""ET POLICY Monitoring Software Domain (sneek .io) in TLS SNI""
SID: 2030922
Revision: 2
Class Type: policy-violation
Metadata: attack_target Client_Endpoint, created_at 2020_09_29, deployment Perimeter, performance_impact Low, signature_severity Informational, updated_at 2020_09_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 08|sneek.io"
Within: 8
PCRE:
Special Options:
- fast_pattern