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Phishing Analysis

Detailed analysis of captured phishing page

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Visual Capture

Screenshot of lucho.com.do

Detection Info

https://lucho.com.do/zbr/br/user/auth-login/
Detected Brand
Caixa
Country
Unknown
Confidence
100%
HTTP Status
200
Report ID
b92cedbc-08f…
Analyzed
2026-06-13 20:24

Content Hashes (HTML Similarity)

Used to detect similar phishing pages based on HTML content

Algorithm Hash Value
CONTENT TLSH
T1F8A1A75081154C3E8183C6DCE3923BA531DED246C7861A0856F983B65BF7D8AEE266F1
CONTENT ssdeep
96:82k6WeEWR4FkBT9FTIAKULF9dgZlec4kY:82k6wo4FkBTjTIAtPd2NY

Visual Hashes (Screenshot Similarity)

Used to detect visually similar phishing pages based on screenshots

Algorithm Hash Value
VISUAL pHash
b32666ce99236666
VISUAL aHash
e7e7e7ffffe7e7e7
VISUAL dHash
4d4d4d4c2a4d4d4d
VISUAL wHash
20202424ffe7c7c7
VISUAL colorHash
060000001c0
VISUAL cropResistant
4d4d4d4c2a4d4d4d,4245414141414141,00102c3232200800,a120a1a1a1a10000

Code Analysis

Risk Score 76/100
Threat Level ALTO
⚠️ Phishing Confirmed
🎣 Credential Harvester 🎣 OTP Stealer 🎣 Personal Info

🔐 Credential Harvesting Forms

🔒 Obfuscation Detected

  • fromCharCode
  • unicode_escape

🎯 Kit Endpoints

  • https://loginx.caixa.gov.br/auth/realms/r_inter_siper/protocol/openid-connect/auth?client_id=cli-web-gce&redirect_uri=https%3A%2F%2Fgerenciador.caixa.gov.br%2Fempresa&state=97ead6db-72a3-4d8e-b78a-f4cc8a5ba3e1&response_mode=query&response_type=code&scope=openid&nonce=0832a622-c4d1-42b0-baff-f72ea4929651#
  • https://loginx.caixa.gov.br/auth/realms/r_inter_siper/protocol/openid-connect/auth?client_id=cli-web-gce&tab_id=ABV8Z8Ft4d4&execution=22158aef-f411-491c-b599-562a956f7eaf&kc_locale=pt-BR
  • user_login_auth.php

📤 Form Action Targets

  • user_login_auth.php

📊 Risk Score Breakdown

Total Risk Score
100/100

Contributing Factors

Active Phishing Kit
Detected kit types: Credential Harvester, OTP Stealer, Personal Info
Credential Harvesting
Credential harvesting detected with 1 form(s) capturing sensitive data
Code Obfuscation
JavaScript code obfuscated using 6 technique(s) to evade detection

🔬 Comprehensive Threat Analysis

Threat Type
Two-Factor Authentication Stealer
Target
Caixa users
Attack Method
credential harvesting forms + obfuscated JavaScript
Exfiltration Channel
HTTP POST to backend
Risk Assessment
HIGH - Automated credential harvesting with HTTP POST to backend

⚠️ Indicators of Compromise

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

🏢 Brand Impersonation Analysis

Impersonated Brand
Caixa
Official Website
N/A
Fake Service
Account login portal

⚔️ 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 6 techniques to evade detection by security scanners and make reverse engineering more difficult.

🌐 Infrastructure Indicators of Compromise

Domain Information

Domain
lucho.com.do
Registered
2005-10-18 04:00:00+00:00
Registrar
Registrar NIC .DO (midominio.do)
Status
Active (older domain)

Hosting Information

Provider
Registrar NIC .DO (midominio.do)
ASN

🤖 AI-Extracted Threat Intelligence

😰
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