""ET TROJAN Yahoo550.com Related Downloader/Trojan Checkin""
SID: 2008049
Revision: 5
Class Type: trojan-activity
Metadata: created_at 2010_07_30, updated_at 2012_06_21
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
- Value: "/image/logo.jpg?queryid="
Within:
PCRE: "/queryid=\d+$/U"
Special Options:
- http_uri