""ET TROJAN Possible Duqu 2.0 Request""
SID: 2021247
Revision: 1
Class Type: trojan-activity
Metadata: created_at 2015_06_11, updated_at 2015_06_11
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "Cookie|3a| COUNTRY="
-
Value: "COUNTRY=" Depth: 8
-
Value: !"Accept"
-
Value: !"Referer|3a|"
Within:
PCRE: "/^COUNTRY=[a-z0-9]{26}$/C"
Special Options:
-
http_cookie
-
http_header
-
http_header