""ET TROJAN TA402 CnC Domain in DNS Lookup""

SID: 2049162

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_07_31, deployment Perimeter, signature_severity Major, tag TA402, updated_at 2023_11_13, reviewed_at 2024_01_26, former_sid 2854970

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: "|0b|theconomics|03|net|00|"

Within: 17

PCRE:

Special Options:

  • fast_pattern

  • nocase

source