お世話になります。
ご確認ありがとうございます
上記レスからファイアウォールのログは
特に感染面での問題はなさそうで、安心しました。
>
https://www.grc.com/x/ne.dll?bh0bkyd2
こちらでもステルスとクローズ以外のポートはありませんでした。
最後に念のため、HJTのログを取って
最初に解析した時と、特に差異がなければ解決……
としたかったのですが、少し気になることが2つほど……
本当に申し訳ございませんが、再度ご確認させてください。
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①テキストエディタ(サクラエディタ)の検索履歴に身に覚えのないものがある
サクラエディタでHJTログのユーザー名を編集する際に気づいたのですが
エディタの検索履歴に2,3個ほど、身に覚えのないものがありました。
言葉は日本語で、攻撃者がそんな言葉、何に使うんだ、というレベルの文言ではありますが
まったく身に覚えがなく、気味が悪いです。
ウイルスなどに勝手にエディタを使われて、という可能性はありますでしょうか……。
詳細解析などは不要でしょうか……。
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②HJTのログに気になるものがある
最初に解析したログから、以下が差分として出ました。
O18 - Protocol: about - {3050F406-98B5-11CF-BB82-00AA00BDCE0B} - C:\Windows\SysWOW64\mshtml.dll
O18 - Protocol: cdl - {3DD53D40-7B8B-11D0-B013-00AA0059CE02} - C:\Windows\SysWOW64\urlmon.dll
O18 - Protocol: dvd - {12D51199-0DB5-46FE-A120-47A3D7D937CC} - C:\Windows\SysWOW64\msvidctl.dll
O18 - Protocol hijack: file - {79EAC9E7-BAF9-11CE-8C82-00AA004BA90B}
O18 - Protocol hijack: ftp - {79EAC9E3-BAF9-11CE-8C82-00AA004BA90B}
O18 - Protocol hijack: http - {79EAC9E2-BAF9-11CE-8C82-00AA004BA90B}
O18 - Protocol: https - {79EAC9E5-BAF9-11CE-8C82-00AA004BA90B} - C:\Windows\SysWOW64\urlmon.dll
O18 - Protocol hijack: its - {9D148291-B9C8-11D0-A4CC-0000F80149F6}
O18 - Protocol: javascript - {3050F3B2-98B5-11CF-BB82-00AA00BDCE0B} - C:\Windows\SysWOW64\mshtml.dll
O18 - Protocol: local - {79EAC9E7-BAF9-11CE-8C82-00AA004BA90B} - C:\Windows\SysWOW64\urlmon.dll
O18 - Protocol: mailto - {3050F3DA-98B5-11CF-BB82-00AA00BDCE0B} - C:\Windows\SysWOW64\mshtml.dll
O18 - Protocol: mhtml - {05300401-BCBC-11D0-85E3-00C04FD85AB4} - C:\Windows\SysWOW64\inetcomm.dll
O18 - Protocol hijack: mk - {79EAC9E6-BAF9-11CE-8C82-00AA004BA90B}
O18 - Protocol: ms-its - {9D148291-B9C8-11D0-A4CC-0000F80149F6} - C:\Windows\SysWOW64\itss.dll
O18 - Protocol hijack: res - {3050F3BC-98B5-11CF-BB82-00AA00BDCE0B}
O18 - Protocol hijack: tv - {CBD30858-AF45-11D2-B6D6-00C04FBBDE6E}
O18 - Protocol: vbscript - {3050F3B2-98B5-11CF-BB82-00AA00BDCE0B} - C:\Windows\SysWOW64\mshtml.dll
「Protocol hijack」という字面から不穏なものが出ていますが
どうもwebブラウザを使用している際に、HJTのログを取得すると出るようです。
ブラウザを落とし、HJTを再起動してログ取得すると、出なくなりました。
こちら、ブラウザの通信ログ的なものか何かで、特に危険なものではない
という認識でよろしいのでしょうか?
以下、一応ログ全体です。
Logfile of Trend Micro HijackThis v2.0.5
Scan saved at 23:43:42, on 2022/11/09
Platform: Unknown Windows (WinNT 6.02.1008)
MSIE: Internet Explorer v11.0 (11.00.19041.1566)
Boot mode: Normal
Running processes:
C:\Users\ユーザー名\Desktop\HijackThis.exe
F2 - REG:system.ini: UserInit=
O2 - BHO: IEToEdge BHO - {1FD49718-1D00-4B19-AF5F-070AF6D5D54C} - C:\Program Files (x86)\Microsoft\Edge\Application\107.0.1418.35\BHO\ie_to_edge_bho.dll
O4 - HKLM\..\Run: [ISUSPM] C:\ProgramData\FLEXnet\Connect\11\\isuspm.exe -scheduler
O4 - HKCU\..\Run: [Steam] "C:\Program Files (x86)\Steam\steam.exe" -silent
O4 - HKCU\..\Run: [CCleaner Smart Cleaning] "C:\Program Files\CCleaner\CCleaner64.exe" /MONITOR
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\Program Files (x86)\Microsoft Office\Root\Office16\EXCEL.EXE/3000
O11 - Options group: [ACCELERATED_GRAPHICS] Accelerated graphics
O18 - Protocol: about - {3050F406-98B5-11CF-BB82-00AA00BDCE0B} - C:\Windows\SysWOW64\mshtml.dll
O18 - Protocol: cdl - {3DD53D40-7B8B-11D0-B013-00AA0059CE02} - C:\Windows\SysWOW64\urlmon.dll
O18 - Protocol: dvd - {12D51199-0DB5-46FE-A120-47A3D7D937CC} - C:\Windows\SysWOW64\msvidctl.dll
O18 - Protocol hijack: file - {79EAC9E7-BAF9-11CE-8C82-00AA004BA90B}
O18 - Protocol hijack: ftp - {79EAC9E3-BAF9-11CE-8C82-00AA004BA90B}
O18 - Protocol hijack: http - {79EAC9E2-BAF9-11CE-8C82-00AA004BA90B}
O18 - Protocol: https - {79EAC9E5-BAF9-11CE-8C82-00AA004BA90B} - C:\Windows\SysWOW64\urlmon.dll
O18 - Protocol hijack: its - {9D148291-B9C8-11D0-A4CC-0000F80149F6}
O18 - Protocol: javascript - {3050F3B2-98B5-11CF-BB82-00AA00BDCE0B} - C:\Windows\SysWOW64\mshtml.dll
O18 - Protocol: local - {79EAC9E7-BAF9-11CE-8C82-00AA004BA90B} - C:\Windows\SysWOW64\urlmon.dll
O18 - Protocol: mailto - {3050F3DA-98B5-11CF-BB82-00AA00BDCE0B} - C:\Windows\SysWOW64\mshtml.dll
O18 - Protocol: mhtml - {05300401-BCBC-11D0-85E3-00C04FD85AB4} - C:\Windows\SysWOW64\inetcomm.dll
O18 - Protocol hijack: mk - {79EAC9E6-BAF9-11CE-8C82-00AA004BA90B}
O18 - Protocol: ms-its - {9D148291-B9C8-11D0-A4CC-0000F80149F6} - C:\Windows\SysWOW64\itss.dll
O18 - Protocol: mso-minsb-roaming.16 - {83C25742-A9F7-49FB-9138-434302C88D07} - C:\Program Files (x86)\Microsoft Office\root\Office16\MSOSB.DLL
O18 - Protocol: mso-minsb.16 - {42089D2D-912D-4018-9087-2B87803E93FB} - C:\Program Files (x86)\Microsoft Office\root\Office16\MSOSB.DLL
O18 - Protocol: osf-roaming.16 - {42089D2D-912D-4018-9087-2B87803E93FB} - C:\Program Files (x86)\Microsoft Office\root\Office16\MSOSB.DLL
O18 - Protocol: osf.16 - {5504BE45-A83B-4808-900A-3A5C36E7F77A} - C:\Program Files (x86)\Microsoft Office\root\Office16\MSOSB.DLL
O18 - Protocol hijack: res - {3050F3BC-98B5-11CF-BB82-00AA00BDCE0B}
O18 - Protocol: tbauth - {14654CA6-5711-491D-B89A-58E571679951} - C:\Windows\SysWOW64\tbauth.dll
O18 - Protocol hijack: tv - {CBD30858-AF45-11D2-B6D6-00C04FBBDE6E}
O18 - Protocol: vbscript - {3050F3B2-98B5-11CF-BB82-00AA00BDCE0B} - C:\Windows\SysWOW64\mshtml.dll
O18 - Protocol: windows.tbauth - {14654CA6-5711-491D-B89A-58E571679951} - C:\Windows\SysWOW64\tbauth.dll
