SafeMode - Analysis: emprestimo-nu.com

Captura Visual

Informações de Detecção

https://emprestimo-nu.com/inicio/01/

Detected Brand

Nubank

Country

International

Confiança

100%

HTTP Status

200

Report ID

a32744b0-780…

Analyzed

2026-02-18 05:23

Hashes de Conteúdo (Similaridade HTML)

Used to detect similar phishing pages based on HTML content

Algorithm	Hash Value
CONTENT TLSH	T1AD32EA7072901ABB91CBD2E1B275AF5A72C8CB4BCA5BD701A3F983845FC7C92DD48254
CONTENT ssdeep	192:hZLLSPaLKGHnC//swsIwaocZ4J3u5uxTRWAwzDfS:nL6QHnC3swRZITJRWAwzDq

Hashes Visuais (Similaridade de Captura)

Used to detect visually similar phishing pages based on screenshots

Algorithm	Hash Value
VISUAL pHash	b3333333c9cc6664
VISUAL aHash	e7e7e7ffe7e7ffff
VISUAL dHash	4d4d4d124c4d120a
VISUAL wHash	0707070f27272f3f
VISUAL colorHash	07200000030
VISUAL cropResistant	4d4d4d124c4d120a,33f4d989f9e5cdd9

Análise de Código

Risk Score 76/100

Nível de Ameaça ALTO

⚠️ Phishing Confirmed

🎣 Credential Harvester 🎣 OTP Stealer 🎣 Banking 🎣 Personal Info

🔬 Threat Analysis Report

• Ameaça: Phishing
• Alvo: Clientes Nubank
• Método: Falsificação para roubar credenciais e informações financeiras
• Exfil: Desconhecido
• Indicadores: Incompatibilidade de domínio, falsificação da marca, golpe de empréstimo.
• Risco: ALTO

🔒 Obfuscation Detected

fromCharCode
unicode_escape

🎯 Kit Endpoints

https://emprestimo-nu.com/inicio/01/api/submit

📡 API Calls Detected

POST

📊 Detalhamento da Pontuação de Risco

Total Risk Score

90/100

Contributing Factors

Domain Age

The domain is recent and suspicious.

Brand Impersonation

The site closely mimics the Nubank brand.

🔬 Análise Integral de Ameaças

Tipo de Ameaça

Banking Credential Harvester

Alvo

Nubank users (International)

Método de Ataque

Brand impersonation + obfuscated JavaScript

Canal de Exfiltração

Form submission (backend endpoint not detected - likely JavaScript-based)

Avaliação de Risco

HIGH - Automated credential harvesting with Form submission (backend endpoint not detected - likely JavaScript-based)

⚠️ Indicators of Compromise

Kit types: Credential Harvester, OTP Stealer, Banking, Personal Info
18 obfuscation techniques

🏢 Análise de Falsificação de Marca

Impersonated Brand

Nubank

Official Website

nubank.com.br

Fake Service

Loans, Credit

Fraudulent Claims

⚔️ Metodologia de Ataque

Primary Method: Phishing

The site attempts to steal personal and financial information by impersonating Nubank. The user is prompted to 'Activate your credit' and will likely be asked to provide sensitive details.

🌐 Indicadores de Compromisso de Infraestrutura

🦠 Malicious Files

Main File

B7PYnCHDexx2.js

File Size

Functions: processForm, consultarCPF

📊 Diagrama de Fluxo de Ataque

User fills <input name='cpf'> → processForm() → fetch('https://emprestimo-nu.com/inicio/01/api/submit') → data exfiltration

🔬 JavaScript Deep Analysis

Operator Language

Portuguese (1%)

Total Code Size

411,5 KB

🔗 API Endpoints Detected

Other

5

🔐 Obfuscation Detected

: Moderate
: None

🤖 AI-Extracted Threat Intelligence

📊 Attack Flow

User fills <input name='cpf'> → processForm() → fetch('https://emprestimo-nu.com/inicio/01/api/submit') → data exfiltration

🎯 Malicious Files Identified

Main Drainer

B7PYnCHDexx2.js

File Size

45KB

Malicious Functions

processForm
consultarCPF

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