""ET POLICY CoinHive In-Browser Miner Detected""

SID: 2024721

Revision: 3

Class Type: policy-violation

Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2017_09_18, deployment Perimeter, performance_impact Moderate, signature_severity Minor, updated_at 2018_05_08

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,from_server

Contents:

  • Value: "coinhive.min.js"

  • Value: "start"

  • Value: "script"

  • Value: "var"

Within:

PCRE: "/^\s(?P[a-zA-Z0-9]{3,20})\s=\snew\sCoinHive\s.\s[^(]+(\s[\x22\x27][A-Za-z0-9]+\s[\x22\x27]\s(?:\x2c\s\x7b\s\w+\x3a\s\d.\d\x7d)?)\s\x3b\s+(?P=var)\s.\s*start/Ri"

Special Options:

  • file_data

  • nocase

  • fast_pattern

  • nocase

source