How To Download A File From Wireshark [updated] <2025-2027>

Select the protocol the file was sent over (e.g., , SMB , FTP-DATA , TFTP , or DICOM ).

To download or extract a file from a Wireshark packet capture, you primarily use the feature or Follow TCP Stream to reconstruct the data . Method 1: Exporting Objects (Easiest) how to download a file from wireshark

A window will list all identified files. Find your target file, highlight it, and click or Save As . Method 2: Following a TCP Stream (For Manual Extraction) Select the protocol the file was sent over (e

This is the most efficient way to extract common files like images, PDFs, or executables transferred over standard protocols. Find your target file, highlight it, and click or Save As

: For best results, ensure TCP reassembly is on. Go to Edit > Preferences > Protocols > TCP and check "Allow subdissector to reassemble TCP streams" . Export the File : Navigate to File > Export Objects .

: Load your .pcap or .pcapng file into Wireshark.

Use this if the "Export Objects" feature doesn't detect your file or if the protocol isn't supported. Wireshark Tutorial: Exporting Objects From a Pcap