""ET WEB_CLIENT Generic Webshell Accessed on External Compromised Server""
SID: 2034247
Revision: 1
Class Type: web-application-attack
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_10_25, deployment Perimeter, signature_severity Major, updated_at 2021_10_25
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
- Value: "Cylul007 Webshell V 2.0"
Within:
PCRE:
Special Options:
-
file_data
-
fast_pattern