Analysis

  • max time kernel
    149s
  • max time network
    152s
  • 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, 05:15

General

  • Target
    appinst_up004.exe
  • Size 36.8MB
  • Sample260815-fxkmesfk4w
  • SHA256 3caf123dade027b359dff1a0697d6f1bfdf58bf53711c1e734d93af07c7990de
  • 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
  • Drops file in Program Files directory 9 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\appinst_up004.exe
    "C:\Users\Admin\AppData\Local\Temp\appinst_up004.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:5012
  • C:\Users\Public\aZRog3\mNmtwI.exe
    "C:\Users\Public\aZRog3\mNmtwI.exe"
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4332
    • 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:3556
    • 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\aZRog3\" /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:1784
      • 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\aZRog3\" /t REG_DWORD /d 0 /f"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4220
      • C:\Windows\system32\schtasks.exe
        SCHTASKS /Run /TN "Task1"
        3⤵
          PID:6068
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Delete /TN "Task1" /F
          3⤵
            PID:784
        • 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:1892
          • 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:1748
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Run /TN "Task1"
            3⤵
              PID:4452
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Delete /TN "Task1" /F
              3⤵
                PID:5792
            • 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:2516
              • 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:3200
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Run /TN "Task1"
                3⤵
                  PID:2736
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Delete /TN "Task1" /F
                  3⤵
                    PID:1728
                • 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:5044
                  • 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:2452
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Run /TN "Task1"
                    3⤵
                      PID:5720
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Delete /TN "Task1" /F
                      3⤵
                        PID:4104
                    • 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:1204
                      • 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:3524
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Run /TN "Task1"
                        3⤵
                          PID:1524
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Delete /TN "Task1" /F
                          3⤵
                            PID:5904
                        • C:\Program Files (x86)\Y3Hm6e\Y3Hm6e.exe
                          "C:\Program Files (x86)\Y3Hm6e\Y3Hm6e.exe"
                          2⤵
                            PID:4928
                        • C:\Users\Public\aZRog3\mNmtwI.exe
                          "C:\Users\Public\aZRog3\mNmtwI.exe"
                          1⤵
                          • Executes dropped EXE
                          • Loads dropped DLL
                          PID:2624
                        • C:\Windows\system32\cmd.exe
                          "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\aZRog3" /t REG_DWORD /d 0 /f
                          1⤵
                          • Executes a command shell one-liner
                          • Suspicious use of WriteProcessMemory
                          PID:2684
                          • C:\Windows\System32\reg.exe
                            reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\aZRog3" /t REG_DWORD /d 0 /f
                            2⤵
                            • Windows security bypass
                            PID:4324
                        • C:\Windows\system32\cmd.exe
                          cmd.exe
                          1⤵
                            PID:4076
                          • 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:1844
                            • 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:568
                          • 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:2932
                            • 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:5776
                          • 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:3220
                            • 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:1064

                          Network

                                MITRE ATT&CK Enterprise v16

                                Replay Monitor

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                                Downloads

                                XPSPLOG.dll

                                • Path C:\Program Files (x86)\Y3Hm6e\XPSPLOG.dll
                                • Size 4.6MB
                                • SHA256 8054616452b5c1c3381a9ef67ea5d539a6ec6ab930949936b806e50a4c92c2eb
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                Y3Hm6e.exe

                                • Path C:\Program Files (x86)\Y3Hm6e\Y3Hm6e.exe
                                • Size 145KB
                                • SHA256 6d6ba2bc9ad414837826f7278bc3e0116f1aeda02d0c2284ed65819f5d9180a8
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                image.png

                                • Path C:\Program Files (x86)\Y3Hm6e\image.png
                                • Size 3.2MB
                                • SHA256 876bafe9aaf515dab7471bbfe39c95d3534917388fb41dee531d7d9ca28e918b
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                UxEnhance64.dll

                                • Path C:\Users\Public\aZRog3\UxEnhance64.dll
                                • Size 3.1MB
                                • SHA256 51f2149656a2c42466c5177840d139e3958bb6d0e16934037cee42c0b588e37a
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                adoresd.dat

                                • Path C:\Users\Public\aZRog3\adoresd.dat
                                • Size 4.7MB
                                • SHA256 1fc6a402ad865fefee2c9432bb632536736f9879346cf630096efe6db408b86e
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                mNmtwI.exe

                                • Path C:\Users\Public\aZRog3\mNmtwI.exe
                                • Size 135KB
                                • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                msadox.tb

                                • Path C:\Users\Public\aZRog3\msadox.tb
                                • Size 8KB
                                • SHA256 8c896ad4f8c3824f63a01044f008c6be53899e02864773fd708f99a4d40e9236
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                memory/2624-587-0x00007FFAA7F70000-0x00007FFAA7F72000-memory.dmp

                                memory/2624-573-0x00007FFA87740000-0x00007FFA87C5E000-memory.dmp

                                memory/2624-579-0x000002919C2E0000-0x000002919CB67000-memory.dmp

                                memory/2624-586-0x000002919C2E0000-0x000002919CB67000-memory.dmp

                                memory/2624-584-0x000002919C2E0000-0x000002919CB67000-memory.dmp

                                memory/2624-585-0x000002919C2E0000-0x000002919CB67000-memory.dmp

                                memory/2624-583-0x000002919C2E0000-0x000002919CB67000-memory.dmp

                                memory/2624-578-0x00007FFAA7F80000-0x00007FFAA7F82000-memory.dmp

                                memory/2624-576-0x000002919C2E0000-0x000002919CB67000-memory.dmp

                                memory/3556-607-0x000001D168B20000-0x000001D168B2A000-memory.dmp

                                memory/3556-606-0x000001D168B50000-0x000001D168C02000-memory.dmp

                                memory/3556-605-0x000001D168B30000-0x000001D168B4E000-memory.dmp

                                memory/3556-600-0x000001D168AD0000-0x000001D168AF2000-memory.dmp

                                memory/4332-544-0x000001F1DE8D0000-0x000001F1DF157000-memory.dmp

                                memory/4332-550-0x000001F1DE8D0000-0x000001F1DF157000-memory.dmp

                                memory/4332-560-0x000001F1DF1F0000-0x000001F1DF27A000-memory.dmp

                                memory/4332-559-0x000001F1DF1F0000-0x000001F1DF27A000-memory.dmp

                                memory/4332-557-0x000001F1DC6F0000-0x000001F1DC73E000-memory.dmp

                                memory/4332-563-0x000001F1DE8D0000-0x000001F1DF157000-memory.dmp

                                memory/4332-565-0x000001F1DE8D0000-0x000001F1DF157000-memory.dmp

                                memory/4332-566-0x000001F1DE8D0000-0x000001F1DF157000-memory.dmp

                                memory/4332-558-0x000001F1DF1F0000-0x000001F1DF27A000-memory.dmp

                                memory/4332-531-0x00007FFA87740000-0x00007FFA87C5E000-memory.dmp

                                memory/4332-546-0x000001F1DE8D0000-0x000001F1DF157000-memory.dmp

                                memory/4332-530-0x00007FFAA7F70000-0x00007FFAA7F72000-memory.dmp

                                memory/4332-545-0x000001F1DE8D0000-0x000001F1DF157000-memory.dmp

                                memory/4332-561-0x000001F1DF1F0000-0x000001F1DF27A000-memory.dmp

                                memory/4332-543-0x000001F1DE8D0000-0x000001F1DF157000-memory.dmp

                                memory/4332-538-0x00007FFAA7F80000-0x00007FFAA7F82000-memory.dmp

                                memory/4332-539-0x000001F1DE8D0000-0x000001F1DF157000-memory.dmp

                                memory/4332-536-0x000001F1DE8D0000-0x000001F1DF157000-memory.dmp

                                memory/4928-675-0x0000000000AB0000-0x0000000000AB1000-memory.dmp

                                memory/4928-676-0x0000000074D30000-0x000000007547A000-memory.dmp

                                memory/5012-0-0x00000000004D0000-0x00000000004DE000-memory.dmp

                                memory/5012-504-0x00007FFA9D7F0000-0x00007FFA9D802000-memory.dmp

                                memory/5012-2-0x00000000004E0000-0x00000000004EC000-memory.dmp

                                memory/5012-1-0x00000000004D0000-0x00000000004DE000-memory.dmp

                                memory/5012-524-0x00000000004D0000-0x00000000004DE000-memory.dmp

                                memory/5012-525-0x00007FFA9D7F0000-0x00007FFA9D802000-memory.dmp