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Phishing Analysis

Detailed analysis of captured phishing page

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Visual Capture

Screenshot of govbr.irpf-receitafederal.com

Detection Info

https://govbr.irpf-receitafederal.com/
Detected Brand
Governo Federal do Brasil (gov.br)
Country
Unknown
Confidence
100%
HTTP Status
200
Report ID
9bb06431-fb4…
Analyzed
2026-05-05 10:10
Final URL (after redirects)
https://govbr.irpf-receitafederal.com/home.php

Content Hashes (HTML Similarity)

Used to detect similar phishing pages based on HTML content

Algorithm Hash Value
CONTENT TLSH
T19ED1556151286937510343C8B391BBBE61C78341CE092B0986F94BEA4FFBDD4DE6B19A
CONTENT ssdeep
96:NUYbW8XwhYW+frRSglkYxBE+9EnuN2UbzCHlgR61rBxJ5eCMH1TpH:hbWWvomtBESEuNUHvFeCk1Tt

Visual Hashes (Screenshot Similarity)

Used to detect visually similar phishing pages based on screenshots

Algorithm Hash Value
VISUAL pHash
92966d69936992d3
VISUAL aHash
00043e2e3e0e0000
VISUAL dHash
ddecececccdcb3b8
VISUAL wHash
641e7e7f7e3e0800
VISUAL colorHash
31400006000
VISUAL cropResistant
4b698c3330610dcc,ddecececccdcb3b8

Code Analysis

Risk Score 68/100
Threat Level ALTO
⚠️ Phishing Confirmed
🎣 Credential Harvester 🎣 Personal Info

🔐 Credential Harvesting Forms

🔒 Obfuscation Detected

  • fromCharCode

📡 API Calls Detected

  • api/save_gclid.php

📤 Form Action Targets

  • debitos.php

📊 Risk Score Breakdown

Total Risk Score
100/100

Contributing Factors

Active Phishing Kit
Detected kit types: Credential Harvester, Personal Info
Credential Harvesting
Credential harvesting detected with 4 form(s) capturing sensitive data
Code Obfuscation
JavaScript code obfuscated using 2 technique(s) to evade detection

🔬 Comprehensive Threat Analysis

Threat Type
Credential Harvesting Kit
Target
Governo Federal do Brasil (gov.br) 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, Personal Info
  • 2 obfuscation techniques

🏢 Brand Impersonation Analysis

Impersonated Brand
Governo Federal do Brasil (gov.br)
Official Website
N/A
Fake Service
Credential harvesting 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 2 techniques to evade detection by security scanners and make reverse engineering more difficult.

🌐 Infrastructure Indicators of Compromise

Domain Information

Domain
govbr.irpf-receitafederal.com
Registered
2026-05-05 08:43:02+00:00
Registrar
TUCOWS.COM, CO.
Status
Age unknown

Hosting Information

Provider
TUCOWS.COM, CO.
ASN

🤖 AI-Extracted Threat Intelligence

Similar Websites

Pages with identical visual appearance (based on perceptual hash)

Screenshot
Pedágio Digital
https://consultar-pedagio.dns.navy/sistema/consulta-online/v...
Jun 02, 2026
 Screenshot
Unknown
https://cdn.gosafemode.com/screenshots/889a534e4a8d.png
May 18, 2026
 Screenshot
Unknown
https://cdn.gosafemode.com/screenshots/af7f76641d0d.png
May 18, 2026
 Screenshot
Receita Federal
https://irpf-receitafederal.com/home.php
May 05, 2026
 Screenshot
Pedágio Digital
http://debitos.free-flow--pedagio.digital/debitospedagios
May 05, 2026
😰
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