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Analysis
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max time kernel
83s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
15/07/2024, 10:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c0e92df492e400ed3de4cc7da3bde1f0N.dll
Resource
win7-20240705-en
windows7-x64
2 signatures
120 seconds
General
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Target
c0e92df492e400ed3de4cc7da3bde1f0N.dll
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Size
321KB
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MD5
c0e92df492e400ed3de4cc7da3bde1f0
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SHA1
32a2e10cff7fcb3f0e618713aec18acdc01b2253
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SHA256
8afff4c5affd8c2d91ce4b7630bd72898b6471dac37e35c6c3c1f0e43532749e
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SHA512
0ac08ad3a0ae191c573bc8341158c595bebc23d97b642af34e6fccbea560a263d3ac0712a3b1e0ace1c009e78163069322a9b7e7af97b3aee5263080dc432acd
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SSDEEP
6144:cRV2GBSGoOB/93Vihd24UNXJBo2N44vCl5g0YBSA+8+2ljWJ0tG1ZC9:cRdSoIks4ClFYv+Aje+
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4980 C40B.tmp -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops file in System32 directory 58 IoCs
description ioc Process File created C:\Windows\SysWOW64\hh.exe C40B.tmp File created C:\Windows\SysWOW64\ivfsrc.ax C40B.tmp File created C:\Windows\SysWOW64\mfc40.dll C40B.tmp File created C:\Windows\SysWOW64\sqlunirl.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\atl110.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\concrt140.dll C40B.tmp File created C:\Windows\SysWOW64\ir50_32original.dll C40B.tmp File created C:\Windows\SysWOW64\mswstr10.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\vcomp140.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\mfc100.dll C40B.tmp File created C:\Windows\SysWOW64\msrd3x40.dll C40B.tmp File created C:\Windows\SysWOW64\msvbvm60.dll C40B.tmp File created C:\Windows\SysWOW64\OneDriveSetup.exe C40B.tmp File opened for modification C:\Windows\SysWOW64\mfc100u.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\mfc110u.dll C40B.tmp File created C:\Windows\SysWOW64\olecli32.dll C40B.tmp File created C:\Windows\SysWOW64\FXSXP32.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\opencl.dll C40B.tmp File created C:\Windows\SysWOW64\msjtes40.dll C40B.tmp File created C:\Windows\SysWOW64\odbcjt32.dll C40B.tmp File created C:\Windows\SysWOW64\sqlwoa.dll C40B.tmp File created C:\Windows\SysWOW64\acwow64.dll C40B.tmp File created C:\Windows\SysWOW64\ir41_32original.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\mfc120.dll C40B.tmp File created C:\Windows\SysWOW64\d3dxof.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\mfc120u.dll C40B.tmp File created C:\Windows\SysWOW64\InstallShield\setup.exe C40B.tmp File created C:\Windows\SysWOW64\crtdll.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\msvcr110.dll C40B.tmp File created C:\Windows\SysWOW64\rdvgogl32.dll C40B.tmp File created C:\Windows\SysWOW64\InstallShield\_isdel.exe C40B.tmp File created C:\Windows\SysWOW64\d3dim.dll C40B.tmp File created C:\Windows\SysWOW64\gnsdk_fp.dll C40B.tmp File created C:\Windows\SysWOW64\mfc40u.dll C40B.tmp File created C:\Windows\SysWOW64\msorcl32.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\PrintConfig.dll C40B.tmp File created C:\Windows\System32\DriverStore\FileRepository\ntprint.inf_x86_c62e9f8067f98247\I386\PS5UI.DLL C40B.tmp File created C:\Windows\SysWOW64\iac25_32.ax C40B.tmp File created C:\Windows\SysWOW64\mspbde40.dll C40B.tmp File created C:\Windows\SysWOW64\olesvr32.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\vccorlib120.dll C40B.tmp File created C:\Windows\SysWOW64\d3d8.dll C40B.tmp File created C:\Windows\SysWOW64\expsrv.dll C40B.tmp File created C:\Windows\SysWOW64\msrepl40.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\mfc110.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\mfc140.dll C40B.tmp File created C:\Windows\SysWOW64\msxbde40.dll C40B.tmp File created C:\Windows\SysWOW64\msexch40.dll C40B.tmp File created C:\Windows\System32\DriverStore\FileRepository\ntprint.inf_x86_c62e9f8067f98247\I386\PSCRIPT5.DLL C40B.tmp File created C:\Windows\System32\DriverStore\FileRepository\prnms003.inf_x86_360f6f3a7c4b3433\I386\PrintConfig.dll C40B.tmp File created C:\Windows\SysWOW64\AppVEntSubsystems32.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\atl100.dll C40B.tmp File created C:\Windows\SysWOW64\ir32_32original.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\msvcr120.dll C40B.tmp File created C:\Windows\SysWOW64\msvcrt20.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\mfc140u.dll C40B.tmp File created C:\Windows\SysWOW64\msjet40.dll C40B.tmp File opened for modification C:\Windows\SysWOW64\msvcr100.dll C40B.tmp -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOSB.DLL C40B.tmp File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateCore.exe C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\JitV.dll C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHEV.DLL C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\NAME.DLL C40B.tmp File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\Mso98win32client.dll C40B.tmp File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia.api C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\SendMail.api C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\ONNXRuntime-0.5.X.dll C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\OCHelper.dll C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libcef.dll C40B.tmp File created C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroPDF.dll C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\MSO.DLL C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\MSOXMLMF.DLL C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\EQUATION\concrt140.dll C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\sqlite.dll C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MeetingJoinAxOC.dll C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\ReadOutLoud.api C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\msolap.dll C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\SystemX86\mfc140u.dll C40B.tmp File created C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroPDFImpl.dll C40B.tmp File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe C40B.tmp File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\adal.dll C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\SystemX86\mfc140.dll C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\d3dcompiler_47.dll C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AIR\nppdf32.dll C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\nppdf32.dll C40B.tmp File opened for modification C:\Program Files\7-Zip\7z.sfx C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\mfc140u.dll C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\msvcr120.dll C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AGM.dll C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia\MPP\Flash.mpp C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia\MPP\MCIMPP.mpp C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\ONBttnIELinkedNotes.dll C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\OWSSUPP.DLL C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\PPSLAX.DLL C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\MSVCR110.DLL C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\Mso30win32client.dll C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\msvcr120.dll C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\Web Server Extensions\16\BIN\FPWEC.DLL C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\STSCOPY.DLL C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\cryptocme.dll C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\logsession.dll C40B.tmp File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\EBWebView\x86\EmbeddedBrowserWebView.dll C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\IEAWSDC.DLL C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins3d\drvDX9.x3d C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\Mso20win32client.dll C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\SaveAsRTF.api C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\NAMEEXT.DLL C40B.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\ONBttnIE.dll C40B.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ScCore.dll C40B.tmp File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe C40B.tmp File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOLoader.dll C40B.tmp -
Drops file in Windows directory 62 IoCs
description ioc Process File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\Annots.api C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\EScript.api C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\MCIMPP.mpp C40B.tmp File created C:\Windows\Microsoft.NET\assembly\GAC_32\Microsoft.VisualBasic.Activities.Compiler\v4.0_10.0.0.0__b03f5f7f11d50a3a\Microsoft.VisualBasic.Activities.Compiler.dll C40B.tmp File created C:\Windows\Microsoft.NET\assembly\GAC_32\System.Data.OracleClient\v4.0_4.0.0.0__b77a5c561934e089\System.Data.OracleClient.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroForm.api__NON_OPT C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\ReadOutLoud.api C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\WindowsMedia.mpp C40B.tmp File created C:\Windows\Installer\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\XDPFile_8.ico C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\PPKLite.api C40B.tmp File created C:\Windows\Microsoft.NET\assembly\GAC_32\napcrypt\v4.0_10.0.0.0__31bf3856ad364e35\NAPCRYPT.DLL C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrocef.exe.15EE1C08_ED51_465D_B6F3_FB152B1CC435 C40B.tmp File created C:\Windows\assembly\GAC_32\System.Data.OracleClient\2.0.0.0__b77a5c561934e089\System.Data.OracleClient.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adoberfp.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\drvSOFT.x3d C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe C40B.tmp File created C:\Windows\Installer\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\APIFile_8.ico C40B.tmp File created C:\Windows\assembly\GAC_32\PresentationCore\3.0.0.0__31bf3856ad364e35\wpfgfx_v0300.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\nppdf32.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\F_CENTRAL_msvcr120_x86.194841A2_D0F2_3B96_9F71_05BA91BEA0FA C40B.tmp File created C:\Windows\Installer\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\XFDFFile_8.ico C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroPDF.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\1D5E3C0FEDA1E123187686FED06E995A\10.0.40219\F_CENTRAL_msvcr100_x86 C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\Ace.dll_NON_OPT C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adobearmhelper.exe.BDCA7721_F290_4124_BBED_7A15FE7694EB C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\SendMail.api C40B.tmp File created C:\Windows\assembly\GAC_32\System.Data\2.0.0.0__b77a5c561934e089\System.Data.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32.exe C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\Multimedia.api_NON_OPT C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\nppdf32.dll_Apollo C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\1D5E3C0FEDA1E123187686FED06E995A\10.0.40219\F_CENTRAL_atl100_x86 C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroPDFImpl.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adobearm.exe.BDCA7721_F290_4124_BBED_7A15FE7694EB C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\F_CENTRAL_vccorlib120_x86.194841A2_D0F2_3B96_9F71_05BA91BEA0FA C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\SaveAsRTF.api_NON_OPT C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\1D5E3C0FEDA1E123187686FED06E995A\10.0.40219\F_CENTRAL_mfc100_x86 C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\QuickTime.mpp C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\Search.api C40B.tmp File created C:\Windows\Installer\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\PDXFile_8.ico C40B.tmp File created C:\Windows\Installer\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\SC_Reader.ico C40B.tmp File created C:\Windows\Installer\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\SecStoreFile.ico C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\drvDX9.x3d C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AGM.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logsession.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\rt3d.dll C40B.tmp File created C:\Windows\Installer\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\FDFFile_8.ico C40B.tmp File created C:\Windows\Microsoft.NET\assembly\GAC_32\Microsoft.AppV.AppvClientComConsumer\v4.0_10.0.0.0__31bf3856ad364e35\Microsoft.AppV.AppvClientComConsumer.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\1D5E3C0FEDA1E123187686FED06E995A\10.0.40219\F_CENTRAL_mfc100u_x86 C40B.tmp File created C:\Windows\Microsoft.NET\assembly\GAC_32\System.Data\v4.0_4.0.0.0__b77a5c561934e089\System.Data.dll C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\Flash.mpp C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\00006109E70000000100000000F01FEC\16.0.12527\concrt140.dll_x86 C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\Bib.dll_NON_OPT C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\sqlite.dll C40B.tmp File created C:\Windows\Installer\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\PDFFile_8.ico C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\Accessibility.api_NON_OPT C40B.tmp File created C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\libcef.dll.15EE1C08_ED51_465D_B6F3_FB152B1CC435 C40B.tmp -
