Ransom.Win32.MEGACORTEX.THKOFAI
TR/AD.MegaCortex.uirrr (ANTIVIR)
Windows
マルウェアタイプ:
身代金要求型不正プログラム(ランサムウェア)
破壊活動の有無:
なし
暗号化:
なし
感染報告の有無 :
はい
概要
マルウェアは、他のマルウェアに作成されるか、悪意あるWebサイトからユーザが誤ってダウンロードすることによりコンピュータに侵入します。
詳細
侵入方法
マルウェアは、他のマルウェアに作成されるか、悪意あるWebサイトからユーザが誤ってダウンロードすることによりコンピュータに侵入します。
インストール
マルウェアは、以下のファイルを作成します。
- %System Root%\qibfmqkeM5.log → contains list of files it was unable to encrypt
- %Temp%\M5-{10 random numbers}.dll → performs looking for target files
- %Temp%\M5-{10 random numbers}.dll → performs encryption of target files
(註:%System Root%フォルダは、オペレーティングシステム(OS)が存在する場所で、いずれのOSでも通常、 "C:" です。.. %Temp%フォルダは、一時的にファイルが保存されるフォルダで、いずれのオペレーティングシステム(OS)でも通常、 "C:\Windows\Temp" です。.)
マルウェアは、以下のプロセスを追加します。
- {Malware Directory}\{Malware File Name} +
- rundll32 %Temp%\M5-{10 random numbers}.dll,_run@16 {Drive Letter} → looks for files to encrypt
- rundll32 %Temp%\M5-{10 random numbers}.dll,_run@16 [1|2] → encrypts files
- vssadmin delete shadows /all /for={Drive Letter} → deletes volume shadow copies of affected drives
- vssadmin Resize ShadowStorage /MaxSize=320MB /for={Drive Letter} /on={Drive Letter} → resizes the maximum amount of storage space that can be used for shadow copy storage
- vssadmin Resize ShadowStorage /MaxSize=unbounded /for={Drive Letter} /on={Drive Letter} → resizes the maximum amount of storage space that can be used for shadow copy storage
- cipher /W:{Drive Letter} → wipes deleted files of affected drives
- wmic shadowcopy delete → deletes shadow copies
(註:%Temp%フォルダは、一時的にファイルが保存されるフォルダで、いずれのオペレーティングシステム(OS)でも通常、 "C:\Windows\Temp" です。.)
他のシステム変更
マルウェアは、以下のレジストリ値を変更します。
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Policies\
System
legalnoticecaption = "Locked By MegaCortex"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Policies\
System
legalnoticetext = "Contact: {BLOCKED}iareimann@mail.com or {BLOCKED}lerman@mail.com"
プロセスの終了
マルウェアは、感染コンピュータ上で確認した以下のサービスを終了します。
- Acronis VSS Provider
- AcronisAgent
- AcrSch2Svc
- AdobeARMservice
- Alerter
- Antivirus
- ARSM
- aswBcc
- Avast Business Console Client Antivirus Service
- avast! Antivirus
- avbackup
- AVP
- BackupExecAgentAccelerator
- BackupExecAgentBrowser
- BackupExecDeviceMediaService
- BackupExecJobEngine
- BackupExecManagementService
- BackupExecRPCService
- BackupExecVSSProvider
- bcrservice
- bedbg
- BITS
- BlueStripeCollector
- BrokerInfrastructure
- ccEvtMgr
- ccSetMgr
- Cissesrv
- CpqRcmc3
- CSAdmin
- CSAuth
- CSDbSync
- CSLog
- CSMon
- CSRadius
- CSTacacs
- DB2
- DB2-0
- DB2DAS00
- DB2GOVERNOR_DB2COPY1
- DB2INST2
- DB2LICD_DB2COPY1
- DB2MGMTSVC_DB2COPY1
- DB2REMOTECMD_DB2COPY1
- DCAgent
- EhttpSrv
- ekrn
- Enterprise Client Service
- epag
- EPIntegrationService
- EPProtectedService
- epredline
- EPSecurityService
- EPUpdateService
- EraserSvc11710
- ERSvc
- EsgShKernel
- ESHASRV
- Eventlog
- FA_Scheduler
- GoogleChromeElevationService
- gupdate
- gupdatem
- HealthService
- IBMDataServerMgr
- IBMDSServer41
- IDriverT
- IISAdmin
- IMAP4Svc
- ImapiService
- KAVFS
- KAVFSGT
- kavfsslp
- klnagent
- LogProcessorService
- LRSDRVX
- macmnsvc
- masvc
- MBAMService
- MBEndpointAgent
- McAfeeEngineService
- MCAFEEEVENTPARSERSRV
- McAfeeFramework
- McAfeeFrameworkMcAfeeFramework
- MCAFEETOMCATSRV530
- McShield
- McTaskManager
- mfefire
- mfemms
- mfevtp
- mfewc
- MMS
- mozyprobackup
- MsDtsServer
- MsDtsServer100
- MsDtsServer110
- MsDtsServer130
- MSExchangeES
- MSExchangeIS
- MSExchangeMGMT
- MSExchangeMTA
- MSExchangeSA
- MSExchangeSRS
- msftesql$PROD
- MSMQ
- MSOLAP$SQL_2008
- MSOLAP$SYSTEM_BGC
- MSOLAP$TPS
- MSOLAP$TPSAMA
- MSSQL$BKUPEXEC
- MSSQL$CITRIX_METAFRAME
- MSSQL$ECWDB2
- MSSQL$EPOSERVER
- MSSQL$ITRIS
- MSSQL$NET2
- MSSQL$PRACTICEMGT
- MSSQL$PRACTTICEBGC
- MSSQL$PROD
- MSSQL$PROFXENGAGEMENT
- MSSQL$SBSMONITORING
- MSSQL$SHAREPOINT
- MSSQL$SOPHOS
- MSSQL$SQL_2008
- MSSQL$SQLEXPRESS
- MSSQL$SYSTEM_BGC
- MSSQL$TPS
- MSSQL$TPSAMA
- MSSQL$VEEAMSQL2008R2
- MSSQL$VEEAMSQL2012
- MSSQLFDLauncher
- MSSQLFDLauncher$ITRIS
- MSSQLFDLauncher$PROFXENGAGEMENT
- MSSQLFDLauncher$SBSMONITORING
- MSSQLFDLauncher$SHAREPOINT
- MSSQLFDLauncher$SQL_2008
- MSSQLFDLauncher$SYSTEM_BGC
- MSSQLFDLauncher$TPS
- MSSQLFDLauncher$TPSAMA
- MSSQLLaunchpad$ITRIS
- MSSQLSERVER
- MSSQLServerADHelper
- MSSQLServerADHelper100
- MSSQLServerOLAPService
- msvsmon90
- myAgtSvc
- MySQL57
- Net2ClientSvc
- NetDDE
- NetMsmqActivator
- NetSvc
- NimbusWatcherService
- NtLmSsp
- NtmsSvc
- ntrtscan
- odserv
- OracleClientCache80
- ose
- PDVFSService
- POP3Svc
- ProLiantMonitor
- ReportServer
- ReportServer$SQL_2008
- ReportServer$SYSTEM_BGC
- ReportServer$TPS
- ReportServer$TPSAMA
- RESvc
- RSCDsvc
- RumorServer
- sacsvr
- SamSs
- SAVAdminService
- SAVService
- SDD_Service
- SDRSVC
- SentinelAgent
- SentinelHelperService
- SentinelStaticEngine
- SepMasterService
- SepMasterServiceMig
- ShMonitor
- Smcinst
- SmcService
- SMTPSvc
- SNAC
- SnowInventoryClient
- SntpService
- Sophos Agent
- Sophos AutoUpdate Service
- Sophos Clean Service
- Sophos Device Control Service
- Sophos File Scanner Service
- Sophos Health Service
- Sophos MCS Agent
- Sophos MCS Client
- Sophos Message Router
- Sophos Safestore Service
- Sophos System Protection Service
- Sophos Web Control Service
- sophossps
- SQL Backups
- SQLAgent$BKUPEXEC
- SQLAgent$CITRIX_METAFRAME
- SQLAgent$CXDB
- SQLAgent$ECWDB2
- SQLAgent$EPOSERVER
- SQLAgent$ITRIS
- SQLAgent$NET2
- SQLAgent$PRACTTICEBGC
- SQLAgent$PRACTTICEMGT
- SQLAgent$PROD
- SQLAgent$PROFXENGAGEMENT
- SQLAgent$SBSMONITORING
- SQLAgent$SHAREPOINT
- SQLAgent$SOPHOS
- SQLAgent$SQL_2008
- SQLAgent$SQLEXPRESS
- SQLAgent$SYSTEM_BGC
- SQLAgent$TPS
- SQLAgent$TPSAMA
- SQLAgent$VEEAMSQL2008R2
- SQLAgent$VEEAMSQL2012
- SQLBrowser
- SQLsafe Backup Service
- SQLsafe Filter Service
- SQLSafeOLRService
- SQLSERVERAGENT
- SQLTELEMETRY
- SQLTELEMETRY$ECWDB2
- SQLTELEMETRY$ITRIS
- SQLWriter
- SSISTELEMETRY130
- SstpSvc
- svcGenericHost
- swi_filter
- swi_service
- swi_update
- swi_update_64
- Symantec
- Symantec System Recovery
- sysdown
- System
- Telemetryserver
- TlntSvr
- TmCCSF
- tmlisten
- TmPfw
- tpautoconnsvc
- TPAutoConnSvc
- TPVCGateway
- TrueKey
- TrueKeyScheduler
- TrueKeyServiceHelper
- TSM
- UI0Detect
- Veeam Backup Catalog Data Service
- VeeamBackupSvc
- VeeamBrokerSvc
- VeeamCatalogSvc
- VeeamCloudSvc
- VeeamDeploymentService
- VeeamDeploySvc
- VeeamEnterpriseManagerSvc
- VeeamHvIntegrationSvc
- VeeamMountSvc
- VeeamNFSSvc
- VeeamRESTSvc
- VeeamTransportSvc
- VGAuthService
- VMTools
- VMware
- vmware-converter-agent
- vmware-converter-server
