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Phishing Analysis

Detailed analysis of captured phishing page

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Visual Capture

Screenshot of optichainexchange.com

Detection Info

https://optichainexchange.com/
Detected Brand
OptiChain Exchange
Country
Unknown
Confidence
100%
HTTP Status
200
Report ID
7ec43e9c-218…
Analyzed
2026-08-09 12:02

Content Hashes (HTML Similarity)

Used to detect similar phishing pages based on HTML content

Algorithm Hash Value
CONTENT TLSH
T1AC235F709441AA3B02A396E1FB711B5FB3D2828ACE630B0523F8C75A5FE7D59DC17264
CONTENT ssdeep
768:YoejSyq9PwtQjPc9MC1OMyumByFViy34SSGDh4ysopA2Xe+Ddl4:YFjRqlwtQjPTC1OMyumByFVX34SSGDhe

Visual Hashes (Screenshot Similarity)

Used to detect visually similar phishing pages based on screenshots

Algorithm Hash Value
VISUAL pHash
9303c50ef38375bc
VISUAL aHash
3c1c000c0000ffff
VISUAL dHash
e8f8c9c929796900
VISUAL wHash
3e3e0c2c0400ffff
VISUAL colorHash
02007000000
VISUAL cropResistant
fc00c09090c000d4,f0fcd0e8aab9f1f1,99913333352bd2d2,3724ec3eb2aca6ba,696927161700020c,e8e83bc9c9291b69

Code Analysis

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

🔐 Credential Harvesting Forms

🔒 Obfuscation Detected

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

🎯 Kit Endpoints

  • https://optichainexchange.com/inc/sendemail.php
  • ${this.logoLinkOptions.url.href}
  • /public/login

📡 API Calls Detected

  • GET
  • POST

📤 Form Action Targets

  • https://optichainexchange.com/inc/sendemail.php

📊 Risk Score Breakdown

Total Risk Score
100/100

Contributing Factors

Active Phishing Kit
Detected kit types: Credential Harvester, OTP Stealer, Card Stealer, Banking, Personal Info
Credential Harvesting
Credential harvesting detected with 3 form(s) capturing sensitive data
Real-time C2
WebSocket-based Command & Control infrastructure for real-time victim monitoring
Code Obfuscation
JavaScript code obfuscated using 54 technique(s) to evade detection

🔬 Comprehensive Threat Analysis

Threat Type
Banking Credential Harvester
Target
OptiChain Exchange 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, Card Stealer, Banking, Personal Info
  • 54 obfuscation techniques

🏢 Brand Impersonation Analysis

Impersonated Brand
OptiChain Exchange
Official Website
N/A
Fake Service
Token swap/DEX platform

⚔️ 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 54 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
optichainexchange.com
Registered
2025-10-23 06:37:31+00:00
Registrar
TuringSign Inc. d/b/a Cosmotown
Status
Active (290 days old)

Hosting Information

Provider
TuringSign Inc. d/b/a Cosmotown
ASN

🤖 AI-Extracted Threat Intelligence

😰
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