""ET WEB_CLIENT Generic Mailer Accessed on External Compromised Server""
SID: 2031607
Revision: 2
Class Type: web-application-attack
Metadata: affected_product Web_Server_Applications, attack_target Web_Server, created_at 2021_02_08, deployment Perimeter, signature_severity Major, updated_at 2021_02_08
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
- Value: "
|7c 7c 20|B3taCypt Priv8 Mailer|20 7c 7c| "
Within:
PCRE:
Special Options:
-
file_data
-
nocase
-
fast_pattern