Analysis

  • max time kernel
    115s
  • max time network
    127s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/06/2026, 13:53

General

  • Target
    uxztsux9pdb97cib.exe
  • Size 774KB
  • Sample260620-q7et2agx2x
  • SHA256 64c51dccee6bcbebf36a4f5eeedd3398871a47527b039eb84664c39272a8e6ee
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 19 IoCs
  • Enumerates connected drives 3 TTPs 4 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Looks up external IP address via web service 9 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in Windows directory 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 64 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 14 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.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\uxztsux9pdb97cib.exe
    "C:\Users\Admin\AppData\Local\Temp\uxztsux9pdb97cib.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3516
    • C:\Windows\SYSTEM32\CMD.exe
      "CMD" netsh advfirewall firewall add rule name="e@ZTKa%lKZ,BKG" dir=in action=allow program="C:\Windows\xdwd_Microsoft67" enable=yes & exit
      2⤵
        PID:4776
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\xdwd_Microsoft67" /RL HIGHEST & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2124
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\xdwd_Microsoft67" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:944
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /C taskkill /im explorer.exe /f > NUL 2>&1 && timeout /t 3 /nobreak > NUL && start explorer.exe
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3076
        • C:\Windows\system32\taskkill.exe
          taskkill /im explorer.exe /f
          3⤵
          • Loads dropped DLL
          • Kills process with taskkill
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1008
        • C:\Windows\system32\timeout.exe
          timeout /t 3 /nobreak
          3⤵
          • Loads dropped DLL
          • Delays execution with timeout.exe
          • Suspicious behavior: EnumeratesProcesses
          PID:4640
        • C:\Windows\explorer.exe
          explorer.exe
          3⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Loads dropped DLL
          • Enumerates connected drives
          • Checks SCSI registry key(s)
          • Modifies Internet Explorer settings
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of SetWindowsHookEx
          PID:5356
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\xdwd_Microsoft67" /RL HIGHEST & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4260
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\xdwd_Microsoft67" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4540
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\xdwd_Microsoft67" /RL HIGHEST & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2424
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\xdwd_Microsoft67" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:5792
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\xdwd_Microsoft67" /RL HIGHEST & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3716
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\xdwd_Microsoft67" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:1912
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3188
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2744
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4064
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Loads dropped DLL
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:4596
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3412
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:5548
    • C:\Windows\xdwd_Microsoft67
      "C:\Windows\xdwd_Microsoft67"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2868
    • C:\Windows\xdwd_Microsoft67
      "C:\Windows\xdwd_Microsoft67"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1228
    • C:\Windows\xdwd_Microsoft67
      "C:\Windows\xdwd_Microsoft67"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:4324
    • C:\Windows\xdwd_Microsoft67
      "C:\Windows\xdwd_Microsoft67"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2804
    • C:\Windows\xdwd_Microsoft67
      "C:\Windows\xdwd_Microsoft67"
      1⤵
        PID:3452
      • C:\Windows\xdwd_Microsoft67
        "C:\Windows\xdwd_Microsoft67"
        1⤵
          PID:2368
        • C:\Windows\xdwd_Microsoft67
          "C:\Windows\xdwd_Microsoft67"
          1⤵
            PID:2564

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                IconCache.db

                • Path C:\Users\Admin\AppData\Local\IconCache.db
                • Size 11KB
                • SHA256 211a6559d75fb7be8a6e1fc622441bfea9826b1ba189bb148f9bd895fccefb62
                • MD5 SHA1 SHA512 SSDEEP TLSH

