General

  • Target

    JaffaCakes118_b0e1ef21d8ea2102603fa0e127d46f66ef40a368f4ba60bc81a8a4fd51e44bf0

  • Size

    1.9MB

  • Sample

    241223-qtb6zs1kcw

  • MD5

    3063776baa712f932cbb40bf85f7f58d

  • SHA1

    50ec4c8dde0734f7a4b4c9051911cfe1f7d28843

  • SHA256

    b0e1ef21d8ea2102603fa0e127d46f66ef40a368f4ba60bc81a8a4fd51e44bf0

  • SHA512

    4540406f1986322e6161af0c114e4f689c5d9a315a2635c8c5919ad3347521da8fce8f328b5a292de569e849862db5000a8afbc4aecd3e162ed82b50d5b66069

  • SSDEEP

    49152:oJiP86RJVrahpk7/B6sRZLOmbU3YMSOU7:giE6RJdWyl6Gd+pjU7

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

novachrono.dyndns-ip.com:51398

fuevermili.hopto.org:51398

Mutex

9627608b-ae15-45b3-84dc-de306f82e6b1

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    fuevermili.hopto.org

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-11-15T18:50:29.402155836Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    51398

  • 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

    9627608b-ae15-45b3-84dc-de306f82e6b1

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    novachrono.dyndns-ip.com

  • 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

      A4B02B376CC1B68B65EC04E802746B9BEFC7D4DB84A749EBF7B7AA1371628275

    • Size

      2.0MB

    • MD5

      a6c1f985465f58baa96e2fb863368258

    • SHA1

      48dbf29f9719644738fd849fb22e10e6e4f51d7c

    • SHA256

      a4b02b376cc1b68b65ec04e802746b9befc7d4db84a749ebf7b7aa1371628275

    • SHA512

      c9ac3680661a3af08aa468c37ab3fb80a7e8085561e6f845b18fa16154ce117661b862a1147135f533850b71ef676c7339f200029b321058ed84cea27df996ba

    • SSDEEP

      49152:3AI+Fl/k/n8JIgBeMCoT+DheCsR15+Vgy7tNByI6Aop:3AI+Fl/kPhghCS+FyCCy7tNBj6Aop

    • NanoCore

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

    • Nanocore family

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Network Share Discovery

      Attempt to gather information on host network.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks