""ET INFO External IP Lookup Domain in DNS Lookup (ip .bablosoft .com)""

SID: 2036685

Revision: 2

Class Type: bad-unknown

Metadata: attack_target Client_Endpoint, created_at 2022_05_26, deployment Perimeter, performance_impact Low, signature_severity Informational, updated_at 2022_06_09, reviewed_at 2023_09_01

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: "ip"

  • Value: "|09|bablosoft|03|com|00|"

Within: 7

PCRE: "/(?:\x02|\x03)ip[23]?\x09bablosoft\x03com\x00/"

Special Options:

  • nocase

  • nocase

  • fast_pattern

source