""ET TROJAN Observed TA401 Related Domain in TLS SNI""
SID: 2047125
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_07_13, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag TA401, updated_at 2023_08_09, former_sid 2854805
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: "cryptoanalyzetech.com"
Within: 1
PCRE: "/^(?:\x00\x15|.\x2e)cryptoanalyzetech.com/R"
Special Options: