General

  • Target

    857c12e8417607fe27ae14baccd7bf99_JaffaCakes118

  • Size

    656KB

  • Sample

    240810-ksj8basgpm

  • MD5

    857c12e8417607fe27ae14baccd7bf99

  • SHA1

    cf02fc591b16ce89c35aa4c8db71ebad3aa1d333

  • SHA256

    8845fc0c1b50c744f2dba7614356a9b38e10a458346c22ea03e390f5cbdfebf5

  • SHA512

    d423e4ddab639e5e7eeb47fe75df36cb5a1aec2015c898c3c2b3c0d8ce9521e694f87385eef65278dbdbb4d6fbab247153bcc7009165bc44986112e59696c77b

  • SSDEEP

    12288:ZZzBiYCxCufmmewMwBkekD0MjrNcwJ1/oempXLz1nSFE+o1/r7xm9YR:Z9eCufdBkekD0MjrNHrSpXX1nSFE+oNn

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

cyber

C2

hithere.no-ip.biz:100

Mutex

C33M6I0027KWB7

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    WinDir

  • install_file

    SVCHOST.EXE

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    Remote Administration anywhere in the world.

  • message_box_title

    CyberGate

  • password

    123456

  • regkey_hkcu

    HKCU

  • regkey_hklm

    HKLM

Targets

    • Target

      857c12e8417607fe27ae14baccd7bf99_JaffaCakes118

    • Size

      656KB

    • MD5

      857c12e8417607fe27ae14baccd7bf99

    • SHA1

      cf02fc591b16ce89c35aa4c8db71ebad3aa1d333

    • SHA256

      8845fc0c1b50c744f2dba7614356a9b38e10a458346c22ea03e390f5cbdfebf5

    • SHA512

      d423e4ddab639e5e7eeb47fe75df36cb5a1aec2015c898c3c2b3c0d8ce9521e694f87385eef65278dbdbb4d6fbab247153bcc7009165bc44986112e59696c77b

    • SSDEEP

      12288:ZZzBiYCxCufmmewMwBkekD0MjrNcwJ1/oempXLz1nSFE+o1/r7xm9YR:Z9eCufdBkekD0MjrNHrSpXX1nSFE+oNn

    • CyberGate, Rebhip

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

    • 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

    • UPX packed file

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

    • Adds Run key to start application

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Active Setup

1
T1547.014

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Active Setup

1
T1547.014

Defense Evasion

Modify Registry

3
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Tasks