O18 - Filter hijack: text/xml - {807583E5-5146-11D5-A672-00B0D022E945} - C:\Program Files (x86)\Microsoft Office\root\VFS\ProgramFilesCommonX86\Microsoft Shared\Office16\MSOXMLMF.DLL
O23 - Service: Roxio SAIB Service (9734BF6A-2DCD-40f0-BAB0-5AAFEEBE1269) - Unknown owner - C:\Program Files (x86)\Roxio\BackOnTrack\App\SaibSVC.exe
O23 - Service: @%SystemRoot%\system32\Alg.exe,-112 (ALG) - Unknown owner - C:\Windows\System32\alg.exe (file missing)
O23 - Service: BOT4Service - Unknown owner - C:\Program Files (x86)\Roxio\BackOnTrack\App\BService.exe
O23 - Service: CorelDAWatchdog - Unknown owner - C:\Program Files (x86)\Corel\MLSDK\CorelAgentService.exe
O23 - Service: Intel(R) Content Protection HECI Service (cphs) - Intel Corporation - C:\Windows\System32\DriverStore\FileRepository\iigd_dch.inf_amd64_b63cd4c0552eccb9\IntelCpHeciSvc.exe
O23 - Service: Intel(R) Content Protection HDCP Service (cplspcon) - Intel Corporation - C:\Windows\System32\DriverStore\FileRepository\iigd_dch.inf_amd64_b63cd4c0552eccb9\IntelCpHDCPSvc.exe
O23 - Service: @%SystemRoot%\system32\CredentialEnrollmentManager.exe,-100 (CredentialEnrollmentManagerUserSvc) - Unknown owner - C:\Windows\system32\CredentialEnrollmentManager.exe (file missing)
O23 - Service: CredentialEnrollmentManagerUserSvc_2eb4a - Unknown owner - C:\Windows\system32\CredentialEnrollmentManager.exe (file missing)
O23 - Service: CriDspApo Service (CriDspApoService) - Unknown owner - C:\Windows\System32\CriDspApoService.exe (file missing)
O23 - Service: @%SystemRoot%\system32\DiagSvcs\DiagnosticsHub.StandardCollector.ServiceRes.dll,-1000 (diagnosticshub.standardcollector.service) - Unknown owner - C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe (file missing)
O23 - Service: @%SystemRoot%\system32\efssvc.dll,-100 (EFS) - Unknown owner - C:\Windows\System32\lsass.exe (file missing)
O23 - Service: ESET Service (ekrn) - ESET - C:\Program Files\ESET\ESET Security\ekrn.exe
O23 - Service: ESET Firewall Helper (ekrnEpfw) - ESET - C:\Program Files\ESET\ESET Security\ekrn.exe
O23 - Service: @%systemroot%\system32\fxsresm.dll,-118 (Fax) - Unknown owner - C:\Windows\system32\fxssvc.exe (file missing)
O23 - Service: @oem53.inf,%FBIOSDRV_Utility_Service_DisplayName%;Fujitsu BIOS Driver Service (FBIOSDRVService) - FUJITSU CLIENT COMPUTING LIMITED - C:\Windows\System32\DriverStore\FileRepository\fbiosdrv.inf_amd64_b0a0cc2a0826a166\fbiosdrv-service.exe
O23 - Service: FJAgentSVC - 富士通クライアントコンピューティング株式会社 - C:\Program Files (x86)\Fujitsu\FJAgent\Core\bin\FJAgentSVC.exe
O23 - Service: @oem59.inf,%Fuj02e3_Utility_Service_DisplayName%;Fujitsu FUJ02E3 Device Driver - Utility Service (Fuj02e3DriverUtilityService) - Fujitsu Client Computing Limited - C:\Windows\System32\DriverStore\FileRepository\fuj02e3.inf_amd64_f5cabf7373a6ef85\fuj02e3-utility.exe
O23 - Service: @oem21.inf,%iaStorAfsService.ServiceName%;Intel(R) Optane(TM) Memory Service (iaStorAfsService) - Unknown owner - C:\Windows\System32\iaStorAfsService.exe (file missing)
O23 - Service: Intel(R) Graphics Command Center Service (igccservice) - Intel Corporation - C:\Windows\System32\DriverStore\FileRepository\igcc_dch.inf_amd64_a84f31b20764b965\OneApp.IGCC.WinService.exe
O23 - Service: Intel(R) HD Graphics Control Panel Service (igfxCUIService2.0.0.0) - Intel Corporation - C:\Windows\System32\DriverStore\FileRepository\cui_dch.inf_amd64_ba355e1f8cdccc52\igfxCUIService.exe
O23 - Service: @oem84.inf,%SocketHECIServiceName%;Intel(R) Capability Licensing Service TCP IP Interface (Intel(R) Capability Licensing Service TCP IP Interface) - Intel(R) Corporation - C:\Windows\System32\DriverStore\FileRepository\iclsclient.inf_amd64_a93205b6238060e4\lib\SocketHeciServer.exe
O23 - Service: @oem84.inf,%TPMProvisioningServiceName%;Intel(R) TPM Provisioning Service (Intel(R) TPM Provisioning Service) - Intel(R) Corporation - C:\Windows\System32\DriverStore\FileRepository\iclsclient.inf_amd64_a93205b6238060e4\lib\TPMProvisioningService.exe
O23 - Service: Intel(R) Audio Service (IntelAudioService) - Unknown owner - C:\Windows\system32\cAVS\IAS\IntelAudioService.exe (file missing)
O23 - Service: IviRegMgr - InterVideo - C:\Program Files (x86)\Common Files\InterVideo\RegMgr\iviRegMgr.exe
O23 - Service: Intel(R) Dynamic Application Loader Host Interface Service (jhi_service) - Intel Corporation - C:\Windows\System32\DriverStore\FileRepository\dal.inf_amd64_b5484efd38adbe8d\jhi_service.exe
O23 - Service: @keyiso.dll,-100 (KeyIso) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: Intel(R) Management and Security Application Local Management Service (LMS) - Intel Corporation - C:\Windows\System32\DriverStore\FileRepository\lms.inf_amd64_dd349ca1e8d98184\LMS.exe
O23 - Service: MyCloudコンテンツ管理Utility(管理サービス) (MCCManageSVC) - 富士通クライアントコンピューティング株式会社 - C:\Program Files (x86)\Fujitsu\MCCMUtility\MCCManageSVC.exe
O23 - Service: Mozilla Maintenance Service (MozillaMaintenance) - Mozilla Foundation - C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
O23 - Service: @comres.dll,-2797 (MSDTC) - Unknown owner - C:\Windows\System32\msdtc.exe (file missing)
O23 - Service: MyCloudRemoteAccessConnectSvc - FUJITSU CLIENT COMPUTING LIMITED - C:\Program Files (x86)\Fujitsu\MCRemoteAccess\MCTunnel.exe
O23 - Service: MyCloudRemoteAccessSvc - FUJITSU CLIENT COMPUTING LIMITED - C:\Program Files (x86)\Fujitsu\MCRemoteAccess\svcMPPFclient.exe
O23 - Service: @%SystemRoot%\System32\netlogon.dll,-102 (Netlogon) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%systemroot%\system32\PerceptionSimulation\PerceptionSimulationService.exe,-101 (perceptionsimulation) - Unknown owner - C:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exe (file missing)
O23 - Service: Corel License Validation Service V2, Powered by arvato (PSI_SVC_2) - arvato digital services llc - c:\Program Files (x86)\Common Files\Protexis\License Service\PsiService_2.exe
O23 - Service: @%systemroot%\system32\Locator.exe,-2 (RpcLocator) - Unknown owner - C:\Windows\system32\locator.exe (file missing)
