""ET INFO Encrypted Messaging Service in TLS SNI (getsession .org)""
SID: 2050813
Revision: 1
Class Type: misc-activity
Metadata: attack_target Client_Endpoint, created_at 2024_02_13, deployment Perimeter, signature_severity Informational, updated_at 2024_02_13, reviewed_at 2024_03_19
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|"
-
Value: "|00|"
-
Value: "getsession.org"
Within: 1
PCRE: "/^(?:\x00\x0e|.\x2e)getsession.org/R"
Special Options: