Author: Maria Emreen Viray   

 PLATFORM:

Windows

 OVER ALL RISK RATING:
 DAMAGE POTENTIAL::
 DISTRIBUTION POTENTIAL::
 REPORTED INFECTION:
 INFORMATION EXPOSURE:
Low
Medium
High
Critical

  • Threat Type:
    Ransomware

  • Destructiveness:
    No

  • Encrypted:
     

  • In the wild::
    Yes

  OVERVIEW

INFECTION CHANNEL: Descargado de Internet, Eliminado por otro tipo de malware

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File size: 51,712 bytes
File type: EXE
Memory resident: Yes
INITIAL SAMPLES RECEIVED DATE: 21 marca 2022
PAYLOAD: Connects to URLs/IPs, Drops files, Creates files, Modifies files, Modifies system registry, Encrypts files, Injects code in specific processes

Detalles de entrada

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Instalación

Agrega las carpetas siguientes:

  • %Application Data%\Aabza

(Nota: %Application Data% es la carpeta Application Data del usuario activo, que en el caso de Windows 98 y ME suele estar ubicada en C:\Windows\Profiles\{nombre de usuario}\Application Data, en el caso de Windows NT en C:\WINNT\Profiles\{nombre de usuario}\Application Data, en el caso de Windows 2000(32-bit), XP y Server 2003(32-bit) en C:\Documents and Settings\{nombre de usuario}\Local Settings\Application Data y en el caso de Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) y 10(64-bit) en C:\Users\{nombre de usuario}\AppData\Roaming.).

)

Infiltra y ejecuta los archivos siguientes:

  • %User Temp%\Dwghpjxmueqxokshkill$.bat - contains commands to delete services and terminate processes

(Nota: %User Temp% es la carpeta Temp del usuario activo, que en el caso de Windows 2000(32-bit), XP y Server 2003(32-bit) suele estar en C:\Documents and Settings\{nombre de usuario}\Local Settings\Temp y en el case de Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) y 10(64-bit) en C:\Users\{nombre de usuario}\AppData\Local\Temp).

)

Crea las siguientes copias de sí mismo en el sistema afectado:

  • %Application Data%\Aabza\Qawjvy.exe
  • %Windows%\avast.exe
  • {IP Address}\admin$\avast.exe
  • {IP Address}\c$\avast.exe

(Nota: %Application Data% es la carpeta Application Data del usuario activo, que en el caso de Windows 98 y ME suele estar ubicada en C:\Windows\Profiles\{nombre de usuario}\Application Data, en el caso de Windows NT en C:\WINNT\Profiles\{nombre de usuario}\Application Data, en el caso de Windows 2000(32-bit), XP y Server 2003(32-bit) en C:\Documents and Settings\{nombre de usuario}\Local Settings\Application Data y en el caso de Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) y 10(64-bit) en C:\Users\{nombre de usuario}\AppData\Roaming.).

. %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).

)

Agrega los procesos siguientes:

  • %Windows%\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  • %System%\cmd.exe /c timeout 10
  • reg delete HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Command Processor /v AutoRun /f
  • takeown /f %SystemRoot%\{system32|SysWOW64}\{String} /a
  • cacls %SystemRoot%\{system32|SysWOW64}\{String} /g Administrators:f
  • cacls %SystemRoot%\{system32|SysWOW64}\{String} /e /g Users:r
  • cacls %SystemRoot%\{system32|SysWOW64}\{String} /e /g Administrators:r
  • cacls %SystemRoot%\{system32|SysWOW64}\{String} /e /d SERVICE
  • cacls %SystemRoot%\{system32|SysWOW64}\{String} /e /d mssqlserver
  • cacls %SystemRoot%\{system32|SysWOW64}\{String} /e /d network service
  • cacls %SystemRoot%\{system32|SysWOW64}\{String} /e /g system:r
  • cacls %SystemRoot%\{system32|SysWOW64}\{String} /e /d mssql$sqlexpress
    where {String}:
    • cmd.exe
    • net.exe
    • net1.exe
    • mshta.exe
    • FTP.exe
    • wscript.exe
    • cscript.exe
    • WindowsPowerShell\v1.0\powershell.exe
  • takeown /f C:\ProgramData /a
  • takeown /f C:\Users\Public /a
  • cacls C:\ProgramData /g Administrators:f
  • cacls C:\ProgramData /e /g Users:r
  • cacls C:\ProgramData /e /g Administrators:r
  • cacls C:\ProgramData /e /d SERVICE
  • cacls C:\ProgramData /e /d mssqlserver
  • cacls C:\ProgramData /e /d network service
  • cacls C:\ProgramData /e /d system
  • cacls C:\ProgramData /e /d mssql$sqlexpress
  • cacls C:\Users\Public /g Administrators:f
  • cacls C:\Users\Public /e /g Users:r
  • cacls C:\Users\Public /e /g Administrators:r
  • cacls C:\Users\Public /e /d SERVICE
  • cacls C:\Users\Public /e /d mssqlserver
  • cacls C:\Users\Public /e /d network service
  • cacls C:\Users\Public /e /d system
  • cacls C:\Users\Public /e /d mssql$sqlexpress
  • vssadmin delete shadows /all /quiet
  • cmd.exe /c bcdedit /set {current} bootstatuspolicy ignoreallfailures
  • cmd.exe /c bcdedit /set {current} recoveryenabled no
  • sc delete {Services deleted}
  • net stop {Services stopped}
  • taskkill /IM {Process List} /F /T

(Nota: %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).

