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

SID: 2027290

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, created_at 2019_04_29, deployment Perimeter, performance_impact Low, signature_severity Major, tag APT, tag DonotGroup, updated_at 2019_04_29

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|data-backup|06|online|00|"

Within: 7

PCRE:

Special Options:

  • nocase

  • fast_pattern

source