General

  • Target

    9cad416b95200ec0bc30ef95523f6e1b464886b6.exe

  • Size

    2.0MB

  • Sample

    221130-k97d6sga72

  • MD5

    48327e539837574b0ea89654d1c23d68

  • SHA1

    9cad416b95200ec0bc30ef95523f6e1b464886b6

  • SHA256

    bd6c4de472e1f69bd693b26f45f9c81f21bdd7f33dcc68bc27519f9431c4b7b4

  • SHA512

    1ab83c7077973867ea41132890f388d80673df637d7ead551ea5f05098852a84bc567bfa5bb599551144ba1da1b2caaf3e5ce2aea5b5716f35887b5e85f3e127

  • SSDEEP

    24576:VBXu9HGaVH9vflFkp4VY99j5Y4PZDK3XJCzix:Vw9VHBfnkp4VY9zbBGXJCzE

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

kf123.ddns.net:1604

127.0.0.1:1604

Mutex

9edcaf8d-019c-414d-bcec-d1174381feda

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2018-03-29T23:00:40.397394036Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1604

  • default_group

    Default

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    9edcaf8d-019c-414d-bcec-d1174381feda

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    kf123.ddns.net

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    true

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Targets

    • Target

      9cad416b95200ec0bc30ef95523f6e1b464886b6.exe

    • Size

      2.0MB

    • MD5

      48327e539837574b0ea89654d1c23d68

    • SHA1

      9cad416b95200ec0bc30ef95523f6e1b464886b6

    • SHA256

      bd6c4de472e1f69bd693b26f45f9c81f21bdd7f33dcc68bc27519f9431c4b7b4

    • SHA512

      1ab83c7077973867ea41132890f388d80673df637d7ead551ea5f05098852a84bc567bfa5bb599551144ba1da1b2caaf3e5ce2aea5b5716f35887b5e85f3e127

    • SSDEEP

      24576:VBXu9HGaVH9vflFkp4VY99j5Y4PZDK3XJCzix:Vw9VHBfnkp4VY9zbBGXJCzE

    • NanoCore

      NanoCore is a remote access tool (RAT) with a variety of capabilities.

    • UPX packed file

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

    • Drops startup file

    • Checks whether UAC is enabled

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Tasks