""ET USER_AGENTS Suspicious User-Agent (Random String)""
SID: 2028947
Revision: 2
Class Type: bad-unknown
Metadata: attack_target Client_Endpoint, created_at 2019_11_07, deployment Perimeter, performance_impact Low, signature_severity Informational, updated_at 2019_11_07
Reference:
-
md5
-
a1e56bd465d1c1b5fc19384a3a7ec461
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 20|Random String|0d 0a|"
Within:
PCRE:
Special Options:
- http_header