CS0-003 · Question #61
A security analyst is reviewing a packet capture in Wireshark that contains an FTP session from a potentially compromised machine. The analyst sets the following display filter: ftp. The analyst can…
The correct answer is C. Change the display filter to ftp-data and follow the TCP streams. The best way to see the entire contents of the downloaded files in Wireshark is to change the display filter to ftp-data and follow the TCP streams. FTP-data is a protocol that is used to transfer files between an FTP client and server using TCP port 20. By filtering for…
Question
A security analyst is reviewing a packet capture in Wireshark that contains an FTP session from a potentially compromised machine. The analyst sets the following display filter: ftp. The analyst can see there are several RETR requests with 226 Transfer complete responses, but the packet list pane is not showing the packets containing the file transfer itself. Which of the following can the analyst perform to see the entire contents of the downloaded files?
Options
- AChange the display filter to ftp.active.port
- BChange the display filter to tcp.port==20
- CChange the display filter to ftp-data and follow the TCP streams
- DNavigate to the File menu and select FTP from the Export objects option
How the community answered
(17 responses)- A6% (1)
- B12% (2)
- C76% (13)
- D6% (1)
Explanation
The best way to see the entire contents of the downloaded files in Wireshark is to change the display filter to ftp-data and follow the TCP streams. FTP-data is a protocol that is used to transfer files between an FTP client and server using TCP port 20. By filtering for ftp-data packets and following the TCP streams, the analyst can see the actual file data that was transferred during the
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