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Phishing Analysis

Detailed analysis of captured phishing page

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Captura Visual

Screenshot of groupmailserver.co.uk

Información de Detección

https://groupmailserver.co.uk/?r=c213fa6c-0d05-48e0-8017-772acb490039
Detected Brand
Microsoft
Country
Unknown
Confianza
100%
HTTP Status
200
Report ID
973e7db8-85c…
Analyzed
2026-06-16 10:17

Hashes de Contenido (Similitud HTML)

Used to detect similar phishing pages based on HTML content

Algorithm Hash Value
CONTENT TLSH
T13D32F331E341D817A351C9A1B6717A8A3F858396D3074B60F7F0A73EBDCB9B44D506A8
CONTENT ssdeep
192:BgSrpYr+/0Bd/YWiPEaWv3Lazd+/0BvHeTLTG/0zA:/rpYayL/R5OHeiX

Hashes Visuales (Similitud de Captura)

Used to detect visually similar phishing pages based on screenshots

Algorithm Hash Value
VISUAL pHash
8c59717672666699
VISUAL aHash
001838393f37333b
VISUAL dHash
8cf2f2e3f3e6e6f7
VISUAL wHash
0018383b3f37373f
VISUAL colorHash
070000001c0
VISUAL cropResistant
8cf2f2e3f3e6e6f7

Análisis de Código

Risk Score 79/100
Nivel de Amenaza ALTO
⚠️ Phishing Confirmed
🎣 Credential Harvester 🎣 OTP Stealer 🎣 Banking

🔒 Obfuscation Detected

  • fromCharCode
  • unicode_escape
  • base64_strings

📊 Desglose de Puntuación de Riesgo

Total Risk Score
100/100

Contributing Factors

Active Phishing Kit
Detected kit types: Credential Harvester, OTP Stealer, Banking
Credential Harvesting
Credential harvesting detected with 1 form(s) capturing sensitive data
Code Obfuscation
JavaScript code obfuscated using 16 technique(s) to evade detection

🔬 Análisis Integral de Amenazas

Tipo de Amenaza
Banking Credential Harvester
Objetivo
Microsoft users
Método de Ataque
credential harvesting forms + obfuscated JavaScript
Canal de Exfiltración
Form submission (backend endpoint not detected - likely JavaScript-based)
Evaluación de Riesgo
HIGH - Automated credential harvesting with Form submission (backend endpoint not detected - likely JavaScript-based)

⚠️ Indicators of Compromise

  • Kit types: Credential Harvester, OTP Stealer, Banking
  • 16 obfuscation techniques

🏢 Análisis de Suplantación de Marca

Impersonated Brand
Microsoft
Official Website
https://www.microsoft.com
Fake Service
Banking/payment service

⚔️ Metodología de Ataque

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

🌐 Indicadores de Compromiso de Infraestructura

Domain Information

Dominio
groupmailserver.co.uk
Registered
2017-03-23 00:00:00+00:00
Registrar
Gandi [Tag = GANDI]
Estado
Active (older domain)

Hosting Information

Provider
Gandi [Tag = GANDI]
ASN

🤖 AI-Extracted Threat Intelligence

Scan History for groupmailserver.co.uk

Found 3 other scans for this domain

😰
"Nunca pensé que me pasaría a mí"
Esto dicen las 2.3 millones de víctimas cada año. No esperes a ser una estadística.