""ET TROJAN Incorrectly formatted User-Agent string (dashes instead of semicolons) Likely Hostile""

SID: 2010868

Revision: 6

Class Type: bad-unknown

Metadata: created_at 2010_07_30, updated_at 2017_11_10

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "User-Agent|3a| Mozilla/4.0 (compatible- MSIE 6.0- Windows NT 5.1- SV1- "

Within:

PCRE:

Special Options:

  • http_header

source