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Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/07/2024, 16:42

General

  • Target

    2d127273a41f958ac516d75c5f886378_JaffaCakes118.exe

  • Size

    268KB

  • MD5

    2d127273a41f958ac516d75c5f886378

  • SHA1

    b6f5b267a072a2de32e6f4172e79dcbf08f1bdae

  • SHA256

    1d4fca44ac6fb27d185eda84e3aee77378667696e85c42ff997df47c1b57b697

  • SHA512

    009039e59461fe2ef580c668ec78c84366e70c48650deef9b71ec1070fc613a277d090939cb6bdc43078d74aeb0630a0e876d0f7678ee72da0138e352c7c882a

  • SSDEEP

    6144:kl6PHPr5dFvW8HGzNz8I4vDWsQKcSnuXLH6M4hvB:I6PHVdFvW8Hu/4vDK/XLGhvB

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 27 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d127273a41f958ac516d75c5f886378_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2d127273a41f958ac516d75c5f886378_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4536
    • C:\Users\Admin\huiloi.exe
      "C:\Users\Admin\huiloi.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3844

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\huiloi.exe

    Filesize

    268KB

    MD5

    462f9b35ceee528cede07e6e5062c818

    SHA1

    99aeb4b492fe676d033cdc779f899215b4b8d743

    SHA256

    f0898e4c3c56169cb115738c5678ce45a1145ece181f13ea9430e2487bbe2b53

    SHA512

    99edef0d715daa5e3560f5714e51891c807926fb11d76aef1cdc8244be1f524b98b60da437839f714ba30c8ab982f9ccf4e193085993a9406fda166e03e83f31