General

  • Target

    f7dc859fb3a961c08a05312fd50e8383_JaffaCakes118

  • Size

    367KB

  • Sample

    241216-hyvvws1khm

  • MD5

    f7dc859fb3a961c08a05312fd50e8383

  • SHA1

    845a455d43f3631b050e1fd252dd3c3bf319c0b7

  • SHA256

    a6ae05c10303aa29e7bcae9b0634b5dd7b1198aa6b7cbc49a7418118c947f61d

  • SHA512

    5f21814a55887ff7f4dab2c7b969b8d117e87dc05631376339e52a612437951e7e4a1b57ffcdeb8a0d403db9be91ea913fc07c329515499238100e04dc6bc627

  • SSDEEP

    6144:cdvVjqqdqqqLJqkdh/zn2g6Z7KNaSCvTYorUikCRYgbChYm7xBxk/kW1ny2vKQvR:dzT56TtoRCxGxA/t1RUSIZEc

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

remote

C2

vietnamm.zapto.org:81

Mutex

UMWBXI3AN0V8QN

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    install

  • install_file

    vietnamm.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • password

    vietnamm

  • regkey_hkcu

    HKCU

  • regkey_hklm

    HKLM

Targets

    • Target

      f7dc859fb3a961c08a05312fd50e8383_JaffaCakes118

    • Size

      367KB

    • MD5

      f7dc859fb3a961c08a05312fd50e8383

    • SHA1

      845a455d43f3631b050e1fd252dd3c3bf319c0b7

    • SHA256

      a6ae05c10303aa29e7bcae9b0634b5dd7b1198aa6b7cbc49a7418118c947f61d

    • SHA512

      5f21814a55887ff7f4dab2c7b969b8d117e87dc05631376339e52a612437951e7e4a1b57ffcdeb8a0d403db9be91ea913fc07c329515499238100e04dc6bc627

    • SSDEEP

      6144:cdvVjqqdqqqLJqkdh/zn2g6Z7KNaSCvTYorUikCRYgbChYm7xBxk/kW1ny2vKQvR:dzT56TtoRCxGxA/t1RUSIZEc

    • CyberGate, Rebhip

      CyberGate is a lightweight remote administration tool with a wide array of functionalities.

    • Cybergate family

    • Adds policy Run key to start application

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks