Analysis
- max time kernel
120s - max time network
97s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
09/10/2024, 23:49
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe
Resource
win7-20240903-en
windows7-x64
3 signatures
120 seconds
Behavioral task
behavioral2
Sample
9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
3 signatures
120 seconds
General
- Target 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe
- Size 49KB
- Sample241009-3t24maxbrm
- SHA256 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250
- MD5 c71025fc405b33931afe9646e7f66050
- SHA1 5e1e1ddfa91d658007d77e72eca45d770889e336
- SHA512 0d7173cc03008e45d33e0238d74432d63a788bee58292668af47b78c49a8f7f619b3c645f1371cd30eb249a6fc41ed436d42102cb4ff60a21a803a897257c737
- SSDEEP 768:W7BlpppARFbhjbhg42LcfpR42LcfproFNFZPsFhiXFhi2yVB8yVBe:W7ZppApBULcfpHLcfpyDZPQq3yT8yTe
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (4639) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
- Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Windows.Forms.Design.resources.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Diagnostics.EventLog.Messages.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Trial-ppd.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Common Files\microsoft shared\ink\mip.exe.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\WindowsFormsIntegration.resources.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.PowerView.PowerView.x-none.msi.16.x-none.xml.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_KMS_Client-ul.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_OEM_Perp-ppd.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_MAK_AE-ul-oob.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\images\default\linkedin_logo.png.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jdk-1.8\include\jni.h.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\instrument.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\UIAutomationProvider.resources.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_CopyNoDrop32x32.gif.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jre-1.8\bin\java-rmi.exe.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jre-1.8\bin\jpeg.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jre-1.8\legal\jdk\jpeg.md.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription1-ppd.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\Office Setup Controller\pkeyconfig.companion.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\PresentationUI.resources.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\pt-BR\msipc.dll.mui.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Office16\ChakraCore.Debugger.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Office16\FPA_FA000000011\FA000000011.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial3-ul-oob.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaBrightDemiItalic.ttf.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-heap-l1-1-0.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Reflection.Emit.ILGeneration.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial Black-Arial.xml.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcR_Grace-ul-oob.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProCO365R_SubTest-ppd.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\7-Zip\Lang\th.txt.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipstr.xml.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.IO.Pipes.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\splashscreen.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\logging.properties.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jre-1.8\bin\vcruntime140.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Retail3-pl.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.ReportingServices.Interfaces.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-stdio-l1-1-0.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\desktop.ini.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\msix.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_MAK-ul-phn.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-util-l1-1-0.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_SubTest2-ppd.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\HarvardAnglia2008OfficeOnline.xsl.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.FileSystem.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.Serialization.Xml.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\Microsoft.WindowsDesktop.App.deps.json.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessDemoR_BypassTrial365-ul-oob.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Office15\pkeyconfig-office.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\sr-Cyrl-RS\msipc.dll.mui.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebClient.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.CompilerServices.Unsafe.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_OEM_Perp-ul-phn.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019DemoR_BypassTrial180-ppd.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\MicrosoftDataStreamerforExcel.vsto.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ValueTuple.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.Serialization.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Grace-ppd.xrm-ms.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Office16\Configuration\card_expiration_terms_dict.txt.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\SLINTL.DLL.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\de\PresentationCore.resources.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\ReachFramework.resources.dll.tmp 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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 9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe"C:\Users\Admin\AppData\Local\Temp\9ef8bfda166e62567d3c7db8a49edf4d4666afa067ff17d8a39c0cdce5997250N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3272
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-1045960512-3948844814-3059691613-1000\desktop.ini.tmp
- Size 49KB
- SHA256 4cd0f05d0f5e7e0c8feeef8e8e1ffb4704c84792f5ebae77bc70d83c3baf8998
- MD5 260f375d66eb3f292167074c56bf9cbc
- SHA1 6fe4cf3804d354b136866f98c3f998960f33f4fa
- SHA512 205ed54d4e3f8bea8e6db0f22858e6113b940719bbb94fa497f17c6cc73b1e23aadf2943ad708b93a91e150728f03da97066070e121a8c39c219ee471e6eada6
- SSDEEP 768:W7BlpppARFbhjbhg42LcfpR42LcfproFNFZPsFhiXFhi2yVB8yVB+:W7ZppApBULcfpHLcfpyDZPQq3yT8yT+
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 148KB
- SHA256 c1d6bc9f81ab7b3d11bab08208623fb09ad17bd6a6a3585078e35f75924e2188
- MD5 408c08eb4bbd613211e1bcd8e7de88b3
- SHA1 cf7ad04bdd70b142b953c578a5e382de05c58e63
- SHA512 6459cf528fbaeb6530a005fb5df5539dc569ffdd156aa7714c154e9c5753637b10219478a3233ef55bafdeabf0101654b9d38223bc98bc1dc008165a7d704b8b
- SSDEEP 3072:6pWpBwchcwDqqmFVWHIjN3tj6qnv0b2UrXkbvLx:PzIjNDv0bNXkbvLx
- MD5 SHA1 SHA512 SSDEEP