""ET TROJAN Win32/PSW.Papras.CK file upload""

SID: 2019379

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2014_10_09, updated_at 2014_10_09

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "name|3d 22|upload_file|22 3b 20|filename|3d 22|"

Within:

PCRE: "/^\x2f[a-zA-Z]{4,}\x2ephp\x3f[a-zA-Z]{2,10}\x3d(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})+/U"

Special Options:

  • http_method

  • http_client_body

source