Analysis

  • user interaction
    yes
  • max time kernel
    235s
  • max time network
    221s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260911-en
  • resource tags

    arch:x64arch:x86image:win11-20260911-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    13/09/2026, 16:03

General

  • Target
    点击安装中文语言包1.exe
  • Size 464KB
  • Sample260913-thbymazamd
  • SHA256 d1ab754415972d89e5b17baca0906c3ccab59ad61eec55988688ee1daf08e122
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 1 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\点击安装中文语言包1.exe
    "C:\Users\Admin\AppData\Local\Temp\点击安装中文语言包1.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3136
    • C:\ProgramData\j6x1uwxmbi\helper_64_dr.exe
      "C:\ProgramData\j6x1uwxmbi\helper_64_dr.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3392
  • C:\ProgramData\j6x1uwxmbi\helper_64_dr.exe
    C:\ProgramData\j6x1uwxmbi\helper_64_dr.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    PID:4476

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        cc.dll

        • Path C:\ProgramData\j6x1uwxmbi\cc.dll
        • Size 112KB
        • SHA256 02b496e925c90a4eaf57be0b31233563a0fd360d21d23ce3f7e27956aeabba1c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper_64_dr.exe

        • Path C:\ProgramData\j6x1uwxmbi\helper_64_dr.exe
        • Size 112KB
        • SHA256 a024f750359a012af1ce04dec086c3f150a3575ea22909f796f8f1a876753854
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3392-81-0x0000000180000000-0x0000000180035000-memory.dmp

        memory/3392-77-0x0000000180000000-0x0000000180035000-memory.dmp

        memory/3392-10-0x00007FF83D564000-0x00007FF83D565000-memory.dmp

        memory/3392-12-0x0000029523060000-0x0000029523090000-memory.dmp

        memory/3392-26-0x0000000180000000-0x0000000180035000-memory.dmp

        memory/3392-28-0x0000000180000000-0x0000000180035000-memory.dmp

        memory/3392-9-0x00007FF83D4C0000-0x00007FF83D6C9000-memory.dmp

        memory/3392-11-0x0000029523010000-0x0000029523013000-memory.dmp

        memory/3392-76-0x0000000180000000-0x0000000180035000-memory.dmp

        memory/3392-25-0x0000000180000000-0x0000000180035000-memory.dmp

        memory/3392-24-0x0000000180000000-0x0000000180035000-memory.dmp

        memory/3392-23-0x0000000180000000-0x0000000180035000-memory.dmp

        memory/3392-84-0x0000000180000000-0x0000000180035000-memory.dmp

        memory/3392-22-0x0000000180000000-0x0000000180035000-memory.dmp

        memory/3392-21-0x0000000180000000-0x0000000180035000-memory.dmp

        memory/3392-14-0x0000000180000000-0x0000000180035000-memory.dmp