""ET TROJAN APT28/Sofacy Zebrocy CnC DNS Lookup (support-cloud .life)""

SID: 2031315

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2020_12_10, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2020_12_10

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: "|0d|support-cloud|04|life|00|"

Within: 20

PCRE:

Special Options:

  • nocase

  • fast_pattern

source