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Phishing Analysis

Detailed analysis of captured phishing page

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Visual Capture

Screenshot of koinbay.com

Detection Info

https://koinbay.com/
Detected Brand
Koinbay
Country
Unknown
Confidence
100%
HTTP Status
200
Report ID
b407495b-a00…
Analyzed
2026-08-12 23:42
Final URL (after redirects)
https://www.koinbay.com/en-US

Content Hashes (HTML Similarity)

Used to detect similar phishing pages based on HTML content

Algorithm Hash Value
CONTENT TLSH
T160C30B70A140293F125F47A97160FFE9E19EE349CA6FE958F3BC425223DFCA18E22554
CONTENT ssdeep
3072:cMAQ+i12ByPJtEGM0/LiLNTnHFhJRMpI/J9iZXSDP8u:cMAQ+igBCJtEGM0/LiLQIx9isDP8u

Visual Hashes (Screenshot Similarity)

Used to detect visually similar phishing pages based on screenshots

Algorithm Hash Value
VISUAL pHash
e4ca9bb5c4c0e1ba
VISUAL aHash
ff0060f646060000
VISUAL dHash
9831cecc8cd6d601
VISUAL wHash
ff80f0f7e7660000
VISUAL colorHash
30038000000
VISUAL cropResistant
005012d8d8825000,0411ceccccd68601

Code Analysis

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

🔒 Obfuscation Detected

  • atob
  • fromCharCode
  • unescape
  • unicode_escape
  • base64_strings

🎯 Kit Endpoints

  • /en-US/auth/login
  • /en-US/blogs/157
  • /en-US/blogs/154
  • /en-US/blogs/150
  • /en-US/blogs/144
  • /en-US/blogs

📡 API Calls Detected

  • get
  • /internal-api/registration-geo
  • https://koinbayapi.koinbay.com/fe-ex-api/common/public_info_v5

📊 Risk Score Breakdown

Total Risk Score
100/100

Contributing Factors

Active Phishing Kit
Detected kit types: Credential Harvester, OTP Stealer, Banking, Personal Info
Real-time C2
WebSocket-based Command & Control infrastructure for real-time victim monitoring
Code Obfuscation
JavaScript code obfuscated using 89 technique(s) to evade detection

🔬 Comprehensive Threat Analysis

Threat Type
Banking Credential Harvester
Target
Koinbay users
Attack Method
real-time WebSocket exfiltration + obfuscated JavaScript
Exfiltration Channel
WebSocket (2 endpoints)
Risk Assessment
CRITICAL - Automated credential harvesting with WebSocket (2 endpoints)

⚠️ Indicators of Compromise

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

🏢 Brand Impersonation Analysis

Impersonated Brand
Koinbay
Official Website
N/A
Fake Service
Banking/payment 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 89 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
koinbay.com
Registered
2023-11-15 08:12:52+00:00
Registrar
NAMECHEAP INC
Status
Active (older domain)

Hosting Information

Provider
Namecheap
ASN

🤖 AI-Extracted Threat Intelligence

😰
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