""ET MALWARE Hex Encoded IP HTTP Request - Likely Malware""

SID: 2007951

Revision: 7

Class Type: trojan-activity

Metadata: created_at 2010_07_30, updated_at 2019_08_14

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "Host|3a| 0x"

Within:

PCRE: "/^Host\x3a\x200x[0-9a-f]+\r?$/Hmi"

Special Options:

  • http_header

source