General

  • Target

    1e3e127cb6a36a944da619ffb3f7955ecc54e227996ab3cbc43d887b587d1c66

  • Size

    312KB

  • Sample

    221119-kkpg3acd95

  • MD5

    04a99d5b287ec723c945283130966a00

  • SHA1

    18e8efa93d4a2b9e12ee8a136930a65a4d189eac

  • SHA256

    1e3e127cb6a36a944da619ffb3f7955ecc54e227996ab3cbc43d887b587d1c66

  • SHA512

    f575b7f84a26e6d74b0ee1c19ad81ac6765049b53e21ebd13d25a31bf82a56fdc047d7cff0017fcf57e8e1caa6c28759f496f20eea54aecfc1e7cec333d3443d

  • SSDEEP

    6144:aYDh1eZnrVlpfwovP9pnFdj4Vk+x2oIdsQ3ICe+QzCAqun597/QKjJ8zkjDpirGk:aYveZnrVlWovP9pF9N+xkdkRu65xFdRi

Malware Config

Extracted

Family

nanocore

Version

1.2.2.2

C2

captainbulusss.no-ip.biz:49252

127.0.0.1:49252

Mutex

5b259354-dc25-4b0a-b8a1-1a4e88ebd74f

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2015-04-15T19:52:19.625062136Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    true

  • connect_delay

    4000

  • connection_port

    49252

  • default_group

    TRAIN

  • 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

    5b259354-dc25-4b0a-b8a1-1a4e88ebd74f

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    captainbulusss.no-ip.biz

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.2

  • wan_timeout

    8000

Targets

    • Target

      1e3e127cb6a36a944da619ffb3f7955ecc54e227996ab3cbc43d887b587d1c66

    • Size

      312KB

    • MD5

      04a99d5b287ec723c945283130966a00

    • SHA1

      18e8efa93d4a2b9e12ee8a136930a65a4d189eac

    • SHA256

      1e3e127cb6a36a944da619ffb3f7955ecc54e227996ab3cbc43d887b587d1c66

    • SHA512

      f575b7f84a26e6d74b0ee1c19ad81ac6765049b53e21ebd13d25a31bf82a56fdc047d7cff0017fcf57e8e1caa6c28759f496f20eea54aecfc1e7cec333d3443d

    • SSDEEP

      6144:aYDh1eZnrVlpfwovP9pnFdj4Vk+x2oIdsQ3ICe+QzCAqun597/QKjJ8zkjDpirGk:aYveZnrVlWovP9pF9N+xkdkRu65xFdRi

    • NanoCore

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

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks