""ET TROJAN Night Dragon CnC Beacon Outbound""

SID: 2012303

Revision: 4

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2011_02_10, deployment Perimeter, signature_severity Major, tag c2, updated_at 2011_02_14, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "|01 50 00 00 00 00 00 00 00 00 00 01 68 57 24 13|"

Within:

PCRE:

Special Options:

source