""ET WEB_SERVER Weevely PHP backdoor detected (passthru() function used) M1""

SID: 2013938

Revision: 5

Class Type: web-application-activity

Metadata: created_at 2011_11_22, updated_at 2022_05_03

Reference:

• Link

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: $HTTP_SERVERS

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

• Value: "QHBhc3N0aHJ1KC"

Within:

PCRE:

Special Options:

• http_header

source