Analysis
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max time kernel
149s -
max time network
103s -
platform
windows11-21h2_x64 -
resource
win11-20250502-en -
resource tags
arch:x64arch:x86image:win11-20250502-enlocale:en-usos:windows11-21h2-x64system -
submitted
15/05/2025, 07:26
Static task
static1
Behavioral task
behavioral1
Sample
4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral2
Sample
4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe
Resource
win11-20250502-en
General
-
Target
4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe
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Size
21KB
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MD5
fca6f4b60b8faf6f4606c8b9dbcd9120
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SHA1
127aa264c6b6c3f38604dd22970fbdab10d11bf3
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SHA256
4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760
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SHA512
c93ec6e1beef89f6d2e4f286c10494e0d5f00ccdfc232033339b552740344fc9eedc197a2117f9eae9607a2f4fb8f804c96f2277e9ca9d2ea71a5437514fb5fc
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SSDEEP
384:gBt7Br5xjL9AgA71FbhvP/KWLsqmFae+rOAqmFae+rOVQc:s7BlpppARFbhdLz8ae+rOn8ae+rOT
Malware Config
Signatures
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Renames multiple (5366) 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\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Controls.Ribbon.resources.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\tr\System.Xaml.resources.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\javafx\gstreamer.md.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp3-ppd.xrm-ms.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\TelemetryLog.xltx.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\images\default\linkedin_ghost_school.png.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\et\msipc.dll.mui.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\de\UIAutomationClientSideProviders.resources.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\ru\PresentationUI.resources.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Google\Chrome\Application\133.0.6943.60\Locales\ml.pak.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-libraryloader-l1-1-0.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\resource.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-console-l1-1-0.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_PrepidBypass-ul-oob.xrm-ms.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_K_COL.HXK.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.X509Certificates.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Java\jdk-1.8\bin\javapackager.exe.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Java\jre-1.8\bin\fxplugins.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_OEM_Perp-ppd.xrm-ms.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Excel.Extensions.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\Library\Analysis\ANALYS32.XLL.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\mscss7wre_fr.dub.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL120.XML.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\System.Xaml.resources.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Client\vcruntime140.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcR_Grace-ppd.xrm-ms.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019DemoR_BypassTrial180-ppd.xrm-ms.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardMSDNR_Retail-pl.xrm-ms.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\ZeroByteFile.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\FPA_f14\FA000000014.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\cardview-addtotable-dark.png.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Web.HttpUtility.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Net.Quic.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\Microsoft.VisualBasic.Forms.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\cldr.md.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Java\jre-1.8\lib\ext\sunjce_provider.jar.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Licenses16\StandardVL_KMS_Client-ul.xrm-ms.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\EXPTOOWS.DLL.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected] 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2iexp.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages_fr.properties.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART11.BDR.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\vfs\Fonts\private\DUBAI-REGULAR.TTF.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Common Files\System\fr-FR\wab32res.dll.mui.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.Primitives.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\UIAutomationProvider.resources.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Java\jre-1.8\bin\server\jvm.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Trial-ppd.xrm-ms.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\EQUATION\ucrtbase.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\7-Zip\Lang\bg.txt.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\System.Windows.Forms.resources.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\PresentationUI.resources.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\ExcelTellMeOnnxModel.bin.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\MSIPCEvents.man.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\TextConversionModule.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\7-Zip\Lang\pt-br.txt.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Runtime.CompilerServices.VisualC.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Java\jre-1.8\lib\flavormap.properties.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremDemoR_BypassTrial365-ppd.xrm-ms.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\offsymk.ttf.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Excel.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\en\LocalizedStrings.xml.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Office16\mscss7es.dll.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_Subscription-pl.xrm-ms.tmp 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.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 4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe"C:\Users\Admin\AppData\Local\Temp\4126bdb621eed307d86b121fe11f60cd2c38509197a20ec987b54f6f0c6bf760.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1720
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
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Filesize
22KB
MD57be2ece3e0d732f27df2a6c06ec34273
SHA187a648f173004bb1a0dc31e88598f93455150818
SHA256661adfde33672a04c2f02b1fcc90fc5b9ab5408d0ddd532c64c4f276899aec16
SHA512021b820ad359e0dbf75f92470374e0efc91fb6eeb67d000dca8eeb8039970c24098644e1863d5a8a64789ca82357595bc6e9ddfcc9914b4e6c1bf7093bc131c5
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Filesize
103KB
MD57597d281eca6d867fa61fbdb1a9b00fe
SHA115756029df32071280865d8ba44c5b51c8fc30a2
SHA256f8e1057df18f5035f10afba23178652b82c22799aadea7a7a693afe2a79915d4
SHA512074ad72aa41d293d5b526b37961060906528b74c83621c55ff41054bea8c56879cb6e869aadbdbe88db078235d042b066d45f8fbc19af1a60fe16ca895f88863