Analysis
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max time kernel
133s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
05/11/2024, 22:50
Static task
static1
Behavioral task
behavioral1
Sample
5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe
Resource
win10v2004-20241007-en
General
-
Target
5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe
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Size
3.5MB
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MD5
85c8afc09052a2fef24837d714678b60
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SHA1
a8f08db718a77cb2cd18a1ce417b8a146b3c046e
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SHA256
5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773
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SHA512
5310d39be2fb51bf4e27d23e4d9658367052ad64b1072aacac3338837f2e6c4f8a736238e443c29e9f264ee39041f2e1b5c1de78d2405cd254d11c6e7d38eada
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SSDEEP
49152:95d4Opr7wspHYHpLKkLJU9nU2foKhA4vSWidGHp+NDGQUzbpDOfjxAkrL:n6sp2LK3BDhtvS0Hpe4zbpaAKL
Malware Config
Signatures
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Renames multiple (316) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Executes dropped EXE 2 IoCs
pid Process 4472 sysx32.exe 3936 _5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\sys32 = "C:\\Windows\\system32\\sysx32.exe" 5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\L: sysx32.exe File opened (read-only) \??\N: sysx32.exe File opened (read-only) \??\Q: sysx32.exe File opened (read-only) \??\R: sysx32.exe File opened (read-only) \??\A: sysx32.exe File opened (read-only) \??\E: sysx32.exe File opened (read-only) \??\H: sysx32.exe File opened (read-only) \??\K: sysx32.exe File opened (read-only) \??\S: sysx32.exe File opened (read-only) \??\T: sysx32.exe File opened (read-only) \??\W: sysx32.exe File opened (read-only) \??\B: sysx32.exe File opened (read-only) \??\U: sysx32.exe File opened (read-only) \??\V: sysx32.exe File opened (read-only) \??\Z: sysx32.exe File opened (read-only) \??\P: sysx32.exe File opened (read-only) \??\X: sysx32.exe File opened (read-only) \??\O: sysx32.exe File opened (read-only) \??\Y: sysx32.exe File opened (read-only) \??\G: sysx32.exe File opened (read-only) \??\I: sysx32.exe File opened (read-only) \??\J: sysx32.exe File opened (read-only) \??\M: sysx32.exe -
Drops file in System32 directory 64 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\ddodiag.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\fsutil.exe.tmp sysx32.exe File created C:\Windows\SysWOW64\getmac.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\rrinstaller.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\OpenWith.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\taskkill.exe.tmp sysx32.exe File created C:\Windows\SysWOW64\UserAccountBroker.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\backgroundTaskHost.exe.tmp sysx32.exe File created C:\Windows\SysWOW64\extrac32.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\regsvr32.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\sort.exe sysx32.exe File created C:\Windows\SysWOW64\certutil.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\cmdkey.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\isoburn.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\getmac.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\label.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\mobsync.exe sysx32.exe File created C:\Windows\SysWOW64\notepad.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\poqexec.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\Utilman.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\IME\SHARED\IMESEARCH.EXE.tmp sysx32.exe File created C:\Windows\SysWOW64\BackgroundTransferHost.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\dpapimig.exe.tmp sysx32.exe File created C:\Windows\SysWOW64\MRINFO.EXE.tmp sysx32.exe File created C:\Windows\SysWOW64\unlodctr.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\Com\comrepl.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\IME\IMEJP\imjpuexc.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\fsutil.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\isoburn.exe sysx32.exe File created C:\Windows\SysWOW64\schtasks.exe.tmp sysx32.exe File created C:\Windows\SysWOW64\takeown.