General

  • Target

    7ea084c57026f1b2a57c8bc65cd652ad839be51ca174f26bac46414b6f1b41bb

  • Size

    926KB

  • Sample

    240503-3mrdjsbe76

  • MD5

    af2fe40e28280cda1e4117b0f3890d1e

  • SHA1

    388c37ddbfbac9d7d621875182989e2f013af391

  • SHA256

    7ea084c57026f1b2a57c8bc65cd652ad839be51ca174f26bac46414b6f1b41bb

  • SHA512

    5939317039a4726dab4ecb806bfd2c46f017d2e22a2bd50aec1c2ae8f0bed6d47c59c24f3c5626614f72a112ea79aaf2054f416fd4612fbf63c1806d17a7de16

  • SSDEEP

    24576:Hrl6kD68JmloLQfgqu4Dij/f7HcAdmjKt0OkhS:Ll328U2kfc4Kf7HlFV

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

motherpure.duckdns.org:3920

185.214.10.57:3920

Mutex

bf795df6-2075-40d9-84eb-258bd0bbe097

Attributes
  • activate_away_mode

    false

  • backup_connection_host

    185.214.10.57

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2019-02-22T15:40:23.303555136Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    3920

  • default_group

    MAY13

  • 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

    bf795df6-2075-40d9-84eb-258bd0bbe097

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    motherpure.duckdns.org

  • 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

      7ea084c57026f1b2a57c8bc65cd652ad839be51ca174f26bac46414b6f1b41bb

    • Size

      926KB

    • MD5

      af2fe40e28280cda1e4117b0f3890d1e

    • SHA1

      388c37ddbfbac9d7d621875182989e2f013af391

    • SHA256

      7ea084c57026f1b2a57c8bc65cd652ad839be51ca174f26bac46414b6f1b41bb

    • SHA512

      5939317039a4726dab4ecb806bfd2c46f017d2e22a2bd50aec1c2ae8f0bed6d47c59c24f3c5626614f72a112ea79aaf2054f416fd4612fbf63c1806d17a7de16

    • SSDEEP

      24576:Hrl6kD68JmloLQfgqu4Dij/f7HcAdmjKt0OkhS:Ll328U2kfc4Kf7HlFV

    • NanoCore

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

    • UPX dump on OEP (original entry point)

    • UPX packed file

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix

Tasks