""ET MALWARE LNKR CnC Activity M1""

SID: 2027419

Revision: 3

Class Type: trojan-activity

Metadata: affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2019_06_03, deployment Perimeter, performance_impact Low, signature_severity Minor, updated_at 2019_08_14

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "/optout/set/" Depth: 12

  • Value: "?jsonp="

  • Value: "&key="

  • Value: "&cv="

  • Value: "&t="

Within: 23

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_uri

  • http_uri

  • http_uri

source