- vmware-converter-worker
- VMwareCAFCommAmqpListener
- VMwareCAFManagementAgentHost
- W3Svc
- wbengine
- WdNisSvc
- WebClient
- WinDefend
- WinVNC4
- WRSVC
- Zoolz 2 Service
マルウェアは、感染コンピュータ上で以下のプロセスが常駐されていることを確認した場合、そのプロセスを終了します。
- mpsevh.exe
- mpsvc.exe
- mrf.exe
- msaccess.exe
- msaccess.exe
- msascui.exe
- mscifapp.exe
- msdtssrvr.exe
- msftesql.exe
- msftesql.exe
- mskagent.exe
- mskdetct.exe
- msksrver.exe
- msksrvr.exe
- msmdsrv.exe
- msmpeng.exe
- mspmspsv.exe
- mspub.exe
- mspub.exe
- msscli.exe
- msseces.exe
- msssrv.exe
- musnotificationux.exe
- myagttry.exe
- mydesktopqos.exe
- mydesktopqos.exe
- mydesktopservice.exe
- mydesktopservice.exe
- mysqld-nt.exe
- mysqld-nt.exe
- mysqld-opt.exe
- mysqld-opt.exe
- mysqld.exe
- mysqld.exe
- n.exe
- nailgpip.exe
- naprdmgr.exe
- navapsvc.exe
- navapw32.exe
- navectrl.exe
- navelog.exe
- navesp.exe
- navshcom.exe
- navw32.exe
- navwnt.exe
- ncdaemon.exe
- nd2svc.exe
- ndetect.exe
- ndrvs.exe
- ndrvx.exe
- neotrace.exe
- nerosvc.exe
- netalertclient.exe
- netcfg.exe
- netsession_win.exe
- networkagent.exe
- ngctw32.exe
- ngserver.exe
- nimbus.exe
- nimcluster.exe
- nip.exe
- nipsvc.exe
- nisoptui.exe
- nisserv.exe
- nissrv.exe
- nisum.exe
- njeeves.exe
- nlclient.exe
- nlsvc.exe
- nmagent.exe
- nmain.exe
- nod32.exe
- nod32krn.exe
- nod32kui.exe
- nod32view.exe
- nortonsecurity.exe
- npfmntor.exe
- npfmsg.exe
- npfmsg2.exe
- npfsvice.exe
- npmdagent.exe
- nprotect.exe
- npscheck.exe
- npssvc.exe
- nrmenctb.exe
- nscsrvce.exe
- nsctop.exe
- nslocollectorservice.exe
- nsmdemf.exe
- nsmdmon.exe
- nsmdreal.exe
- nsmdsch.exe
- nsmdtr.exe
- ntcaagent.exe
- ntcadaemon.exe
- ntcaservice.exe
- ntevl.exe
- ntrtscan.exe
- ntservices.exe
- nvcoas.exe
- nvcsched.exe
- nymse.exe
- oasclnt.exe
- ocautoupds.exe
- ocautoupds.exe
- qdcsfs.exe
- qhactivedefense.exe
- qhsafetray.exe
- qhwatchdog.exe
- qoeloader.exe
- qserver.exe
- rapapp.exe
- rapuisvc.exe
- ras.exe
- rasupd.exe
- rav.exe
- ravalert.exe
- ravmon.exe
- ravmond.exe
- ravservice.exe
- ravstub.exe
- ravtask.exe
- ravtray.exe
- ravupdate.exe
- ravxp.exe
- rcsvcmon.exe
- rdrcef.exe
- realmon.exe
- redirsvc.exe
- regmech.exe
- remupd.exe
- repmgr64.exe
- reportersvc.exe
- reportingservicesservice.exe
- reportsvc.exe
- retinaengine.exe
- rfwmain.exe
- rfwproxy.exe
- rfwsrv.exe
- rfwstub.exe
- rnav.exe
- rnreport.exe
- routernt.exe
- rpcserv.exe
- rscd.exe
- rscdsvc.exe
- rsnetsvr.exe
- rssensor.exe
- rstray.exe
- rtvscan.exe
- rulaunch.exe
- safeservice.exe
- sahookmain.exe
- saservice.exe
- sav32cli.exe
- savadminservice.exe
- savfmsectrl.exe
- savfmselog.exe
- savfmsesjm.exe
- savfmsesp.exe
- savfmsespamstatsmanager.exe
- savfmsesrv.exe
- savfmsetask.exe
- savfmseui.exe
- savmain.exe
- savroam.exe
- savscan.exe
- savservice.exe
- savui.exe
- sbamsvc.exe
- sbserv.exe
- scan32.exe
- scanexplicit.exe
- scanfrm.exe
- scanmailoutlook.exe
- scanmsg.exe
- scanwscs.exe
- scfagent_64.exe
- scfmanager.exe
- scfservice.exe
- scftray.exe
- schdsrvc.exe
- schupd.exe
- sdrservice.exe
- sdtrayapp.exe
- seanalyzertool.exe
- seccenter.exe
- securitycenter.exe
- securitymanager.exe
- seestat.exe
- semsvc.exe
- server_eventlog.exe
- server_runtime.exe
- sesclu.exe
- setloadorder.exe
- setupguimngr.exe
- sevinst.exe
- sgbhp.exe
- shstat.exe
- sidebar.exe
- siteadv.exe
- slee81.exe
- smc.exe
- smcgui.exe
- smex_activeupda
- smex_master.exe
- smex_remoteconf
- smex_systemwatc
- smoutlookpack.exe
- sms.exe
- smsectrl.exe
- smselog.exe
- smsesjm.exe
- smsesp.exe
- smsesrv.exe
- smsetask.exe
- smseui.exe
- smsx.exe
- snac.exe
- sndmon.exe
- sndsrvc.exe
- snhwsrv.exe
- snicheckadm.exe
- snichecksrv.exe
- snicon.exe
- snsrv.exe
- spbbcsvc.exe
- spideragent.exe
- spiderml.exe
- spidernt.exe
- spiderui.exe
- spntsvc.exe
- spooler.exe
- spyemergency.exe
- spyemergencysrv.exe
- sqbcoreservice.exe
- sqbcoreservice.exe
- sqlagent.exe
- sqlagent.exe
- sqlbrowser.exe
- sqlbrowser.exe
- sqlservr.exe
- sqlservr.exe
- sqlwriter.exe
- sqlwriter.exe
- srvload.exe
- srvmon.exe
- sschk.exe
- ssecuritymanager.exe
- ssm.exe
- ssp.exe
- ssscheduler.exe
- starta.exe
- steam.exe
- steam.exe
- stinger.exe
- stopa.exe
- stopp.exe
- stwatchdog.exe
- svcgenerichost
- svcharge.exe
- svcntaux.exe
- svdealer.exe
- svframe.exe
- svtray.exe
- swc_service.exe
- swdsvc.exe
- sweepsrv.sys
- swi_service.exe
- swnetsup.exe
- swnxt.exe
- swserver.exe
- symlcsvc.exe
- symproxysvc.exe
- symsport.exe
- symtray.exe
- symwsc.exe
- synctime.exe
- synctime.exe
- sysdoc32.exe
- sysoptenginesvc.exe
- system.exe
- taskhostw.exe
- tbirdconfig.exe
- tbirdconfig.exe
- tbmon.exe
- tclproc.exe
- tdimon.exe
- teamviewer_service.exe
- tfgui.exe
- tfservice.exe
- tftray.exe
- tfun.exe
- thebat.exe
- thebat.exe
- thebat64.exe
- thebat64.exe
- thunderbird.exe
- thunderbird.exe
- tiaspn~1.exe
- tmas.exe
- tmlisten.exe
- tmntsrv.exe
- tmpfw.exe
- tmproxy.exe
- tnbutil.exe
- tnslsnr.exe
- toolbarupdater.exe
- tpsrv.exe
- traflnsp.exe
- traptrackermgr.exe
- trjscan.exe
- trupd.exe
- tsansrf.exe
- tsatisy.exe
- tscutynt.exe
- tsmpnt.exe
- ucservice.exe
- udaterui.exe
- uiseagnt.exe
- uiwatchdog.exe
- umxagent.exe
- umxcfg.exe
- umxfwhlp.exe
- umxpol.exe
- unsecapp.exe
- unvet32.exe
- up2date.exe
- update_task.exe
- updaterui.exe
- updtnv28.exe
- upfile.exe
- uplive.exe
- uploadrecord.exe
- upschd.exe
- url_response.exe
- urllstck.exe
- usbguard.exe
- useractivity.exe
- useranalysis.exe
- usergate.exe
- usrprmpt.exe
- v2iconsole.exe
- v3clnsrv.exe
- v3exec.exe
- v3imscn.exe
- v3lite.exe
- v3main.exe
- v3medic.exe
- v3sp.exe
- v3svc.exe
- vetmsg.exe
- vettray.exe
- vgauthservice.exe
- visio.exe
- visio.exe
- vmacthlp.exe
- vmtoolsd.exe
- vmware-converter-a.exe
- vmware-converter.exe
- vmwaretray.exe
- vpatch.exe
- vpc32.exe
- vpdn_lu.exe
- vprosvc.exe
- vprot.exe
- vptray.exe
- vrv.exe
- vrvmail.exe
- vrvmon.exe
- vrvnet.exe
- vshwin32.exe
- vsmain.exe
- vsmon.exe
- vsserv.exe
- vsstat.exe
- vstskmgr.exe
- webproxy.exe
- webscanx.exe
- websensecontrolservice.exe
- webtrapnt.exe
- wfxctl32.exe
- wfxmod32.exe
- wfxsnt40.exe
- win32sysinfo.exe
- winlog.exe
- winroute.exe
- winvnc4.exe
- winword.exe
- winword.exe
- wordpad.exe
- wordpad.exe
- workflowresttest.exe
- wrctrl.exe
- wrsa.exe
- wrspysetup.exe
- wscntfy.exe
- wssfcmai.exe
- wtusystemsuport.exe
- xcommsvr.exe
- xfilter.exe
- xfssvccon.exe
- xfssvccon.exe
- zanda.exe
- zapro.exe
- zavaux.exe
- zavcore.exe
- zillya.exe
- zlclient.exe
- zlh.exe
- zonealarm.exe
- zoolz.exe
- a2guard.exe
- a2guard.exe
- a2start.exe
- a2service.exe
- a2start.exe
- aawservice.exe
- acaas.exe
- acaegmgr.exe
- acaif.exe
- acais.exe
- acctmgr.exe
- aclient.exe
- aclntusr.exe
- ad-aware2007.exe
- administrator.exe
- adminserver.exe
- aesecurityservice.exe
- aexagentuihost.exe
- aexnsagent.exe
- aexnsrcvsvc.exe
- aexsvc.exe
- aexswdusr.exe
- aflogvw.exe
- afwserv.exe
- agntsvc.exe
- agntsvc.exe
- agntsvc.exe
- agntsvc.exe
- agntsvc.exe
- ahnrpt.exe
- ahnsd.exe
- ahnsdsv.exe
- alert.exe
- alertsvc.exe
- almon.exe
- alogserv.exe
- alsvc.exe
- alunotify.exe
- alupdate.exe
- aluschedulersvc.exe
- amsvc.exe
- amswmagt
- anvir.exe
- aphost.exe
- appsvc32.exe
- aps.exe
- apvxdwin.exe
- ashavast.exe
- ashbug.exe
- ashchest.exe
- ashcmd.exe
- ashdisp.exe
- ashenhcd.exe
- ashlogv.exe
- ashmaisv.exe
- ashpopwz.exe
- ashquick.exe
- ashserv.exe
- ashsimp2.exe
- ashsimpl.exe
- ashskpcc.exe
- ashskpck.exe
- ashupd.exe
- ashwebsv.exe
- asupport.exe
- aswdisp.exe
- aswregsvr.exe
- aswserv.exe
- aswupdsv.exe
- aswwebsv.exe
- atrshost.exe
- atwsctsk.exe
- aupdrun.exe
- aus.exe
- auth8021x.exe
- autoup.exe
- avadmin.exe
- avagent.exe
- avastemupdate.exe
- avastsvc.exe
- avastui.exe
- avcenter.exe
- avconfig.exe
- avconsol.exe
- avengine.exe
- avesvc.exe
- avfwsvc.exe
- avgam.exe
- avgamsvr.exe
- avgas.exe
- avgcc.exe
- avgcc32.exe
- avgcefrend.exe
- avgchsvx.exe
- avgcmgr.exe
- avgcsrva.exe
- avgcsrvx.exe
- avgctrl.exe
- avgdiag.exe
- avgemc.exe
- avgemca.exe
- avgemcx.exe
- avgfws.exe
- avgfws8.exe
- avgfws9.exe
- avgfwsrv.exe
- avgidsagent.exe
- avgidsmonitor.exe
- avgidsui.exe
- avgidswatcher.exe
- avginet.exe
- avgmfapx.exe
- avgmsvr.exe
- avgnsa.exe
- avgnsx.exe
- avgnt.exe
- avgregcl.exe
- avgrsa.exe
- avgrssvc.exe
- avgrsx.exe
- avgscanx.exe
- avgserv.exe
- avgserv9.exe
- avgsvc.exe
- avgsystx.exe
- avgtray.exe
- avguard.exe
- avgui.exe
- avgupd.exe
- avgupdln.exe
- avgupsvc.exe
- avgvv.exe
- avgw.exe
- avgwb.dat
- avgwdsvc.exe
- avgwizfw.exe
- avira.servicehost.exe
- avira.systray.exe
- avkproxy.exe
- avkservice.exe
- avktray.exe
- avkwctl.exe
- avltmain.exe
- avmailc.exe
- avmcdlg.exe
- avnotify.exe
- avp.exe
- avpcc.exe
- avpdtagt.exe
- avpexec.exe
- avpm.exe
- avpncc.exe
- avps.exe
- avpui.exe
- avpupd.exe
- avscan.exe
- avscc.exe
- avserver.exe
- avshadow.exe
- avsynmgr.exe
- avtask.exe
- avwebgrd.exe
- basfipm.exe
- bavtray.exe
- bcreporter.exe
- bcrservice.exe
- bdagent.exe
- bdc.exe
- bdlite.exe
- bdmcon.exe
- bdredline.exe
- bdss.exe
- bdsubmit.exe
- bhipssvc.exe
- bka.exe
- bkavsystemserver.exe
- blackd.exe
- blackice.exe
- bluestripecollector.exe
- blupro.exe
- bmrt.exe
- bullguard.exe
- bullguardbhvscanner.exe
- bullguardscanner.exe
- bullguardtray.exe
- bullguardupdate.exe
- bwgo0000
- ca.exe
- caantispyware.exe
- caav.exe
- caavcmdscan.exe
- caavguiscan.exe
- caf.exe
- cafw.exe
- caissdt.exe
- calogdump.exe
- capfaem.exe
- capfasem.exe
- capfsem.exe
- capmuamagt.exe
- cappactiveprotection.exe
- casc.exe
- casecuritycenter.exe
- caunst.exe
- cavrep.exe
- cavrid.exe
- cavscan.exe
- cavtray.exe
- ccap.exe
- ccapp.exe
- ccemflsv.exe
- ccenter.exe
- ccevtmgr.exe
- ccflic0.exe
- ccflic4.exe
- cclaw.exe
- ccm messaging.exe
- ccnfagent.exe
- ccprovsp.exe
- ccproxy.exe
- ccpxysvc.exe
- ccschedulersvc.exe
- ccsetmgr.exe
- ccsmagtd.exe
- ccsvchst.exe
- ccsystemreport.exe
- cctray.exe
- ccupdate.exe
