General

  • Target

    order-181289654312464648.exe

  • Size

    5.5MB

  • Sample

    210113-a3ccay6e9j

  • MD5

    28da42c2cd57e51cb8ea7df263802924

  • SHA1

    81c980f2cda9b42b0b8bf50c7128cc88afd942fd

  • SHA256

    2d564ae361eb499ca493273e9fcfb88546105c88293c7633a7e1580a435cee9f

  • SHA512

    594ef84101106f21760953b8dd2660caa21fc6f08790b588875781b1233586a000cfae1d3a3001a1221762a08f18705e401c5af60f25d7e37032335346d9f828

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.157.162.81:40700

nanopc.linkpc.net:40700

Mutex

ebbd9300-ed31-4d29-88d8-4f7b7a7f8653

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    nanopc.linkpc.net

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-09-04T02:29:42.194822936Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    40700

  • default_group

    LAGOS_BLESSED2

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    29933

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    ebbd9300-ed31-4d29-88d8-4f7b7a7f8653

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    185.157.162.81

  • 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

    4944

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Targets

    • Target

      order-181289654312464648.exe

    • Size

      5.5MB

    • MD5

      28da42c2cd57e51cb8ea7df263802924

    • SHA1

      81c980f2cda9b42b0b8bf50c7128cc88afd942fd

    • SHA256

      2d564ae361eb499ca493273e9fcfb88546105c88293c7633a7e1580a435cee9f

    • SHA512

      594ef84101106f21760953b8dd2660caa21fc6f08790b588875781b1233586a000cfae1d3a3001a1221762a08f18705e401c5af60f25d7e37032335346d9f828

    • NanoCore

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

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Tasks