""ET TROJAN APT28/Sofacy Zebrocy Go Variant CnC Activity""

SID: 2026752

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_01_03, deployment Perimeter, malware_family Sofacy, malware_family Zebrocy, performance_impact Moderate, signature_severity Major, updated_at 2019_01_03

Reference:

  • md5

  • 400a162a9e5946be10b9fd7155a9ee48

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?id_name="

  • Value: "User-Agent|3a 20|Go-http-client/"

  • Value: "attach=" Depth: 7

  • Value: !"Referer|3a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

  • http_client_body

  • http_header

source