""ET TROJAN Observed Malicious SSL/TLS Certificate (QakBot)""
SID: 2039170
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2022_10_11, deployment Perimeter, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2022_10_11
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|GB"
-
Value: "|06 03 55 04 08|"
-
Value: "|12|Greater Manchester"
-
Value: "|06 03 55 04 07|"
-
Value: "|08|Salfordc"
-
Value: "|06 03 55 04 0a|"
-
Value: "|0f|Sectigo Limited"
-
Value: "|06 03 55 04 03|"
-
Value: "|30|Sectigo RSA Domain Validation Secure Server (CA)"
Within: 49
PCRE:
Special Options:
- fast_pattern