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Phishing Analysis

Detailed analysis of captured phishing page

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Visual Capture

Screenshot of melhorcotacaosaude.com.br

Detection Info

https://melhorcotacaosaude.com.br/
Detected Brand
Bradesco Saúde
Country
Unknown
Confidence
100%
HTTP Status
200
Report ID
aaef6a10-ab6…
Analyzed
2026-05-25 01:24

Content Hashes (HTML Similarity)

Used to detect similar phishing pages based on HTML content

Algorithm Hash Value
CONTENT TLSH
T16152C8304040AD3601935AD3FB56970FA2A68349DF421B8AD6FCC3DAEBC9D44CD1A66C
CONTENT ssdeep
192:CukYwY/VTmOY2XgpdF34GJyY5n9FOlk4WPIjTOaP1/N:CMYTFoOyS9FOld4IjTf1/N

Visual Hashes (Screenshot Similarity)

Used to detect visually similar phishing pages based on screenshots

Algorithm Hash Value
VISUAL pHash
92baed0be82dc22d
VISUAL aHash
ff0e2e2e0c2e04ff
VISUAL dHash
634cccccdcccdc64
VISUAL wHash
ff0e0e0e0c2e04ff
VISUAL colorHash
020000c0006
VISUAL cropResistant
432323414547455c,eee2e6f2f2e6a233,1844b191b2b2b218,34493252d2525214,3656c4d545e4e524,888a887131888a81,4400000080242484,5c4cccccdccccc5c,5184707179288441

Code Analysis

Risk Score 100/100
Threat Level ALTO
⚠️ Phishing Confirmed
🎣 Credential Harvester 🎣 OTP Stealer 🎣 Banking 🎣 Personal Info
WebSocket C2

🔐 Credential Harvesting Forms

🔒 Obfuscation Detected

  • atob
  • eval
  • fromCharCode
  • unescape
  • hex_escape
  • unicode_escape
  • base64_strings

🎯 Kit Endpoints

  • https://api.whatsapp.com/send?phone=5562981146665&text=Informa%C3%A7%C3%B5es%20sobre%20Bradesco%20Sa%C3%BAde

📡 API Calls Detected

  • GET

📤 Form Action Targets

  • receive.php

📊 Risk Score Breakdown

Total Risk Score
100/100

Contributing Factors

Active Phishing Kit
Detected kit types: Credential Harvester, OTP Stealer, Banking, Personal Info
Credential Harvesting
Credential harvesting detected with 1 form(s) capturing sensitive data
Real-time C2
WebSocket-based Command & Control infrastructure for real-time victim monitoring
Code Obfuscation
JavaScript code obfuscated using 49 technique(s) to evade detection

🔬 Comprehensive Threat Analysis

Threat Type
Banking Credential Harvester
Target
Bradesco Saúde users
Attack Method
credential harvesting forms + real-time WebSocket exfiltration + obfuscated JavaScript
Exfiltration Channel
WebSocket (3 endpoints) + HTTP POST to backend
Risk Assessment
CRITICAL - Automated credential harvesting with WebSocket (3 endpoints) + HTTP POST to backend

⚠️ Indicators of Compromise

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

🏢 Brand Impersonation Analysis

Impersonated Brand
Bradesco Saúde
Official Website
N/A
Fake Service
Banking/payment service

⚔️ Attack Methodology

Primary Method: Credential Harvesting

Victim enters username and password into fake login form. Credentials are captured via JavaScript and exfiltrated to attacker's server in real-time.

Secondary Method: JavaScript Obfuscation

Malicious code is obfuscated using 49 techniques to evade detection by security scanners and make reverse engineering more difficult.

Target Blockchain
Multiple blockchains
Whitelist Bypass
YES

Drainer supports multiple blockchain networks and checks for high-value tokens on each chain before executing drain operations.

🌐 Infrastructure Indicators of Compromise

Domain Information

Domain
melhorcotacaosaude.com.br
Registered
2026-04-21 00:00:00+00:00
Registrar
Unknown
Status
Active (34 days old)

Hosting Information

Provider
Unknown
ASN

🤖 AI-Extracted Threat Intelligence

😰
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