""ET INFO URL Shortening Service Used by Curl (ic9 .in)""
SID: 2033134
Revision: 1
Class Type: bad-unknown
Metadata: attack_target Client_Endpoint, created_at 2021_06_10, deployment Perimeter, performance_impact Low, signature_severity Informational, updated_at 2021_06_10
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/"
-
Value: "Host|3a 20|ic9.in|0d 0a|"
Within:
PCRE:
Special Options:
-
http_header
-
fast_pattern
-
http_header