Analysis

  • user interaction
    yes
  • max time kernel
    74s
  • max time network
    77s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    01/10/2026, 19:56

General

  • Target
    Initializer.exe
  • Size 149KB
  • Sample261001-yn49ksxgna
  • SHA256 99fcad0458d8b26b8a566ce54d6d1e4c753a5a7bf5b44d096dfcf196411e017b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 3.0

C2
  • jakarta-seduce.tun.ply.gg:20862

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

Extracted

Family
  • njrat

Botnet
  • Hecked

Mutex
  • 53$79$73$74$65$6d

Attributes
  • reg_key

    53$79$73$74$65$6d

  • splitter

    |-F-|

Extracted

Family
  • njrat

Version
  • 0.7d

Botnet
  • HackedBy4444

C2
  • jakarta-seduce.tun.ply.gg:20862

Mutex
  • 5fa281e7afe817d0cddab69afa7bd69f

Attributes
  • reg_key

    5fa281e7afe817d0cddab69afa7bd69f

  • splitter

    Y262SUCZ4UJJ

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

  • Family: njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Detect Xworm Payload 2 IoCs
  • Modifies Windows Firewall 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 5 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Creates a file in the Startup directory 1 TTPs 6 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Executes dropped EXE 10 IoCs
  • Adds Run key to start application 2 TTPs 11 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 6 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of WriteProcessMemory 9 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\Initializer.exe
    "C:\Users\Admin\AppData\Local\Temp\Initializer.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Users\Admin\AppData\Roaming\SystemAUDIO.exe
      "C:\Users\Admin\AppData\Roaming\SystemAUDIO.exe"
      2⤵
      • Checks computer location settings
      • Creates a file in the Startup directory
      • Executes dropped EXE
      • Adds Run key to start application
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2092
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "SystemAUDIO" /tr "C:\Users\Admin\AppData\Roaming\SystemAUDIO.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:224
    • C:\Users\Admin\AppData\Roaming\SystemAUDIO_D.exe
      "C:\Users\Admin\AppData\Roaming\SystemAUDIO_D.exe"
      2⤵
      • Checks computer location settings
      • Creates a file in the Startup directory
      • Executes dropped EXE
      • Adds Run key to start application
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3672
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\SystemAUDIO_D.exe" "SystemAUDIO_D.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:964
      • C:\Users\Admin\AppData\Local\Temp\tmp8FC3.tmp.exe
        "C:\Users\Admin\AppData\Local\Temp\tmp8FC3.tmp.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1772
        • C:\Windows\System32\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /F /TN "MasonMBR" /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\\MasonMBR.exe" /RL HIGHEST
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3824
        • C:\Users\Admin\AppData\Local\Temp\MasonSmil.exe
          "C:\Users\Admin\AppData\Local\Temp\MasonSmil.exe"
          4⤵
            PID:1784
      • C:\Users\Admin\AppData\Roaming\SystemInit.exe
        "C:\Users\Admin\AppData\Roaming\SystemInit.exe"
        2⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2144
        • C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe
          "C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe"
          3⤵
          • Creates a file in the Startup directory
          • Executes dropped EXE
          • Adds Run key to start application
          • Reads the TCP/IP host and domain name from the registry
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1868
          • C:\Windows\SysWOW64\netsh.exe
            netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe" "WindowsServices.exe" ENABLE
            4⤵
            • Modifies Windows Firewall
            • Event Triggered Execution: Netsh Helper DLL
            • System Location Discovery: System Language Discovery
            PID:4444
    • C:\Users\Admin\AppData\Roaming\SystemAUDIO.exe
      C:\Users\Admin\AppData\Roaming\SystemAUDIO.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1772
    • C:\Users\Admin\AppData\Roaming\SystemAUDIO_D.exe
      "C:\Users\Admin\AppData\Roaming\SystemAUDIO_D.exe" ..
      1⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:4364
    • C:\Users\Admin\AppData\Roaming\SystemAUDIO_D.exe
      C:\Users\Admin\AppData\Roaming\SystemAUDIO_D.exe
      1⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:2492
    • C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe
      "C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe" ..
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5032
    • C:\Users\Admin\AppData\Roaming\SystemAUDIO.exe
      C:\Users\Admin\AppData\Roaming\SystemAUDIO.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1924
    • C:\Users\Admin\AppData\Local\Temp\MasonMBR.exe
      C:\Users\Admin\AppData\Local\Temp\\MasonMBR.exe
      1⤵
        PID:2364
      • C:\Windows\system32\AUDIODG.EXE
        C:\Windows\system32\AUDIODG.EXE 0x384 0x394
        1⤵
          PID:1600

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              SystemAUDIO_D.exe.log

              • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\SystemAUDIO_D.exe.log
              • Size 411B
              • SHA256 e81508d529d4607729ea190c95e5bf809bad250638ed22fa58c307de7c8d0161
              • MD5 SHA1 SHA512 TLSH

              SystemAUDIO.exe.log

              • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\SystemAUDIO.exe.log
              • Size 654B
              • SHA256 e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced
              • MD5 SHA1 SHA512 TLSH

              MasonMBR.exe

              • Path C:\Users\Admin\AppData\Local\Temp\MasonMBR.exe
              • Size 93KB
              • SHA256 190e70e1df7f1b7b526c557c0ef0da3b67d3da130a56dc52666a65266b8146af
              • MD5 SHA1 SHA512 SSDEEP TLSH

              MasonSmil.exe

              • Path C:\Users\Admin\AppData\Local\Temp\MasonSmil.exe
              • Size 161KB
              • SHA256 fc18ac689568aea34f287e1ff20bfee7cfec3f3f626aab3d2c23a180969ae0a6
              • MD5 SHA1 SHA512 SSDEEP TLSH

              tmp8FC3.tmp.exe

              • Path C:\Users\Admin\AppData\Local\Temp\tmp8FC3.tmp.exe
              • Size 365KB
              • SHA256 f534bb9d7cc4c0f8abf8adcc592a328a64a902211ab66bafd9a0c7a333e86a20
              • MD5 SHA1 SHA512 SSDEEP TLSH

              tmp967B.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\tmp967B.tmp
              • Size 109KB
              • SHA256 fe74cb06318fd7451fed5ad5ce5605bb746bb5ef55da3fe96f52ba20e159db49
              • MD5 SHA1 SHA512 SSDEEP TLSH

              SystemAUDIO.exe

              • Path C:\Users\Admin\AppData\Roaming\SystemAUDIO.exe
              • Size 52KB
              • SHA256 b858e6ad0ceb982a904133704d80744dece9db68caf1b5a94d22bb1d3ba43b11
              • MD5 SHA1 SHA512 SSDEEP TLSH

              SystemAUDIO_D.exe

              • Path C:\Users\Admin\AppData\Roaming\SystemAUDIO_D.exe
              • Size 48KB
              • SHA256 0ca7b7f0713ac828dee1324c09a5085263ce6787b5c99d5d214bdb3c26d323eb
              • MD5 SHA1 SHA512 SSDEEP TLSH

              SystemInit.exe

              • Path C:\Users\Admin\AppData\Roaming\SystemInit.exe
              • Size 31KB
              • SHA256 7d06a6d3d7ab19fc826f9d94747a004f0a96e0ee1b99b109668d2e5da5e84b8a
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/1596-0-0x0000000000AF0000-0x0000000000B1C000-memory.dmp

              memory/1772-70-0x0000000002EB0000-0x0000000002EE8000-memory.dmp

              memory/1772-69-0x0000000000CE0000-0x0000000000D40000-memory.dmp

              memory/1784-88-0x0000000000830000-0x000000000085E000-memory.dmp

              memory/1784-92-0x0000000005FA0000-0x0000000006032000-memory.dmp

              memory/2092-28-0x00000000001B0000-0x00000000001C4000-memory.dmp

              memory/2144-31-0x0000000001810000-0x0000000001820000-memory.dmp

              memory/3672-48-0x0000000001310000-0x0000000001320000-memory.dmp

              memory/3672-30-0x0000000001310000-0x0000000001320000-memory.dmp