""ET TROJAN TA428 Infostealer CnC Host Checkin""

SID: 2030939

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2020_10_01, deployment Perimeter, performance_impact Moderate, signature_severity Major, updated_at 2020_10_01

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "|54 0b 54|" Depth: 3 Offset: 16

  • Value: "|54 0b 54|"

  • Value: "|54 0b 54|"

  • Value: "|54 0b 54|"

  • Value: "|54 0b 54|"

  • Value: "|54 0b 54|"

  • Value: "|54 0b 54|"

  • Value: "|08 00|"

  • Value: "|01|"

Within:

PCRE:

Special Options:

  • fast_pattern

source