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\credwiz.exe sysx32.exe File created C:\Windows\SysWOW64\charmap.exe.tmp sysx32.exe File created C:\Windows\SysWOW64\rasdial.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\RdpSa.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\SystemPropertiesComputerName.exe sysx32.exe File created C:\Windows\SysWOW64\IME\IMEJP\IMJPSET.EXE.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\eudcedit.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\pcaui.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\SystemPropertiesAdvanced.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\forfiles.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\Netplwiz.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\newdev.exe sysx32.exe File created C:\Windows\SysWOW64\nslookup.exe.tmp sysx32.exe File created C:\Windows\SysWOW64\rrinstaller.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\wscadminui.exe.tmp sysx32.exe File created C:\Windows\SysWOW64\comp.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\DpiScaling.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\mshta.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\RMActivate_ssp_isv.exe sysx32.exe File created C:\Windows\SysWOW64\dvdplay.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\OneDriveSetup.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\print.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\shrpubw.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\SystemUWPLauncher.exe sysx32.exe File created C:\Windows\SysWOW64\tcmsetup.exe.tmp sysx32.exe File created C:\Windows\SysWOW64\hh.exe.tmp sysx32.exe File created C:\Windows\SysWOW64\logman.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\verifiergui.exe sysx32.exe File created C:\Windows\SysWOW64\cttunesvr.exe.tmp sysx32.exe File opened for modification C:\Windows\SysWOW64\Fondue.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\sethc.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\wiaacmgr.exe sysx32.exe File opened for modification C:\Windows\SysWOW64\at.exe sysx32.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe.tmp sysx32.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe sysx32.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe.tmp sysx32.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe sysx32.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe.tmp sysx32.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\msedgewebview2.exe sysx32.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe.tmp sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe sysx32.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe.tmp sysx32.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe.tmp sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe.tmp sysx32.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe.tmp sysx32.exe File created C:\Program Files\Java\jdk-1.8\bin\keytool.exe.tmp sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe.tmp sysx32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe.tmp sysx32.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateOnDemand.exe sysx32.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdate.exe.tmp sysx32.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe sysx32.exe File created C:\Program Files\Internet Explorer\iexplore.exe.tmp sysx32.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE.tmp sysx32.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe sysx32.exe File created C:\Program Files\Java\jdk-1.8\bin\rmic.exe.tmp sysx32.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe.tmp sysx32.exe File created C:\Program Files\Mozilla Firefox\private_browsing.exe.tmp sysx32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe.tmp sysx32.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe.tmp sysx32.exe File created C:\Program Files\Internet Explorer\ielowutil.exe.tmp sysx32.exe File created C:\Program Files\Java\jdk-1.8\bin\javaws.exe.tmp sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe.tmp sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE.tmp sysx32.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\cookie_exporter.exe.tmp sysx32.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdate.exe.tmp sysx32.exe File created C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe.tmp sysx32.