- cdm.exe
- certificateprovider.exe
- certificationmanagerservicent.exe
- cfftplugin.exe
- cfnotsrvd.exe
- cfp.exe
- cfpconfg.exe
- cfpconfig.exe
- cfplogvw.exe
- cfpsbmit.exe
- cfpupdat.exe
- cfsmsmd.exe
- checkup.exe
- chrome.exe
- cis.exe
- cistray.exe
- cka.exe
- clamscan.exe
- clamtray.exe
- clamwin.exe
- client.exe
- client64.exe
- clps.exe
- clpsla.exe
- clpsls.exe
- clshield.exe
- cmdagent.exe
- cmdinstall.exe
- cmgrdian.exe
- cntaosmgr.exe
- collwrap.exe
- comhost.exe
- config_api_service.exe
- console.exe
- control_panel.exe
- coreframeworkhost.exe
- coreserviceshell.exe
- cpd.exe
- cpdclnt.exe
- cpf.exe
- cpntsrv.exe
- cramtray.exe
- crashrep.exe
- crdm.exe
- crssvc.exe
- csacontrol.exe
- csadmin.exe
- csauth.exe
- csdbsync.exe
- csfalconservice.exe
- csinject.exe
- csinsm32.exe
- csinsmnt.exe
- cslog.exe
- csmon.exe
- csradius.exe
- csrss_tc.exe
- cssauth.exe
- cstacacs.exe
- ctdataload.exe
- cwbunnav.exe
- cylancesvc.exe
- cylanceui.exe
- dao_log.exe
- dbeng50.exe
- dbeng50.exe
- dbserv.exe
- dbsnmp.exe
- dbsnmp.exe
- dbsrv9.exe
- defwatch
- defwatch.exe
- deloeminfs.exe
- deteqt.agent.exe
- diskmon.exe
- djsnetcn.exe
- dlservice.exe
- dltray.exe
- dolphincharge.e
- dolphincharge.exe
- doscan.exe
- dpmra.exe
- dr_serviceengine.exe
- drwagntd.exe
- drwagnui.exe
- drweb.exe
- drweb32.exe
- drweb32w.exe
- drweb386.exe
- drwebcgp.exe
- drwebcom.exe
- drwebdc.exe
- drwebmng.exe
- drwebscd.exe
- drwebupw.exe
- drwebwcl.exe
- drwebwin.exe
- drwinst.exe
- drwupgrade.exe
- dsmcad.exe
- dsmcsvc.exe
- dwarkdaemon.exe
- dwengine.exe
- dwhwizrd.exe
- dwnetfilter.exe
- dwrcst.exe
- dwwin.exe
- edisk.exe
- eeyeevnt.exe
- egui.exe
- ehttpsrv.exe
- ekrn.exe
- elogsvc.exe
- emlibupdateagentnt.exe
- emlproui.exe
- emlproxy.exe
- encsvc.exe
- encsvc.exe
- endpointsecurity.exe
- engineserver.exe
- entitymain.exe
- epmd.exe
- era.exe
- erlsrv.exe
- esecagntservice.exe
- esecservice.exe
- esmagent.exe
- etagent.exe
- etconsole3.exe
- etcorrel.exe
- etloganalyzer.exe
- etreporter.exe
- etrssfeeds.exe
- etscheduler.exe
- etwcontrolpanel.exe
- euqmonitor.exe
- eventparser.exe
- evtarmgr.exe
- evtmgr.exe
- evtprocessecfile.exe
- ewidoctrl.exe
- ewidoguard.exe
- excel.exe
- excel.exe
- execstat.exe
- fameh32.exe
- fcappdb.exe
- fcdblog.exe
- fch32.exe
- fchelper64.exe
- fcsms.exe
- fcssas.exe
- fih32.exe
- firefox.exe
- firefoxconfig.exe
- firefoxconfig.exe
- firesvc.exe
- firetray.exe
- firewallgui.exe
- fmon.exe
- fnplicensingservice.exe
- forcefield.exe
- fortiesnac.exe
- fortifw.exe
- fortiproxy.exe
- fortisslvpndaemon.exe
- fortitray.exe
- fortiwf.exe
- fpavserver.exe
- fprottray.exe
- frameworkservic
- frameworkservic.exe
- frameworkservice.exe
- frzstate2k.exe
- fsaa.exe
- fsaua.exe
- fsav32.exe
- fsavgui.exe
- fscuif.exe
- fsdfwd.exe
- fsgk32.exe
- fsgk32st.exe
- fsguidll.exe
- fsguiexe.exe
- fshdll32.exe
- fshoster32.exe
- fshoster64.exe
- fsm32.exe
- fsma32.exe
- fsmb32.exe
- fsorsp.exe
- fspc.exe
- fspex.exe
- fsqh.exe
- fssm32.exe
- fwcfg.exe
- fwinst.exe
- fws.exe
- gcascleaner.exe
- gcasdtserv.exe
- gcasinstallhelper.exe
- gcasnotice.exe
- gcasserv.exe
- gcasservalert.exe
- gcasswupdater.exe
- gdfirewalltray.exe
- gdfwsvc.exe
- gdscan.exe
- gfireporterservice.exe
- ghost_2.exe
- ghosttray.exe
- giantantispywaremain.exe
