""ET TROJAN Observed Malicious SSL Cert (PhantomNet/Smanager CnC)""
SID: 2031448
Revision: 2
Class Type: trojan-activity
Metadata: attack_target Client_and_Server, created_at 2020_12_22, deployment Perimeter, performance_impact Low, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2020_12_22, 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: "|16|"
-
Value: "|0b|"
-
Value: "|06 03 55 04 06|"
-
Value: "|02|AU"
-
Value: "|06 03 55 04 08|"
-
Value: "|05|Hello"
-
Value: "|06 03 55 04 07|"
-
Value: "|05|China"
-
Value: "|06 03 55 04 0a|"
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Value: "|09|Microsoft"
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Value: "|06 03 55 04 0b|"
-
Value: "|06|dirweb"
-
Value: "|06 03 55 04 03|"
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Value: "|2a|secfire/emailAddress=iunkown1987@gmail.com"
Within: 43
PCRE:
Special Options:
- fast_pattern