                DiscoverCacheData.dat

                • Path C:\Users\Admin\AppData\Local\Microsoft\PenWorkspace\DiscoverCacheData.dat
                • Size 1022B
                • SHA256 b6a2c801905f52dca421a01a7fc94c42d14117eaf79ff17b915a1f62660226df
                • MD5 SHA1 SHA512 TLSH

                start2.bin

                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\LocalState\start2.bin
                • Size 3KB
                • SHA256 d96341443bb306689bb07c47cd868eeb4c41bda1a7decb8ec6c8d495068c35af
                • MD5 SHA1 SHA512 TLSH

                prep_Activatable Class_Hermes_perf.cache

                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                • Size 599B
                • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
                • MD5 SHA1 SHA512 TLSH

                prep_Activatable Class_Hermes_perf.cache

                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                • Size 595B
                • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
                • MD5 SHA1 SHA512 TLSH

                microsoftwindows.client[1].xml

                • Path C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\HDPJRJSC\microsoftwindows.client[1].xml
                • Size 97B
                • SHA256 084eeea809d3d42154ed56f9c110363f9d1423577f0f04b98b919115c027bf54
                • MD5 SHA1 SHA512 TLSH

                xdwd.dll

                • Path C:\Windows\xdwd.dll
                • Size 136KB
                • SHA256 35c8d022e1d917f1aabdceae98097ccc072161b302f84c768ca63e4b32ac2b66
                • MD5 SHA1 SHA512 SSDEEP TLSH

                xdwd_Microsoft67

                • Path C:\Windows\xdwd_Microsoft67
                • Size 774KB
                • SHA256 64c51dccee6bcbebf36a4f5eeedd3398871a47527b039eb84664c39272a8e6ee
                • MD5 SHA1 SHA512 SSDEEP TLSH

                memory/1008-11-0x00007FFCDCB5F000-0x00007FFCDCB60000-memory.dmp

                memory/1008-12-0x00007FFCDCA00000-0x00007FFCDCC63000-memory.dmp

                memory/1008-13-0x00007FFCDCA00000-0x00007FFCDCC63000-memory.dmp

                memory/2744-39-0x0000024380120000-0x0000024380220000-memory.dmp

                memory/2744-84-0x00000243940B0000-0x00000243940D0000-memory.dmp

                memory/2744-70-0x0000024383B90000-0x0000024383BB0000-memory.dmp

                memory/2744-44-0x0000024383C70000-0x0000024383D70000-memory.dmp

                memory/2744-43-0x0000024383850000-0x0000024383870000-memory.dmp

                memory/2744-40-0x0000024380120000-0x0000024380220000-memory.dmp

                memory/2744-200-0x0000024397A60000-0x0000024397CFE000-memory.dmp

                memory/2744-38-0x0000024380120000-0x0000024380220000-memory.dmp

                memory/3188-199-0x000001C81A500000-0x000001C81A79E000-memory.dmp

                memory/3516-5-0x00007FFCB9D50000-0x00007FFCBA6F4000-memory.dmp

                memory/3516-1-0x000001477EB90000-0x000001477EC54000-memory.dmp

                memory/3516-0-0x00007FFCB9EDF000-0x00007FFCB9EE0000-memory.dmp

                memory/3516-15-0x00007FFCB9D50000-0x00007FFCBA6F4000-memory.dmp

                memory/3516-4-0x00007FFCB9D50000-0x00007FFCBA6F4000-memory.dmp

                memory/3516-3-0x00007FFCB9D50000-0x00007FFCBA6F4000-memory.dmp

                memory/3516-169-0x00007FFCB9D50000-0x00007FFCBA6F4000-memory.dmp

                memory/3516-2-0x00007FFCB9D50000-0x00007FFCBA6F4000-memory.dmp

                memory/3516-419-0x00007FFCB9D50000-0x00007FFCBA6F4000-memory.dmp

                memory/4596-418-0x000000000EAA0000-0x000000000EC0C000-memory.dmp

                memory/5356-210-0x00000000033B0000-0x00000000033B1000-memory.dmp

                memory/5548-286-0x0000020314210000-0x0000020314230000-memory.dmp

                memory/5548-253-0x0000020301E90000-0x0000020301F90000-memory.dmp

                memory/5548-240-0x00000203001E0000-0x00000203002E0000-memory.dmp

                memory/5548-252-0x0000020301A50000-0x0000020301A70000-memory.dmp

                memory/5548-272-0x0000020301E10000-0x0000020301E30000-memory.dmp