""ET INFO Base64 Encoded octet-stream File in HTML Body (Mime Type)""
SID: 2047790
Revision: 2
Class Type: misc-activity
Metadata: attack_target Client_Endpoint, created_at 2023_08_28, deployment Perimeter, deployment SSLDecrypt, performance_impact Moderate, signature_severity Informational, updated_at 2023_10_06, reviewed_at 2023_10_06
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
-
Value: "|3c|html"
-
Value: "data|3a|application|2f|octet|2d|stream|3b|base64|2c|"
Within:
PCRE:
Special Options:
-
file_data
-
fast_pattern