""ET TROJAN DonotGroup APT Related Domain in DNS Lookup (esr .suppservices .xyz)""

SID: 2038583

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2022_08_22, deployment Perimeter, malware_family Donot, performance_impact Low, signature_severity Major, updated_at 2022_08_22, reviewed_at 2023_08_21

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: "|03|esr|0c|suppservices|03|xyz|00|"

Within: 22

PCRE:

Special Options:

• nocase

• fast_pattern

source