Analysis
- max time kernel
120s - max time network
94s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
21/08/2024, 04:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
4421bba16d395d35af72bc003f981b50N.exe
Resource
win7-20240705-en
windows7-x64
3 signatures
120 seconds
Behavioral task
behavioral2
Sample
4421bba16d395d35af72bc003f981b50N.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
3 signatures
120 seconds
General
- Target 4421bba16d395d35af72bc003f981b50N.exe
- Size 42KB
- Sample240821-ffls6avakm
- SHA256 47612c910c4ea0273a2a4ff8d5cbf9f9935ed436b36af09fb8b9c0eb1899d858
- MD5 4421bba16d395d35af72bc003f981b50
- SHA1 fc282f5f6ec115b87b314eff3bf136d3ee1273d5
- SHA512 9adb242a5bbd0d29ecf4cb7195aeda8f774571d24207b353865c9da170c0ef4a010e72f56812fb88a80439e411c7d7689029e28165f3e4adeb2fc67e437a322f
- SSDEEP 768:W7BlpppARFbhjbhg42LcfpR42LcfproFNFjqAJLOqAJLOwY:W7ZppApBULcfpHLcfpyDNwY
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (4653) 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\6.0.27\ko\Microsoft.VisualBasic.Forms.resources.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\UIAutomationProvider.resources.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Office16\ExcelTellMeOnnxModel.bin.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fr-FR\TipTsf.dll.mui.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.Win32.Registry.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.DataAnnotations.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\7-Zip\Lang\mn.txt.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_OEM_Perp-ppd.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019VL_MAK_AE-ul-oob.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\System.Windows.Forms.Primitives.resources.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Common Files\System\ado\msadox28.tlb.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Formats.Asn1.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\UIAutomationProvider.resources.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\ThirdPartyNotices.txt.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_Subscription-pl.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription3-pl.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Retail-ul-oob.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_KMS_ClientC2R-ul.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Text.Encoding.CodePages.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\PresentationFramework.resources.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\UIAutomationProvider.resources.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\7-Zip\readme.txt.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Excel.ReportingServices.QueryDesigners.Extensions.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\7-Zip\Lang\sv.txt.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Java\jdk-1.8\lib\sa-jdi.jar.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_PrepidBypass-ppd.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-runtime-l1-1-0.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\ea.xml.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.WebClient.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Retail-ul-phn.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Java\jre-1.8\bin\server\classes.jsa.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_MAK-ppd.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Common Files\microsoft shared\ink\en-US\TipRes.dll.mui.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\PresentationUI.resources.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.WebHeaderCollection.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Java\jre-1.8\bin\deploy.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_ViewOnly_ZeroGrace-ul-oob.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Retail-ppd.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_MAK-ul-phn.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.nl-nl.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\UIAutomationTypes.resources.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Windows.Controls.Ribbon.resources.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdCO365R_SubTest-ul-oob.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.scale-140.png.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019XC2RVL_MAKC2R-ppd.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Initialization.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Office16\msotd.exe.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Private.CoreLib.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\security\blacklist.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\Office16\OSPP.VBS.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_KMS_Client_AE-ul.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-black_scale-180.png.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\mscordaccore_amd64_amd64_7.0.1624.6629.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.WebHeaderCollection.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\PresentationCore.resources.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusEDUR_SubTrial-ppd.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\7-Zip\Lang\mng.txt.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\vccorlib140.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Handles.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\PresentationFramework.resources.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-synch-l1-2-0.dll.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp6-ul-phn.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_OEM_Perp-ul-oob.xrm-ms.tmp 4421bba16d395d35af72bc003f981b50N.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 4421bba16d395d35af72bc003f981b50N.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-2718105630-359604950-2820636825-1000\desktop.ini.tmp
- Size 43KB
- SHA256 922ba79f047de8abcd34511412d07c16bc8c48a057ef7b7fbbb2cbf0a9ebadb8
- MD5 a967350c21932ccef82a56fd16ff85bc
- SHA1 1500a36e39ce2fa8d9143f7e2213dcd0ebb23af7
- SHA512 6c888ff5e38a1bbad3716fc7eaa021215b2dd45467fd9e241929da31816949fff702a2ec3361ec91faa3d4f4633063cc232ccc6ff6617f222bb775fc6f306db8
- SSDEEP 768:W7BlpppARFbhjbhg42LcfpR42LcfproFNFjqAJLOqAJLOw6:W7ZppApBULcfpHLcfpyDNw6
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 142KB
- SHA256 16c6ad3cd93de230f951400851e32f82d56ba25d914a62199299203d42c349c6
- MD5 1285cee352824b3619d5deac1f4c886d
- SHA1 fbf9e40eea761f7f55955a22379e465bf288e903
- SHA512 d8df178aa8e6174e79f7fa650ea9d6146a47a647bc132681a5d0d3c16e66750393399c2202cbaa243dc9705bb17f3b44a28222d44fd8b7d782a375e0f7a263a6
- SSDEEP 3072:6pWpBwchcwDNw6WHIjN3tj6qnv0b2UrXkbvLK:P5wdIjNDv0bNXkbvLK
- MD5 SHA1 SHA512 SSDEEP