""ET TROJAN Observed Card Skimmer CnC Domain in TLS SNI""
SID: 2031205
Revision: 3
Class Type: trojan-activity
Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2020_10_06, deployment Perimeter, performance_impact Low, signature_severity Major, tag SSL_Malicious_Cert, tag CardSkimmer, updated_at 2022_03_16
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: "tags-manager.com"
Within: 1
PCRE: "/^(?:\x00\x10|.\x2e)tags-manager.com/R"
Special Options: