General

  • Target

    4800b3d8716f8c6158f25b75c8d228d2_JaffaCakes118

  • Size

    4.0MB

  • Sample

    240515-zqqdwabe3y

  • MD5

    4800b3d8716f8c6158f25b75c8d228d2

  • SHA1

    5adae9c1bc4bef3e6eba6ffddfe999b4aff1a588

  • SHA256

    ba254548876aa2bdf36b10f9d1944c76e3af022a89975d06e13cdd72ee7521d0

  • SHA512

    9b003a7dd1bec846012146d252759230ca33fe01da739f10c80de6c114044c9f6c744315fb9a9d745fe86f35a18ce6df04e63f32b942a34ff0903802bd6ffa9f

  • SSDEEP

    98304:nLe8nHR/6gTP3ofcwQRzNQbYDHglkTylQwIgPUEGv94w/1vo:nLfR/6ghZRzNQbYDAGeTI28V4w/

Malware Config

Extracted

Family

cybergate

Version

v3.4.2.2

Botnet

remote

C2

5.187.78.241:1600

Mutex

4K200OFEWRL68U

Attributes
  • enable_keylogger

    false

  • enable_message_box

    false

  • ftp_directory

    ./logs

  • ftp_interval

    30

  • injected_process

    exploer.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

    12345

  • regkey_hkcu

    HKCU

  • regkey_hklm

    HKLM

Targets

    • Target

      4800b3d8716f8c6158f25b75c8d228d2_JaffaCakes118

    • Size

      4.0MB

    • MD5

      4800b3d8716f8c6158f25b75c8d228d2

    • SHA1

      5adae9c1bc4bef3e6eba6ffddfe999b4aff1a588

    • SHA256

      ba254548876aa2bdf36b10f9d1944c76e3af022a89975d06e13cdd72ee7521d0

    • SHA512

      9b003a7dd1bec846012146d252759230ca33fe01da739f10c80de6c114044c9f6c744315fb9a9d745fe86f35a18ce6df04e63f32b942a34ff0903802bd6ffa9f

    • SSDEEP

      98304:nLe8nHR/6gTP3ofcwQRzNQbYDHglkTylQwIgPUEGv94w/1vo:nLfR/6ghZRzNQbYDAGeTI28V4w/

    • CyberGate, Rebhip

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

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

    • Adds policy Run key to start application

    • Modifies Installed Components in the registry

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • UPX packed file

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

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

3
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

3
T1547.001

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Modify Registry

3
T1112

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Collection

Data from Local System

3
T1005

Tasks