. %System% es la carpeta del sistema de Windows, que en el caso de Windows 98 y ME suele estar en C:\Windows\System, en el caso de Windows NT y 2000 en C:\WINNT\System32 y en el caso de Windows 2000(32-bit), XP, Server 2003(32-bit), Vista, 7, 8, 8.1, 2008(64-bit), 2012(64bit) y 10(64-bit) en C:\Windows\System32).

)

Deja archivos de texto a modo de notas de rescate que contienen lo siguiente:

  • C:\HOW TO RECOVER !!.TXT
  • {Encrypted Directory}\RECOVERY INFORMATION.txt

Este malware inyecta códigos en el/los siguiente(s) proceso(s):

  • %Windows%\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

(Nota: %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).

)

Técnica de inicio automático

Agrega las siguientes entradas de registro para permitir su ejecución automática cada vez que se inicia el sistema:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
Qawjvy = %Application Data%\Aabza\Qawjvy.exe

Otras modificaciones del sistema

Elimina las siguientes claves de registro:

HKEY_LOCAL_MACHINE\SOFTWARE\Raccine

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\EventLog\Application\
Raccine

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Image File Execution Options\
vssadmin.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Image File Execution Options\
wmic.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Image File Execution Options\
wbadmin.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Image File Execution Options\
bcdedit.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Image File Execution Options\
powershell.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Image File Execution Options\
diskshadow.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Image File Execution Options\
net.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Image File Execution Options\
taskkill.exe

Finalización del proceso

Finaliza los procesos siguientes si detecta que se ejecutan en la memoria del sistema afectado:

