B374k.php _hot_ Jun 2026

| Feature | b374k | WSO | C99 | China Chopper | |---------|-------|-----|-----|---------------| | File Manager | ✓ | ✓ | ✓ | ✓ | | Command Execution | ✓ | ✓ | ✓ | ✓ | | Database Explorer | ✓ | Limited | ✓ | × | | Process Management | ✓ | × | ✓ | × | | Reverse Shells | ✓ | Limited | Limited | × | | Obfuscation Options | Packer with compression | Basic | Basic | Minimal | | Code Size | Large (single file) | ~1,900+ lines | Large | Very small (one-liner possible) |

The file manager is arguably b374k's most frequently used component. It provides complete control over the server's filesystem with the following capabilities:

is a notorious open-source PHP webshell designed for remote server management—though in the cybersecurity world, it’s most famous as a "hacker’s Swiss Army knife."

A robust WAF can identify and block malicious payload uploads and intercept incoming command traffic intended for known webshell structures. Conclusion b374k.php

However, because it provides complete control over a web server through a browser-based interface, it is also heavily utilized by malicious actors as a persistent backdoor after compromising a website. Understanding b374k.php is critical for web developers, DevSecOps engineers, and security analysts aiming to defend their digital infrastructure. What is b374k.php?

Once installed, the tool can be accessed at /usr/share/b374k/index.php .

Your web root should be owned by a non-privileged user, not www-data . Files: 644 . Directories: 755 . Never use 777 . Additionally, ensure www-data cannot write to any directory except a specific uploads temp folder. | Feature | b374k | WSO | C99

A typical indicators of compromise (IoC) signature in Apache or Nginx access logs looks like this:

Weak passwords or credential stuffing attacks against a CMS dashboard or hosting panel (like cPanel) allow attackers to use built-in theme or file editors to plant the shell. Technical Indicators: Spotting b374k in Server Logs

Ensure your web server process runs with the minimum necessary permissions so that even if a shell is uploaded, its ability to damage the rest of the system is limited. Understanding b374k

The tool itself is not inherently illegal. It is a legitimate remote administration utility available in official package repositories like Kali Linux. However, using b374k without authorization on a server you do not own or have explicit permission to test is illegal in most jurisdictions. The developers explicitly include a disclaimer: "Responsibility of what you do with this shell" rests with the user.

A built-in shell that allows the execution of system commands directly from the browser.

b374k can execute arbitrary commands and scripts on the underlying operating system: