Overview

overview

10

Static

static

3

70494a9ed1...c3.exe

windows7-x64

10

70494a9ed1...c3.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe

  • Size

    636KB

  • Sample

    241030-c6qy1svfjn

  • MD5

    10b98a933809918bfcdd9c1ea91edee6

  • SHA1

    4e5f1555f8030aab3e98fe7ef31c8083ba9e32f2

  • SHA256

    70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3

  • SHA512

    d5b735529dcc61cc92d2ca93a1b477f9e08901e903847ad68d9d63547c46f5d16f29deb3e329a981068be866167df4eeecf2f14f30ae04501b327c6aff6b2dac

  • SSDEEP

    12288:sMfzumQeZXgZ2KsYEPpU0TET/BSqxTsJXVl+N84xXF7NPTZW:ssnlwQgEPpUOEdpdSVlD4xVJPTc

Score
10/10
nanocorediscoveryevasionexecutionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

66.63.187.113:1664

Mutex

a376f716-2f77-4943-a431-3a3bcb53b7c0

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    66.63.187.113

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2024-08-05T03:49:33.827385136Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1664

  • default_group

    CAT

  • 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

    a376f716-2f77-4943-a431-3a3bcb53b7c0

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    66.63.187.113

  • primary_dns_server

    8.8.8.8

  • 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

    8000

Targets

    • Target

      70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe

    • Size

      636KB

    • MD5

      10b98a933809918bfcdd9c1ea91edee6

    • SHA1

      4e5f1555f8030aab3e98fe7ef31c8083ba9e32f2

    • SHA256

      70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3

    • SHA512

      d5b735529dcc61cc92d2ca93a1b477f9e08901e903847ad68d9d63547c46f5d16f29deb3e329a981068be866167df4eeecf2f14f30ae04501b327c6aff6b2dac

    • SSDEEP

      12288:sMfzumQeZXgZ2KsYEPpU0TET/BSqxTsJXVl+N84xXF7NPTZW:ssnlwQgEPpUOEdpdSVlD4xVJPTc

    Score
    10/10
    nanocorediscoveryevasionexecutionkeyloggerpersistencespywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Nanocore family

      nanocore

    • 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

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks