Analysis

  • max time kernel
    145s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/10/2026, 08:28

General

  • Target
    install.2.0.15.exe
  • Size 30.5MB
  • Sample261024-kdgtmstsbx
  • SHA256 d4cf48148cf6f44ef2eeb651e8ceecb64d6c2c6b3e2a0557fa0f65a6c1e57aef
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Windows security bypass 2 TTPs 2 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.

  • 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 21 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.2.0.15.exe
    "C:\Users\Admin\AppData\Local\Temp\install.2.0.15.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4284
  • C:\Users\Public\lbbqmL\ErXn55.exe
    "C:\Users\Public\lbbqmL\ErXn55.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:5512
    • 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:3864
    • 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\lbbqmL\" /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:4396
      • 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\lbbqmL\" /t REG_DWORD /d 0 /f"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:6104
      • C:\Windows\system32\schtasks.exe
        SCHTASKS /Run /TN "Task1"
        3⤵
          PID:4132
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Delete /TN "Task1" /F
          3⤵
            PID:5992
        • 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:2888
          • 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:932
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Run /TN "Task1"
            3⤵
              PID:5540
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Delete /TN "Task1" /F
              3⤵
                PID:1764
            • 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:4888
              • 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:2616
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Run /TN "Task1"
                3⤵
                  PID:3436
                • 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:\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:712
                  • 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:5724
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Run /TN "Task1"
                    3⤵
                      PID:1968
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Delete /TN "Task1" /F
                      3⤵
                        PID:4988
                    • 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:4008
                      • 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:4292
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Run /TN "Task1"
                        3⤵
                          PID:1336
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Delete /TN "Task1" /F
                          3⤵
                            PID:5744
                      • C:\Windows\system32\cmd.exe
                        "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\lbbqmL" /t REG_DWORD /d 0 /f
                        1⤵
                        • Executes a command shell one-liner
                        • Suspicious use of WriteProcessMemory
                        PID:3792
                        • C:\Windows\System32\reg.exe
                          reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\lbbqmL" /t REG_DWORD /d 0 /f
                          2⤵
                            PID:1272
                        • C:\Windows\system32\cmd.exe
                          cmd.exe
                          1⤵
                            PID:5552
                          • C:\Users\Public\lbbqmL\ErXn55.exe
                            "C:\Users\Public\lbbqmL\ErXn55.exe"
                            1⤵
                            • Executes dropped EXE
                            • Loads dropped DLL
                            PID:3244
                          • 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:2532
                            • 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:2052
                          • 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
                            PID:692
                            • 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⤵
                                PID:5780

                            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 a0edb7258166916f11e04c6b0f4880f908e47fe434ae5f9ee850e8fdf5a937f1
                                  • MD5 SHA1 SHA512 TLSH

                                  B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6

                                  • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6
                                  • Size 1KB
                                  • SHA256 a7ff92e6fbe3a854159b590b4d8fa15e8cfe6b397f3ddefa8fc8b18fdbd85d8d
                                  • MD5 SHA1 SHA512 TLSH

                                  0DA515F703BB9B49479E8697ADB0B955_A825BDF54036A41AFA74CBF923C33A97

                                  • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\0DA515F703BB9B49479E8697ADB0B955_A825BDF54036A41AFA74CBF923C33A97
                                  • Size 512B
                                  • SHA256 612764e2b96c104e2982d0aed8ef0893714fe8cf487def00ef689039d392bdeb
                                  • MD5 SHA1 SHA512 TLSH

                                  B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6

                                  • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6
                                  • Size 506B
                                  • SHA256 4239e3248428c9bb615d57b64f64ce2585c1946ac5ea7eb1a9e52ba06df8b489
                                  • MD5 SHA1 SHA512 TLSH

                                  __PSScriptPolicyTest_thp3vubm.x1m.psm1

                                  • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_thp3vubm.x1m.psm1
                                  • Size 60B
                                  • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                  • MD5 SHA1 SHA512 TLSH

                                  ErXn55.exe

                                  • Path C:\Users\Public\lbbqmL\ErXn55.exe
                                  • Size 135KB
                                  • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  UxEnhance64.dll

                                  • Path C:\Users\Public\lbbqmL\UxEnhance64.dll
                                  • Size 3.1MB
                                  • SHA256 7d03ccf576728b59c4d3b5860b67be494366c7f0cf9f1565b7d32b23791c690d
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  adoresd.dat

                                  • Path C:\Users\Public\lbbqmL\adoresd.dat
                                  • Size 4.8MB
                                  • SHA256 0708e3fff095f7d390f6a33c82cb77836131943624ce2afcfce2a862c35d7a61
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  msadox.tb

                                  • Path C:\Users\Public\lbbqmL\msadox.tb
                                  • Size 8KB
                                  • SHA256 a0bd6a7d8b21e4e8dc833edb02287a2802c45cabb8271d04980f9c1bc04fceef
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  memory/3244-582-0x00007FFC865A0000-0x00007FFC865A2000-memory.dmp

                                  memory/3244-583-0x0000023D2E180000-0x0000023D2EA57000-memory.dmp

                                  memory/3244-577-0x00007FFC63970000-0x00007FFC63E8E000-memory.dmp

                                  memory/3244-580-0x0000023D2E180000-0x0000023D2EA57000-memory.dmp

                                  memory/3244-587-0x0000023D2E180000-0x0000023D2EA57000-memory.dmp

                                  memory/3244-589-0x0000023D2E180000-0x0000023D2EA57000-memory.dmp

                                  memory/3244-588-0x0000023D2E180000-0x0000023D2EA57000-memory.dmp

                                  memory/3244-591-0x00007FFC86590000-0x00007FFC86592000-memory.dmp

                                  memory/3244-590-0x0000023D2E180000-0x0000023D2EA57000-memory.dmp

                                  memory/3864-597-0x000002045C6F0000-0x000002045C712000-memory.dmp

                                  memory/3864-600-0x000002045C6C0000-0x000002045C6DE000-memory.dmp

                                  memory/3864-603-0x000002045C920000-0x000002045C9D2000-memory.dmp

                                  memory/3864-604-0x000002045C6E0000-0x000002045C6EA000-memory.dmp

                                  memory/4284-524-0x0000000002610000-0x000000000261E000-memory.dmp

                                  memory/4284-0-0x0000000002610000-0x000000000261E000-memory.dmp

                                  memory/4284-525-0x00007FFC7DC70000-0x00007FFC7DC82000-memory.dmp

                                  memory/4284-504-0x00007FFC7DC70000-0x00007FFC7DC82000-memory.dmp

                                  memory/4284-2-0x0000000003DD0000-0x0000000003DDC000-memory.dmp

                                  memory/4284-1-0x0000000002610000-0x000000000261E000-memory.dmp

                                  memory/5512-536-0x000002B36B450000-0x000002B36BD27000-memory.dmp

                                  memory/5512-567-0x000002B36B450000-0x000002B36BD27000-memory.dmp

                                  memory/5512-566-0x000002B36B450000-0x000002B36BD27000-memory.dmp

                                  memory/5512-564-0x000002B36B450000-0x000002B36BD27000-memory.dmp

                                  memory/5512-559-0x000002B36C100000-0x000002B36C18A000-memory.dmp

                                  memory/5512-560-0x000002B36C100000-0x000002B36C18A000-memory.dmp

                                  memory/5512-561-0x000002B36C100000-0x000002B36C18A000-memory.dmp

                                  memory/5512-556-0x000002B36B450000-0x000002B36BD27000-memory.dmp

                                  memory/5512-562-0x000002B36C100000-0x000002B36C18A000-memory.dmp

                                  memory/5512-558-0x000002B36A9D0000-0x000002B36AA1E000-memory.dmp

                                  memory/5512-550-0x000002B36B450000-0x000002B36BD27000-memory.dmp

                                  memory/5512-543-0x000002B36B450000-0x000002B36BD27000-memory.dmp

                                  memory/5512-546-0x000002B36B450000-0x000002B36BD27000-memory.dmp

                                  memory/5512-545-0x000002B36B450000-0x000002B36BD27000-memory.dmp

                                  memory/5512-544-0x000002B36B450000-0x000002B36BD27000-memory.dmp

                                  memory/5512-539-0x000002B36B450000-0x000002B36BD27000-memory.dmp

                                  memory/5512-538-0x00007FFC865A0000-0x00007FFC865A2000-memory.dmp

                                  memory/5512-531-0x00007FFC63970000-0x00007FFC63E8E000-memory.dmp

                                  memory/5512-530-0x00007FFC86590000-0x00007FFC86592000-memory.dmp

                                  memory/5512-607-0x000002B36B450000-0x000002B36BD27000-memory.dmp