2017年1月6日金曜日

PC Defender をコマンドラインで

過日、TechNet で ご質問があり、それに答えたのですが ... 。
コマンドのヘルプで表示される内容に 狼狽え させ られる 羽目 になりました。
きっと、私だけかも知れませんが ... 。
Defender をコマンドラインで動かす時のオプションについてです。


週一の指定時にのみ、フルスキャンをしたいとのご要望でした。
  TechNet URL  windows10 における windows defender のスケジュールスキャンの設定方法について
確か、コマンドラインから Defender を動かせたのでは? と思い、 以下の様に書きました。
でも、これは 間違い!。 
cd  %ProgramFiles%\Windows Defender
MpCmdRun.exe -Scan -2
正確には、
でした。           そう、バッチファイルにする前提ですね。.
cd  %ProgramFiles%\Windows Defender
MpCmdRun.exe -Scan -ScanType 2

何故、この様に勘違いしたか? は。
MpCmdRun.exe のみの実行で表示される ヘルプ です。  Win10 Version1607 Build 14393.576 .
C:\Program Files\Windows Defender>MpCmdRun.exe
Microsoft Antimalware Service Command Line Utility (c) 2006-2015 Microsoft Corp
Use this tool to automate and troubleshoot Microsoft Antimalware Service

Usage:
MpCmdRun.exe [command] [-options]

Command Description
   -? / -h                                    Displays all available options
                                              for this tool
   -Scan [-ScanType #] [-File <path> [-DisableRemediation][-BootSectorScan]] [-Timeout <days>]
                                              Scans for malicious software
   -Trace [-Grouping #] [-Level #]            Starts diagnostic tracing
   -GetFiles                                  Collects support information
   -RemoveDefinitions [-All]                  Restores the installed
                                              signature definitions
                                              to a previous backup copy or to
                                              the original default set of
                                              signatures
                      [-DynamicSignatures]    Removes only the dynamically
                                              downloaded signatures
   -SignatureUpdate [-UNC | -MMPC]            Checks for new definition updates
   -Restore  [-ListAll | [-Name <name>] [-All] [-Path <path>]]  Restore or list
                                                               quarantined item(s)
   -AddDynamicSignature [-Path]               Loads a dynamic signature
   -ListAllDynamicSignatures                  List the loaded dynamic signatures
   -RemoveDynamicSignature [-SignatureSetID]  Removes a dynamic signature

Additional Information:

Support information will be in the following directory:
C:\ProgramData\Microsoft\Windows Defender\Support

   -Scan [-ScanType value]
        0  Default, according to your configuration
        1  Quick scan
        2  Full system scan
        3  File and directory custom scan


           [-File <path>]
                Indicates the file or directory  to be scanned, only valid for custom scan.

           [-DisableRemediation]
                This option is valid only for custom scan.
                When specified:
                  - File exclusions are ignored.
                  - Archive files are scanned.
                  - Actions are not applied after detection.
                  - Event log entries are not written after detection.
                  - Detections from the custom scan are not displayed in the user interface.
                  - The console output will show the list of detections from the custom scan.

           [-BootSectorScan]
                Enables boot sector scanning; only valid for custom scan.

           [-Timeout <days>]
                Timeout in days; maximum value is 30.
                If this parameter is not specified, default value is 7 days for full scan and 1 day for all other scans.

      Return code is
      0    if no malware is found or malware is successfully remediated and no additional user action is required
      2    if malware is found and not remediated or additional user action is required to complete remediation or there is error in scanning.  Please check History for more information.

   -Trace [-Grouping value] [-Level value]
        Begins tracing Microsoft Antimalware Service's actions.
        You can specify the components for which tracing is enabled and
        how much information is recorded.
        If no component is specified, all the components will be logged.
        If no level is specified, the Error, Warning and Informational levels
        will be logged. The data will be stored in the support directory
        as a file having the current timestamp in its name and bearing
        the extension BIN.

        [-Grouping]
        0x1    Service
        0x2    Malware Protection Engine
        0x4    User Interface
        0x8    Real-Time Protection
        0x10   Scheduled actions
        0x20   NIS/GAPA

        [-Level]
        0x1    Errors
        0x2    Warnings
        0x4    Informational messages
        0x8    Function calls
        0x10   Verbose
        0x20   Performance

   -GetFiles [-Scan]
        Gathers the following log files and packages them together in a
        compressed file in the support directory

        - Any trace files from Microsoft Antimalware Service
        - The Windows Update history log
        - All Microsoft Antimalware Service events from the System event log
        - All relevant Microsoft Antimalware Service registry locations
        - The log file of this tool
        - The log file of the signature update helper tool

        [-Scan]
        Scans for unusual files.  The files and results of the scan
        will be packaged in the compressed file.

   -RemoveDefinitions
        Restores the last set of signature definitions

        [-All]
        Removes any installed signature and engine files. Use this
        option if you have difficulties trying to update signatures.

        [-DynamicSignatures]
        Removes all Dynamic Signatures.

   -SignatureUpdate
        Checks for new definition updates

        [-UNC [-Path <path>]]
        Performs update directly from UNC file share specified in <path>
        If -Path is not specified, update will be performed directly from the
             preconfigured UNC location

        [-MMPC]
        Performs update directly from Microsoft Malware Protection Center

   -Restore
        [-ListAll]
        List all items that were quarantined

        [-Name <name>]
        Restores the most recently quarantined item based on threat name
        One Threat can map to more than one file

        [-All]
        Restores all the quarantined items based on name

        [-Path]
        Specify the path where the quarantined items will be restored.
        If not specified, the item will be restored to the original path.
   -AddDynamicSignature -Path <path>
        Adds a Dynamic Signature specified by <path>

   -ListAllDynamicSignatures
        Lists SignatureSet ID's of all Dynamic Signatures added to the client
        via MAPS and MPCMDRUN -AddDynamicSignature

   -RemoveDynamicSignature -SignatureSetID <SignatureSetID>
        Removes a Dynamic Signature specified by <SignatureSetID>

これに惑わされました。   太字の部分。

TechNet に投稿したものの、実際にcmd.exe で実行し Defender に返される値は クイック の結果のみ ... 。
焦りました。
色々とオプションの記述を変えても、やはり、クイックが ... 。
そして、やっと、辿り着いたのが、 冒頭の記述です。  そう、# のみを 置換 だったのですね!。
                                  辿り着いたものの、フルスキャンは制御が戻らないのですよね。
                                  投稿の訂正には、見切りで、訂正しました。
                                  こんなに時間が掛かるなら、フル だろうと。


追記

この Command 実に Help の内容が豊富です。
Microsoft さまの 意気込み が伝わって来る様な ... 。  でも、私は 勘違い をした ... 。  ふぅ。



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