Overview

overview

10

Static

static

10

NanoCore.zip

windows10-ltsc 2021-x64

8

Resubmissions

13-02-2025 03:26

250213-dzgx7sslhm 10

13-02-2025 03:15

250213-dr2yeasphs 10

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General

  • Target

    NanoCore.zip

  • Size

    18.1MB

  • Sample

    250213-dr2yeasphs

  • MD5

    91f4a9ef46bd12a099c59ed2b5a587f7

  • SHA1

    6764d1e0b5e97279f94d558705089d29048a26ff

  • SHA256

    fef7c5f3c06740cd4c3613a77acb03c0bfd60aaa4c27995f0ae9862c45ada8ba

  • SHA512

    dca240c0aa7cb760cf3341cb46f3a5346934e96031fff724e1a95d4aeae6fc4f609dffb517dc9073549cf9d807867dbc94624c833126efe47e07a2490427391c

  • SSDEEP

    393216:vfVFdRQrMvORPWz7z18JXUfXZRzX6Xwat7ojUhCRh4w2j0z7:XVF/dgPqzaJqN6XwuoIhwsG

Score
10/10
nanocorediscovery

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

127.0.0.1:54984

Mutex

0a58aef9-430a-40b3-bc54-321556a3f865

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2018-02-15T14:37:43.789028636Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    54984

  • 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

    0a58aef9-430a-40b3-bc54-321556a3f865

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

  • primary_dns_server

    8.8.8.8

  • 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

      NanoCore.zip

    • Size

      18.1MB

    • MD5

      91f4a9ef46bd12a099c59ed2b5a587f7

    • SHA1

      6764d1e0b5e97279f94d558705089d29048a26ff

    • SHA256

      fef7c5f3c06740cd4c3613a77acb03c0bfd60aaa4c27995f0ae9862c45ada8ba

    • SHA512

      dca240c0aa7cb760cf3341cb46f3a5346934e96031fff724e1a95d4aeae6fc4f609dffb517dc9073549cf9d807867dbc94624c833126efe47e07a2490427391c

    • SSDEEP

      393216:vfVFdRQrMvORPWz7z18JXUfXZRzX6Xwat7ojUhCRh4w2j0z7:XVF/dgPqzaJqN6XwuoIhwsG

    Score
    8/10
    discovery

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Drops desktop.ini file(s)

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks