""ET USER_AGENTS Suspicious Win32 User Agent""

SID: 2012249

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2011_02_02, updated_at 2013_01_24

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: 1024:

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "User-Agent|3a| Win32"

Within:

PCRE:

Special Options:

  • nocase

  • http_header

source