""ET INFO Observed Abused Redirect Service SSL Cert (svc .dynamics .com)""
SID: 2036422
Revision: 2
Class Type: bad-unknown
Metadata: attack_target Client_Endpoint, created_at 2022_04_29, deployment Perimeter, signature_severity Informational, tag SSL_Malicious_Cert, updated_at 2022_04_29
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 03|"
-
Value: "|12|*.svc.dynamics.com"
Within: 19
PCRE:
Special Options:
- fast_pattern