General

  • Target

    INVOICE.PDF.gz

  • Size

    682KB

  • Sample

    211014-dcyx7sfgd2

  • MD5

    e746b52113b2e101a6b3cdf196d50ec2

  • SHA1

    e37af86063adea8d5d79a44429531c1eb60a7d06

  • SHA256

    793c29e90dbfb85248b822b04941c84127db8aba7777bf18dc8cadec1cee277f

  • SHA512

    8a5f0d6fe2d1fa230d08e412e81ad880839d46ed5335188906387712cf12c79fcd5849040362ab7be6efdecd081a7725c0806249fd1ba6f74733abdf68666802

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

172.111.250.107:51000

apaduckdns.duckdns.org:51000

Mutex

599952d4-aed1-4828-a423-c4bf438e7e18

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    apaduckdns.duckdns.org

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2019-09-12T02:24:33.575087936Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    51000

  • default_group

    GREENFIELD

  • 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

    599952d4-aed1-4828-a423-c4bf438e7e18

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    172.111.250.107

  • 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

    1.2.2.0

  • wan_timeout

    8000

Targets

    • Target

      INVOICE.exe

    • Size

      1.3MB

    • MD5

      088793d72583239cf48bc2cc6cd4e188

    • SHA1

      a9c2abf03fd18407ec41030266dc5912fe5423e4

    • SHA256

      9accd263b79d26b6791096b9b5e6f7b0c9d16c0648648301c59bab32ada1071d

    • SHA512

      3e79b55722a912e04209be3b2c1f7319b88cd3a33d092073b32bafe20ed43887f251a3ad3c5a814d500ddd0871b83025bc7c8c453d224cb60360061fe5382744

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Tasks