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Phishing Analysis

Detailed analysis of captured phishing page

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Visual Capture

Screenshot of dw.prosetechnologies.com

Detection Info

https://dw.prosetechnologies.com/common/wp-content/biglobe/11/BIGLOBE/biglobe.html
Detected Brand
BIGLOBE
Country
Unknown
Confidence
100%
HTTP Status
200
Report ID
76c36371-6e0…
Analyzed
2026-04-08 13:11

Content Hashes (HTML Similarity)

Used to detect similar phishing pages based on HTML content

Algorithm Hash Value
CONTENT TLSH
T1D202437D91483E174641C5A8BEFEB289A507CB9BCF92AE01E2DCD60D29C599CEC101FD
CONTENT ssdeep
96:pdg+WI+UyENUVnuRnu4CB4c7HVbaFur4uoTmkZBP/UgmdZXbqM0Gu:pdg+hDR6vHVbSur4uft7dZrqM0Gu

Visual Hashes (Screenshot Similarity)

Used to detect visually similar phishing pages based on screenshots

Algorithm Hash Value
VISUAL pHash
cd65929acccc7931
VISUAL aHash
12424232283c3c3c
VISUAL dHash
361616765a696161
VISUAL wHash
0303033b0b3f3f3f
VISUAL colorHash
07002010080
VISUAL cropResistant
361616765a696161

Code Analysis

Risk Score 74/100
Threat Level ALTO
⚠️ Phishing Confirmed
🎣 Credential Harvester 🎣 OTP Stealer

🔐 Credential Harvesting Forms

🔒 Obfuscation Detected

  • fromCharCode
  • unescape
  • document.write

🎯 Kit Endpoints

  • http://support.biglobe.ne.jp/settei/webmail/login.html

📡 API Calls Detected

  • https://support.biglobe.ne.jp/assist/blank.html
  • POST
  • GET

📤 Form Action Targets

  • correct.php

📊 Risk Score Breakdown

Total Risk Score
100/100

Contributing Factors

Active Phishing Kit
Detected kit types: Credential Harvester, OTP Stealer
Credential Harvesting
Credential harvesting detected with 1 form(s) capturing sensitive data
Code Obfuscation
JavaScript code obfuscated using 8 technique(s) to evade detection

🔬 Comprehensive Threat Analysis

Threat Type
Two-Factor Authentication Stealer
Target
BIGLOBE 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
  • 8 obfuscation techniques

🏢 Brand Impersonation Analysis

Impersonated Brand
BIGLOBE
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 8 techniques to evade detection by security scanners and make reverse engineering more difficult.

🌐 Infrastructure Indicators of Compromise

Domain Information

Domain
dw.prosetechnologies.com
Registered
2014-01-07 20:47:06+00:00
Registrar
GoDaddy.com, LLC
Status
Active (older domain)

Hosting Information

Provider
GoDaddy
ASN

🤖 AI-Extracted Threat Intelligence

😰
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