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Analysis
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max time kernel
178s -
max time network
163s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
16/10/2023, 18:25
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
NEAS.761fb6beb885570604868cd0b7ea8db0.exe
Resource
win7-20230831-en
windows7-x64
6 signatures
150 seconds
General
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Target
NEAS.761fb6beb885570604868cd0b7ea8db0.exe
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Size
308KB
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MD5
761fb6beb885570604868cd0b7ea8db0
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SHA1
ac0026aebae4a5d585493d184f00816c4c9c3012
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SHA256
2bb2207f736bedb5577c7c8d78b6fe5872621988482be858d1695bb6051d205f
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SHA512
06a13c7079b82129e7fa4487ebfaf466db559070737ade8bcb210dde247a27fd7c8c82d9cfc599a200b908553052da38d5536bcb1e88524c4b2a26431a54765c
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SSDEEP
6144:nTqEVgLEZgTIYU8ezXu5AZ1kG6+WNLABMQszusDBk1aXgJIrV:nTqEVgIZGU8QXuq4eMBusFqs
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4068 F0E8.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 Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\EQUATION\mfc140u.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\ONNXRuntime-0.5.X.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libcef.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\AcroForm.api F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\msvcr120.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\MakeAccessible.api F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\PPKLite.api F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\Csi.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\Mso98win32client.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\IEAWSDC.DLL F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\NAME.DLL F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\OLKFSTUB.DLL F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\MSVCR110.DLL F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\msolui.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\mfc140u.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\BIB.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\d3dcompiler_43.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\rt3d.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia\MPP\WindowsMedia.mpp F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\Interceptor.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\URLREDIR.DLL F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\VVIEWDWG.DLL F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\EQUATION\concrt140.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\Mso20win32client.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\adal.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\GROOVEEX.DLL F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\OWSSUPP.DLL F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia.api F0E8.tmp File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VC\msdia90.dll F0E8.tmp File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppvIsvSubsystems32.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\STSCOPY.DLL F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Accessibility.api F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\SaveAsRTF.api F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\concrt140.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\logsession.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\nppdf32.dll F0E8.tmp File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\C2R32.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\dbghelp.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\msolap.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\PPSLAX.DLL F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\VVIEWER.DLL F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia\MPP\QuickTime.mpp F0E8.tmp File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\goopdate.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\concrt140.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\MSOXMLMF.DLL F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\OWSCLT.DLL F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ExtendScript.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\d3dcompiler_47.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\EBWebView\x86\EmbeddedBrowserWebView.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\adoberfp.dll F0E8.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AIR\nppdf32.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\EQUATION\msvcr120.dll F0E8.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\xmsrv.dll F0E8.tmp File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe F0E8.tmp -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3732 wrote to memory of 4068 3732 NEAS.761fb6beb885570604868cd0b7ea8db0.exe 83 PID 3732 wrote to memory of 4068 3732 NEAS.761fb6beb885570604868cd0b7ea8db0.exe 83 PID 3732 wrote to memory of 4068 3732 NEAS.761fb6beb885570604868cd0b7ea8db0.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.761fb6beb885570604868cd0b7ea8db0.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.761fb6beb885570604868cd0b7ea8db0.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3732 -
C:\Users\Admin\AppData\Local\Temp\F0E8.tmpC:\Users\Admin\AppData\Local\Temp\F0E8.tmp2⤵
- Executes dropped EXE
- Drops file in Program Files directory
PID:4068
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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
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Filesize
145KB
MD5c610e7ccd6859872c585b2a85d7dc992
SHA1362b3d4b72e3add687c209c79b500b7c6a246d46
SHA25614063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041
SHA5128570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666