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General

  • Target

    444809a4b0c23e087887feeff065e7c3b4c39d37e41a002dee4c0f7e2020b70e

  • Size

    2.4MB

  • Sample

    221125-ptf99sca5t

  • MD5

    8809a4a1ea93bd00e285537b667be695

  • SHA1

    e188033f765e93fd006bbf7d24df90558c9b4e45

  • SHA256

    444809a4b0c23e087887feeff065e7c3b4c39d37e41a002dee4c0f7e2020b70e

  • SHA512

    17d1606a8deaf0e5b27aa2ac79fba47ebd5c972f0675537ad8b4e90839b394f346cb0266382f6520e3a94c2735bbd001cd104f68e1961cf5c22d986cb665915a

  • SSDEEP

    49152:+moLw7thjaodvMM+ZizIHcamGI+YJ3gYju9SFw5u:PoytA4UM+ZizIHcBGUJQg0+h

Malware Config

Extracted

Family

cybergate

Version

v1.07.5

Botnet

KI

C2

rhkrdlf.codns.com:8000

Mutex

T574NUUW0H2LS1

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

    1234

Targets

    • Target

      444809a4b0c23e087887feeff065e7c3b4c39d37e41a002dee4c0f7e2020b70e

    • Size

      2.4MB

    • MD5

      8809a4a1ea93bd00e285537b667be695

    • SHA1

      e188033f765e93fd006bbf7d24df90558c9b4e45

    • SHA256

      444809a4b0c23e087887feeff065e7c3b4c39d37e41a002dee4c0f7e2020b70e

    • SHA512

      17d1606a8deaf0e5b27aa2ac79fba47ebd5c972f0675537ad8b4e90839b394f346cb0266382f6520e3a94c2735bbd001cd104f68e1961cf5c22d986cb665915a

    • SSDEEP

      49152:+moLw7thjaodvMM+ZizIHcamGI+YJ3gYju9SFw5u:PoytA4UM+ZizIHcBGUJQg0+h

    • 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

    • 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.

    • 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

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks