Malware Analysis Report

2025-03-15 08:24

Sample ID 241020-z7w8rasfkq
Target 4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313
SHA256 4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313
Tags
discovery persistence ransomware
score
9/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
9/10

SHA256

4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313

Threat Level: Likely malicious

The file 4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313 was found to be: Likely malicious.

Malicious Activity Summary

discovery persistence ransomware

Renames multiple (316) files with added filename extension

Loads dropped DLL

Executes dropped EXE

Adds Run key to start application

Enumerates connected drives

Drops file in System32 directory

Drops file in Windows directory

Drops file in Program Files directory

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-20 21:22

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-20 21:22

Reported

2024-10-20 21:24

Platform

win10v2004-20241007-en

Max time kernel

145s

Max time network

110s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe"

Signatures

Renames multiple (316) files with added filename extension

ransomware

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\sysx32.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\sys32 = "C:\\Windows\\system32\\sysx32.exe" C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\B: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\G: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\H: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\I: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\M: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\P: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\U: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\J: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\K: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\N: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\R: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\T: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\V: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\X: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\A: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\O: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\Q: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\Y: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\Z: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\E: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\L: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\S: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\W: C:\Windows\SysWOW64\sysx32.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\credwiz.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\diskperf.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\esentutl.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\RdpSa.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\openfiles.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\PasswordOnWakeSettingFlyout.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\rasautou.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\WerFault.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\SearchProtocolHost.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\verclsid.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\chkdsk.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\ftp.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\ieUnatt.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\mfpmp.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\msdt.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\mspaint.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\control.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\wsmprovhost.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\attrib.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\cttunesvr.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\esentutl.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\RdpSa.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\where.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\help.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\SystemPropertiesAdvanced.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\tcmsetup.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\Utilman.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\IME\IMEJP\IMJPUEX.EXE C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\WerFault.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\InstallShield\_isdel.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\CredentialUIBroker.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\prevhost.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\stordiag.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\waitfor.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\isoburn.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\LaunchTM.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\mountvol.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\SpatialAudioLicenseSrv.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\Windows.Media.BackgroundPlayback.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\dccw.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\runas.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\wevtutil.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\InstallShield\setup.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell_ise.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\dpapimig.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\isoburn.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\fontdrvhost.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\perfmon.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\setupugc.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\fontview.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\taskkill.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\Netplwiz.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\perfmon.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\prevhost.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\SpatialAudioLicenseSrv.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\autoconv.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\Dism.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\IME\SHARED\imecfmui.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\SysWOW64\sysx32.exe C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe N/A
