Overview

overview

10

Static

static

3

99332453c5...9N.exe

windows7-x64

10

99332453c5...9N.exe

windows10-2004-x64

10

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General

  • Target

    99332453c5a5dff57507cc6f75213e246b284a6a4cb234bd8d1c8d19375441f9N

  • Size

    254KB

  • Sample

    241108-jywymaxqfy

  • MD5

    d2672e8be8f517e02f29be484b1bc3a0

  • SHA1

    f8b2d116a750a24c1bef9657365c3daeb203cad3

  • SHA256

    99332453c5a5dff57507cc6f75213e246b284a6a4cb234bd8d1c8d19375441f9

  • SHA512

    b44e5f4d3ceb6fe48a66cfff8347a5158d9bf15b53d90c3ea1d930759b43d8720bb61b6b96ab8f9e6e7f638482e1526573c7414a0aeccd5d5c03b5ff98bfc33b

  • SSDEEP

    6144:85p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQlog:EeGUA5YZazpXUmZhSog

Score
10/10
nanocorediscoveryevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

sysupdate24.ddns.net:45400

Mutex

ae82ab7f-db07-49ee-9d2b-76075d76f37f

Attributes
  • activate_away_mode

    true

  • backup_connection_host

  • backup_dns_server

  • buffer_size

    65535

  • build_time

    2020-04-24T17:41:53.492468936Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    45400

  • 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

    ae82ab7f-db07-49ee-9d2b-76075d76f37f

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    sysupdate24.ddns.net

  • 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

      99332453c5a5dff57507cc6f75213e246b284a6a4cb234bd8d1c8d19375441f9N

    • Size

      254KB

    • MD5

      d2672e8be8f517e02f29be484b1bc3a0

    • SHA1

      f8b2d116a750a24c1bef9657365c3daeb203cad3

    • SHA256

      99332453c5a5dff57507cc6f75213e246b284a6a4cb234bd8d1c8d19375441f9

    • SHA512

      b44e5f4d3ceb6fe48a66cfff8347a5158d9bf15b53d90c3ea1d930759b43d8720bb61b6b96ab8f9e6e7f638482e1526573c7414a0aeccd5d5c03b5ff98bfc33b

    • SSDEEP

      6144:85p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQlog:EeGUA5YZazpXUmZhSog

    Score
    10/10
    nanocorediscoveryevasionkeyloggerpersistencespywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Nanocore family

      nanocore

    • 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

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks