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Phishing Analysis

Detailed analysis of captured phishing page

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Visual Capture

Screenshot of costavalley.com.br

Detection Info

https://costavalley.com.br/viewDocument/DOCUSIGN/index.html
Detected Brand
DocuSign
Country
Unknown
Confidence
100%
HTTP Status
200
Report ID
e42407c2-bb1…
Analyzed
2026-07-22 22:25

Content Hashes (HTML Similarity)

Used to detect similar phishing pages based on HTML content

Algorithm Hash Value
CONTENT TLSH
T11D41E27550805C7706C3C1D4F7A1BA1A3A83C1E6CAD32E1595FC870D3BDBE41DE11596
CONTENT ssdeep
24:hR/CMMMDrJiC8Ys5FmypryMAN9uENUOH2+R+zdkUCA7o5O9FOFgExehO7Z9S5R:TVMUiCnyxAHxdW+Ra5h9qZ9S5R

Visual Hashes (Screenshot Similarity)

Used to detect visually similar phishing pages based on screenshots

Algorithm Hash Value
VISUAL pHash
938d8da7a18d278d
VISUAL aHash
7f3c3c2c2c243c3c
VISUAL dHash
e9696969494d71e8
VISUAL wHash
7f3c3c2c3c243c3c
VISUAL colorHash
07000000038
VISUAL cropResistant
e9696969494d71e8

Code Analysis

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

🔒 Obfuscation Detected

  • atob

📡 API Calls Detected

  • https://ipapi.co/json/

🔑 Telegram Bot Tokens (1)

  • 8598963516:AAEG...BseSCcJM

📊 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
Telegram Exfiltration
Real-time data exfiltration via Telegram (1 bot token(s) exposed in client-side code)
Code Obfuscation
JavaScript code obfuscated using 1 technique(s) to evade detection

🔬 Comprehensive Threat Analysis

Threat Type
Two-Factor Authentication Stealer
Target
DocuSign users
Attack Method
credential harvesting forms + obfuscated JavaScript
Exfiltration Channel
Telegram Bot (8598963516:AAEGkoKhT...)
Risk Assessment
CRITICAL - Automated credential harvesting with Telegram Bot (8598963516:AAEGkoKhT...)

⚠️ Indicators of Compromise

  • 1 Telegram bot token(s)
  • Kit types: Credential Harvester, OTP Stealer
  • 1 obfuscation techniques

🏢 Brand Impersonation Analysis

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

📡 Telegram Command & Control Infrastructure

Bot Token (Masked)
8598963516:AAEG...BseSCcJM
Bot ID
8598963516
Group/Chat ID
Unknown
Operator Language
Unknown

💬 Message Templates (3)

ID Portuguese English Trigger

🌐 Infrastructure Indicators of Compromise

Domain Information

Domain
costavalley.com.br
Registered
2019-05-29 00:00:00+00:00
Registrar
Unknown
Status
Active (older domain)

Hosting Information

Provider
Unknown
ASN

🤖 AI-Extracted Threat Intelligence

😰
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