General

  • Target

    dc8cd0a8c90fae791d0fa0a30a727190_JaffaCakes118

  • Size

    795KB

  • Sample

    241210-cpejnazmf1

  • MD5

    dc8cd0a8c90fae791d0fa0a30a727190

  • SHA1

    36361d9bdb54ee4a86f0ba3bc61d9661a3cc05c6

  • SHA256

    f08ab88c91abb50e741faa46739aaa4999c518b7d6b0b1e6aab889a05ff2016a

  • SHA512

    41013852e374fa665c983055b46e0eaed674e7facf7a3b6f1c5f088b117bd5e98f2f83b4d3bc4f02db6941893985e47972a3b8d06d7083e36dc5cd7bd07a9be4

  • SSDEEP

    24576:yDUimI4VelUv3rZeoagbGcuYTfMq/DCw9ko:yDUimyG3rZXGcfMq/eSko

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

remote

C2

leechersau.no-ip.biz:81

Mutex

3F713K8WBG7DB8

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    install

  • install_file

    server.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • password

    kanake

  • regkey_hkcu

    HKCU

  • regkey_hklm

    HKLM

Targets

    • Target

      dc8cd0a8c90fae791d0fa0a30a727190_JaffaCakes118

    • Size

      795KB

    • MD5

      dc8cd0a8c90fae791d0fa0a30a727190

    • SHA1

      36361d9bdb54ee4a86f0ba3bc61d9661a3cc05c6

    • SHA256

      f08ab88c91abb50e741faa46739aaa4999c518b7d6b0b1e6aab889a05ff2016a

    • SHA512

      41013852e374fa665c983055b46e0eaed674e7facf7a3b6f1c5f088b117bd5e98f2f83b4d3bc4f02db6941893985e47972a3b8d06d7083e36dc5cd7bd07a9be4

    • SSDEEP

      24576:yDUimI4VelUv3rZeoagbGcuYTfMq/DCw9ko:yDUimyG3rZXGcfMq/eSko

    • CyberGate, Rebhip

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

    • Cybergate family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • 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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • 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