File opened for modification C:\Windows\SysWOW64\msra.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\raserver.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\SysWOW64\subst.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Windows Media Player\wmpnscfg.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeComRegisterShellARM64.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files (x86)\Windows Media Player\wmlaunch.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\cookie_exporter.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files (x86)\Windows Media Player\wmpconfig.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Windows Media Player\wmprph.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Java\jre-1.8\bin\javaw.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\wordicon.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Java\jdk-1.8\bin\javah.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\msedge.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Microsoft Office\root\Integration\Integrator.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Java\jdk-1.8\bin\wsimport.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Mozilla Firefox\minidump-analyzer.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Program Files\Java\jre-1.8\bin\ktab.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdate.exe C:\Windows\SysWOW64\sysx32.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-castserver_31bf3856ad364e35_10.0.19041.1_none_7d903181d06247f1\CastSrv.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-security-spp_31bf3856ad364e35_10.0.19041.173_none_f837263e7fdd508f\sppsvc.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_windows-gaming-xbox..e-service-component_31bf3856ad364e35_10.0.19041.789_none_3136b8d712da0334\XblGameSaveTask.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-w..tnet-mua-hostserver_31bf3856ad364e35_10.0.19041.746_none_b93dce693a9c6db9\f\WinRTNetMUAHostServer.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-blb-engine-main_31bf3856ad364e35_10.0.19041.746_none_c1db40c45e8f2d9e\r\wbengine.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-browser-brokers_31bf3856ad364e35_11.0.19041.746_none_581ccf386ba57d51\browser_broker.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-provisioning-platform_31bf3856ad364e35_10.0.19041.844_none_487fcc4fe2c3cfbb\provlaunch.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\Backup\amd64_microsoft-windows-security-lsatrustlet_31bf3856ad364e35_10.0.19041.1288_none_5961108733e967c9_lsaiso.exe_51c00eb7 C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-trustedinstaller_31bf3856ad364e35_10.0.19041.153_none_6ef8a222ac00dbc2\r\TrustedInstaller.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-mediaplayer-autoplay_31bf3856ad364e35_10.0.19041.1266_none_9a152e76298cd801\r\wmlaunch.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-iis-metabase_31bf3856ad364e35_10.0.19041.906_none_1756861d80a1f0f5\inetinfo.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-oobe-machine_31bf3856ad364e35_10.0.19041.1266_none_82441dbab862ff6a\msoobe.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..alcontrols.appxmain_31bf3856ad364e35_10.0.19041.1266_none_1833f07ce0c90b68\WpcUapApp.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-registry-editor_31bf3856ad364e35_10.0.19041.1_none_aa1fc2e87b362d12\regedt32.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-t..es-workspaceruntime_31bf3856ad364e35_10.0.19041.746_none_045e85893c117e35\wksprt.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-quickassist_31bf3856ad364e35_10.0.19041.1266_none_7d1b4a535854fe42\quickassist.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_windowssearchengine_31bf3856ad364e35_7.0.19041.264_none_9627a04e40f9f001\f\SearchProtocolHost.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\amd64_microsoft-windows-p..oler-filterpipeline_31bf3856ad364e35_10.0.19041.264_none_098f3a6c3a48359d\f\printfilterpipelinesvc.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-p..oler-filterpipeline_31bf3856ad364e35_10.0.19041.867_none_099246ae3a45708c\r\printfilterpipelinesvc.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\amd64_microsoft-windows-pktmon-setup_31bf3856ad364e35_10.0.19041.928_none_31fd477afc7b8278\f\PktMon.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\wow64_microsoft-windows-shutdown-event-tracker_31bf3856ad364e35_10.0.19041.1_none_c319cf869bb64064\shutdown.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-u..onwakesettingflyout_31bf3856ad364e35_10.0.19041.1_none_6c93021db54246b0\PasswordOnWakeSettingFlyout.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-u..onwakesettingflyout_31bf3856ad364e35_10.0.19041.746_none_949b3f6674b404fa\r\PasswordOnWakeSettingFlyout.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-a..roblemstepsrecorder_31bf3856ad364e35_10.0.19041.746_none_b8eadbf8a9c907b3\f\psr.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-ldifde_31bf3856ad364e35_10.0.19041.1_none_d6d84e47a8300235\ldifde.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\amd64_microsoft-windows-p..rnetprinting-client_31bf3856ad364e35_10.0.19041.1288_none_ff9a0c377d92f65b\wpnpinst.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\amd64_microsoft-windows-security-spp-ux-dlg_31bf3856ad364e35_10.0.19041.746_none_7c508e4438cec899\f\phoneactivate.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\wow64_microsoft-windows-mapi_31bf3856ad364e35_10.0.19041.423_none_93adcfb5ace23a89\f\fixmapi.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\wow64_microsoft-windows-synchost_31bf3856ad364e35_10.0.19041.746_none_51cf02378fc26da3\f\SyncHost.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\amd64_microsoft-windows-iis-sharedlibraries_31bf3856ad364e35_10.0.19041.906_none_ef0e010d1381269b\r\aspnetca.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\amd64_microsoft-windows-p..ncetoolscommandline_31bf3856ad364e35_10.0.19041.546_none_3f1cc1d15da468cf\f\typeperf.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\amd64_microsoft-windows-s..nt-enrollmenthelper_31bf3856ad364e35_10.0.19041.746_none_18c3ddf7dbfedda0\f\PinEnrollmentBroker.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\amd64_microsoft-windows-sctasks_31bf3856ad364e35_10.0.19041.1_none_4030851754b3e0fb\schtasks.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-wmi-core_31bf3856ad364e35_10.0.19041.1_none_6f451098bef6266e\mofcomp.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_openssh-common-components-onecore_31bf3856ad364e35_10.0.19041.964_none_9a882af90ea09cc3\ssh-add.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\x86_msbuild_b03f5f7f11d50a3a_3.5.19041.1_none_268817e3e30b41fb\MSBuild.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\amd64_microsoft-windows-filehistory-ui_31bf3856ad364e35_10.0.19041.746_none_2c2bcd67e9d4665c\FileHistory.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-s..nsemanager-shellext_31bf3856ad364e35_10.0.19041.1_none_683b3c51d469e51b\LicenseManagerShellext.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-t..lishing-wmiprovider_31bf3856ad364e35_10.0.19041.1151_none_aa086da848b2c07b\f\rdpsign.exe C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\wow64_microsoft-windows-errorreportingfaults_31bf3856ad364e35_10.0.19041.264_none_583d67d6d00b6b6a\f\WerFault.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-mediaplayer-autoplay_31bf3856ad364e35_10.0.19041.1266_none_9a152e76298cd801\f\wmlaunch.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\wow64_microsoft-windows-autofmt_31bf3856ad364e35_10.0.19041.1266_none_650ebab5a8c02ffc\r\autofmt.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-regsvr32_31bf3856ad364e35_10.0.19041.1_none_389cd5270341e0a8\regsvr32.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-hyper-v-drivers-hypervisor_31bf3856ad364e35_10.0.19041.264_none_0e32f443c4669fed\hvax64.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-aarsvc_31bf3856ad364e35_10.0.19041.1266_none_d7b5820f5a89765b\agentactivationruntimestarter.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-mapi-mmga_31bf3856ad364e35_10.0.19041.746_none_b4441130315b5f1f\r\mmgaserver.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\Temp\PendingDeletes\aa9a364536e5d701869a00001815341f.inetinfo.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-eventcollector_31bf3856ad364e35_10.0.19041.662_none_e341f52007f6d1a8\f\wecutil.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-mediaplayer-logagent_31bf3856ad364e35_10.0.19041.746_none_d38e81565538dedf\logagent.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\wow64_microsoft-windows-onedrive-setup_31bf3856ad364e35_10.0.19041.1_none_e585f901f9ce93e6\OneDriveSetup.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-u..snotificationbroker_31bf3856ad364e35_10.0.19041.1266_none_d92abf553d8a282c\r\MusNotification.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-upnpdevicehost_31bf3856ad364e35_10.0.19041.867_none_9fcce199936290f4\upnpcont.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\Backup\amd64_windows-defender-service_31bf3856ad364e35_10.0.19041.746_none_a39f6d9ab59bd8b7_msmpeng.exe_2f1c6923 C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-cloudnotifications_31bf3856ad364e35_10.0.19041.746_none_7a559100246cff2b\CloudNotifications.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\wow64_microsoft-windows-convert_31bf3856ad364e35_10.0.19041.1266_none_1befc89391e44c23\autoconv.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-e..ortingcompatibility_31bf3856ad364e35_10.0.19041.1081_none_7dd23580df04442f\r\DWWIN.EXE.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\wow64_microsoft-windows-ime-eashared-ccshared_31bf3856ad364e35_10.0.19041.1_none_965fbcbe4df0916b\IMCCPHR.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\Microsoft.NET\Framework\v2.0.50727\jsc.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-d..d-searchintegration_31bf3856ad364e35_10.0.19041.746_none_63b0fc68ee30f2cb\IMESEARCH.EXE.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-e..-mdmdiagnosticstool_31bf3856ad364e35_10.0.19041.1023_none_d3d892f3280079d7\r\MdmDiagnosticsTool.exe C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Windows\WinSxS\amd64_microsoft-windows-office-csp_31bf3856ad364e35_10.0.19041.844_none_9b62a70f9278f2cd\r\ofdeploy.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File created C:\Windows\WinSxS\amd64_microsoft-windows-sxs_31bf3856ad364e35_10.0.19041.746_none_8c45e6e8b672ffff\f\sxstrace.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\sysx32.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe

"C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe"

C:\Windows\SysWOW64\sysx32.exe

C:\Windows\system32\sysx32.exe /scan

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 102.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 103.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/3520-0-0x0000000000400000-0x0000000000411000-memory.dmp

C:\Windows\SysWOW64\sysx32.exe

MD5 bc7aaa1e69720405a830c51715f9e4fe
SHA1 615356d511c9461aa1fa5e4bab69042c90dc15bc
SHA256 4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313
SHA512 adc52e3672436ddf9e3ba65f06552b83e30ec9a2a8f6aa112dc3a55bd27810ec6c427a4bd33069221b4d1d07a59dd55d960f9ed816dc7148cfdc9ef18a3630a9

C:\Program Files\7-Zip\7z.exe

MD5 0bc477bd9741e5d4b45ebfd3f5582910
SHA1 47dc2c1c411e885e378f234f24eb0a8857c3d7d1
SHA256 6e2cbf75478b1b7b8cd60139f51c247be4c94cd6b1836abeae3d381a445f1b40
SHA512 16330e9a8c39e5ba631498167cee70b0b0528ba54fd5b311a9b519f7e49f6c855a14bf40da4353a82acdbda937d0a89a42bb83cc489a5b8d313d2e8a2bca74dc

memory/3520-9-0x0000000000400000-0x0000000000411000-memory.dmp

memory/3492-1078-0x0000000000400000-0x0000000000411000-memory.dmp

memory/3492-1081-0x0000000000400000-0x0000000000411000-memory.dmp

memory/3492-2685-0x0000000000400000-0x0000000000411000-memory.dmp

memory/3492-2686-0x0000000000400000-0x0000000000411000-memory.dmp

memory/3492-2687-0x0000000000400000-0x0000000000411000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-20 21:22

Reported

2024-10-20 21:24

Platform

win7-20240903-en

Max time kernel

141s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\sysx32.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\sys32 = "C:\\Windows\\system32\\sysx32.exe" C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\A: C:\Windows\SysWOW64\sysx32.exe N/A
File opened (read-only) \??\B: C:\Windows\SysWOW64\sysx32.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\sysx32.exe C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe N/A
File opened for modification C:\Windows\SysWOW64\sysx32.exe C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe N/A
File created C:\Windows\SysWOW64\sysx32.exe C:\Windows\SysWOW64\sysx32.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\7-Zip\7z.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A
File opened for modification C:\Program Files\7-Zip\7z.exe.tmp C:\Windows\SysWOW64\sysx32.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe

"C:\Users\Admin\AppData\Local\Temp\4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313.exe"

C:\Windows\SysWOW64\sysx32.exe

C:\Windows\system32\sysx32.exe /scan

Network

N/A

Files

memory/1716-0-0x0000000000400000-0x0000000000411000-memory.dmp

\Windows\SysWOW64\sysx32.exe

MD5 bc7aaa1e69720405a830c51715f9e4fe
SHA1 615356d511c9461aa1fa5e4bab69042c90dc15bc
SHA256 4471c341174bd768b61c24e9f317a4b0c9db0dae0c059d8457b15511022d8313
SHA512 adc52e3672436ddf9e3ba65f06552b83e30ec9a2a8f6aa112dc3a55bd27810ec6c427a4bd33069221b4d1d07a59dd55d960f9ed816dc7148cfdc9ef18a3630a9

memory/1716-4-0x00000000002A0000-0x00000000002B1000-memory.dmp

memory/1716-11-0x00000000002A0000-0x00000000002B1000-memory.dmp

memory/1716-15-0x0000000000400000-0x0000000000411000-memory.dmp

memory/2592-17-0x0000000000400000-0x0000000000411000-memory.dmp