  • where {Process List}:
    • sqlservr.exe
    • httpd.exe
    • java.exe
    • fdhost.exe
    • fdlauncher.exe
    • reportingservicesservice.exe
    • softmgrlite.exe
    • sqlbrowser.exe
    • ssms.exe
    • vmtoolsd.exe
    • baidunetdisk.exe
    • yundetectservice.exe
    • ssclient.exe
    • GNAupdaemon.exe
    • RAVCp164.exe
    • igfxEM.exe
    • igfxHK.exe
    • igfxTray.exe
    • 360bdoctor.exe
    • GNCEFExternal.exe
    • PrivacyIconClient.exe
    • UIODetect.exe
    • AutoDealService.exe
    • IDDAService.exe
    • EnergyDataService.exe
    • MPService.exe
    • TransMain.exe
    • DAService.exe
    • GoogleCrashHandler.exe
    • GoogleCrashHandler64.exe
    • GoogleUpdate.exe
    • cohernece.exe
    • vmware-tray.exe
    • MsDtsSrvr.exe
    • msmdsrv.exe
    • FileZilla server.exe
    • UpdateData.exe
    • WebApi.Host.exe
    • VGAuthService.exe
    • omtsreco.exe
    • TNSLSNR.exe
    • oracle.exe
    • msdtc.exe
    • mmc.exe
    • emagent.exe
    • SoftMgrLite.exe
    • Admin.exe
    • EnterprisePortal.exe
    • tomcat7.exe
    • Kingdee.K3.CRM.MMC.MMCService.exe
    • Kingdee.k3.Weixin.ClientService.exe
    • Kingdee.K3.PUBLIC.BkgSvcHost.exe
    • Kingdee.K3.HR.Server.exe
    • Kingdee.K3.PUBLIC.KDSvrMgrHost.exe
    • tomcat5.exe
    • Kingdee.DeskTool.exe
    • UserClient.exe
    • mysqld.exe
    • ImtsEventSvr.exe
    • mysqld-nt.exe
    • 360EnterpriseDiskUI.exe
    • tomcat8.exe
    • QQprotect.exe
    • isqlplussvc.exe
    • nmesrvc.exe
    • jusched.exe
    • MtxHotPlugService.exe
    • jucheck.exe
    • wordpad.exe
    • SecureCRT.exe
    • chrome.exe
    • Thunder.exe
    • ThunderPlatform.exe
    • iexplore.exe
    • vm-agent.exe
    • vm-agent-daemon.exe
    • eSightService.exe
    • cygrunsrv.exe
    • wrapper.exe
    • nginx.exe
    • node.exe
    • sshd.exe
    • vm-tray.exe
    • iempwatchdog.exe
    • sqlwriter.exe
    • php.exe
    • notepad++.exe
    • phpStudy.exe
    • OPCClient.exe
    • navicat.exe
    • SupportAssistAgent.exe
    • SunloginClient.exe
    • SOUNDMAN.exe
    • WeChat.exe
    • TXPlatform.exe
    • Tencentdll.exe
    • jenkins.exe
    • QQ.exe
    • HaoZip.exe
    • HaoZipScan.exe
    • TSVNCache.exe
    • RAVCpl64.exe
    • secbizsrv.exe
    • aliwssv.exe
    • Helper_Haozip.exe
    • acrotray.exe
    • FileZilla Server Interface.exe
    • YoudaoNote.exe
    • YNoteCefRender.exe
    • idea.exe
    • fsnotifier.exe
    • picpick.exe
    • lantern.exe
    • sysproxy-cmd.exe
    • service.exe
    • pcas.exe
    • PresentationFontCache.exe
    • RtWlan.exe
    • monitor.exe
    • Correspond.exe
    • ChatServer.exe
    • InetMgr.exe
    • LogonServer.exe
    • GameServer.exe
    • ServUAdmin.exe
    • ServUDaemon.exe
    • update0.exe
    • server.exe
    • w3wp.exe
    • notepad.exe
    • PalmInputService.exe
    • PalmInputGuard.exe
    • UpdateServer.exe
    • UpdateGate.exe
    • DBServer.exe
    • LoginGate.exe
    • SelGate.exe
    • RunGate.exe
    • M2Server.exe
    • LogDataServer.exe
    • LoginSrv.exe
    • sqlceip.exe
    • mqsvc.exe
    • RefundOrder.exe
    • ClamTray.exe
    • AdobeARM.exe
    • veeam.backup.shell.exe
    • VpxClient.exe
    • vmware-vmrc.exe
    • DSCPatchService.exe
    • scktsrvr.exe
    • ServerManager.exe
    • Dispatcher.exe
    • EFDispatcher.exe
    • ClamWin.exe
    • srvany.exe
    • JT_AG-8332.exe
    • XXTClient.exe
    • clean.exe
    • Net.Service.exe
    • plsqldev.exe
    • splwow64.exe
    • Oobe.exe
    • QQYService.exe
    • SGTool.exe
    • postgres.exe
    • AppVShNotify.exe
    • OfficeClickToRun.exe
    • EntDT.exe
    • EntPublish.exe
    • pg_ctl.exe
    • rcrelay.exe
    • SogouImeBroker.exe
    • CCenter.exe
    • ScanFrm.exe
    • d_manage.exe
    • RsTray.exe
    • wampmanager.exe
    • RavTray.exe
    • mssearch.exe
    • sqlmangr.exe
    • msftesql.exe
    • SyncBaseSvr.exe
    • SyncBaseConsole.exe
    • aspnet_state.exe
    • AutoBackUpEx.exe
    • redis-server.exe
    • MySQLNotifier.exe
    • oravssw.exe
    • fppdis5.exe
    • His6Service.exe
    • dinotify.exe
    • JhTask.exe
    • Executer.exe
    • AllPassCBHost.exe
    • ap_nginx.exe
    • AndroidServer.exe
    • XT.exe
    • XTService.exe
    • AllPassMCService.exe
    • IMEDICTUPDATE.exe
