""ET INFO External IP Address Lookup Service in TLS SNI (getip .pro)""
SID: 2046694
Revision: 1
Class Type: bad-unknown
Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2023_06_29, deployment Perimeter, performance_impact Low, signature_severity Informational, tag External_IP_Lookup_Service, updated_at 2023_06_29
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: 443
Flow: established,to_server
Contents:
-
Value: "|16|"
-
Value: "|01|"
-
Value: "|00 00 09|getip.pro"
Within: 8
PCRE:
Special Options:
- fast_pattern