""ET SCAN Suspicious User-Agent Containing Security Scan/ner Likely Scan""
SID: 2010089
Revision: 8
Class Type: attempted-recon
Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, signature_severity Major, tag User_Agent, updated_at 2017_05_11
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: any
Destination Network: $HTTP_SERVERS
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "User|2D|Agent|3A|"
-
Value: "security"
-
Value: "scan"
Within:
PCRE: "/^User-Agent\x3A[^\n]+security[^\n]+scan/Hmi"
Special Options:
-
http_header
-
http_header
-
nocase
-
http_header
-
nocase