""ET TROJAN Observed TA455 Domain in TLS SNI (teledyneflir.com .de)""
SID: 2051164
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2024_02_09, deployment Perimeter, signature_severity Major, tag SSL_Malicious_Cert, tag TA455, updated_at 2024_02_29, former_sid 2856338
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: "teledyneflir.com.de"
Within: 1
PCRE: "/^(?:\x00\x13|.\x2e)teledyneflir.com.de/R"
Special Options: