General

  • Target

    sample4

  • Size

    218KB

  • Sample

    201231-rmhdb2ghqs

  • MD5

    d14d43543f9122b24fb3d608103ac5d0

  • SHA1

    c265c4e9f49e61e6de125d60daeb0de56c2b71cd

  • SHA256

    69bd7c9b3d1adafef81b742a3de8bb62fb090963eb1cf8fc0b9dbccd7af60b8e

  • SHA512

    1ea4874567bedf2e38ace873a344cd069d35cdedf9eb1c02014e375c2fd2c7a92fc060b83d8ba30628a8e9df7a031eee7ddfbabef55c633b9483213c7da4063f

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

mranubis.ddns.net:53896

127.0.0.1:53896

Mutex

43ee9fcc-5a8f-4789-aabd-da9ac4f835d3

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-10-06T02:37:49.747163736Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    53896

  • 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

    43ee9fcc-5a8f-4789-aabd-da9ac4f835d3

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    mranubis.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

    1.2.2.0

  • wan_timeout

    8000

Targets

    • Target

      sample4

    • Size

      218KB

    • MD5

      d14d43543f9122b24fb3d608103ac5d0

    • SHA1

      c265c4e9f49e61e6de125d60daeb0de56c2b71cd

    • SHA256

      69bd7c9b3d1adafef81b742a3de8bb62fb090963eb1cf8fc0b9dbccd7af60b8e

    • SHA512

      1ea4874567bedf2e38ace873a344cd069d35cdedf9eb1c02014e375c2fd2c7a92fc060b83d8ba30628a8e9df7a031eee7ddfbabef55c633b9483213c7da4063f

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Tasks