""ET TROJAN Observed JSSLoader Variant Domain (legislationient .com in TLS SNI)""
SID: 2033073
Revision: 2
Class Type: trojan-activity
Metadata: attack_target Client_and_Server, created_at 2021_06_02, deployment Perimeter, performance_impact Low, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2021_06_02, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol
Reference:
-
md5
-
58e9f9575c6d908fb32b528064e14004
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 13|legislationient.com"
Within: 8
PCRE:
Special Options:
- fast_pattern