httpry is a tool specialized for the analysis of web traffic. The tool itself can be used to capture traffic (httpry -o file) but other other tools are better suited for that such as tcpdump, Snort, Sguil. When it comes to finding out if certain types of files were downloaded via http, this tool does a super job. It can be used in combination with regular expressions (Regex) to find if a file, a script or a malware was downloaded from site or by a host and will ignore everything else. Whether the http traffic is using port 80, 443, ...