- giantantispywareupdater.exe
- googlecrashhandler.exe
- googlecrashhandler64.exe
- googleupdate.exe
- guard.exe
- guardgui.exe
- gziface.exe
- gzserv.exe
- hasplmv.exe
- hdb.exe
- healthservice.exe
- hpqwmiex.exe
- hwapi.exe
- icepack.exe
- idsinst.exe
- iface.exe
- igateway.exe
- ilicensesvc.exe
- inet_gethost.exe
- infopath.exe
- infopath.exe
- inicio.exe
- inonmsrv.exe
- inorpc.exe
- inort.exe
- inotask.exe
- inoweb.exe
- isafe.exe
- isafinst.exe
- isntsmtp.exe
- isntsysmonitor
- ispwdsvc.exe
- isqlplussvc.exe
- isqlplussvc.exe
- isscsf.exe
- issdaemon.exe
- issvc.exe
- isuac.exe
- iswmgr.exe
- itmrt_supportdiagnostics.exe
- itmrt_trace.exe
- itmrtsvc.exe
- ixaptsvc.exe
- ixavsvc.exe
- ixfwsvc.exe
- kabackreport.exe
- kaccore.exe
- kanmcmain.exe
- kansgui.exe
- kansvr.exe
- kastray.exe
- kav.exe
- kav32.exe
- kavadapterexe.exe
- kavfs.exe
- kavfsgt.exe
- kavfsrcn.exe
- kavfsscs.exe
- kavfswp.exe
- kavisarv.exe
- kavlotsingleton.exe
- kavmm.exe
- kavshell.exe
- kavss.exe
- kavstart.exe
- kavsvc.exe
- kavtray.exe
- kb891711.exe
- keysvc.exe
- kis.exe
- kislive.exe
- kissvc.exe
- klnacserver.exe
- klnagent.exe
- klserver.exe
- klswd.exe
- klwtblfs.exe
- kmailmon.exe
- knownsvr.exe
- knupdatemain.exe
- kpf4gui.exe
- kpf4ss.exe
- kpfw32.exe
- kpfwsvc.exe
- krbcc32s.exe
- kswebshield.exe
- kvdetech.exe
- kvmonxp.kxp
- kvmonxp_2.kxp
- kvolself.exe
- kvsrvxp.exe
- kvsrvxp_1.exe
- kvxp.kxp
- kwatch.exe
- kwsprod.exe
- kxeserv.exe
- leventmgr.exe
- livesrv.exe
- lmon.exe
- log_qtine.exe
- loggetor.exe
- loggingserver.exe
- luall.exe
- lucallbackproxy.exe
- lucoms.exe
- lucomserver.exe
- lucoms~1.exe
- lwdmserver.exe
- macmnsvc.exe
- macompatsvc.exe
- managementagenthost.exe
- managementagentnt.exe
- mantispm.exe
- masalert.exe
- massrv.exe
- masvc.exe
- mbamservice.exe
- mbamtray.exe
- mcafeedatabackup.exe
- mcagent.exe
- mcapexe.exe
- mcappins.exe
- mcconsol.exe
- mcdash.exe
- mcdetect.exe
- mcepoc.exe
- mcepocfg.exe
- mcinfo.exe
- mcmnhdlr.exe
- mcmscsvc.exe
- mcnasvc.exe
- mcods.exe
- mcpalmcfg.exe
- mcpromgr.exe
- mcproxy.exe
- mcregwiz.exe
- mcsacore.exe
- mcscript_inuse.exe
- mcshell.exe
- mcshield.exe
- mcshld9x.exe
- mcsvhost.exe
- mcsysmon.exe
- mctray.exe
- mctskshd.exe
- mcui32.exe
- mcuimgr.exe
- mcupdate.exe
- mcupdmgr.exe
- mcvsftsn.exe
- mcvsrte.exe
- mcvsshld.exe
- mcwce.exe
- mcwcecfg.exe
- mfeann.exe
- mfecanary.exe
- mfeesp.exe
- mfefire.exe
- mfefw.exe
- mfehcs.exe
- mfemactl.exe
- mfemms.exe
- mfetp.exe
- mfevtps.exe
- mfewc.exe
- mfewch.exe
- mgavrtcl.exe
- mghtml.exe
- mgntsvc.exe
- monitoringhost.exe
- monsvcnt.exe
- monsysnt.exe
- mpcmdrun.exe
- mpf.exe
- mpfagent.exe
- mpfconsole.exe
- mpfservice.exe
- mpfsrv.exe
- mpftray.exe
- mps.exe
- ocomm.exe
- ocomm.exe
- ocssd.exe
- ocssd.exe
- oespamtest.exe
- ofcdog.exe
- ofcpfwsvc.exe
- okclient.exe
- olfsnt40.exe
- omniagent.exe
- omslogmanager.exe
- omtsreco.exe
- onenote.exe
- onenote.exe
- onlinent.exe
- onlnsvc.exe
- opscan.exe
- oracle.exe
- oracle.exe
- outlook.exe
- outlook.exe
- outpost.exe
- paamsrv.exe
- padfsvr.exe
- pagent.exe
- pagentwd.exe
- pasystemtray.exe
- patch.exe
- patrolagent.exe
- patrolperf.exe
- pavbckpt.exe
- pavfires.exe
- pavfnsvr.exe
- pavjobs.exe
- pavkre.exe
- pavmail.exe
- pavprot.exe
- pavprsrv.exe