    • FlashHelperService.exe
    • ap_redis-server.exe
    • UtilDev.WebServer.Monitor.exe
    • UWS.AppHost.Clr2.x86.exe
    • FoxitProtect.exe
    • ftnlses.exe
    • ftusbrdwks.exe
    • ftusbrdsrv.exe
    • ftnlsv.exe
    • Syslogd_Service.exe
    • UWS.HighPrivilegeUtilities.exe
    • ftusbsrv.exe
    • UWS.LowPrivilegeUtilities.exe
    • UWS.AppHost.Clr2.AnyCpu.exe
    • winguard_x64.exe
    • vmconnect.exe
    • firefox.exe
    • usbrdsrv.exe
    • usbserver.exe
    • Foxmail.exe
    • qemu-ga.exe
    • wwbizsrv.exe
    • ZTEFileTranS.exe
    • ZTEUsbIpc.exe
    • ZTEUsbIpcGuard.exe
    • AlibabaProtect.exe
    • kbasesrv.exe
    • ZTEVdservice.exe
    • MMRHookService.exe
    • extjob.exe
    • IpOverUsbSvc.exe
    • VMwareTray.exe
    • devenv.exe
    • PerfWatson2.exe
    • ServiceHub.Host.Node.x86.exe
    • ServiceHub.IdentityHost.exe
    • ServiceHub.VSDetouredHost.exe
    • ServiceHub.SettingsHost.exe
    • ServiceHub.Host.CLR.x86.exe
    • ServiceHub.RoslynCodeAnalysisService32.exe
    • ServiceHub.DataWarehouseHost.exe
    • Microsoft.VisualStudio.Web.Host.exe
    • SQLEXPRWT.exe
    • setup.exe
    • remote.exe
    • setup100.exe
    • landingpage.exe
    • WINWORD.exe
    • KuaiYun.exe
    • HwsHostPanel.exe
    • NovelSpider.exe
    • Service_KMS.exe
    • WebServer.exe
    • ChsIME.exe
    • btPanel.exe
    • Protect_2345Explorer.exe
    • Pic_2345Svc.exe
    • vmware-converter-a.exe
    • vmware-converter.exe
    • vmware.exe
    • vmware-unity-helper.exe
    • vmware-vmx.exe
    • usysdiag.exe
    • PopBlock.exe
    • gsinterface.exe
    • Gemstar.Group.CRS.Client.exe
    • TenpayServer.exe
    • RemoteExecService.exe
    • VS_TrueCorsManager.exe
    • ntpsvr-2019-01-22-wgs84.exe
    • rtkjob-ion.exe
    • ntpsvr-2019-01-22-no-usrcheck.exe
    • NtripCaster-2019-01-08.exe
    • BACSTray.exe
    • protect.exe
    • hfs.exe
    • jzmis.exe
    • NewFileTime_x64.exe
    • 2345MiniPage.exe
    • JMJ_server.exe
    • cacls.exe
    • gpsdaemon.exe
    • gpsusersvr.exe
    • gpsdownsvr.exe
    • gpsstoragesvr.exe
    • gpsdataprocsvr.exe
    • gpsftpd.exe
    • gpsmysqld.exe
    • gpstomcat6.exe
    • gpsloginsvr.exe
    • gpsmediasvr.exe
    • gpsgatewaysvr.exe
    • gpssvrctrl.exe
    • zabbix_agentd.exe
    • BackupExec.exe
    • Att.exe
    • mdm.exe
    • BackupExecManagementService.exe
    • bengine.exe
    • benetns.exe
    • beserver.exe
    • pvlsvr.exe
    • bedbg.exe
    • beremote.exe
    • RemoteAssistProcess.exe
    • BarMoniService.exe
    • GoodGameSrv.exe
    • BarCMService.exe
    • TsService.exe
    • GoodGame.exe
    • BarServerView.exe
    • IcafeServicesTray.exe
    • BsAgent_0.exe
    • ControlServer.exe
    • DisklessServer.exe
    • DumpServer.exe
    • NetDiskServer.exe
    • PersonUDisk.exe
    • service_agent.exe
    • SoftMemory.exe
    • BarServer.exe
    • RtkNGUI64.exe
    • Serv-U-Tray.exe
    • QQPCSoftTrayTips.exe
    • SohuNews.exe
    • Serv-U.exe
    • QQPCRTP.exe
    • EasyFZS.exe
    • HaoYiShi.exe
    • HysMySQL.exe
    • wtautoreg.exe
    • ispiritPro.exe
    • CAService.exe
    • XAssistant.exe
    • TrustCA.exe
    • GEUU20003.exe
    • CertMgr.exe
    • eSafe_monitor.exe
    • MainExecute.exe
    • FastInvoice.exe
    • sesvc.exe
    • ScanFileServer.exe
    • Nuoadehgcgcd.exe
    • OpenFastAssist.exe
    • FastInvoiceAssist.exe
    • Nuoadfaggcje.exe
    • OfficeUpdate.exe
    • atkexComSvc.exe
    • FileTransferAgent.exe
    • MasterReplicatorAgent.exe
    • CrmAsyncService.exe
    • CrmUnzipService.exe
    • NscAuthService.exe
    • ReplicaReplicatorAgent.exe
    • ASMCUSvc.exe
    • OcsAppServerHost.exe
    • RtcCdr.exe
    • IMMCUSvc.exe
    • DataMCUSvc.exe
    • MeetingMCUSvc.exe
    • QmsSvc.exe
    • RTCSrv.exe
    • pnopagw.exe
    • NscAuth.exe
    • Microsoft.ActiveDirectory.WebServices.exe
    • DistributedCacheService.exe
    • c2wtshost.exe
    • Microsoft.Office.Project.Server.Calculation.exe
    • schedengine.exe
    • Microsoft.Office.Project.Server.Eventing.exe
    • Microsoft.Office.Project.Server.Queuing.exe
    • WSSADMIN.EXE
    • hostcontrollerservice.exe
    • noderunner.exe
    • OWSTIMER.EXE
    • wsstracing.exe
    • MySQLInstallerConsole.exe
    • EXCEL.EXE
    • consent.exe
    • RtkAudioService64.exe
    • RAVBg64.exe
    • FNPLicensingService64.exe
    • VisualSVNServer.exe
    • MotionBoard57.exe
    • MotionBoardRCService57.exe
    • LPManService.exe
    • RaRegistry.exe
    • RaAutoInstSrv.exe
    • RtHDVCpl.exe
    • DefenderDaemon.exe
    • BestSyncApp.exe
    • ApUI.exe
    • AutoUpdate.exe
    • LPManNotifier.exe
    • FieldAnalyst.exe
    • TimingGenerate.exe
    • Detector.exe
    • Estimator.exe
    • FA_Logwriter.exe
    • TrackingSrv.exe
    • cbInterface.exe
    • ccbService.exe
    • U8DispatchService.exe
    • dbsrv16.exe
    • KICManager.exe
    • KICMain.exe
    • ServerManagerLauncher.exe
    • TbossGate.exe
    • iusb3mon.exe
    • MgrEnvSvc.exe
    • Mysoft.Config.WindowsService.exe
    • Mysoft.UpgradeService.UpdateService.exe
    • hasplms.exe
    • Mysoft.Setup.InstallService.exe
    • Mysoft.UpgradeService.Dispatcher.exe
    • Mysoft.DataCenterService.WindowsHost.exe
    • Mysoft.DataCenterService.DataCleaning.exe
    • Mysoft.DataCenterService.DataTracking.exe
    • Mysoft.SchedulingService.WindowsHost.exe
    • ServiceMonitor.exe
    • Mysoft.SchedulingService.ExecuteEngine.exe
    • AgentX.exe
    • host.exe
    • vsjitdebugger.exe
    • VBoxSDS.exe
    • TeamViewer_Service.exe
    • TeamViewer.exe
    • CasLicenceServer.exe
    • tv_w32.exe
    • tv_x64.exe
    • rdm.exe
    • SecureCRTPortable.exe
    • VirtualBox.exe
    • VBoxSVC.exe
    • VirtualBoxVM.exe
    • abs_deployer.exe
    • edr_monitor.exe
    • sfupdatemgr.exe
    • ipc_proxy.exe
    • edr_agent.exe
    • edr_sec_plan.exe
    • sfavsvc.exe
    • DataShareBox.ShareBoxMonitorService.exe
    • DataShareBox.ShareBoxService.exe
    • Jointsky.CloudExchangeService.exe
    • Jointsky.CloudExchange.NodeService.ein
    • perl.exe
    • TsServer.exe
    • AppMain.exe
    • easservice.exe
    • Kingdee6.1.exe
    • QyKernel.exe
    • QyFragment.exe
    • ComputerZTray.exe
    • ComputerZService.exe
    • ClearCache.exe
    • ProLiantMonitor.exe
    • bugreport.exe
    • GNWebServer.exe
    • UI0Detect.exe
    • GNCore.exe
    • gnwayDDNS.exe
    • GNWebHelper.exe
    • php-cgi.exe
    • ESLUSBService.exe
    • CQA.exe
    • Kekcoek.pif
    • Tinuknx.exe
    • servers.exe
    • ping.exe
    • TianHeng.exe
    • K3MobileService.exe
    • VSSVC.exe
    • Xshell.exe
    • XshellCore.exe
    • FNPLicensingService.exe
    • XYNTService.exe
    • EISService.exe
    • UFSoft.U8.Framework.EncryptManager.exe
    • yonyou.u8.gc.taskmanager.servicebus.exe
    • U8KeyManagePool.exe
    • U8MPool.exe
    • U8SCMPool.exe
    • UFIDA.U8.Report.SLReportService.exe
    • U8TaskService.exe
    • U8TaskWorker.exe
    • U8WebPool.exe
    • U8AllAuthServer.exe
    • UFIDA.U8.UAP.ReportService.exe
    • UFIDA.U8.ECE.UTU.Services.exe
    • U8WorkerService.exe
    • UFIDA.U8.ECE.UTU.exe
    • ShellStub.exe
    • U8UpLoadTask.exe
    • UfSysHostingService.exe
    • UFIDA.UBF.SystemManage.ApplicationService.exe
    • UFIDA.U9.CS.Collaboration.MailService.exe
    • NotificationService.exe
    • UBFdevenv.exe
    • UFIDA.U9.SystemManage.SystemManagerClient.exe
    • mongod.exe
    • SpusCss.exe
    • UUDesktop.exe
    • KDHRServices.exe
    • Kingdee.K3.Mobile.Servics.exe
    • KDSvrMgrService.exe
    • pdfServer.exe
    • pdfspeedup.exe
    • SufAppServer.exe
    • Kingdee.K3.Mobile.LightPushService.exe
    • iMTSSvcMgr.exe
    • kdmain.exe
    • KDActMGr.exe
    • K3ServiceUpdater.exe
    • Aua.exe
    • iNethinkSQLBackup.exe
    • auaJW.exe
    • Scheduler.exe
    • bschJW.exe
    • SystemTray64.exe
    • OfficeDaemon.exe
    • OfficeIndex.exe
    • OfficeIm.exe
    • iNethinkSQLBackupConsole.exe
    • OfficeMail.exe
    • OfficeTask.exe
    • OfficePOP3.exe
    • apache.exe
    • GnHostService.exe
    • HwUVPUpgrade.exe
    • Kingdee.KIS.UESystemSer.exe
    • uvpmonitor.exe
    • UVPUpgradeService.exe
    • KDdataUpdate.exe
    • Portal.exe
    • U8SMSSrv.exe
    • Ufida.T.SM.PublishService.exe
    • lta8.exe
    • UfSvrMgr.exe
    • AutoUpdateService.exe
    • MOM.exe
    • sqlserv.exe
    • oracle.exe
    • ntdbsmgr.exe
    • sqlservr.exe
    • sqlwriter.exe
    • MsDtsSrvr.exe
    • msmdsrv.exe
    • ReportingServecesService.exe
    • fdhost.exe
    • fdlauncher.exe
    • mysql.exe

Otros detalles

Agrega y ejecuta los servicios siguientes:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
services\avast
ImagePath = %Windows%\avast.exe

Hace lo siguiente:

  • It encrypts fixed drives, removable drives, network drives and shared folders
  • It DOES NOT continue to routine if User Default Language ID of the system is any of the following:
    • Russian (0x419)
    • Kazakh (0x43F)
    • Belarusian (0x423)
    • Ukrainian (0x422)
    • Tatar (0x444)
  • It attempts to delete itself through the following process:
    • cmd.exe /c ping {BLOCKED}.{BLOCKED}.0.1 && del "{malware path and name}" >> NUL
  • It deletes the following services {Services deleted}:
    • XT800Service_Personal
    • SQLSERVERAGENT
    • SQLWriter
    • SQLBrowser
    • MSSQLFDLauncher
    • MSSQLSERVER
    • QcSoftService
    • MSSQLServerOLAPService
    • VMTools
    • VGAuthService
    • MSDTC
    • TeamViewer
    • ReportServer
    • RabbitMQ
    • AHS SERVICE
    • Sense Shield Service
    • SSMonitorService
    • SSSyncService
    • TPlusStdAppService1300
    • MSSQL$SQL2008
    • SQLAgent$SQL2008
    • TPlusStdTaskService1300
    • TPlusStdUpgradeService1300
    • VirboxWebServer
    • jhi_service
    • LMS
    • FontCache3.0.0.0
    • OSP Service
    • DAService_TCP
    • eCard-TTransServer
    • eCardMPService
    • EnergyDataService
    • UI0Detect
    • K3MobileService
    • TCPIDDAService
    • WebAttendServer
    • UIODetect
    • wanxiao-monitor
    • VMAuthdService
    • VMUSBArbService
    • VMwareHostd
    • vm-agent
    • VmAgentDaemon
    • OpenSSHd
    • eSightService
    • apachezt
    • Jenkins
    • secbizsrv
    • SQLTELEMETRY
    • MSMQ
    • smtpsvrJT
    • zyb_sync
    • 360EntHttpServer
    • 360EntSvc
    • 360EntClientSvc
    • NFWebServer
    • wampapache
    • MSSEARCH
    • msftesql
    • SyncBASE Service
    • OracleDBConcoleorcl
    • OracleJobSchedulerORCL
    • OracleMTSRecoveryService
    • OracleOraDb11g_home1ClrAgent
    • OracleOraDb11g_home1TNSListener
    • OracleVssWriterORCL
    • OracleServiceORCL
    • aspnet_state
    • Redis
    • JhTask
    • ImeDictUpdateService
    • MCService
    • allpass_redisservice_port21160
    • Flash Helper Service
    • Kiwi Syslog Server
    • UWS HiPriv Services
    • UWS LoPriv Services
    • ftnlsv3
    • ftnlses3
    • FxService
    • UtilDev Web Server Pro
    • ftusbrdwks
    • ftusbrdsrv
    • ZTE USBIP Client Guard
    • ZTE USBIP Client
    • ZTE FileTranS
    • wwbizsrv
    • qemu-ga
    • AlibabaProtect
    • ZTEVdservice
    • kbasesrv
    • MMRHookService
    • IpOverUsbSvc
    • MsDtsServer100
    • KuaiYunTools
    • KMSELDI
    • btPanel
    • Protect_2345Explorer
    • 2345PicSvc
    • vmware-converter-agent
    • vmware-converter-server
    • vmware-converter-worker
    • QQCertificateService
    • OracleRemExecService
    • GPSDaemon
    • GPSUserSvr
    • GPSDownSvr
    • GPSStorageSvr
    • GPSDataProcSvr
    • GPSGatewaySvr
    • GPSMediaSvr
    • GPSLoginSvr
    • GPSTomcat6
    • GPSMysqld
    • GPSFtpd
    • Zabbix Agent
    • BackupExecAgentAccelerator
    • bedbg
    • BackupExecDeviceMediaService
    • BackupExecRPCService
    • BackupExecAgentBrowser
    • BackupExecJobEngine
    • BackupExecManagementService
    • MDM
    • TxQBService
    • Gailun_Downloader
    • RemoteAssistService
    • YunService
    • Serv-U
    • EasyFZS Server
    • Rpc Monitor
    • OpenFastAssist
    • Nuo Update Monitor
    • Daemon Service
    • asComSvc
    • OfficeUpdateService
    • RtcSrv
    • RTCASMCU
    • FTA
    • MASTER
    • NscAuthService
    • MSCRMUnzipService
    • MSCRMAsyncService$maintenance
    • MSCRMAsyncService
    • REPLICA
    • RTCATS
    • RTCAVMCU
    • RtcQms
    • RTCMEETINGMCU
    • RTCIMMCU
    • RTCDATAMCU
    • RTCCDR
    • ProjectEventService16
    • ProjectQueueService16
    • SPAdminV4
    • SPSearchHostController
    • SPTimerV4
    • SPTraceV4
    • OSearch16
    • ProjectCalcService16
    • c2wts
    • AppFabricCachingService
    • ADWS
    • MotionBoard57
    • MotionBoardRCService57
    • vsvnjobsvc
    • VisualSVNServer
    • FlexNet Licensing Service 64
    • BestSyncSvc
    • LPManager
    • MediatekRegistryWriter
    • RaAutoInstSrv_RT2870
    • CobianBackup10
    • SQLANYs_sem5
    • CASLicenceServer
    • SQLService
    • semwebsrv
    • TbossSystem
    • ErpEnvSvc
    • Mysoft.Autoupgrade.DispatchService
