""ET TROJAN CoreDDRAT CnC Activity""

SID: 2029725

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_03_23, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2020_03_23

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: 1024:

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "|69 6e 66 6f 2f 44 44 48 63 6b 2f 2e 44 44 2d 48 63 6b|"

Within:

PCRE:

Special Options:

  • fast_pattern

source