""ET TROJAN IRC Potential bot update/download via ftp command""
SID: 2011162
Revision: 5
Class Type: trojan-activity
Metadata: created_at 2010_07_30, updated_at 2011_10_21
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: any
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
- Value: "ftp|3a|//"
Within:
PCRE: "/.(upda|getfile|dl\dx|dl|download|execute)\w*\s+ftp\x3a\x2f\x2f/i"
Special Options: