BAS Stealer 7

BAS Stealer 7 (also known as Bloody Stealer v7) is a sophisticated information-stealing malware designed to harvest sensitive data from infected systems. It is commonly distributed via phishing emails, malicious downloads, and exploit kits.

What is BAS Stealer 7?

BAS Stealer 7 is a type of information-stealing malware designed to target and extract sensitive data from compromised systems. It is part of the BAS (Browser/Browser Application Stealer) family of malware tools, commonly used by cybercriminals to steal login credentials, payment details, and other sensitive information. BAS Stealer 7 typically targets data from web browsers, such as stored passwords, cookies, and autofill information, and can also steal data from cryptocurrency wallets and other applications.

Key Features of BAS Stealer 7

1. Credential Theft

• Browser Data Extraction
• Email & FTP Client Attacks

2. Cryptocurrency Wallet Hijacking

• Supports theft from:
  • MetaMask, Exodus, Electrum, Binance Chain Wallet
  • Exfiltrates private keys & seed phrases

3. Credit Card & Payment Data Theft

• Scrapes autofill forms and saved payment details from browsers.
• Targets PayPal, Stripe, and banking login pages.

4. Anti-Detection & Evasion Techniques

• Process Hollowing (injects into legitimate processes like explorer.exe).
• Polymorphic Code (changes signature to avoid AV detection).
• UAC Bypass (for privilege escalation on Windows).

5. Remote Command Execution (C2 Control)

• Command & Control (C2) Server Communication – Exfiltrates data to attacker-controlled servers.
• Can download additional malware (RATs, ransomware, spyware).

6. Keylogging & Screen Capture

• Logs keystrokes (passwords, messages).
• Takes screenshots periodically.

7. Persistence Mechanisms

• Registry modifications (to survive reboots).
• Scheduled tasks (for long-term access).