""ET TROJAN NanoCore RAT Keepalive 1""

SID: 2046907

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2015_03_27, deployment Perimeter, malware_family NanoCore, performance_impact Significant, signature_severity Major, updated_at 2023_07_26, former_sid 2810288

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: [1024:]

Flow: established,to_server

Contents:

  • Value: "|08 00 00 00|" Depth: 4

  • Value: !"|00 00 00 00|"

Within: 4

PCRE:

Special Options:

source