""ET INFO curl User-Agent to Dotted Quad""
SID: 2034567
Revision: 2
Class Type: bad-unknown
Metadata: attack_target Client_Endpoint, created_at 2021_12_01, deployment Perimeter, signature_severity Informational, updated_at 2021_12_01
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
- Value: "User-Agent|3a 20|curl/"
Within:
PCRE: "/^Host\x3a\x20\d{1,3}.\d{1,3}.\d{1,3}.\d{1,3}/H"
Special Options:
-
nocase
-
fast_pattern
-
http_header