""ET WEB_SERVER Generic Webshell Accessed on Internal Compromised Server""
SID: 2034248
Revision: 1
Class Type: web-application-attack
Metadata: affected_product HTTP_Server, attack_target Web_Server, created_at 2021_10_25, deployment Perimeter, signature_severity Major, updated_at 2021_10_25
Reference:
Protocol: tcp
Source Network: $HTTP_SERVERS
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: any
Flow: established,to_client
Contents:
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Value: "MARIJUANA"
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Value: "|e2 80 94 20|DIOS|20 e2 80 94 20|NO|20 e2 80 94 20|CREA|20 e2 80 94 20|NADA|20 e2 80 94 20|EN|20 e2 80 94 20|VANO|20 e2 80 94|"
Within:
PCRE:
Special Options:
-
file_data
-
fast_pattern