Modifies registry class 50 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{17F2E344-8227-4AA7-A25A-E89424566BBA}\ = "IPDFPreviewHandler" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\TypeLib\ = "{0F6D3808-7974-4B1A-94C2-3200767EACE8}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\ = "Adobe PDF Preview Handler for Vista" regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000_Classes\WOW6432Node\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{17F2E344-8227-4AA7-A25A-E89424566BBA}\InProcServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c0e92df492e400ed3de4cc7da3bde1f0N.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{17F2E344-8227-4AA7-A25A-E89424566BBA}\ = "PSFactoryBuffer" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PDFPrevHndlr.PDFPreviewHandler.1\ = "Adobe PDF Preview Handler for Vista" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{17F2E344-8227-4AA7-A25A-E89424566BBA} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{17F2E344-8227-4AA7-A25A-E89424566BBA}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\AppID = "{6d2b5079-2f0b-48dd-ab7f-97cec514d30b}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{6236FF8C-E747-4173-86D3-99F511B61DF3}\ = "PDFPrevHndlr" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PDFPrevHndlr.PDFPreviewHandler\CLSID\ = "{DC6EFB56-9CFA-464D-8880-44885D7DC193}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{17F2E344-8227-4AA7-A25A-E89424566BBA}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c0e92df492e400ed3de4cc7da3bde1f0N.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PDFPrevHndlr.PDFPreviewHandler\ = "Adobe PDF Preview Handler for Vista" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\VersionIndependentProgID regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193} regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\DisableLowILProcessIsolation = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{17F2E344-8227-4AA7-A25A-E89424566BBA}\NumMethods regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\PDFPrevHndlr.DLL\AppID = "{6236FF8C-E747-4173-86D3-99F511B61DF3}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.pdf\ShellEx\{8895b1c6-b41f-4c1c-a562-0d564250836f}\ = "{DC6EFB56-9CFA-464D-8880-44885D7DC193}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{17F2E344-8227-4AA7-A25A-E89424566BBA}\NumMethods\ = "3" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PDFPrevHndlr.PDFPreviewHandler\CurVer\ = "PDFPrevHndlr.PDFPreviewHandler.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\DisplayName = "@C:\\Users\\Admin\\AppData\\Local\\Temp\\c0e92df492e400ed3de4cc7da3bde1f0N.dll,-101" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\ProgID\ = "PDFPrevHndlr.PDFPreviewHandler.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41C5FFFE-36DD-415D-9ED0-2976A342A1C8}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c0e92df492e400ed3de4cc7da3bde1f0N.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\ = "IPDFShellInfo" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{17F2E344-8227-4AA7-A25A-E89424566BBA} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{17F2E344-8227-4AA7-A25A-E89424566BBA}\InProcServer32\ThreadingModel = "Both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{17F2E344-8227-4AA7-A25A-E89424566BBA}\ProxyStubClsid32\ = "{17F2E344-8227-4AA7-A25A-E89424566BBA}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PDFPrevHndlr.PDFPreviewHandler.1\CLSID\ = "{DC6EFB56-9CFA-464D-8880-44885D7DC193}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\VersionIndependentProgID\ = "PDFPrevHndlr.PDFPreviewHandler" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{8D46C1B6-BBAB-450D-A61F-4DDC898B21D4}\TypeLib\ = "{41C5FFFE-36DD-415D-9ED0-2976A342A1C8}" regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000_Classes\WOW6432Node\Interface regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000_Classes\.pdf\ = "AcroExch.Document" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}\VersionIndependentProgID regsvr32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5036 wrote to memory of 4412 5036 regsvr32.exe 83 PID 5036 wrote to memory of 4412 5036 regsvr32.exe 83 PID 5036 wrote to memory of 4412 5036 regsvr32.exe 83 PID 4412 wrote to memory of 4980 4412 regsvr32.exe 85 PID 4412 wrote to memory of 4980 4412 regsvr32.exe 85 PID 4412 wrote to memory of 4980 4412 regsvr32.exe 85
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\c0e92df492e400ed3de4cc7da3bde1f0N.dll1⤵
- Suspicious use of WriteProcessMemory
PID:5036 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\c0e92df492e400ed3de4cc7da3bde1f0N.dll2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4412 -
C:\Users\Admin\AppData\Local\Temp\C40B.tmpC:\Users\Admin\AppData\Local\Temp\C40B.tmp3⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
PID:4980
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
145KB
MD5c610e7ccd6859872c585b2a85d7dc992
SHA1362b3d4b72e3add687c209c79b500b7c6a246d46
SHA25614063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041
SHA5128570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666