""ET TROJAN Vundo User-Agent Check-in""

SID: 2010490

Revision: 6

Class Type: trojan-activity

Metadata: created_at 2010_07_30, updated_at 2017_10_30

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| Mozilla/4.0 (compatible|3b| MSIE 6.0) WinNT 5.1|0d 0a|"

Within:

PCRE:

Special Options:

  • http_header

source