KB823980Scan.exeってなに？
プログラムファイルの中にKB823980Scanというフォルダが作成されていました。開くとREADME.htm（アドレスはC:\Program Files\KB823980Scan\README.htm
と KB823980Scan.exe
と EULA.txt ↓内容が長くなりますが
KB 823980 Scanner
END-USER LICENSE AGREEMENT FOR MICROSOFT SOFTWARE
IMPORTANT由EAD CAREFULLY: This End-User License Agreement ("EULA") is a legal agreement between you (either an individual or a single entity) and Microsoft Corporation ("Microsoft") for the Microsoft software that accompanies this EULA, which includes computer software and may include associated media, printed materials, "online" or electronic documentation, and Internet-based services ("Software"). An amendment or addendum to this EULA may accompany the Software. YOU AGREE TO BE BOUND BY THE TERMS OF THIS EULA BY INSTALLING, COPYING, OR OTHERWISE USING THE SOFTWARE. IF YOU DO NOT AGREE, DO NOT INSTALL, COPY, OR USE THE SOFTWARE; YOU MAY RETURN IT TO YOUR PLACE OF PURCHASE (IF APPLICABLE) FOR A FULL REFUND.
MICROSOFT SOFTWARE LICENSE
1. GRANTS OF LICENSE. Microsoft grants you the rights described in this EULA provided that you comply with all terms and conditions of this EULA. 以下省略
コレは何かウィルスのようなものでしょうか？
お礼
どうもありがとうございます。 お陰様で解決しました。