""ET USER_AGENTS Suspicious User-Agent (=Mozilla)""
SID: 2025456
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Web_Browsers, attack_target Client_and_Server, created_at 2018_03_27, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2018_03_27
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
- Value: "User-Agent|3a|=Mozilla/5"
Within:
PCRE:
Special Options:
- http_header