""ET INFO DYNAMIC_DNS HTTP Request to a .dyndns. domain""
SID: 2013097
Revision: 8
Class Type: misc-activity
Metadata: created_at 2011_06_22, signature_severity Informational, updated_at 2023_01_04
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: ".dyndns."
-
Value: !" checkip.dyndns."
-
Value: !" update.dyndns."
Within:
PCRE: "/Host\x3a [^\n]+.dyndns.(biz|info|org|tv)\x0d\x0a/iH"
Special Options:
-
fast_pattern
-
http_header
-
http_header
-
http_header