""ET TROJAN Linux Backdoor Linux/Cdorked.A Redirect 2""
SID: 2016814
Revision: 3
Class Type: trojan-activity
Metadata: created_at 2013_05_03, updated_at 2013_05_03
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: from_server,established
Contents:
-
Value: "302"
-
Value: "/index.php?"
-
Value: "mc3VyaT0"
Within:
PCRE: "/^Location\x3a\x20\s?https?\:\/\/[a-f0-9]{16}.[^\r\n]+?\/index.php\?[a-z]=(?:[A-Za-z0-9+\/]{4})(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=|[A-Za-z0-9+\/]{4})\r$/Hmi"
Special Options:
-
http_stat_code
-
http_header
-
http_header
-
fast_pattern