General

  • Target

    JaffaCakes118_12935882b40b2095cf1cb9124557f992

  • Size

    831KB

  • Sample

    250123-brlkbavnht

  • MD5

    12935882b40b2095cf1cb9124557f992

  • SHA1

    75828ca8954063806746537816ec98713ea44510

  • SHA256

    32de0f5dcfe5816e386705c70ed597e7cd7532e218e2c79ff912f3b69b3b3bd1

  • SHA512

    2715a953ae4511d8117af2d11218868ed7fc5d59cbfb01cc55c46fe1978ab418f52c6ab2099bf8e08805ffda10c03060e08f85a2ae282f57e07623b571937000

  • SSDEEP

    12288:bWu+o63+b8vmxxSmNXYH7xDIcMEhC87GjwMEBaRaHe9/6o0iMWMdC8Xfj3:bWuexmfN+1DqEcjwMbo+dbvMPr

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

I_AM_BACK

C2

thala.zapto.org:82

Mutex

728GWSI8EWA35L

Attributes
  • enable_keylogger

    false

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    winlogin.exe

  • install_file

    backup.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • password

    windows

  • regkey_hkcu

    HkKCU

  • regkey_hklm

    HKKLM

Targets

    • Target

      JaffaCakes118_12935882b40b2095cf1cb9124557f992

    • Size

      831KB

    • MD5

      12935882b40b2095cf1cb9124557f992

    • SHA1

      75828ca8954063806746537816ec98713ea44510

    • SHA256

      32de0f5dcfe5816e386705c70ed597e7cd7532e218e2c79ff912f3b69b3b3bd1

    • SHA512

      2715a953ae4511d8117af2d11218868ed7fc5d59cbfb01cc55c46fe1978ab418f52c6ab2099bf8e08805ffda10c03060e08f85a2ae282f57e07623b571937000

    • SSDEEP

      12288:bWu+o63+b8vmxxSmNXYH7xDIcMEhC87GjwMEBaRaHe9/6o0iMWMdC8Xfj3:bWuexmfN+1DqEcjwMbo+dbvMPr

    • 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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks