2017-11-03 ◎11/3 件名:数字7桁.doc From:"FIRSTNAME" <FIRSTNAME.数字4桁@Toドメイン> (を偽装) 本文:(なし) 添付ファイル:数字7桁.doc https://www.virustotal.com/#/file/9672ba77d104cb7c25934ccd9dad5d22a811d8f2b93144ee5203f16c104e0d3f/detection https://www.virustotal.com/#/file/78e13e3f51dc3d38f9c406a1e07064f030bd3158e2e52e771f0f97e9710527c4/detection https://www.virustotal.com/#/file/b50d1173c40c7f0cadffd3e47d19a56c0a4e4f6d4545c2ca3495f98b1a04b368/detection