""ET TROJAN Observed Malicious SSL Cert (MalDoc DL 2020-02-21)""
SID: 2029525
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2020_02_21, deployment Perimeter, malware_family Maldoc, performance_impact Low, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2020_02_21, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: 443
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
-
Value: "|55 04 03|"
-
Value: "|0c|merystol.xyz"
Within: 13
PCRE:
Special Options:
- fast_pattern