""ET TROJAN Observed Malicious SSL Cert (ACBackdoor CnC)""
SID: 2029049
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Linux, attack_target Client_and_Server, created_at 2019_11_21, deployment Perimeter, malware_family ACBackdoor, performance_impact Low, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2019_11_21, mitre_tactic_id TA0042, mitre_tactic_name Resource_Development, mitre_technique_id T1587, mitre_technique_name Develop_Capabilities
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: 443
Destination Network: $HOME_NET
Destination Port: any
Flow: established,from_server
Contents:
-
Value: "|16|"
-
Value: "|0b|"
-
Value: "|0E 4F 8B 2C 65 0A|"
Within: 10
PCRE:
Special Options:
- fast_pattern