Analysis

  • max time kernel
    163s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-08-2023 11:36

General

  • Target

    d75e9da18146884e5974d336828bc863d6bf0adf7d8bd0f71060b8985bf1acab.exe

  • Size

    5.8MB

  • MD5

    d506a05bdfb2f52133eb5a2df703638f

  • SHA1

    ad17d692eabca532c6eeebfb0a349643b3917158

  • SHA256

    d75e9da18146884e5974d336828bc863d6bf0adf7d8bd0f71060b8985bf1acab

  • SHA512

    2aa64ca5ddec6d12ea89078f908b77d2d7891d75c012d797a43e8b173c4eec0b19dabc845cd81b24533cbed8e4611e3324dd027348d8e161cca89ff1d6506bee

  • SSDEEP

    98304:AqVQ4tml/iUm4XHb8vFtYkQ4rSz9rAmLJHORm6UJamI3LeojzZARZpkAdcc6IjWF:/J+jX7oDHrSpru+W3KMZkvdagNXhJs0I

Malware Config

Signatures

  • Generic Chinese Botnet

    A botnet originating from China which is currently unnamed publicly.

  • Chinese Botnet payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d75e9da18146884e5974d336828bc863d6bf0adf7d8bd0f71060b8985bf1acab.exe
    "C:\Users\Admin\AppData\Local\Temp\d75e9da18146884e5974d336828bc863d6bf0adf7d8bd0f71060b8985bf1acab.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:60
    • C:\Windows\GameLoadep.exe
      C:\Windows\GameLoadep.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:3876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\GameLoadep.exe

    Filesize

    864KB

    MD5

    645a7e5dc4adc68141447b01cb9cec49

    SHA1

    2f83beeb3031aa238c8eba4ae04398ff38274780

    SHA256

    76931bce0663f68f95a46414d389042181c690749eed44cb09aae325a0b9ef17

    SHA512

    fdf56fcacc1b43c94bd2811ad3926706f7382fc1d3e20c58b050cf254019c3b6226d0ffa8d4ba6aec259d3a99cb63d06d02156dd6dabab59b91418ba462885de

  • C:\Windows\GameLoadep.exe

    Filesize

    864KB

    MD5

    645a7e5dc4adc68141447b01cb9cec49

    SHA1

    2f83beeb3031aa238c8eba4ae04398ff38274780

    SHA256

    76931bce0663f68f95a46414d389042181c690749eed44cb09aae325a0b9ef17

    SHA512

    fdf56fcacc1b43c94bd2811ad3926706f7382fc1d3e20c58b050cf254019c3b6226d0ffa8d4ba6aec259d3a99cb63d06d02156dd6dabab59b91418ba462885de

  • memory/60-134-0x0000000002880000-0x0000000002881000-memory.dmp

    Filesize

    4KB

  • memory/60-7145-0x0000000002880000-0x0000000002881000-memory.dmp

    Filesize

    4KB

  • memory/60-7144-0x0000000002880000-0x0000000002881000-memory.dmp

    Filesize

    4KB

  • memory/3876-6023-0x00000000760A0000-0x000000007611A000-memory.dmp

    Filesize

    488KB

  • memory/3876-4014-0x0000000076720000-0x00000000768C0000-memory.dmp

    Filesize

    1.6MB

  • memory/3876-140-0x0000000076EF0000-0x0000000077105000-memory.dmp

    Filesize

    2.1MB

  • memory/3876-138-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/3876-13210-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/3876-13211-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/3876-13213-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/3876-13214-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/3876-13215-0x0000000010000000-0x0000000010018000-memory.dmp

    Filesize

    96KB

  • memory/3876-13218-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB