The pcap file I&39;m. The native capture file formats used by Wireshark are pcap. Wireshark can read and write capture files in its natural file formats, pcapng and pcap, which are used by many other network capturing tools, such as tcpdump. . . Mar 10, 2009 The pcap file I&39;m using in this example is the one that&39;s listed as CWSandbox, Sandox execution of malicious ActiveX component (downloads Downloader-BKH) from the list above. The pcap file I&39;m. dhcp. The sample capture is available at the Google code sample20130410. 2 days ago &183; Wireshark version 3. Open your pcap file in Wireshark, if you want to play along at home, the Network Miner project site keeps a list of places where you can get some sample pcap files here. type 1 reveals domains names used in HTTPS or SSLTLS traffic. .