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Phishing Analysis

Detailed analysis of captured phishing page

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Visual Capture

Screenshot of arc-developer-assistant.vercel.app

Detection Info

https://arc-developer-assistant.vercel.app/
Detected Brand
Circle
Country
Unknown
Confidence
100%
HTTP Status
200
Report ID
f4565ea0-4d3…
Analyzed
2026-06-17 23:39

Content Hashes (HTML Similarity)

Used to detect similar phishing pages based on HTML content

Algorithm Hash Value
CONTENT TLSH
T1ADA33AB03A58F5616AB38393209F150B7274562B540E4D60B750FCAEB5EECEB6063FC9
CONTENT ssdeep
1536:LXQfb0Qvv3o2h2wV9IiBvtVPTMn56QKduAtobZ8o:LX8VMAIGvnAK1toF

Visual Hashes (Screenshot Similarity)

Used to detect visually similar phishing pages based on screenshots

Algorithm Hash Value
VISUAL pHash
c36938c6c5399ec6
VISUAL aHash
2020000c7c3e2c3c
VISUAL dHash
c4c0d8d8c4d8d8c0
VISUAL wHash
6260347c7e3e3c3c
VISUAL colorHash
38001200c00
VISUAL cropResistant
08300c4d4c300400,c4c0d8d8c4d8d8c0

Code Analysis

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

🔒 Obfuscation Detected

  • atob
  • fromCharCode
  • unicode_escape
  • base64_strings

📡 API Calls Detected

  • https://api.thirdweb.com/v1/chains/services?service=insight

📊 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 180 technique(s) to evade detection

🔬 Comprehensive Threat Analysis

Threat Type
Banking Credential Harvester
Target
Circle users
Attack Method
real-time WebSocket exfiltration + obfuscated JavaScript
Exfiltration Channel
WebSocket (1 endpoints)
Risk Assessment
CRITICAL - Automated credential harvesting with WebSocket (1 endpoints)

⚠️ Indicators of Compromise

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

🏢 Brand Impersonation Analysis

Impersonated Brand
Circle
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 180 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
arc-developer-assistant.vercel.app
Registered
Unknown
Registrar
Unknown
Status
Hosting platform (subdomain)

Hosting Information

Provider
Unknown
ASN

🤖 AI-Extracted Threat Intelligence

😰
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