Analysis

  • max time kernel
    149s
  • max time network
    155s
  • 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 11:46

General

  • Target

    d1b4606868bd6c3fa44b1e58f14ab374f09bcb8012fecaf92de485a9df1ed193.exe

  • Size

    5.8MB

  • MD5

    1e6cc2df722c4454ae823e49b2486e46

  • SHA1

    ed3a07a2accc4f0bf7539a7bce2ce2fa2db02da8

  • SHA256

    d1b4606868bd6c3fa44b1e58f14ab374f09bcb8012fecaf92de485a9df1ed193

  • SHA512

    c5eb46b42b3eda60e7b06471c8a6d45c4ea4157351479adea2f69a043d028f507f5ce067ce0bfa27feba06b0aac4878f64ab8c9b32c94d1e2c2dc452d3716210

  • SSDEEP

    98304:AqVQ4tml/iUm4XHb8vFtYkQrrSz9rAmLJHORm6UJamI3LeojzZARZpkAdcc6IjWF:/J+jX7oDcrSpru+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\d1b4606868bd6c3fa44b1e58f14ab374f09bcb8012fecaf92de485a9df1ed193.exe
    "C:\Users\Admin\AppData\Local\Temp\d1b4606868bd6c3fa44b1e58f14ab374f09bcb8012fecaf92de485a9df1ed193.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4880
    • 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:1416

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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/1416-4015-0x0000000076980000-0x0000000076B20000-memory.dmp

    Filesize

    1.6MB

  • memory/1416-140-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/1416-141-0x0000000075910000-0x0000000075B25000-memory.dmp

    Filesize

    2.1MB

  • memory/1416-6024-0x0000000076B80000-0x0000000076BFA000-memory.dmp

    Filesize

    488KB

  • memory/1416-13210-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/1416-13211-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/1416-13213-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/1416-13214-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/1416-13215-0x0000000010000000-0x0000000010018000-memory.dmp

    Filesize

    96KB

  • memory/1416-13218-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/4880-136-0x00000000028E0000-0x00000000028E1000-memory.dmp

    Filesize

    4KB

  • memory/4880-134-0x00000000028E0000-0x00000000028E1000-memory.dmp

    Filesize

    4KB

  • memory/4880-6777-0x00000000028E0000-0x00000000028E1000-memory.dmp

    Filesize

    4KB