""ET INFO DYNAMIC_DNS HTTP Request to a *.myftp .biz Domain""
SID: 2013824
Revision: 5
Class Type: bad-unknown
Metadata: attack_target Client_and_Server, created_at 2011_11_05, deployment Perimeter, performance_impact Low, signature_severity Informational, updated_at 2023_02_17, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1568, mitre_technique_name Dynamic_Resolution
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
- Value: ".myftp.biz|0d 0a|"
Within:
PCRE:
Special Options:
-
http_header
-
nocase