""ET POLICY External IP Lookup Domain (ifconfig .me)""

SID: 2026718

Revision: 3

Class Type: policy-violation

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_12_10, deployment Perimeter, performance_impact Low, signature_severity Major, tag IP_address_lookup_website, updated_at 2021_07_21

Reference:

  • md5

  • 52ba2e1f51d16394bf109b42c1166b74

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: "Host|3a 20|ifconfig.me|0d|"

Within:

PCRE:

Special Options:

  • http_method

  • fast_pattern

source