- pavreport.exe
- pavsched.exe
- pavsrv50.exe
- pavsrv51.exe
- pavsrv52.exe
- pavupg.exe
- paxton.net2.clientservice.exe
- paxton.net2.commsserverservice.exe
- pccclient.exe
- pccguide.exe
- pcclient.exe
- pccnt.exe
- pccntmon.exe
- pccntupd.exe
- pccpfw.exe
- pcctlcom.exe
- pcscan.exe
- pcscm.exe
- pcscnsrv.exe
- pcsws.exe
- pctsauxs.exe
- pctsgui.exe
- pctssvc.exe
- pctstray.exe
- pep.exe
- persfw.exe
- pmgreader.exe
- pmon.exe
- pnmsrv.exe
- pntiomon.exe
- pop3pack.exe
- pop3trap.exe
- poproxy.exe
- powerpnt.exe
- powerpnt.exe
- ppclean.exe
- ppctlpriv.exe
- ppmcativedetection.exe
- ppppwallrun.exe
- pqibrowser.exe
- pqv2isvc.exe
- pralarmmgr.exe
- prcalculationmgr.exe
- prconfigmgr.exe
- prdatabasemgr.exe
- premailengine.exe
- preventmgr.exe
- prevsrv.exe
- prftpengine.exe
- prgateway.exe
- printdevice.exe
- privacyiconclient.exe
- prlicensemgr.exe
- procexp.exe
- proficy administrator.exe
- proficyclient.exe
- proficypublisherservice.exe
- proficyserver.exe
- proficysts.exe
- proutil.exe
- prprintserver.exe
- prproficymgr.exe
- prrds.exe
- prreader.exe
- prrouter.exe
- prschedulemgr.exe
- prstubber.exe
- prsummarymgr.exe
- prunsrv.exe
- prwriter.exe
- psanhost.exe
- psctris.exe
- psctrls.exe
- psh_svc.exe
- pshost.exe
- psimreal.exe
- psimsvc.exe
- pskmssvc.exe
- psuamain.exe
- psuaservice.exe
- pthosttr.exe
- pview.exe
- pviewer.exe
- pwdfilthelp.exe
- pxemtftp.exe
- pxeservice.exe
- qclean.exe
ランサムウェアの不正活動
マルウェアは、ファイル名に以下の文字列を含むファイルの暗号化はしません。
- .blf
- .config
- .devicemetadata-ms
- .dll
- .exe
- .ico
- .lnk
- .manifest
- .mui
- .regtrans-ms
- .settingcontent-ms
- .sys
- .tlb
- .tmp
- .com
- bootmgr
- bootnxt
- desktop.ini
- iconcache.db
- ntuser.dat
- ntuser.dat.log1
- ntuser.dat.log2
- ntuser.ini
- usrclass.dat
- usrclass.dat.log1
- usrclass.dat.log2
マルウェアは、以下のフォルダ内で確認されたファイルの暗号化はしません。
- %Windows%
(註:%Windows%フォルダは、Windowsが利用するフォルダで、いずれのオペレーティングシステム(OS)でも通常、"C:\Windows" です。.)
マルウェアは、暗号化されたファイルのファイル名に以下の拡張子を追加します。
- .m3g4c0rtx
マルウェアが作成する以下のファイルは、脅迫状です。
- %System Root%\!-!_README_!-!.rtf
対応方法
手順 1
Windows XP、Windows Vista および Windows 7 のユーザは、コンピュータからマルウェアもしくはアドウェア等を完全に削除するために、ウイルス検索の実行前には必ず「システムの復元」を無効にしてください。
手順 2
このマルウェアもしくはアドウェア等の実行により、手順中に記載されたすべてのファイル、フォルダおよびレジストリキーや値がコンピュータにインストールされるとは限りません。インストールが不完全である場合の他、オペレーティングシステム(OS)の条件によりインストールがされない場合が考えられます。手順中に記載されたファイル/フォルダ/レジストリ情報が確認されない場合、該当の手順の操作は不要ですので、次の手順に進んでください。
手順 3
変更されたレジストリ値を修正します。
警告:レジストリはWindowsの構成情報が格納されているデータベースであり、レジストリの編集内容に問題があると、システムが正常に動作しなくなる場合があります。
事前に意図的に対象の設定を変更していた場合は、意図するオリジナルの設定に戻してください。変更する値が分からない場合は、システム管理者にお尋ねいただき、レジストリの編集はお客様の責任として行なって頂くようお願いいたします。弊社ではレジストリの編集による如何なる問題に対しても補償いたしかねます。
レジストリの編集前にこちらをご参照ください。
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System
- legalnoticecaption = Locked By MegaCortex
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System
- legalnoticetext = Contact: Victoriareimann@mail.com or Casiuslerman@mail.com
手順 4
以下のファイルを検索し削除します。
- %System Root%\qibfmqkeM5.log
- %Temp%\M5-{10 random numbers}.dll
- %Temp%\M5-{10 random numbers}.dll
- %System Root%\!-!_README_!-!.rtf
手順 5
最新のバージョン(エンジン、パターンファイル)を導入したウイルス対策製品を用い、ウイルス検索を実行してください。「Ransom.Win32.MEGACORTEX.THKOFAI」と検出したファイルはすべて削除してください。 検出されたファイルが、弊社ウイルス対策製品により既に駆除、隔離またはファイル削除の処理が実行された場合、ウイルスの処理は完了しており、他の削除手順は特にありません。
ご利用はいかがでしたか? アンケートにご協力ください