General

  • Target

    502e2fd57652e217cbe36ae9d37c4a73abf8ab444ee69b25f5504a39795cf131N

  • Size

    415KB

  • Sample

    241007-jeqbqstdmj

  • MD5

    d38933af95b0124dc6c95c1f77a31fe0

  • SHA1

    3627b2ab009a0d17a1d607848023188ce14883d8

  • SHA256

    502e2fd57652e217cbe36ae9d37c4a73abf8ab444ee69b25f5504a39795cf131

  • SHA512

    28c7dcdd8171870d023ac8f4b466db94a34a0d57832afdb7e5e4f672a33b893bd5335bf62d7ac8a95763641c56f83dea4549be33ebac2c6625038daf2db5a484

  • SSDEEP

    6144:ITNE3ZRrnaBVlvphVxmP+6CiejgcME1cwYfU+va+RU7K:ITNYrnE3bm/CiejewY5vV

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

[email protected]:46218

178.32.224.116:46218

Mutex

4af74541-e3f1-469c-8af7-efe4071b81cf

Attributes
  • activate_away_mode

    false

  • backup_connection_host

    178.32.224.116

  • backup_dns_server

  • buffer_size

    65535

  • build_time

    2018-07-28T12:59:38.488799236Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    46218

  • default_group

    tourex

  • 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

    4af74541-e3f1-469c-8af7-efe4071b81cf

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    [email protected]

  • primary_dns_server

  • 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

      502e2fd57652e217cbe36ae9d37c4a73abf8ab444ee69b25f5504a39795cf131N

    • Size

      415KB

    • MD5

      d38933af95b0124dc6c95c1f77a31fe0

    • SHA1

      3627b2ab009a0d17a1d607848023188ce14883d8

    • SHA256

      502e2fd57652e217cbe36ae9d37c4a73abf8ab444ee69b25f5504a39795cf131

    • SHA512

      28c7dcdd8171870d023ac8f4b466db94a34a0d57832afdb7e5e4f672a33b893bd5335bf62d7ac8a95763641c56f83dea4549be33ebac2c6625038daf2db5a484

    • SSDEEP

      6144:ITNE3ZRrnaBVlvphVxmP+6CiejgcME1cwYfU+va+RU7K:ITNYrnE3bm/CiejewY5vV

    • NanoCore

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks