""ET TROJAN Suspicious user-agent (f**king)""
SID: 2016317
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2013_01_30, deployment Perimeter, signature_severity Major, tag User_Agent, updated_at 2013_01_30
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| "
-
Value: "fucking|0d 0a|"
Within:
PCRE: "/^User-Agent\x3a[^\r\n]+fucking/Hmi"
Special Options:
-
http_header
-
fast_pattern
-
http_header