General

  • Target

    365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287

  • Size

    570KB

  • Sample

    221020-y813nadccn

  • MD5

    43263aebb2da49a5fc18060460612070

  • SHA1

    9135d2cc0b94be2a1f83c31989d1cd2da11d9a77

  • SHA256

    365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287

  • SHA512

    32f7f0d5b65a47b75396092a7a041f43d938884adb35ccf0cb4c46c2d0f66f10d0045395efe59bb3dbbcccb5fd7fb01305a76b35aa026dcab5a679323fcedab4

  • SSDEEP

    12288:oRd0cYvOLHy4jkNssf8KJlM1d49nWq1dyP65CwJnwLwFxQ:dkSekNsFKDM1mVWA5nwLu

Malware Config

Extracted

Family

nanocore

Version

1.2.2.2

C2

Driss100.ddns.net:59

Mutex

386bff53-ea77-4841-b2ec-ada528cef235

Attributes
  • activate_away_mode

    true

  • backup_connection_host

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2015-05-20T00:43:36.012986036Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    59

  • 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

    386bff53-ea77-4841-b2ec-ada528cef235

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    Driss100.ddns.net

  • 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

      365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287

    • Size

      570KB

    • MD5

      43263aebb2da49a5fc18060460612070

    • SHA1

      9135d2cc0b94be2a1f83c31989d1cd2da11d9a77

    • SHA256

      365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287

    • SHA512

      32f7f0d5b65a47b75396092a7a041f43d938884adb35ccf0cb4c46c2d0f66f10d0045395efe59bb3dbbcccb5fd7fb01305a76b35aa026dcab5a679323fcedab4

    • SSDEEP

      12288:oRd0cYvOLHy4jkNssf8KJlM1d49nWq1dyP65CwJnwLwFxQ:dkSekNsFKDM1mVWA5nwLu

    • NanoCore

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

    • 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