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe.tmp sysx32.exe File created C:\Program Files\Mozilla Firefox\maintenanceservice.exe.tmp sysx32.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe.tmp sysx32.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateOnDemand.exe.tmp sysx32.exe File created C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe.tmp sysx32.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE.tmp sysx32.exe File created C:\Program Files\Java\jdk-1.8\bin\rmid.exe.tmp sysx32.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe.tmp sysx32.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE.tmp sysx32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe sysx32.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\notification_helper.exe sysx32.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe.tmp sysx32.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe sysx32.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe sysx32.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe.tmp sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE.tmp sysx32.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\chrmstp.exe sysx32.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe sysx32.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe.tmp sysx32.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe sysx32.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe.tmp sysx32.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe.tmp sysx32.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe.tmp sysx32.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe sysx32.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe sysx32.exe -
Drops file in Windows directory 64 IoCs
description ioc Process File created C:\Windows\Microsoft.NET\Framework\v4.0.30319\SMSvcHost.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-mdmappinstaller_31bf3856ad364e35_10.0.19041.153_none_7799fc2afae9a500\r\MDMAppInstaller.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-userexperience-desktop_31bf3856ad364e35_10.0.19041.173_none_6486f23c2831aaf3\r\ScreenClipping\ScreenClippingHost.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_multimedia-rrinstaller_31bf3856ad364e35_10.0.19041.746_none_f0e6f722ec2403d4\f\rrinstaller.exe sysx32.exe File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-cttunesvr_31bf3856ad364e35_10.0.19041.1_none_b0408f19f2167d80\cttunesvr.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-international-unattend_31bf3856ad364e35_10.0.19041.1_none_805f7a2ac157fb08\MuiUnattend.exe.tmp sysx32.exe File created C:\Windows\WinSxS\wow64_microsoft-windows-scripting_31bf3856ad364e35_10.0.19041.1237_none_c77fb947e9eed73b\r\wscript.exe.tmp sysx32.exe File created C:\Windows\WinSxS\amd64_microsoft-windows-i..switch-toasthandler_31bf3856ad364e35_10.0.19041.1_none_8089599dd595a93d\InputSwitchToastHandler.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..switch-toasthandler_31bf3856ad364e35_10.0.19041.746_none_a89196e695076787\InputSwitchToastHandler.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-i..switch-toasthandler_31bf3856ad364e35_10.0.19041.746_none_a89196e695076787\f\InputSwitchToastHandler.exe sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-mspaint_31bf3856ad364e35_10.0.19041.746_none_6c16d1714d60fddf\r\mspaint.exe sysx32.exe File created C:\Windows\WinSxS\amd64_microsoft-windows-winver_31bf3856ad364e35_10.0.19041.1_none_6c428bc03bd6600a\winver.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\msil_presentationfontcache_31bf3856ad364e35_10.0.19041.1_none_679d42cd97347ace\PresentationFontCache.exe sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-s..estartup-change-pin_31bf3856ad364e35_10.0.19041.1237_none_665f7346099d6350\r\bdechangepin.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-sharedaccess_31bf3856ad364e35_10.0.19041.207_none_e2f2dfeea7fa44fc\r\icsunattend.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-wmi-core_31bf3856ad364e35_10.0.19041.1081_none_2e31e8eed4b770c3\r\WmiApSrv.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-edp-notify_31bf3856ad364e35_10.0.19041.1_none_e112f07513949221\edpnotify.exe sysx32.exe File created C:\Windows\WinSxS\amd64_microsoft-windows-audio-audiocore_31bf3856ad364e35_10.0.19041.1266_none_eb6597ac99d11603\r\audiodg.exe.tmp sysx32.exe File created C:\Windows\WinSxS\amd64_microsoft-windows-convert_31bf3856ad364e35_10.0.19041.1266_none_119b1e415d838a28\convert.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-lxss-wslhost_31bf3856ad364e35_10.0.19041.117_none_9be21f0ef860b570\r\wslhost.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-autofmt_31bf3856ad364e35_10.0.19041.1_none_a639f4b392ec604e\autofmt.exe sysx32.exe File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-diskpart_31bf3856ad364e35_10.0.19041.964_none_510ebdd9292eed06\diskpart.exe.tmp sysx32.exe File created C:\Windows\WinSxS\wow64_microsoft-windows-net1-command-line-tool_31bf3856ad364e35_10.0.19041.844_none_6f27e9e1e7c4fb87\net1.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-remoteassistance-exe_31bf3856ad364e35_10.0.19041.1110_none_ac2441dbb712f006\r\sdchange.exe sysx32.exe File created C:\Windows\WinSxS\amd64_microsoft-windows-wmi-core_31bf3856ad364e35_10.0.19041.1081_none_2e31e8eed4b770c3\f\unsecapp.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_openssh-common-components-onecore_31bf3856ad364e35_10.0.19041.964_none_9a882af90ea09cc3\f\scp.exe.tmp sysx32.exe File created C:\Windows\WinSxS\wow64_microsoft-windows-audio-audiocore_31bf3856ad364e35_10.0.19041.1_none_36e57bfcb85e0850\SpatialAudioLicenseSrv.exe.tmp sysx32.exe File created C:\Windows\WinSxS\wow64_microsoft-windows-wordpad_31bf3856ad364e35_10.0.19041.1_none_ee00310940a3cd37\wordpad.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-audio-audiocore_31bf3856ad364e35_10.0.19041.1266_none_eb6597ac99d11603\audiodg.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-c..alenrollmentmanager_31bf3856ad364e35_10.0.19041.264_none_839983ebef167c68\r\CredentialEnrollmentManager.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-lua_31bf3856ad364e35_10.0.19041.746_none_8443a7febb9ab03d\r\consent.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-netbt_31bf3856ad364e35_10.0.19041.572_none_3e399e76562f6053\r\netbtugc.exe sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-x..rtificateenrollment_31bf3856ad364e35_10.0.19041.1_none_a987c4762e046692\CertEnrollCtrl.exe sysx32.exe File created C:\Windows\WinSxS\amd64_multipoint-wmssessionagent_31bf3856ad364e35_10.0.19041.746_none_7f157730d01dcdae\WmsSessionAgent.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-d..omerfeedbackmanager_31bf3856ad364e35_10.0.19041.1_none_9c79736d61efaf52\imecfmui.exe sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_windows-senseclient-service_31bf3856ad364e35_10.0.19041.1288_none_1cec63974464878f\SenseSC.exe sysx32.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v2.0.50727\ilasm.exe sysx32.exe File created C:\Windows\WinSxS\amd64_microsoft-windows-d..ommandline-dsdbutil_31bf3856ad364e35_10.0.19041.844_none_1d907c422e447b14\dsdbutil.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..ting-tools-printbrm_31bf3856ad364e35_10.0.19041.1_none_37ab35f7e4b21a45\PrintBrm.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-registry-editor_31bf3856ad364e35_10.0.19041.746_none_d22800313aa7eb5c\regedit.exe sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-s..artcard-tpm-manager_31bf3856ad364e35_10.0.19041.746_none_790f12933fbf7e0d\r\rmttpmvscmgrsvr.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-security-spp-ux-dlg_31bf3856ad364e35_10.0.19041.746_none_7c508e4438cec899\phoneactivate.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-starttiledata_31bf3856ad364e35_10.0.19041.1202_none_05856bbd8f935e6b\r\DataStoreCacheDumpTool.exe.tmp sysx32.exe File created C:\Windows\WinSxS\wow64_microsoft-windows-i..switch-toasthandler_31bf3856ad364e35_10.0.19041.746_none_b2e64138c9682982\r\InputSwitchToastHandler.exe.tmp sysx32.exe File opened for modification C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe.tmp sysx32.exe File created C:\Windows\WinSxS\amd64_microsoft-windows-a..perience-ait-static_31bf3856ad364e35_10.0.19041.1202_none_a5a4c3f2637b55fa\aitstatic.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-d..ing-management-core_31bf3856ad364e35_10.0.19041.1_none_e1253388ca1ca1af\DismHost.exe sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-msinfo32-exe_31bf3856ad364e35_10.0.19041.1110_none_20a89186aedb6af7\msinfo32.exe.tmp sysx32.exe File created C:\Windows\WinSxS\amd64_microsoft-windows-waitfor_31bf3856ad364e35_10.0.19041.1_none_6c56c3651a911f63\waitfor.exe.tmp sysx32.exe File created C:\Windows\WinSxS\amd64_microsoft-windows-where_31bf3856ad364e35_10.0.19041.1_none_13c446a37d881982\where.exe.tmp sysx32.exe File opened for modification C:\Windows\Speech\Common\sapisvr.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-d..mnotificationbroker_31bf3856ad364e35_10.0.19041.746_none_a5ade2e84580e250\DmNotificationBroker.exe sysx32.exe File created C:\Windows\WinSxS\amd64_microsoft-windows-mediaplayer-core_31bf3856ad364e35_10.0.19041.1266_none_802f96a5044b0fbe\f\wmplayer.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..installerandprintui_31bf3856ad364e35_10.0.19041.264_none_b435e08254cda322\printui.exe.tmp sysx32.exe File created C:\Windows\WinSxS\wow64_microsoft-windows-d..omerfeedbackmanager_31bf3856ad364e35_10.0.19041.844_none_c47fb20821633815\imecfmui.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-i..etexplorer-optional_31bf3856ad364e35_11.0.19041.1202_none_5b834788c0d17953\iexplore.exe.tmp sysx32.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe sysx32.exe File opened for modification C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInUtil.exe sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-a..atibility-assistant_31bf3856ad364e35_10.0.19041.1266_none_a88c5999d8585853\r\pcalua.exe sysx32.exe File created C:\Windows\WinSxS\amd64_microsoft-windows-d..omerfeedbackmanager_31bf3856ad364e35_10.0.19041.844_none_ba2b07b5ed02761a\r\imecfmui.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-security-browsercore_31bf3856ad364e35_10.0.19041.1151_none_cf9de3ecb3a8f61c\BrowserCore.exe sysx32.exe File created C:\Windows\WinSxS\amd64_microsoft-windows-systemrestore-main_31bf3856ad364e35_10.0.19041.84_none_3e82ed1fe15c67db\f\rstrui.exe.tmp sysx32.exe File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-wmi-core_31bf3856ad364e35_10.0.19041.1081_none_2e31e8eed4b770c3\f\WMIADAP.exe sysx32.exe File created C:\Windows\SystemApps\Microsoft.AsyncTextService_8wekyb3d8bbwe\Microsoft.AsyncTextService.exe.tmp sysx32.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sysx32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language _5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1708 wrote to memory of 4472 1708 5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe 84 PID 1708 wrote to memory of 4472 1708 5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe 84 PID 1708 wrote to memory of 4472 1708 5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe 84 PID 1708 wrote to memory of 3936 1708 5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe 85 PID 1708 wrote to memory of 3936 1708 5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe 85 PID 1708 wrote to memory of 3936 1708 5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe"C:\Users\Admin\AppData\Local\Temp\5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1708 -
C:\Windows\SysWOW64\sysx32.exeC:\Windows\system32\sysx32.exe /scan2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4472
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C:\Users\Admin\AppData\Local\Temp\_5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exeC:\Users\Admin\AppData\Local\Temp\_5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3936
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.5MB
MD5372a27441a756e6536aa6d27d35b8ed0
SHA1e158035617302c09bf659906c3f3cfb85eb68bab
SHA256b9fdc437ba6b03e27fe1603a0e580566eb0547e3cf140258a523bf505e9cc143
SHA512286ee6e207ee1f22d90041c9b98b79fbe2911dbfc15f3fa716fb6f851bd51e74b2daf6e2ebfe2b23945ad87ab47503f9114112c64ce5d35a3dd42cc65cf7eac1
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C:\Users\Admin\AppData\Local\Temp\_5c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773.exe
Filesize3.5MB
MD55d40d7aceab933668d2da3bd20cac1e4
SHA194b7d4f05caee8130d40bd8a65fcd3095a26cbd3
SHA256af75b2c2b654c02871a6ff88205701a3a81acecdc0faae58ee5ed8400b04c1f4
SHA5120eb2618005996a3076a0b0ce16c8c133431a10270c2e6e9c7994742bca0e36532f46b0b75bd9ac2a7f033858d98cd8592bdf91dc6d135a1946c743af1fa68d2c
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Filesize
3.5MB
MD585c8afc09052a2fef24837d714678b60
SHA1a8f08db718a77cb2cd18a1ce417b8a146b3c046e
SHA2565c63ccf3b00ec3420ad6361272ed1ff6732708ae659de5b919678756fdfea773
SHA5125310d39be2fb51bf4e27d23e4d9658367052ad64b1072aacac3338837f2e6c4f8a736238e443c29e9f264ee39041f2e1b5c1de78d2405cd254d11c6e7d38eada