Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/08/2024, 14:02

General

  • Target

    8f01ba82125a8e0b03dc071fb6d6bb63_JaffaCakes118.exe

  • Size

    208KB

  • MD5

    8f01ba82125a8e0b03dc071fb6d6bb63

  • SHA1

    0c436208060d8075e2b6f1241fe8b81f4be310f2

  • SHA256

    1d57664e42973fe103e491b2e01ec3305f76a07880ad72e33d65e5379f8ee4ca

  • SHA512

    43ae75c284f5638cd1f573cb35afc08c68254806039a176006c4f87e556ed086b1ff32255cec7a3ba00082f569c72060fdf4165d0d25c66fc5db85cd124ef334

  • SSDEEP

    3072:HDMM1W8D4+979aAqvxpDWDhQx9AhHp8NeqxEN1yy8p+uxn/a:H5Wt2oA8pDqQx9AhJSRxiJ8jl/a

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 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f01ba82125a8e0b03dc071fb6d6bb63_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8f01ba82125a8e0b03dc071fb6d6bb63_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:924
    • C:\Users\Admin\cuouw.exe
      "C:\Users\Admin\cuouw.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1168

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\cuouw.exe

          Filesize

          208KB

          MD5

          f5ab47311a239324d8d70ac41829a265

          SHA1

          e43cd8ac1c72e62d33de3d8cd3c35c125d19bbb7

          SHA256

          c6815c63559505cdafdea8cda12dd956caec6df88f9c63144cd630631c6fc699

          SHA512

          fd1008985ce413eb7b4b4ec12b025713e9363efccd580e048ec7a4a51b3efd4c95df0087a3283126ee1e68a77567170a5568530b2faa2d9e2b5ebf37f97be48b