""ET TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)""
SID: 2003647
Revision: 6
Class Type: trojan-activity
Metadata: created_at 2010_07_30, updated_at 2010_08_04
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| IRC-U v"
Within:
PCRE:
Special Options:
-
http_header
-
nocase