General

  • Target

    92b869d3d23c82bba965b3061a39dc322f9e35b59e81306623824bc33d47f6a6

  • Size

    849KB

  • Sample

    220521-xcg48segan

  • MD5

    66a53680d27a5d1cf58b1738d9b352d0

  • SHA1

    d7bcdc6f3d6f8473f7153a7430a22be543effbb2

  • SHA256

    92b869d3d23c82bba965b3061a39dc322f9e35b59e81306623824bc33d47f6a6

  • SHA512

    57ca3e79f8b6e81d07de0d43719068e1169028c2e2cae8c1902f7609fee3aea368837e9be2064e5b544cd6cb2f82a7a7b1d468513029b642fd5168788f623421

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.140.53.12:1985

127.0.0.1:1985

Mutex

1b68869e-dd8c-4eea-829f-d7272a505d3a

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-01-17T10:03:49.054089636Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1985

  • default_group

    kdott

  • 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

    1b68869e-dd8c-4eea-829f-d7272a505d3a

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    185.140.53.12

  • 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

      000955642209.exe

    • Size

      1.4MB

    • MD5

      15953f30af836493ea570004a8bb23e3

    • SHA1

      1b9fc988dab8fc2c5719cea2aa7f315b028c6e4d

    • SHA256

      68739817fe82121fcedf1092eca699f59941678ddd9622062c8d40c200bef82f

    • SHA512

      ab68fdc22da8cbd4e0ec90806a388cf7607aeb35260d01c2cdd3f09515b677f48b5bc27741b96aaba4e938826a0757b5d95653d34b1d104affe2e420b7dba2e2

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Tasks