""ET USER_AGENTS Suspicious User-Agent (c \windows)""
SID: 2008043
Revision: 12
Class Type: trojan-activity
Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, signature_severity Major, tag User_Agent, updated_at 2017_10_30
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: to_server,established
Contents:
- Value: "User-Agent|3a| c|3a 5c|"
Within:
PCRE:
Special Options:
- http_header