Analysis

  • max time kernel
    148s
  • max time network
    132s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/09/2026, 22:45

General

  • Target
    jaffacakes118_bbcec85358106d2194d7b9b93b93eaed26172754f9f5f416af1472d68d16366b.exe
  • Size 42KB
  • Sample260925-2pp3tsycld
  • SHA256 bbcec85358106d2194d7b9b93b93eaed26172754f9f5f416af1472d68d16366b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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.

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Executes a command shell one-liner 1 TTPs 2 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 36 IoCs

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

  • Runs .reg file with regedit 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_bbcec85358106d2194d7b9b93b93eaed26172754f9f5f416af1472d68d16366b.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_bbcec85358106d2194d7b9b93b93eaed26172754f9f5f416af1472d68d16366b.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5820
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c 1.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4176
      • C:\Program Files\WLmhzx\gameclien.exe
        "C:\Program Files\WLmhzx\gameclien.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:5632
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\WINDOWS\system32\mhzxin.bat
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4972
          • C:\Windows\SysWOW64\regedit.exe
            regedit.exe /s mhzx.reg
            5⤵
            • Boot or Logon Autostart Execution: Active Setup
            • System Location Discovery: System Language Discovery
            • Runs .reg file with regedit
            PID:5984
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TextInputHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TextInputHost.exe" -ServerName:InputApp.AppXk0k6mrh4r2q0ct33a9wgbez0x7v9cz5y.mca
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:3548

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        gameclien.exe

        • Path C:\Program Files\WLmhzx\gameclien.exe
        • Size 42KB
        • SHA256 bbcec85358106d2194d7b9b93b93eaed26172754f9f5f416af1472d68d16366b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        1.bat

        • Path C:\Users\Admin\AppData\Local\Temp\1.bat
        • Size 256B
        • SHA256 3f07ac5bf3394a43a14337ff931995c6a7641a4ef578d8fb3b88ee50e82fde37
        • MD5 SHA1 SHA512 TLSH

        mhzxin.bat

        • Path C:\WINDOWS\SysWOW64\mhzxin.bat
        • Size 23B
        • SHA256 061b674b67a39109110ee8ff1b00e16e722edc6e6a16e6cb3183091015ec4e97
        • MD5 SHA1 SHA512

        mhzx.reg

        • Path C:\Windows\SysWOW64\mhzx.reg
        • Size 312B
        • SHA256 5c665746ab27624fa6b072e04aec98c0ffd8d78bdfa1efd67eeff92dce8dcb66
        • MD5 SHA1 SHA512 TLSH

        sougou.ime

        • Path C:\Windows\SysWOW64\sougou.ime
        • Size 36KB
        • SHA256 5b90e69f94ce5ef5e06f386b037bd70ece33ffeaaf54749f94b4cc71d76f0b69
        • MD5 SHA1 SHA512 SSDEEP TLSH