""ET INFO Observed Domain Hosting Port Scanning Tools Domain (advanced-port-scanner .com in TLS SNI)""
SID: 2054451
Revision: 4
Class Type: misc-activity
Metadata: attack_target Client_Endpoint, created_at 2024_07_11, deployment Perimeter, former_category TROJAN, signature_severity Informational, updated_at 2024_07_12
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: "advanced-port-scanner.com"
Within: 1
PCRE: "/^(?:\x00\x19|.\x2e)advanced-port-scanner.com/R"
Special Options: