""ET INFO Possible Fake Nintendo User-Agent Observed""
SID: 2052806
Revision: 1
Class Type: misc-activity
Metadata: attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_05_21, deployment Perimeter, deployment SSLDecrypt, confidence Medium, signature_severity Informational, updated_at 2024_05_21
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "|20 28|Nintendo|20|"
-
Value: "|3b 20|U|3b 20 3b 20|"
Within:
PCRE: "/User-Agent\x3a\x20[^\r\n]+\x28Nintendo\x20[^\r\n]+\x3b\x20U\x3b\x20\x3b[^\r\n]+en([^\r\n]+|\x29)[\r\n]/Hmi"
Special Options:
-
http_header
-
fast_pattern