mirror of
https://github.com/zeek/zeek.git
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151 lines
3.5 KiB
Standard ML
151 lines
3.5 KiB
Standard ML
# Signatures to initiate dynamic protocol detection.
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signature dpd_ftp_client {
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ip-proto == tcp
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payload /(|.*[\n\r]) *[uU][sS][eE][rR] /
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tcp-state originator
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}
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# Match for server greeting (220, 120) and for login or passwd
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# required (230, 331).
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signature dpd_ftp_server {
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ip-proto == tcp
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payload /[\n\r ]*(120|220)[^0-9].*[\n\r] *(230|331)[^0-9]/
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tcp-state responder
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requires-reverse-signature dpd_ftp_client
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enable "ftp"
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}
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signature dpd_http_client {
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ip-proto == tcp
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payload /^[[:space:]]*(GET|HEAD|POST)[[:space:]]*/
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tcp-state originator
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}
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signature dpd_http_server {
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ip-proto == tcp
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payload /^HTTP\/[0-9]/
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tcp-state responder
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requires-reverse-signature dpd_http_client
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enable "http"
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}
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signature dpd_bittorrenttracker_client {
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ip-proto == tcp
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payload /^.*\/announce\?.*info_hash/
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tcp-state originator
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}
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signature dpd_bittorrenttracker_server {
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ip-proto == tcp
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payload /^HTTP\/[0-9]/
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tcp-state responder
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requires-reverse-signature dpd_bittorrenttracker_client
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enable "bittorrenttracker"
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}
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signature dpd_bittorrent_peer1 {
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ip-proto == tcp
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payload /^\x13BitTorrent protocol/
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tcp-state originator
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}
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signature dpd_bittorrent_peer2 {
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ip-proto == tcp
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payload /^\x13BitTorrent protocol/
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tcp-state responder
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requires-reverse-signature dpd_bittorrent_peer1
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enable "bittorrent"
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}
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signature irc_client1 {
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ip-proto == tcp
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payload /(|.*[\r\n]) *[Uu][Ss][Ee][Rr] +.+[\n\r]+ *[Nn][Ii][Cc][Kk] +.*[\r\n]/
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requires-reverse-signature irc_server_reply
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tcp-state originator
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enable "irc"
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}
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signature irc_client2 {
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ip-proto == tcp
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payload /(|.*[\r\n]) *[Nn][Ii][Cc][Kk] +.+[\r\n]+ *[Uu][Ss][Ee][Rr] +.+[\r\n]/
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requires-reverse-signature irc_server_reply
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tcp-state originator
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enable "irc"
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}
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signature irc_server_reply {
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ip-proto == tcp
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payload /^(|.*[\n\r])(:[^ \n\r]+ )?[0-9][0-9][0-9] /
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tcp-state responder
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}
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signature irc_server_to_server1 {
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ip-proto == tcp
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payload /(|.*[\r\n]) *[Ss][Ee][Rr][Vv][Ee][Rr] +[^ ]+ +[0-9]+ +:.+[\r\n]/
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}
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signature irc_server_to_server2 {
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ip-proto == tcp
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payload /(|.*[\r\n]) *[Ss][Ee][Rr][Vv][Ee][Rr] +[^ ]+ +[0-9]+ +:.+[\r\n]/
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requires-reverse-signature irc_server_to_server1
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enable "irc"
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}
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signature dpd_smtp_client {
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ip-proto == tcp
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payload /(|.*[\n\r])[[:space:]]*([hH][eE][lL][oO]|[eE][hH][lL][oO])/
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requires-reverse-signature dpd_smtp_server
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enable "smtp"
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tcp-state originator
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}
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signature dpd_smtp_server {
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ip-proto == tcp
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payload /^[[:space:]]*220[[:space:]-]/
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tcp-state responder
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}
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signature dpd_ssh_client {
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ip-proto == tcp
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payload /^[sS][sS][hH]-/
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requires-reverse-signature dpd_ssh_server
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enable "ssh"
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tcp-state originator
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}
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signature dpd_ssh_server {
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ip-proto == tcp
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payload /^[sS][sS][hH]-/
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tcp-state responder
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}
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signature dpd_pop3_server {
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ip-proto == tcp
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payload /^\+OK/
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requires-reverse-signature dpd_pop3_client
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enable "pop3"
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tcp-state responder
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}
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signature dpd_pop3_client {
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ip-proto == tcp
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payload /(|.*[\r\n])[[:space:]]*([uU][sS][eE][rR][[:space:]]|[aA][pP][oO][pP][[:space:]]|[cC][aA][pP][aA]|[aA][uU][tT][hH])/
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tcp-state originator
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}
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signature dpd_ssl_server {
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ip-proto == tcp
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# Server hello.
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payload /^(\x16\x03[\x00\x01\x02]..\x02...\x03[\x00\x01\x02]|...?\x04..\x00\x02).*/
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requires-reverse-signature dpd_ssl_client
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enable "ssl"
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tcp-state responder
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}
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signature dpd_ssl_client {
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ip-proto == tcp
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# Client hello.
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payload /^(\x16\x03[\x00\x01\x02]..\x01...\x03[\x00\x01\x02]|...?\x01[\x00\x01\x02][\x02\x03]).*/
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tcp-state originator
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}
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