Overview

overview

10

Static

static

3

7Dh9pl21mjWDN3A.exe

windows7-x64

10

7Dh9pl21mjWDN3A.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7Dh9pl21mjWDN3A.exe

  • Size

    670KB

  • Sample

    240805-hjmwqstakc

  • MD5

    b40a08e60b9b7a3504d142c07ba18f2f

  • SHA1

    786e1981e4109f32da5b5c93221a3b9e8669046a

  • SHA256

    0211ec291040f1e5ada7c762b20df963381cae88923e3f103d588a382d3a19f3

  • SHA512

    7beea84ee5405da69039fd36819f73e8165d1eebdaa8df97552495556969d9a1b7c57cc81c566c91c006ab1a288e828dde1dd7c0dca819c9e05f47bbe19a1876

  • SSDEEP

    12288:/nxa/zmcDXmuUMtKeYSsz0NEFx8HnzNN6YZ/g5DO0lD9GIbzH:/nxaakuMsetszEELwnzTFG5flD9rL

Score
10/10
nanocorediscoveryexecutionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

december2n.duckdns.org:65140

december2nd.ddns.net:65140
Mutex

5e26ab75-1b3f-4c8b-a159-3a61aeef3310

Attributes
  • activate_away_mode

    false

  • backup_connection_host

    december2nd.ddns.net

  • backup_dns_server

  • buffer_size

    65538

  • build_time

    2024-05-07T02:47:09.586481736Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    65140

  • default_group

    NO GREE

  • enable_debug_mode

    true

  • gc_threshold

    1.0485772e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.0485772e+07

  • mutex

    5e26ab75-1b3f-4c8b-a159-3a61aeef3310

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    december2n.duckdns.org

  • primary_dns_server

  • 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

    8009

Targets

    • Target

      7Dh9pl21mjWDN3A.exe

    • Size

      670KB

    • MD5

      b40a08e60b9b7a3504d142c07ba18f2f

    • SHA1

      786e1981e4109f32da5b5c93221a3b9e8669046a

    • SHA256

      0211ec291040f1e5ada7c762b20df963381cae88923e3f103d588a382d3a19f3

    • SHA512

      7beea84ee5405da69039fd36819f73e8165d1eebdaa8df97552495556969d9a1b7c57cc81c566c91c006ab1a288e828dde1dd7c0dca819c9e05f47bbe19a1876

    • SSDEEP

      12288:/nxa/zmcDXmuUMtKeYSsz0NEFx8HnzNN6YZ/g5DO0lD9GIbzH:/nxaakuMsetszEELwnzTFG5flD9rL

    Score
    10/10
    nanocorediscoveryexecutionkeyloggerpersistencespywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • 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