""ET INFO Observed Suspicious Reversed String Inbound (StrReverse)""
SID: 2036336
Revision: 2
Class Type: bad-unknown
Metadata: attack_target Client_Endpoint, created_at 2020_03_18, deployment Perimeter, signature_severity Informational, updated_at 2020_03_18
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
-
Value: "200"
-
Value: "esreveRrtS"
Within:
PCRE:
Special Options:
-
http_stat_code
-
file_data
-
nocase