SID: 2042539

Revision: 1

Class Type: bad-unknown

Metadata: attack_target Client_Endpoint, created_at 2022_12_09, deployment Perimeter, signature_severity Informational, updated_at 2022_12_09

Reference:

  • md5

  • 13e25a506a7282762c46adfd408cdb94

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "|3b 20|ms-office|3b 20|"

  • Value: ".com-office365.com|0d 0a|"

  • Value: !"Referer|3a 20|"

Within:

PCRE: "/^Host\x3a\x20[^\r\n]+.com-office365.com/Hmi"

Special Options:

  • http_method

  • http_header

  • fast_pattern

  • http_header

  • http_header

source