Overview

overview

10

Static

static

3

261f9c0f7a...de.exe

windows7-x64

10

261f9c0f7a...de.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    261f9c0f7aafca0d1196ff3dd537701f9306afc704d2721533930acf77ce4ade
  • Size 416KB
  • Sample250120-167tjaskhj
  • SHA256 261f9c0f7aafca0d1196ff3dd537701f9306afc704d2721533930acf77ce4ade
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
nanocoredefense_evasiondiscoverykeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

  • nanocore

Version

  • 1.2.2.0

C2
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
      261f9c0f7aafca0d1196ff3dd537701f9306afc704d2721533930acf77ce4ade
    • Size 416KB
    • SHA256 261f9c0f7aafca0d1196ff3dd537701f9306afc704d2721533930acf77ce4ade
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    nanocoredefense_evasiondiscoverykeyloggerpersistencespywarestealertrojan

    • 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

      defense_evasiontrojan

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks