General

  • Target

    ba30cf259f6212a8b1e1ef6f7c71c7be53ede3a80c9d6a423237bc0c4e224d2b

  • Size

    500KB

  • Sample

    230129-k1tfysab5v

  • MD5

    2beeb28066bebbc7413c177a95423b6e

  • SHA1

    ab487604abc06e9e313156986e262c4ca0705d82

  • SHA256

    ba30cf259f6212a8b1e1ef6f7c71c7be53ede3a80c9d6a423237bc0c4e224d2b

  • SHA512

    b581db7b9ef6114d6ad89f533a0c87bc519c115c932caab04314d9bee6ffd7402519ef09bc4e8d54fcee2198c3eb466cdc86d5ad96d6867f71283ff4b9b8de61

  • SSDEEP

    12288:UF5nN3kwcpKk3atHKjs6yhg68U6Uu9eN:UF5N31lgjsx/B6

Malware Config

Extracted

Family

cybergate

Version

v1.05.1

Botnet

System

C2

rambler.3utilities.com:25000

Mutex

M80U2O834D5551

Attributes
  • enable_keylogger

    false

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    WinRAR

  • install_file

    WinRARExt.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • password

    priv

  • regkey_hkcu

    WinRARn

  • regkey_hklm

    WinRARn

Targets

    • Target

      ba30cf259f6212a8b1e1ef6f7c71c7be53ede3a80c9d6a423237bc0c4e224d2b

    • Size

      500KB

    • MD5

      2beeb28066bebbc7413c177a95423b6e

    • SHA1

      ab487604abc06e9e313156986e262c4ca0705d82

    • SHA256

      ba30cf259f6212a8b1e1ef6f7c71c7be53ede3a80c9d6a423237bc0c4e224d2b

    • SHA512

      b581db7b9ef6114d6ad89f533a0c87bc519c115c932caab04314d9bee6ffd7402519ef09bc4e8d54fcee2198c3eb466cdc86d5ad96d6867f71283ff4b9b8de61

    • SSDEEP

      12288:UF5nN3kwcpKk3atHKjs6yhg68U6Uu9eN:UF5N31lgjsx/B6

    • 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.

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

3
T1060

Defense Evasion

Modify Registry

3
T1112

Discovery

System Information Discovery

1
T1082

Tasks