Analysis

  • max time kernel
    150s
  • max time network
    113s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/08/2026, 15:00

General

  • Target
    Radmin-VPN-Fix.exe
  • Size 518KB
  • Sample260807-sdnwysfp8s
  • SHA256 9f2f54e3b031776ff62b533576c6e30276d66185bcfa49e0683d9b2435e430d4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Dracula, Samurai

    Dracula aka Samurai is a stealer written in C#.

  • Detects Dracula aka Samurai Stealer payload 1 IoCs
  • 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 5 IoCs
  • Loads dropped DLL 34 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 9 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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 1 TTPs 9 IoCs

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

  • Drops file in System32 directory 8 IoCs
  • Drops file in Windows directory 16 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 9 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Executes a command shell one-liner 1 TTPs 17 IoCs

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

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 6 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 2 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 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 44 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.

  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Radmin-VPN-Fix.exe
    "C:\Users\Admin\AppData\Local\Temp\Radmin-VPN-Fix.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:6132
    • C:\Windows\SYSTEM32\CMD.exe
      "CMD" netsh advfirewall firewall add rule name="= o])OJW)o7_)S" dir=in action=allow program="C:\Windows\System32\xdwdDefender.exe" enable=yes & exit
      2⤵
        PID:6420
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Windows\System32\xdwdDefender.exe" /RL HIGHEST & exit
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4960
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Windows\System32\xdwdDefender.exe" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:6580
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Windows\Web\xdwdMalwareDef.exe" /RL HIGHEST & exit
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4988
        • C:\Windows\system32\schtasks.exe
          schtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Windows\Web\xdwdMalwareDef.exe" /RL HIGHEST
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3596
      • C:\Windows\System32\xdwdDefender.exe
        "C:\Windows\System32\xdwdDefender.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Suspicious use of AdjustPrivilegeToken
        PID:2160
    • C:\Windows\System32\xdwdDefender.exe
      C:\Windows\System32\xdwdDefender.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Accesses Microsoft Outlook profiles
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1252
      • C:\Windows\System32\cmd.exe
        "cmd" /C chcp 65001 && netsh wlan show profiles | findstr All
        2⤵
        • Executes a command shell one-liner
        • System Network Configuration Discovery: Wi-Fi Discovery
        • Suspicious use of WriteProcessMemory
        PID:2952
        • C:\Windows\system32\chcp.com
          chcp 65001
          3⤵
            PID:4384
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            3⤵
            • Loads dropped DLL
            • Event Triggered Execution: Netsh Helper DLL
            • System Network Configuration Discovery: Wi-Fi Discovery
            • Suspicious behavior: EnumeratesProcesses
            PID:6288
          • C:\Windows\system32\findstr.exe
            findstr All
            3⤵
            • Loads dropped DLL
            • Suspicious behavior: EnumeratesProcesses
            PID:5248
        • C:\Windows\System32\CMD.exe
          "CMD" /c schtasks /deleTe /F /Tn "Microsoft\Windows\WAppCrashNvTew" & exit& exit
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:2552
          • C:\Windows\system32\schtasks.exe
            schtasks /deleTe /F /Tn "Microsoft\Windows\WAppCrashNvTew"
            3⤵
            • Loads dropped DLL
            • Suspicious behavior: EnumeratesProcesses
            PID:944
        • C:\Windows\System32\CMD.exe
          "CMD" /c schtasks /deleTe /F /Tn "Microsoft\MachineCore" & exit& exit
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:2460
          • C:\Windows\system32\schtasks.exe
            schtasks /deleTe /F /Tn "Microsoft\MachineCore"
            3⤵
            • Loads dropped DLL
            • Suspicious behavior: EnumeratesProcesses
            PID:1068
      • C:\Windows\Web\xdwdMalwareDef.exe
        C:\Windows\Web\xdwdMalwareDef.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:5444
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Windows\System32\xdwdDefender.exe" /RL HIGHEST & exit
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:4812
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Windows\System32\xdwdDefender.exe" /RL HIGHEST
            3⤵
            • Loads dropped DLL
            • Scheduled Task/Job: Scheduled Task
            PID:2724
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Windows\Web\xdwdMalwareDef.exe" /RL HIGHEST & exit
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:4084
          • C:\Windows\system32\schtasks.exe
            schtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Windows\Web\xdwdMalwareDef.exe" /RL HIGHEST
            3⤵
            • Loads dropped DLL
            • Scheduled Task/Job: Scheduled Task
            PID:4712
      • C:\Windows\System32\xdwdDefender.exe
        "C:\Windows\System32\xdwdDefender.exe"
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2660
        • C:\Windows\System32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Windows\System32\xdwdDefender.exe" /RL HIGHEST & exit
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:2540
          • C:\Windows\System32\schtasks.exe
            schtasks /create /f /sc minute /mo 1 /tn "Microsoft\Windows\WAppCrashNvTew" /tr "C:\Windows\System32\xdwdDefender.exe" /RL HIGHEST
            3⤵
            • Scheduled Task/Job: Scheduled Task
            PID:1688
        • C:\Windows\System32\cmd.exe
          "cmd" /c schtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Windows\Web\xdwdMalwareDef.exe" /RL HIGHEST & exit
          2⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:1812
          • C:\Windows\System32\schtasks.exe
            schtasks /create /f /sc minute /mo 30 /tn "Microsoft\MachineCore" /tr "C:\Windows\Web\xdwdMalwareDef.exe" /RL HIGHEST
            3⤵
            • Scheduled Task/Job: Scheduled Task
            PID:3644
        • C:\Windows\System32\cmd.exe
          "cmd" /C chcp 65001 && netsh wlan show profiles | findstr All
          2⤵
          • Executes a command shell one-liner
          • System Network Configuration Discovery: Wi-Fi Discovery
          • Suspicious use of WriteProcessMemory
          PID:4252
          • C:\Windows\System32\chcp.com
            chcp 65001
            3⤵
              PID:2252
            • C:\Windows\System32\netsh.exe
              netsh wlan show profiles
              3⤵
              • Loads dropped DLL
              • Event Triggered Execution: Netsh Helper DLL
              • System Network Configuration Discovery: Wi-Fi Discovery
              PID:6544
            • C:\Windows\System32\findstr.exe
              findstr All
              3⤵
              • Loads dropped DLL
              PID:3112
          • C:\Windows\System32\CMD.exe
            "CMD" /c schtasks /deleTe /F /Tn "Microsoft\Windows\WAppCrashNvTew" & exit& exit
            2⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:4040
            • C:\Windows\System32\schtasks.exe
              schtasks /deleTe /F /Tn "Microsoft\Windows\WAppCrashNvTew"
              3⤵
                PID:5352
            • C:\Windows\System32\CMD.exe
              "CMD" /c schtasks /deleTe /F /Tn "Microsoft\MachineCore" & exit& exit
              2⤵
              • Executes a command shell one-liner
              • Suspicious use of WriteProcessMemory
              PID:800
              • C:\Windows\System32\schtasks.exe
                schtasks /deleTe /F /Tn "Microsoft\MachineCore"
                3⤵
                  PID:1952
            • C:\Windows\System32\xdwdDefender.exe
              "C:\Windows\System32\xdwdDefender.exe"
              1⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Accesses Microsoft Outlook profiles
              • Drops file in System32 directory
              • Drops file in Windows directory
              • Checks processor information in registry
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              • outlook_office_path
              • outlook_win_path
              PID:7020
              • C:\Windows\System32\cmd.exe
                "cmd" /C chcp 65001 && netsh wlan show profiles | findstr All
                2⤵
                • Executes a command shell one-liner
                • System Network Configuration Discovery: Wi-Fi Discovery
                • Suspicious use of WriteProcessMemory
                PID:3556
                • C:\Windows\System32\chcp.com
                  chcp 65001
                  3⤵
                    PID:3404
                  • C:\Windows\System32\netsh.exe
                    netsh wlan show profiles
                    3⤵
                    • Loads dropped DLL
                    • Event Triggered Execution: Netsh Helper DLL
                    • System Network Configuration Discovery: Wi-Fi Discovery
                    PID:1076
                  • C:\Windows\System32\findstr.exe
                    findstr All
                    3⤵
                    • Loads dropped DLL
                    PID:6624
                • C:\Windows\System32\CMD.exe
                  "CMD" /c schtasks /deleTe /F /Tn "Microsoft\Windows\WAppCrashNvTew" & exit& exit
                  2⤵
                  • Executes a command shell one-liner
                  • Suspicious use of WriteProcessMemory
                  PID:616
                  • C:\Windows\System32\schtasks.exe
                    schtasks /deleTe /F /Tn "Microsoft\Windows\WAppCrashNvTew"
                    3⤵
                      PID:5360
                  • C:\Windows\System32\CMD.exe
                    "CMD" /c schtasks /deleTe /F /Tn "Microsoft\MachineCore" & exit& exit
                    2⤵
                    • Executes a command shell one-liner
                    • Suspicious use of WriteProcessMemory
                    PID:248
                    • C:\Windows\System32\schtasks.exe
                      schtasks /deleTe /F /Tn "Microsoft\MachineCore"
                      3⤵
                        PID:6388
                    • C:\Windows\System32\cmd.exe
                      "cmd" /C taskkill /im explorer.exe /f && TimeOut 2 && start explorer.exe
                      2⤵
                      • Executes a command shell one-liner
                      • Suspicious use of WriteProcessMemory
                      PID:3372
                      • C:\Windows\System32\taskkill.exe
                        taskkill /im explorer.exe /f
                        3⤵
                        • Kills process with taskkill
                        • Suspicious use of AdjustPrivilegeToken
                        PID:4740
                      • C:\Windows\System32\timeout.exe
                        TimeOut 2
                        3⤵
                        • Delays execution with timeout.exe
                        PID:6228
                      • C:\Windows\explorer.exe
                        explorer.exe
                        3⤵
                        • Boot or Logon Autostart Execution: Active Setup
                        • Enumerates connected drives
                        • Checks SCSI registry key(s)
                        • Modifies Internet Explorer settings
                        • Modifies registry class
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of FindShellTrayWindow
                        • Suspicious use of SendNotifyMessage
                        • Suspicious use of SetWindowsHookEx
                        PID:2948
                    • C:\Windows\system32\cmd.exe
                      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp56C8.tmp.bat""
                      2⤵
                      • Drops file in System32 directory
                      • Executes a command shell one-liner
                      • Suspicious use of WriteProcessMemory
                      PID:6288
                      • C:\Windows\System32\timeout.exe
                        timeout 10 "C:\Windows\System32"DEL "xdwdDefender.exe" /f /qCD "C:\Windows\Web"DEL "xdwdMalwareDef.exe" /f /qCD "C:\Windows"DEL "xdwd.dll" /f /qCD "C:\Users\Admin\AppData\Local\Temp"DEL "tmp56C8.tmp.bat" /f /q
                        3⤵
                        • Delays execution with timeout.exe
                        PID:7140
                  • 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:4384
                  • 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:2112

