""ET TROJAN Kazy/Kryptor/Cycbot Trojan Checkin 2""
SID: 2013865
Revision: 5
Class Type: trojan-activity
Metadata: created_at 2011_11_08, updated_at 2014_03_01
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "GET"
-
Value: "?tq="
-
Value: !"Referer|3a|"
Within:
PCRE: "/.(?:(?:jp|pn)g|cgi|gif)\?tq=/U"
Special Options:
-
nocase
-
http_method
-
http_uri
-
http_header