""ET DOS DNS Amplification Attack Inbound""

SID: 2016016

Revision: 8

Class Type: bad-unknown

Metadata: created_at 2012_12_12, updated_at 2014_10_01

Reference:

Protocol: udp

Source Network: any

Source Port: any

Destination Network: $HOME_NET

Destination Port: 53

Flow:

Contents:

  • Value: "|01 00 00 01 00 00 00 00 00 01|" Depth: 10 Offset: 2

  • Value: "|00 ff 00 01 00 00 29|"

Within: 7

PCRE: "/^[^\x00]+?\x00/R"

Special Options:

  • fast_pattern

source