General

  • Target

    ffa7ae7917c6b9fb468599915feaca769b3381e975899e2db42991934bed3724

  • Size

    415KB

  • Sample

    241116-rcsm3sxhnn

  • MD5

    690ca0b3c7061412fa7e8a859c164e9d

  • SHA1

    13777bd543ea02a1e860d5fd41aeb2e12414e6b0

  • SHA256

    ffa7ae7917c6b9fb468599915feaca769b3381e975899e2db42991934bed3724

  • SHA512

    03f582d0a5d94dd633e6c8781a53556ab77059aff29bf83a92941e9d857c8d26ae95a244de4eabd01fd59cfd48e3b62a38ac253b3cd20baf08670cd2d2d48815

  • SSDEEP

    6144:ITNE3ZRrnaBVlvphVxmP+6CiejgcME1cwYfU+va+RUwo:ITNYrnE3bm/CiejewY5vc

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

      ffa7ae7917c6b9fb468599915feaca769b3381e975899e2db42991934bed3724

    • Size

      415KB

    • MD5

      690ca0b3c7061412fa7e8a859c164e9d

    • SHA1

      13777bd543ea02a1e860d5fd41aeb2e12414e6b0

    • SHA256

      ffa7ae7917c6b9fb468599915feaca769b3381e975899e2db42991934bed3724

    • SHA512

      03f582d0a5d94dd633e6c8781a53556ab77059aff29bf83a92941e9d857c8d26ae95a244de4eabd01fd59cfd48e3b62a38ac253b3cd20baf08670cd2d2d48815

    • SSDEEP

      6144:ITNE3ZRrnaBVlvphVxmP+6CiejgcME1cwYfU+va+RUwo:ITNYrnE3bm/CiejewY5vc

    • NanoCore

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

    • Nanocore family

    • 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