""ET TROJAN Suspicious User Agent Detected (RookIE) - Common with Downloaders""

SID: 2003635

Revision: 8

Class Type: trojan-activity

Metadata: attack_target Client_and_Server, created_at 2010_07_30, deployment Perimeter, confidence Medium, signature_severity Major, updated_at 2023_05_17

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "User-Agent|3a| RookIE"

  • Value: !"www.ugee.com.cn|0d 0a|"

Within:

PCRE:

Special Options:

  • http_header

  • http_header

source