""ET INFO Windows OS Submitting USB Metadata to Microsoft""

SID: 2025275

Revision: 3

Class Type: misc-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_01_31, deployment Perimeter, performance_impact Low, signature_severity Minor, updated_at 2019_09_30

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: "metadata.svc"

  • Value: "/DeviceMetadataService/GetDeviceMetadata|22 0d 0a|"

  • Value: "User-Agent|3a 20|MICROSOFT_DEVICE_METADATA_RETRIEVAL_CLIENT|0d 0a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

source