Overview

overview

10

Static

static

3

a02efa13f3...bb.exe

windows7-x64

10

a02efa13f3...bb.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    a02efa13f302e39050ce8910bdf365eb5003e3e94a03c86026bbc863a0f5ebbb
  • Size 594KB
  • Sample240309-k4v4ysfc71
  • SHA256 a02efa13f302e39050ce8910bdf365eb5003e3e94a03c86026bbc863a0f5ebbb
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
nanocorekeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

  • nanocore

Version

  • 1.2.2.0

C2

  • maxlogs.webhop.me:1620

  • newnex.3utilities.com:1620

Mutex

  • c8bd39f7-e8d9-4ee4-b178-2a6312d592d4

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    newnex.3utilities.com

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2023-01-14T08:58:05.762973136Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1620

  • default_group

    Bin

  • 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

    c8bd39f7-e8d9-4ee4-b178-2a6312d592d4

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    maxlogs.webhop.me

  • 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
      a02efa13f302e39050ce8910bdf365eb5003e3e94a03c86026bbc863a0f5ebbb
    • Size 594KB
    • SHA256 a02efa13f302e39050ce8910bdf365eb5003e3e94a03c86026bbc863a0f5ebbb
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    nanocorekeyloggerpersistencespywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks