Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    10-08-2023 11:35

General

  • Target

    44a221fb44f8aaf015c6998c6909a4a57dac0735d7fae2e607bf53779d0236d5.exe

  • Size

    5.8MB

  • MD5

    f5c5ce3c6754aa7335b75f2269f2d104

  • SHA1

    fe89de0079e21787876eff14287b34ff7fdd3af7

  • SHA256

    44a221fb44f8aaf015c6998c6909a4a57dac0735d7fae2e607bf53779d0236d5

  • SHA512

    c7af90bb9c07e43378b93ecd17dbc43e1d1462270f854816968915b90056482835fe2b36375b79772ba4c420f817d8a1a60cf71182893fc29151b4a16918b7d9

  • SSDEEP

    98304:AqVQ4tml/iUm4XHb8vFtYkQJrSz9rAmLJHORm6UJamI3LeojzZARZpkAdcc6IjWF:/J+jX7oDarSpru+W3KMZkvdagNXhJs0I

Malware Config

Signatures

  • Generic Chinese Botnet

    A botnet originating from China which is currently unnamed publicly.

  • Chinese Botnet payload 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
  • Drops file in Program Files directory 2 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 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\44a221fb44f8aaf015c6998c6909a4a57dac0735d7fae2e607bf53779d0236d5.exe
    "C:\Users\Admin\AppData\Local\Temp\44a221fb44f8aaf015c6998c6909a4a57dac0735d7fae2e607bf53779d0236d5.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1036
    • C:\Windows\GameLoadep.exe
      C:\Windows\GameLoadep.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      PID:1260
  • C:\Program Files (x86)\Terms.exe
    "C:\Program Files (x86)\Terms.exe"
    1⤵
    • Executes dropped EXE
    PID:980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Terms.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

  • 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/980-11313-0x0000000000520000-0x0000000000620000-memory.dmp

    Filesize

    1024KB

  • memory/980-15601-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/980-11314-0x0000000002020000-0x00000000021A1000-memory.dmp

    Filesize

    1.5MB

  • memory/1036-60-0x0000000002720000-0x000000000283F000-memory.dmp

    Filesize

    1.1MB

  • memory/1036-62-0x0000000002720000-0x000000000283F000-memory.dmp

    Filesize

    1.1MB

  • memory/1036-12150-0x0000000002720000-0x000000000283F000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-902-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-912-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-878-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-880-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-882-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-884-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-886-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-888-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-890-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-892-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-894-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-896-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-898-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-900-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-874-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-904-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-906-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-908-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-910-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-876-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-914-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-916-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-918-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-920-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-922-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-924-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-926-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-928-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-930-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-932-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-934-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-2609-0x0000000000520000-0x0000000000620000-memory.dmp

    Filesize

    1024KB

  • memory/1260-2610-0x0000000001EB0000-0x0000000002031000-memory.dmp

    Filesize

    1.5MB

  • memory/1260-8749-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-8751-0x0000000002310000-0x0000000002411000-memory.dmp

    Filesize

    1.0MB

  • memory/1260-873-0x00000000021F0000-0x0000000002301000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-63-0x0000000076860000-0x00000000768A7000-memory.dmp

    Filesize

    284KB

  • memory/1260-61-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-8756-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/1260-8761-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB