General

  • Target

    4185a8ba8d66c11aa83da5d388f033e82f3aeed64dbf5e63b363a38394a01833

  • Size

    461KB

  • Sample

    221106-k3gj6sfddk

  • MD5

    063ff71b72736da808960ea600dd1480

  • SHA1

    7c431d0d97df53217645964234d38e8e5b210f16

  • SHA256

    4185a8ba8d66c11aa83da5d388f033e82f3aeed64dbf5e63b363a38394a01833

  • SHA512

    ba08d2c3c5756c7b623eb64e834587ebd63d8ea6669e82474401a20c0f4e5bfc95f4d28b590274bd6e517b07b283b1e49f06a0dff59761e86d3c9a727abba32c

  • SSDEEP

    12288:flEJ2XPju8f2DS1/4ZhUkPWpyF8ZAl5h3mMRxo:NEg7unhUHE8mhw

Malware Config

Extracted

Family

cybergate

Version

v1.03.0

C2

dunderburken.no-ip.biz:82

Mutex

17U1X2F2WT4L02

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    csrss.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

    q16469822

  • regkey_hkcu

    HKCU

  • regkey_hklm

    HKLM

Targets

    • Target

      4185a8ba8d66c11aa83da5d388f033e82f3aeed64dbf5e63b363a38394a01833

    • Size

      461KB

    • MD5

      063ff71b72736da808960ea600dd1480

    • SHA1

      7c431d0d97df53217645964234d38e8e5b210f16

    • SHA256

      4185a8ba8d66c11aa83da5d388f033e82f3aeed64dbf5e63b363a38394a01833

    • SHA512

      ba08d2c3c5756c7b623eb64e834587ebd63d8ea6669e82474401a20c0f4e5bfc95f4d28b590274bd6e517b07b283b1e49f06a0dff59761e86d3c9a727abba32c

    • SSDEEP

      12288:flEJ2XPju8f2DS1/4ZhUkPWpyF8ZAl5h3mMRxo:NEg7unhUHE8mhw

    • CyberGate, Rebhip

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

    • Adds policy Run key to start application

    • Executes dropped EXE

    • Modifies Installed Components in the registry

    • UPX packed file

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

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks