Overview

overview

10

Static

static

3

e1b55458e4...18.exe

windows7-x64

10

e1b55458e4...18.exe

windows10-2004-x64

7

Sharing

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General

  • Target
    e1b55458e41863c0f5d2d4e391ed1d47_JaffaCakes118
  • Size 905KB
  • Sample240915-e6qdlawckd
  • SHA256 8c2d06fd9757d3819f61d6892b4cd55657a4ae58dd585f343ea752646cbbe511
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
nanocorediscoverykeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

  • nanocore

Version

  • 1.2.2.0

C2

  • kgentle777.hopto.org:58887

  • kgentle77.duckdns.org:58887

Mutex

  • a505bdab-59dd-476b-933f-8d85db4e0377

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    kgentle77.duckdns.org

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2018-11-10T09:39:09.885360936Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    58887

  • 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

    a505bdab-59dd-476b-933f-8d85db4e0377

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    kgentle777.hopto.org

  • 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
      e1b55458e41863c0f5d2d4e391ed1d47_JaffaCakes118
    • Size 905KB
    • SHA256 8c2d06fd9757d3819f61d6892b4cd55657a4ae58dd585f343ea752646cbbe511
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    nanocorediscoverykeyloggerpersistencespywarestealertrojan

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks