""ET ATTACK_RESPONSE Probably Evil Long Unicode string only string and unescape 1""
SID: 2017499
Revision: 2
Class Type: bad-unknown
Metadata: created_at 2013_09_20, deployment alert_only, updated_at 2023_04_19
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,from_server
Contents:
-
Value: "unescape"
-
Value: "|22|%u"
-
Value: !"|22|"
Within: 120
PCRE: "/^[a-f0-9]{4}([\%\]u[a-f0-9]{4}){20}/Ri"
Special Options:
- file_data