Ettercap is a popular, open-source network protocol analyzer and sniffer that allows users to inspect and analyze network traffic. It's a powerful tool for network administrators, security professionals, and developers who need to troubleshoot and monitor network communications. If you're running Windows 10 64-bit and want to download and install Ettercap, this article will guide you through the process.
After installation, follow these configuration steps:
Windows 10 does not natively interpret low-level network packet structures or raw socket hooks the way Unix kernels do. To successfully launch Ettercap's Graphical User Interface (GUI) or Command Line Interface (CLI) on a 64-bit architecture, two core dependency packages must be provisioned first: 1. Npcap Packet Capture Library
Last updated: October 2025. Compatible with Windows 10 22H2 (64-bit) and Windows 11 (via compatibility mode).
"Installation may work on the following distributions, but are not supported. Additional settings may be required for compilation and/or use: Windows Vista, Windows 7, Windows 8, Windows 10"
The most stable way to run the latest version of Ettercap (currently 0.8.4.1 ) on Windows 10 is through WSL. You can install a Linux distribution like Ubuntu or Kali Linux from the Microsoft Store and then install Ettercap using the standard Linux command: sudo apt install ettercap-graphical .
Ettercap was originally developed for Linux and Unix-like systems. The last official stable Windows build (Ettercap 0.8.2) was released around 2010. This version was compiled for 32-bit systems and relied on WinPcap 4.1.1.
# Example automation script (for WSL) #!/bin/bash # Start ARP poisoning automatically sudo ettercap -T -M arp:remote /192.168.1.1// /192.168.1.100//
Scroll down to the section. Change the ec_uid and ec_gid values to 0 if you experience permission blocks on Windows.