""ET TROJAN PHPs Labyrinth Backdoor Stage1 CnC Activity""
SID: 2029499
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Wordpress_Plugins, attack_target Web_Server, created_at 2020_02_19, deployment Perimeter, deployment Datacenter, deployment SSLDecrypt, signature_severity Major, updated_at 2020_02_19
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "GET"
-
Value: ".php?host="
-
Value: "&password="
Within:
PCRE: "/.php\?host=[^&]+&password=[a-f0-9]{32}$/U"
Special Options:
-
http_method
-
http_uri
-
fast_pattern
-
http_uri