""ET INFO Pastebin-like Service Domain in DNS Lookup (termbin .com)""

SID: 2050513

Revision: 1

Class Type: misc-activity

Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2024_01_26, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2024_01_26

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: "|07|termbin|03|com|00|"

Within: 7

PCRE:

Special Options:

  • fast_pattern

  • nocase

source