""ET CURRENT_EVENTS Am3Refh Obfuscated Phishing Landing 2016-02-23""

SID: 2032371

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2016_02_23, deployment Perimeter, signature_severity Major, tag Phishing, updated_at 2017_10_12, mitre_tactic_id TA0005, mitre_tactic_name Defense_Evasion, mitre_technique_id T1027, mitre_technique_name Obfuscated_Files_or_Information

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: to_client,established

Contents:

  • Value: "200"

  • Value: "Content-Type|3a 20|text/html"

  • Value: "Am3Refh.Com -->"

  • Value: "document.write"

Within:

PCRE:

Special Options:

  • http_stat_code

  • http_header

  • file_data

  • nocase

  • fast_pattern

  • nocase

source