""ET MALWARE OSX ADWARE/AD Injector""

SID: 2027319

Revision: 3

Class Type: trojan-activity

Metadata: affected_product Mac_OSX, attack_target Client_Endpoint, created_at 2019_05_06, deployment Perimeter, performance_impact Low, signature_severity Major, tag Adware, 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: "User-Agent|3a 20|Python-urllib/"

  • Value: "&mvr="

Within: 5

PCRE: "/[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}/U"

Special Options:

  • http_method

  • http_header

  • fast_pattern

  • http_uri

source