""ET CURRENT_EVENTS Unknown Malicious Second Stage Download URI Struct M2 Feb 06 2015""

SID: 2020644

Revision: 1

Class Type: trojan-activity

Metadata: created_at 2015_03_07, updated_at 2015_03_07

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: ".php?rnd="

  • Value: "&id="

Within:

PCRE: "/.php\?rnd=[0-9]{3,7}&id=[0-9A-F]{44,54}$/U"

Special Options:

  • http_uri

  • http_uri

source