Overview

overview

10

Static

static

10

defense5.exe

windows10-2004-x64

10

defense5.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    defense5.exe
  • Size 202KB
  • Sample260922-wmelescb52
  • SHA256 ad53fc0f9493ca1e79b7813c9b803db64d52beefbd3c7644db290b6e2e766f18
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
keyloggertrojanstealerspywarenanocore

Malware Config

Extracted

Family

  • nanocore

Version

  • 1.2.2.0

C2

  • c2.8kbetny.com:443

  • 8kbetny.com:443

Mutex

  • a28a9984-e48b-4e1b-a6a3-330fecbf68ee

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    8kbetny.com

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2026-07-04T19:41:06.630350436Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    443

  • 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

    a28a9984-e48b-4e1b-a6a3-330fecbf68ee

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    c2.8kbetny.com

  • primary_dns_server

    8.8.8.8

  • request_elevation

    false

  • 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

Signatures

  • Family: NanoCore

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

    keyloggertrojanstealerspywarenanocore
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • defense5.exe
    .exe 202KB

defense5.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 ad53fc0f9493ca1e79b7813c9b803db64d52beefbd3c7644db290b6e2e766f18
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:4windowsx86arch:x86

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
124818
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE
PDB paths