""ET INFO Anonymous File Sharing Service Domain in DNS Lookup (send .vis .ee)""

SID: 2039067

Revision: 1

Class Type: bad-unknown

Metadata: attack_target Client_Endpoint, created_at 2022_09_30, deployment Perimeter, signature_severity Informational, updated_at 2022_09_30

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: "|04|send|03|vis|02|ee|00|"

Within: 13

PCRE:

Special Options:

  • nocase

  • fast_pattern

source