:2836
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c reg add "HKCU\Software\Classes\CLSID\{{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}}\ProgID" /ve /d "MicrosoftEdgeUpdate.COM" /f 2>nul
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:1232
        • C:\Windows\system32\reg.exe
          reg add "HKCU\Software\Classes\CLSID\{{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}}\ProgID" /ve /d "MicrosoftEdgeUpdate.COM" /f
          3⤵
          • Modifies registry class
          PID:1384
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" /v WindowsUpdate /d "\"C:\Users\Admin\AppData\Local\Temp\13.exe\"" /f
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:916
        • C:\Windows\system32\reg.exe
          reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" /v WindowsUpdate /d "\"C:\Users\Admin\AppData\Local\Temp\13.exe\"" /f
          3⤵
          • Adds policy Run key to start application
          PID:4848
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c reg query "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" /v WindowsUpdate
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:5852
        • C:\Windows\system32\reg.exe
          reg query "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" /v WindowsUpdate
          3⤵
            PID:5680
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c schtasks /create /tn "EdgeUpdateTask" /tr "\"C:\Users\Admin\AppData\Local\Temp\13.exe\" --stager" /sc MINUTE /mo 30 /f
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:3028
          • C:\Windows\system32\schtasks.exe
            schtasks /create /tn "EdgeUpdateTask" /tr "\"C:\Users\Admin\AppData\Local\Temp\13.exe\" --stager" /sc MINUTE /mo 30 /f
            3⤵
            • Scheduled Task/Job: Scheduled Task
            PID:5312
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c schtasks /create /tn "MicrosoftEdgeUpdateSafe" /tr "\"C:\Users\Admin\AppData\Local\Temp\13.exe\" --stager" /sc MINUTE /mo 60 /f 2>nul
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:5636
          • C:\Windows\system32\schtasks.exe
            schtasks /create /tn "MicrosoftEdgeUpdateSafe" /tr "\"C:\Users\Admin\AppData\Local\Temp\13.exe\" --stager" /sc MINUTE /mo 60 /f
            3⤵
            • Scheduled Task/Job: Scheduled Task
            PID:1840
      • C:\Users\Admin\AppData\Local\Temp\msh.exe
        "C:\Users\Admin\AppData\Local\Temp\msh.exe"
        1⤵
        • Event Triggered Execution: Image File Execution Options Injection
        • Executes dropped EXE
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:5176
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c ipconfig
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:3288
          • C:\Windows\system32\ipconfig.exe
            ipconfig
            3⤵
            • Gathers network information
            PID:4868
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c schtasks /create /tn "MicrosoftEdgeUpdate" /tr "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /sc MINUTE /mo 30 /f
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:4940
          • C:\Windows\system32\schtasks.exe
            schtasks /create /tn "MicrosoftEdgeUpdate" /tr "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /sc MINUTE /mo 30 /f
            3⤵
            • Scheduled Task/Job: Scheduled Task
            PID:972
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c reg add "HKCU\Software\Classes\CLSID\{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}" /ve /d "MicrosoftEdgeUpdate.COM" /f 2>nul
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:2668
          • C:\Windows\system32\reg.exe
            reg add "HKCU\Software\Classes\CLSID\{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}" /ve /d "MicrosoftEdgeUpdate.COM" /f
            3⤵
            • Modifies registry class
            PID:3380
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c reg add "HKCU\Software\Classes\CLSID\{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}\LocalServer32" /ve /d "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /f 2>nul
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:1892
          • C:\Windows\system32\reg.exe
            reg add "HKCU\Software\Classes\CLSID\{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}\LocalServer32" /ve /d "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /f
            3⤵
            • Modifies registry class
            PID:1424
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c reg add "HKCU\Software\Classes\CLSID\{{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}}\ProgID" /ve /d "MicrosoftEdgeUpdate.COM" /f 2>nul
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:1556
          • C:\Windows\system32\reg.exe
            reg add "HKCU\Software\Classes\CLSID\{{B1C05E45-C9A3-4F29-9C5A-0A8B1E2D3F4G}}\ProgID" /ve /d "MicrosoftEdgeUpdate.COM" /f
            3⤵
            • Modifies registry class
            PID:2124
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" /v WindowsUpdate /d "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\"" /f
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:3136
          • C:\Windows\system32\reg.exe
            reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" /v WindowsUpdate /d "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\"" /f
            3⤵
            • Adds policy Run key to start application
            PID:5712
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c reg query "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" /v WindowsUpdate
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:4508
          • C:\Windows\system32\reg.exe
            reg query "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" /v WindowsUpdate
            3⤵
              PID:5644
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c schtasks /create /tn "EdgeUpdateTask" /tr "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /sc MINUTE /mo 30 /f
            2⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:1080
            • C:\Windows\system32\schtasks.exe
              schtasks /create /tn "EdgeUpdateTask" /tr "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /sc MINUTE /mo 30 /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:1676
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c schtasks /create /tn "MicrosoftEdgeUpdateSafe" /tr "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /sc MINUTE /mo 60 /f 2>nul
            2⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:4312
            • C:\Windows\system32\schtasks.exe
              schtasks /create /tn "MicrosoftEdgeUpdateSafe" /tr "\"C:\Users\Admin\AppData\Local\Temp\msh.exe\" --stager" /sc MINUTE /mo 60 /f
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:4760
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k GPSvcGroup
          1⤵
            PID:5992

          Network

                MITRE ATT&CK Enterprise v16

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                Downloads

                msh.exe

                • Path C:\Users\Admin\AppData\Local\Temp\msh.exe
                • Size 820KB
                • SHA256 bf8c5ad334c9b4a8dfb7eab8e33e4869e275ababc2f042efa74fe4514ba9eb26
                • MD5 SHA1 SHA512 SSDEEP TLSH

                memory/4320-1-0x0000024923080000-0x0000024923081000-memory.dmp