""ET POLICY DNS Query to .onion proxy Domain (cheetosnotburitos.com)""

SID: 2020640

Revision: 3

Class Type: policy-violation

Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2015_03_07, deployment Perimeter, signature_severity Informational, tag DNS_Onion_Query, updated_at 2019_08_28

Reference:

Protocol: udp

Source Network: $HOME_NET

Source Port: any

Destination Network: any

Destination Port: 53

Flow:

Contents:

  • Value: "|01|" Depth: 1 Offset: 2

  • Value: "|00 01 00 00 00 00 00|"

  • Value: "|11|cheetosnotburitos|03|com|00|"

Within: 7

PCRE:

Special Options:

  • fast_pattern

  • nocase

source