    • Mysoft.Autoupgrade.UpdateService
    • Mysoft.Config.WindowsService
    • Mysoft.DataCenterService
    • Mysoft.SchedulingService
    • Mysoft.Setup.InstallService
    • MysoftUpdate
    • edr_monitor
    • abs_deployer
    • savsvc
    • ShareBoxMonitorService
    • ShareBoxService
    • CloudExchangeService
    • U8WorkerService2
    • CIS
    • EASService
    • KICkSvr
    • OSP Service
    • U8SmsSrv
    • OfficeClearCache
    • TurboCRM70
    • U8DispatchService
    • U8EISService
    • U8EncryptService
    • U8GCService
    • U8KeyManagePool
    • U8MPool
    • U8SCMPool
    • U8SLReportService
    • U8TaskService
    • U8WebPool
    • UFAllNet
    • UFReportService
    • UTUService
    • U8WorkerService1
  • It stops the following services {Services stopped}:
    • U8WorkerService1
    • U8WorkerService2
    • memcached Server
    • Apache2.4
    • UFIDAWebService
    • MSComplianceAudit
    • MSExchangeADTopology
    • MSExchangeAntispamUpdate
    • MSExchangeCompliance
    • MSExchangeDagMgmt
    • MSExchangeDelivery
    • MSExchangeDiagnostics
    • MSExchangeEdgeSync
    • MSExchangeFastSearch
    • MSExchangeFrontEndTransport
    • MSExchangeHM
    • MSSQL$SQL2008
    • MSExchangeHMRecovery
    • MSExchangeImap4
    • MSExchangeIMAP4BE
    • MSExchangeIS
    • MSExchangeMailboxAssistants
    • MSExchangeMailboxReplication
    • MSExchangeNotificationsBroker
    • MSExchangePop3
    • MSExchangePOP3BE
    • MSExchangeRepl
    • MSExchangeRPC
    • MSExchangeServiceHost
    • MSExchangeSubmission
    • MSExchangeThrottling
    • MSExchangeTransport
    • MSExchangeTransportLogSearch
    • MSExchangeUM
    • MSExchangeUMCR
    • MySQL5_OA
    • HaoZipSvc
    • igfxCUIService2.0.0.0
    • Realtek11nSU
    • xenlite
    • XenSvc
    • Apache2.2
    • Synology Drive VSS Service x64
    • DellDRLogSvc
    • FirebirdGuardianDeafaultInstance
    • JWEM3DBAUTORun
    • JWRinfoClientService
    • JWService
    • Service2
    • RapidRecoveryAgent
    • FirebirdServerDefaultInstance
    • AdobeARMservice
    • VeeamCatalogSvc
    • VeeanBackupSvc
    • VeeamTransportSvc
    • TPlusStdAppService1300
    • TPlusStdTaskService1300
    • TPlusStdUpgradeService1300
    • TPlusStdWebService1300
    • VeeamNFSSvc
    • VeeamDeploySvc
    • VeeamCloudSvc
    • VeeamMountSvc
    • VeeamBrokerSvc
    • VeeamDistributionSvc
    • tmlisten
    • ServiceMid
    • 360EntPGSvc
    • ClickToRunSvc
    • RavTask
    • AngelOfDeath
    • d_safe
    • NFLicenceServer
    • NetVault Process Manager
    • RavService
    • DFServ
    • IngressMgr
    • EvtSys
    • K3ClouManager
    • NFVPrintServer
    • RTCAVMCU
    • CobianBackup10
    • GNWebService
    • Mysoft.SchedulingService
    • AgentX
    • SentinelKeysServer
    • DGPNPSEV
    • TurboCRM70
    • NFSysService
    • U8DispatchService
    • NFOTPService
    • U8EISService
    • U8EncryptService
    • U8GCService
    • U8KeyManagePool
    • U8MPool
    • U8SCMPool
    • U8SLReportService
    • U8TaskService
    • U8WebPool
    • UFAllNet
    • UFReportService
    • UTUService
    • UIODetect
    • VMwareHostd
    • TeamViewer8
    • VMUSBArbService
    • VMAuthdService
    • wanxiao-monitor
    • WebAttendServer
    • mysqltransport
    • VMnetDHCP
    • VMware NAT Service
    • Tomcat8
    • TeamViewer
    • QPCore
    • CASLicenceServer
    • CASWebServer
    • AutoUpdateService
    • Alibaba Security Aegis Detect Service
    • Alibaba Security Aegis Update Service
    • AliyunService
    • CASXMLService
    • AGSService
    • RapService
    • DDNSService
    • iNethinkSQLBackupSvc
    • CASVirtualDiskService
    • CASMsgSrv
    • OracleOraDb10g_homeliSQL*Plus
    • OracleDBConsoleilas
    • MySQL
    • TPlusStdAppService1220
    • TPlusStdTaskService1220
    • TPlusStdUpgradeService1220
    • K3MobileServiceManage
    • FileZilla Server
    • DDVRulesProcessor
    • ImtsEventSvr
    • AutoUpdatePatchService
    • OMAILREPORT
    • Dell Hardware Support
    • SupportAssistAgent
    • K3MMainSuspendService
    • KpService
    • ceng_web_svc_d
    • KugouService
    • pcas
    • U8SendMailAdmin
    • Bonjour Service
    • Apple Mobile Device Service
    • ABBYY.Licensing.FineReader.Professional.12.
  • It connects to the following website to download and execute malicious module in memory:
    • http://{BLOCKED}.{BLOCKED}.44.142/arx-Kbcmvm_Rrkpioky.jpg

