Analysis

  • user interaction
    yes
  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/07/2026, 16:11

General

  • Target
    l0s6b43vhyxf7mw2.exe
  • Size 1.2MB
  • Sample260723-tm3bdafp5v
  • SHA256 30e513f65ab44bf2abdd52fa6e3add4e08041a268227c5d7783f7f49fb8259f2
  • 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 1 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 6 IoCs
  • Loads dropped DLL 15 IoCs
  • Enumerates connected drives 3 TTPs 2 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 4 IoCs
  • Executes a command shell one-liner 1 TTPs 5 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Checks SCSI registry key(s) 3 TTPs 62 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 1 IoCs
  • Modifies registry class 38 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 29 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 13 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\l0s6b43vhyxf7mw2.exe
    "C:\Users\Admin\AppData\Local\Temp\l0s6b43vhyxf7mw2.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Windows\SYSTEM32\CMD.exe
      "CMD" netsh advfirewall firewall add rule name="aLZx&\2,&ZGD&3" dir=in action=allow program="C:\Windows\Windows" enable=yes & exit
      2⤵
        PID:3176
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Windows" /RL HIGHEST & exit
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4172
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Windows" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2528
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /C taskkill /im explorer.exe /f > NUL 2>&1 && timeout /t 3 /nobreak > NUL && start explorer.exe
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4540
        • 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:260
        • C:\Windows\system32\timeout.exe
          timeout /t 3 /nobreak
          3⤵
          • Loads dropped DLL
          • Delays execution with timeout.exe
          • Suspicious behavior: EnumeratesProcesses
          PID:5300
        • 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 behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of SetWindowsHookEx
          PID:2056
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Windows" /RL HIGHEST & exit
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:1040
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Windows" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:5432
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Windows" /RL HIGHEST & exit
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:5768
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Windows" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3668
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Windows" /RL HIGHEST & exit
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2448
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Windows\Windows" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:5584
    • 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:3912
    • 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:5348
    • C:\Windows\Windows
      "C:\Windows\Windows"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3416
    • C:\Windows\Windows
      "C:\Windows\Windows"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:672
    • C:\Windows\Windows
      "C:\Windows\Windows"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1716
    • C:\Windows\Windows
      "C:\Windows\Windows"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3864
    • C:\Windows\Windows
      "C:\Windows\Windows"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:252
    • C:\Windows\Windows
      "C:\Windows\Windows"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4980

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          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

          Windows

          • Path C:\Windows\Windows
          • Size 1.2MB
          • SHA256 30e513f65ab44bf2abdd52fa6e3add4e08041a268227c5d7783f7f49fb8259f2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          xdwd.dll

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

          memory/260-43-0x00007FFD2FC7F000-0x00007FFD2FC80000-memory.dmp

          memory/260-45-0x00007FFD2FB20000-0x00007FFD2FD83000-memory.dmp

          memory/260-44-0x00007FFD2FB20000-0x00007FFD2FD83000-memory.dmp

          memory/1756-6-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/1756-2-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/1756-9-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/1756-8-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/1756-10-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/1756-11-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/1756-0-0x000001EFD6790000-0x000001EFD68CA000-memory.dmp

          memory/1756-7-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/1756-5-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/1756-4-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/1756-3-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/1756-47-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/1756-1-0x00007FFD0D2DF000-0x00007FFD0D2E0000-memory.dmp

          memory/1756-70-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/1756-279-0x00007FFD0D150000-0x00007FFD0DAF4000-memory.dmp

          memory/3912-117-0x0000018314260000-0x0000018314280000-memory.dmp

          memory/3912-103-0x0000018303DE0000-0x0000018303E00000-memory.dmp

          memory/3912-84-0x0000018313ED0000-0x0000018313FD0000-memory.dmp

          memory/3912-83-0x0000018303A20000-0x0000018303A40000-memory.dmp

          memory/3912-72-0x00000183001E0000-0x00000183002E0000-memory.dmp