Analysis
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max time kernel
150s -
max time network
104s -
platform
windows11-21h2_x64 -
resource
win11-20250502-en -
resource tags
arch:x64arch:x86image:win11-20250502-enlocale:en-usos:windows11-21h2-x64system -
submitted
18/05/2025, 11:54
Static task
static1
Behavioral task
behavioral1
Sample
849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral2
Sample
849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe
Resource
win11-20250502-en
General
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Target
849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe
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Size
17KB
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MD5
037aa02e443a62f5c5f084ebe33db79a
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SHA1
c0c1411baa5212931f514fdcf257caa4775b6474
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SHA256
849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50
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SHA512
217336f94abb6e6ef2b3f4907b743aafbe3d65816066cad0f49aa66299c7b536433b34e6b011df0ee767e7bbb5755765d597ce73c9fb53a0f53f57e68462c7ad
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SSDEEP
384:hAg+5OCZ4W6/KWLsqmFae+rOAqmFae+rOAL2LK:uZ4FLz8ae+rOn8ae+rOM
Malware Config
Signatures
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Renames multiple (5359) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskclearui.xml.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.WebHeaderCollection.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\ko\System.Xaml.resources.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.Algorithms.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\System.Windows.Forms.Primitives.resources.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Forms.Design.resources.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationProvider.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Java\jre-1.8\lib\psfontj2d.properties.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProO365R_Subscription-pl.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Standard2019R_Grace-ul-oob.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\vfs\Fonts\private\FRSCRIPT.TTF.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Common Files\System\ado\fr-FR\msader15.dll.mui.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_ViewOnly_ZeroGrace-ul-oob.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_SubTrial-ppd.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_OEM_Perp-ul-phn.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-black_scale-180.png.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\cardview-addtotable-dark.png.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Security.Claims.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\PresentationCore.resources.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\tr\PresentationCore.resources.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\javafx\directshow.md.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_MAK_AE-pl.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\MSQRY32.CHM.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\StreamServer.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\UIAutomationClient.resources.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_MAKC2R-pl.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Common Files\System\msadc\en-US\msdaremr.dll.mui.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-white_scale-80.png.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\1033\SFMESSAGES.XML.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Runtime.Serialization.Xml.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\pt-BR\UIAutomationClientSideProviders.resources.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Java\jre-1.8\bin\resource.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_OEM_Perp-ppd.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Retail-ppd.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\EventSource.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsar.xml.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-namedpipe-l1-1-0.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Threading.ThreadPool.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Google\Chrome\Application\133.0.6943.60\Locales\sr.pak.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\msvcp140.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdR_Retail-ppd.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Excel.AnalysisServices.AdomdClientUI.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\7-Zip\Lang\lt.txt.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Common Files\DESIGNER\MSADDNDR.OLB.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2R32.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.Debug.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Google\Chrome\Application\133.0.6943.60\Locales\fil.pak.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_OEM_Perp-pl.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Word2019R_Trial-ppd.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Common Files\System\Ole DB\es-ES\sqlxmlx.rll.mui.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProXC2RVL_MAKC2R-pl.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Common Files\microsoft shared\ink\hwrlatinlm.dat.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Common Files\System\msadc\adcjavas.inc.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\host\fxr\6.0.27\hostfxr.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.Contracts.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0018-0409-1000-0000000FF1CE.xml.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ExcelVL_KMS_Client-ul-oob.xrm-ms.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Microsoft Office\root\Office16\MML2OMML.XSL.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\7-Zip\Lang\ja.txt.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVIsvStreamingManager.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.ReaderWriter.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\UIAutomationTypes.resources.dll.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.cpl.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\icu.md.tmp 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.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 849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe"C:\Users\Admin\AppData\Local\Temp\849f71ce804616187c30f66bc1a37df7a2f66e0ab1c24eec3b9d16b40bb17d50.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4500
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
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Filesize
17KB
MD545269a224a5304ec76bae414734cc041
SHA1c5808540b1ad26b1314dab905ea14ff1e1e5e92b
SHA256fc196e80052d482ba22397bdee296f098e2e7a9609b113f795e5693e5f02f304
SHA512219049b3c09b9a2cfde716d39341a64a04945c32dd123512203aa79312deae2a5658b2ccf7936b61ecbe3faae7fbd549d94ac18f0fc4d99c348121509916293f
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Filesize
98KB
MD52c30349cc295196f82a7f6e9a738f97a
SHA13a894486f84d8c7a5f274af48051db6fc3daa3da
SHA256d2e4fc7e0c324cef3e7966ee20dcfde98866ac841b10ec42d0c049bf808bb697
SHA512c0305fdaffb12193bf01491d40062c36087fde6967ed7cf103a2dd5e04271937e8541bef01459515dad23ea0fc51676a10d2450183cb621fdc6d9e1077d091ca