Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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 11:15

General

  • Target

    90e949b63983398905ffae5b9b591cf6737d5fffba16e9c4a6222c43e08fc943.exe

  • Size

    5.8MB

  • MD5

    dbd49c1d2a12a1787959c7c34aebf295

  • SHA1

    290c64f5143a61a67408b0c7f20680f75bb2667c

  • SHA256

    90e949b63983398905ffae5b9b591cf6737d5fffba16e9c4a6222c43e08fc943

  • SHA512

    e10e246501bccda197d5c2e3fc27c1c82c4fa923deaa49f9ad562160d0727855c2937f9cac52fe95c91991e8a4ff7f8833176c55db29ce394924b1890b0e0beb

  • SSDEEP

    98304:AqVQ4tml/iUm4XHb8vFtYkQ5rSz9rAmLJHORm6UJamI3LeojzZARZpkAdcc6IjWF:/J+jX7oDerSpru+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\90e949b63983398905ffae5b9b591cf6737d5fffba16e9c4a6222c43e08fc943.exe
    "C:\Users\Admin\AppData\Local\Temp\90e949b63983398905ffae5b9b591cf6737d5fffba16e9c4a6222c43e08fc943.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2600
    • 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:5116

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/2600-7896-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

    Filesize

    4KB

  • memory/2600-136-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

    Filesize

    4KB

  • memory/2600-134-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

    Filesize

    4KB

  • memory/2600-7897-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

    Filesize

    4KB

  • memory/5116-139-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/5116-6024-0x00000000751F0000-0x000000007526A000-memory.dmp

    Filesize

    488KB

  • memory/5116-4015-0x0000000077180000-0x0000000077320000-memory.dmp

    Filesize

    1.6MB

  • memory/5116-141-0x0000000075F40000-0x0000000076155000-memory.dmp

    Filesize

    2.1MB

  • memory/5116-13211-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/5116-13212-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/5116-13214-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/5116-13215-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/5116-13216-0x0000000010000000-0x0000000010018000-memory.dmp

    Filesize

    96KB

  • memory/5116-13219-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB