""ET TROJAN Mutter Backdoor Checkin""
SID: 2016773
Revision: 2
Class Type: trojan-activity
Metadata: created_at 2013_04_19, updated_at 2013_04_19
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: to_server,established
Contents:
-
Value: "GET"
-
Value: "/index.aspx?i="
Within:
PCRE: "/^(Host\x3a [^\r\n]+?\r\nConnection\x3a Keep-Alive|Connection\x3a Keep-Alive\r\nHost\x3a [^\r\n]+?)\r\n(\r\n)?$/Hi"
Special Options:
-
http_method
-
http_uri