                  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 607B
                        • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
                        • 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

                        tmp56C8.tmp.bat

                        • Path C:\Users\Admin\AppData\Local\Temp\tmp56C8.tmp.bat
                        • Size 217B
                        • SHA256 19fd65043597409791b63b84bf289645052f7334123e98acdef98d473e12bdfa
                        • MD5 SHA1 SHA512 TLSH

                        xdwdDefender.exe

                        • Path C:\Windows\System32\xdwdDefender.exe
                        • Size 518KB
                        • SHA256 9f2f54e3b031776ff62b533576c6e30276d66185bcfa49e0683d9b2435e430d4
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        xdwd.dll

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

                        memory/1252-122-0x000000001C190000-0x000000001C1E0000-memory.dmp

                        memory/1252-121-0x0000000002780000-0x00000000027AA000-memory.dmp

                        memory/2112-351-0x000001560A880000-0x000001560A9F6000-memory.dmp

                        memory/4384-188-0x000002B603E60000-0x000002B603F60000-memory.dmp

                        memory/4384-156-0x000002B6001E0000-0x000002B6002E0000-memory.dmp

                        memory/4384-196-0x000002B603DE0000-0x000002B603E00000-memory.dmp

                        memory/4384-221-0x000002B604280000-0x000002B6042A0000-memory.dmp

                        memory/4384-187-0x000002B603A20000-0x000002B603A40000-memory.dmp

                        memory/6132-6-0x00007FFC626A0000-0x00007FFC63044000-memory.dmp

                        memory/6132-109-0x00007FFC626A0000-0x00007FFC63044000-memory.dmp

                        memory/6132-9-0x00007FFC626A0000-0x00007FFC63044000-memory.dmp

                        memory/6132-8-0x00007FFC626A0000-0x00007FFC63044000-memory.dmp

                        memory/6132-7-0x00007FFC626A0000-0x00007FFC63044000-memory.dmp

                        memory/6132-0-0x00000000006D0000-0x0000000000756000-memory.dmp

                        memory/6132-5-0x00007FFC626A0000-0x00007FFC63044000-memory.dmp

                        memory/6132-4-0x00007FFC626A0000-0x00007FFC63044000-memory.dmp

                        memory/6132-3-0x00007FFC626A0000-0x00007FFC63044000-memory.dmp

                        memory/6132-2-0x00007FFC626A0000-0x00007FFC63044000-memory.dmp

                        memory/6132-1-0x00007FFC6282F000-0x00007FFC62830000-memory.dmp