""ET TROJAN Observed Malicious SSL Cert (Gozi ISFB)""
SID: 2030030
Revision: 2
Class Type: trojan-activity
Metadata: attack_target Client_and_Server, created_at 2020_04_27, deployment Perimeter, performance_impact Low, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2020_04_27, mitre_tactic_id TA0042, mitre_tactic_name Resource_Development, mitre_technique_id T1587, mitre_technique_name Develop_Capabilities
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 12|basa.nutarborg.com"
Within: 8
PCRE:
Special Options:
- fast_pattern