""ET TROJAN Sednit/APT28/Sofacy Delphocy CnC Beacon""

SID: 2023486

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_11_08, deployment Perimeter, malware_family APT28, malware_family Sofacy, malware_family Sednit_Delphocy, signature_severity Major, tag c2, updated_at 2016_11_08, 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: "POST"

  • Value: ".php"

  • Value: !"Referer|3a|"

  • Value: !"Accept"

  • Value: "Content-Type|3a 20|application/x-www-form-urlencoded"

  • Value: "as_q="

  • Value: "as_ft="

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

  • http_header

  • http_client_body

  • http_client_body

source