""ET TROJAN TA430/Andariel APT Related CnC Domain in DNS Lookup (tech .micrsofts .tech)""

SID: 2049654

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_12_12, deployment Perimeter, former_category MALWARE, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2023_12_12

Reference:

• Link

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|tech|09|micrsofts|04|tech|00|"

Within: 21

PCRE:

Special Options:

• fast_pattern

• nocase

source