""ET CURRENT_EVENTS Possible Evil Redirector Leading to EK Nov 09 2015 M1""
SID: 2022070
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2015_11_11, deployment Perimeter, signature_severity Major, tag Redirector, updated_at 2015_11_11
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: to_server,established
Contents:
-
Value: ".php?sid=" Depth: 26 Offset: 4
-
Value: !"|0d 0a|Cookie|3a|"
Within:
PCRE: "/^\/[a-z]{3,20}.php\?sid=[A-F0-9]{40,200}$/U"
Special Options:
- http_uri