  SOLUTION

Minimum scan engine: 9.800
First VSAPI Pattern File: 17.540.05
First VSAPI Pattern Release Date: 02 de maja de 2022
VSAPI OPR PATTERN-VERSION: 17.541.00
VSAPI OPR PATTERN DATE: 03 de maja de 2022

Step 2

Los usuarios de Windows ME y XP, antes de llevar a cabo cualquier exploración, deben comprobar que tienen desactivada la opción Restaurar sistema para permitir la exploración completa del equipo.

Step 3

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 4

Reiniciar en modo seguro

[ learnMore ]

Step 5

Eliminar este valor del Registro

[ learnMore ]

Importante: si modifica el Registro de Windows incorrectamente, podría hacer que el sistema funcione mal de manera irreversible. Lleve a cabo este paso solo si sabe cómo hacerlo o si puede contar con ayuda de su administrador del sistema. De lo contrario, lea este artículo de Microsoft antes de modificar el Registro del equipo.

  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • Qawjvy = %Application Data%\Aabza\Qawjvy.exe

Step 6

Delete this registry key

[ learnMore ]

=Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this only if you know how to or you can seek your system administrator’s help. You may also check out this Microsoft article first before modifying your computer's registry.

  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\avast

Step 7

Buscar y eliminar este archivo

[ learnMore ]
Puede que algunos de los archivos del componente estén ocultos. Asegúrese de que tiene activada la casilla Buscar archivos y carpetas ocultos en la opción Más opciones avanzadas para que el resultado de la búsqueda incluya todos los archivos y carpetas ocultos.
  • %User Temp%\Dwghpjxmueqxokshkill$.bat
  • C:\HOW TO RECOVER !!.TXT
  • {Encrypted Directory}\RECOVERY INFORMATION.txt

Step 8

Buscar y eliminar esta carpeta

[ learnMore ]
Asegúrese de que tiene activada la casilla Buscar archivos y carpetas ocultos en la opción Más opciones avanzadas para que el resultado de la búsqueda incluya todas las carpetas ocultas.
  • %Application Data%\Aabza

Step 9

Reinicie en modo normal y explore el equipo con su producto de Trend Micro para buscar los archivos identificados como Ransom.MSIL.TARGETCOMP.YXCCUTT En caso de que el producto de Trend Micro ya haya limpiado, eliminado o puesto en cuarentena los archivos detectados, no serán necesarios más pasos. Puede optar simplemente por eliminar los archivos en cuarentena. Consulte esta página de Base de conocimientos para obtener más información.

Step 10

Restore this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again.


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