Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09-10-2024 00:07

General

  • Target

    277a4b8108ed857e26689d542721b40f_JaffaCakes118.exe

  • Size

    260KB

  • MD5

    277a4b8108ed857e26689d542721b40f

  • SHA1

    b91b9101fee9b555c79d37cb00a58da7a3c3e103

  • SHA256

    c8e26112362f7ed4d90d321a279afacd3e9dfed398e3ad08d440bed0026ac340

  • SHA512

    c4ff31820e8158811768abd29360a12e3cfdfdbe7ec45d8ac41100782b17b8111f5b5828c34ab2f6e4f2e9636f1ae6437d08c9880855907b3abd29587b4cfc87

  • SSDEEP

    6144:8dpMxrVG3zzyXcM9ZoxtoFIZ93Cv8A/DPPiZiM:tIzzyXcM9ZoxtoFIZ93Cv8A/DXs

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 53 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\277a4b8108ed857e26689d542721b40f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\277a4b8108ed857e26689d542721b40f_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2356
    • C:\Users\Admin\nuiliox.exe
      "C:\Users\Admin\nuiliox.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:3000

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\nuiliox.exe

    Filesize

    260KB

    MD5

    514ba7befa447f30df08920af5c470ff

    SHA1

    d8e0603f41a0c67138fa473d1a718b06cf494640

    SHA256

    d90a2c8a582114afde105572c1df1ed07abdbf81c3dbdce9e364af05b3f3f57b

    SHA512

    50404f39110637a5a5da8632f253c453b9d98873d1a18f509303ab593aa4fc9cabbcd8c1b22987e90fdb8a14409c74ab35490b5141d37fee38685b514ef9c54c