O23 - Service: @oem21.inf,%RstMwService.ServiceName%;Intel(R) Storage Middleware Service (RstMwService) - Intel Corporation - C:\Windows\System32\DriverStore\FileRepository\iastorac.inf_amd64_ba273d0ffb93e225\RstMwService.exe
O23 - Service: Realtek Audio Universal Service (RtkAudioUniversalService) - Realtek Semiconductor - C:\Windows\System32\DriverStore\FileRepository\realtekservice.inf_amd64_f043f909bedcd504\RtkAudUService64.exe
O23 - Service: @%SystemRoot%\system32\samsrv.dll,-1 (SamSs) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%systemroot%\system32\SecurityHealthAgent.dll,-1002 (SecurityHealthService) - Unknown owner - C:\Windows\system32\SecurityHealthService.exe (file missing)
O23 - Service: @%SystemRoot%\system32\SensorDataService.exe,-101 (SensorDataService) - Unknown owner - C:\Windows\System32\SensorDataService.exe (file missing)
O23 - Service: @%SystemRoot%\System32\SgrmBroker.exe,-100 (SgrmBroker) - Unknown owner - C:\Windows\system32\SgrmBroker.exe (file missing)
O23 - Service: @firewallapi.dll,-50323 (SNMPTRAP) - Unknown owner - C:\Windows\System32\snmptrap.exe (file missing)
O23 - Service: @%systemroot%\system32\spectrum.exe,-101 (spectrum) - Unknown owner - C:\Windows\system32\spectrum.exe (file missing)
O23 - Service: @%systemroot%\system32\spoolsv.exe,-1 (Spooler) - Unknown owner - C:\Windows\System32\spoolsv.exe (file missing)
O23 - Service: @%SystemRoot%\system32\sppsvc.exe,-101 (sppsvc) - Unknown owner - C:\Windows\system32\sppsvc.exe (file missing)
O23 - Service: Steam Client Service - Valve Corporation - C:\Program Files (x86)\Common Files\Steam\steamservice.exe
O23 - Service: @%SystemRoot%\system32\TieringEngineService.exe,-702 (TieringEngineService) - Unknown owner - C:\Windows\system32\TieringEngineService.exe (file missing)
O23 - Service: UpdateNaviInstallService - FUJITSU CLIENT COMPUTING LIMITED - C:\Program Files\Fujitsu\chitose\updnvsrv.exe
O23 - Service: @%SystemRoot%\system32\vaultsvc.dll,-1003 (VaultSvc) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%SystemRoot%\system32\vds.exe,-100 (vds) - Unknown owner - C:\Windows\System32\vds.exe (file missing)
O23 - Service: @%systemroot%\system32\vssvc.exe,-102 (VSS) - Unknown owner - C:\Windows\system32\vssvc.exe (file missing)
O23 - Service: @%systemroot%\system32\wbengine.exe,-104 (wbengine) - Unknown owner - C:\Windows\system32\wbengine.exe (file missing)
O23 - Service: @%ProgramFiles%\Windows Defender\MpAsDesc.dll,-320 (WdNisSvc) - Unknown owner - C:\Program Files (x86)\Windows Defender\NisSrv.exe (file missing)
O23 - Service: @%ProgramFiles%\Windows Defender\MpAsDesc.dll,-310 (WinDefend) - Unknown owner - C:\Program Files (x86)\Windows Defender\MsMpEng.exe (file missing)
O23 - Service: @%Systemroot%\system32\wbem\wmiapsrv.exe,-110 (wmiApSrv) - Unknown owner - C:\Windows\system32\wbem\WmiApSrv.exe (file missing)
O23 - Service: @%PROGRAMFILES%\Windows Media Player\wmpnetwk.exe,-101 (WMPNetworkSvc) - Unknown owner - C:\Program Files (x86)\Windows Media Player\wmpnetwk.exe (file missing)
--
End of file - 12422 bytes
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以上です、よろしくお願いいたします。