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Analysis
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max time kernel
150s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20230831-en -
resource tags
arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system -
submitted
03/09/2023, 17:40
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
00ffe63be8cf259b4dd268f38c03f66ed217379dec6ac74fe0b71c6e43dafab7.dll
Resource
win7-20230831-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
00ffe63be8cf259b4dd268f38c03f66ed217379dec6ac74fe0b71c6e43dafab7.dll
Resource
win10v2004-20230831-en
windows10-2004-x64
3 signatures
150 seconds
General
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Target
00ffe63be8cf259b4dd268f38c03f66ed217379dec6ac74fe0b71c6e43dafab7.dll
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Size
2.6MB
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MD5
4b117d047a57ad80d52562664e5fbff8
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SHA1
d76bda2c9c4c4dc815b0ad98a6de1330ac9fc0ba
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SHA256
00ffe63be8cf259b4dd268f38c03f66ed217379dec6ac74fe0b71c6e43dafab7
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SHA512
fae344bfe2bc6a44aa7a622d24d621dcf2551991478915950a63e6a4df27c2f635e59725b8c928d9d76de6ea8a73b6154b992e85e625e804b678bd20f6c0c3a7
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SSDEEP
49152:r6OoBB4OKtouYRwgMQiCZE5mXbEZdYrEpXhEQTZ1lsc07PKa3VkZI/pVjCmhQxBW:W/BkURwNQtE5m4DYm2K9oNvWBBfE
Score
7/10
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2712 CAD2.tmp -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\MSOXMLMF.DLL CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\SystemX86\mfc140u.dll CAD2.tmp File created C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroPDF.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOLoader.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\msoshext.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\concrt140.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia\MPP\MCIMPP.mpp CAD2.tmp File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jucheck.exe CAD2.tmp File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\goopdate.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\URLREDIR.DLL CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\cryptocme.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AIR\nppdf32.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia\MPP\Flash.mpp CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\Mso30win32client.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\msolui.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\Interceptor.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\ReadOutLoud.api CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOSB.DLL CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\mfc140u.dll CAD2.tmp File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\Csi.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\PPSLAX.DLL CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\Web Server Extensions\16\BIN\FPSRVUTL.DLL CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\adoberfp.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\sqlite.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\msvcr120.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libGLESv2.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia.api CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\JitV.dll CAD2.tmp File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\OLKFSTUB.DLL CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\VVIEWER.DLL CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\BIB.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\concrt140.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\xmsrv.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\dbghelp.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\NAMEEXT.DLL CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\OWSSUPP.DLL CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\logsession.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe CAD2.tmp File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\C2R32.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\ONNXRuntime-0.5.X.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\Mso20win32client.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AGM.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ScCore.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\SendMail.api CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia\MPP\WindowsMedia.mpp CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\OWSCLT.DLL CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\Web Server Extensions\16\BIN\FPWEC.DLL CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\ONBttnIE.dll CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\AcroForm.api CAD2.tmp File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins3d\drvDX9.x3d CAD2.tmp File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VC\msdia90.dll CAD2.tmp File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\MSO.DLL CAD2.tmp 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Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4372 wrote to memory of 4832 4372 rundll32.exe 85 PID 4372 wrote to memory of 4832 4372 rundll32.exe 85 PID 4372 wrote to memory of 4832 4372 rundll32.exe 85 PID 4832 wrote to memory of 2712 4832 rundll32.exe 88 PID 4832 wrote to memory of 2712 4832 rundll32.exe 88 PID 4832 wrote to memory of 2712 4832 rundll32.exe 88
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\00ffe63be8cf259b4dd268f38c03f66ed217379dec6ac74fe0b71c6e43dafab7.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4372 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\00ffe63be8cf259b4dd268f38c03f66ed217379dec6ac74fe0b71c6e43dafab7.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:4832 -
C:\Users\Admin\AppData\Local\Temp\CAD2.tmpC:\Users\Admin\AppData\Local\Temp\CAD2.tmp3⤵
- Executes dropped EXE
- Drops file in Program Files directory
PID:2712
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Network
MITRE ATT&CK Matrix
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