""ET INFO Observed URL Shortener Service Domain (www .kisa .link in TLS SNI)""
SID: 2035658
Revision: 2
Class Type: misc-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_03_30, deployment Perimeter, signature_severity Major, updated_at 2022_03_30
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 0d|www.kisa.link"
Within: 8
PCRE:
Special Options:
- fast_pattern