""ET TROJAN IRC DNS request on non-standard port""
SID: 2000352
Revision: 10
Class Type: policy-violation
Metadata: created_at 2010_07_30, updated_at 2011_10_21
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: !6661:6668
Flow: to_server,established
Contents:
- Value: "USERHOST " Depth: 9
Within:
PCRE:
Special Options:
- nocase