Analysis
- max time kernel
119s - max time network
106s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
19/10/2024, 17:24
Behavioral task
behavioral1
Sample
5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe
Resource
win7-20240903-en
windows7-x64
4 signatures
120 seconds
Behavioral task
behavioral2
Sample
5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
4 signatures
120 seconds
General
- Target 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe
- Size 118KB
- Sample241019-vyym1axgrf
- SHA256 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5
- MD5 09982c7919639e08e6f472a712ec1c20
- SHA1 80041936193ee4feede5c102a8169b197a5a6852
- SHA512 34f28c6995804bce731956ef46f41a04e4ca5035126b906fdc4934f8042e22054dc5b8d34f8d37bc063085cdd8adc4f84499082de200f076b07b34d157ae3376
- SSDEEP 1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8asUsJOLKc/xJtLJtTGWyb11kHr:fnyiQSohsUsUKtb1O
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (4303) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
resource yara_rule behavioral2/memory/2884-0-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x000c000000023b94-2.dat upx behavioral2/files/0x001400000002292e-6.dat upx behavioral2/memory/2884-658-0x0000000000400000-0x000000000040B000-memory.dmp upx - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Common Files\microsoft shared\ink\ja-JP\TabTip.exe.mui.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\Microsoft.VisualBasic.Forms.resources.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Java\jdk-1.8\bin\jdb.exe.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\management\snmp.acl.template.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Private.DataContractSerialization.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp3-ul-phn.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.AnalysisServices.Excel.Common.FrontEnd.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Security.Permissions.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_BypassTrial180-ppd.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Grace-ul-oob.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Grace-ppd.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.InteropServices.JavaScript.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\WindowsBase.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Controls.Ribbon.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\msvcp140_2.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\FrequentOfficeUpdateSchedule.xml.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Contracts.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\UIAutomationProvider.resources.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\sw.pak.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\GRINTL32.DLL.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\UIAutomationProvider.resources.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PersonalPipcR_Grace-ul-oob.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_Retail-ppd.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Globalization.Extensions.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.TypeExtensions.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Controls.Ribbon.resources.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProfessionalR_Trial-ul-oob.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessR_Trial-pl.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\as90.xsl.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Common Files\microsoft shared\ink\de-DE\InkObj.dll.mui.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.onenotemui.msi.16.en-us.xml.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\osknumpad.xml.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pt-BR\System.Windows.Forms.resources.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Internet Explorer\it-IT\iexplore.exe.mui.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-runtime-l1-1-0.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.ReaderWriter.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\UIAutomationClient.resources.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-locale-l1-1-0.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProVL_KMS_Client-ul.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Forms.Primitives.resources.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\System.Windows.Input.Manipulations.resources.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\PresentationFramework.resources.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\System.Xaml.resources.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL_COL.HXC.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.DataWarehouse.DLL.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\zh-phonetic.xml.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\System.Windows.Input.Manipulations.resources.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\System.Xaml.resources.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription4-ppd.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_MAK_AE-ul-oob.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_OEM_Perp-ul-phn.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_Subscription-pl.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Common Files\System\wab32.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Trial-ppd.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusEDUR_SubTrial-ppd.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Retail-pl.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_Subscription-pl.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdXC2RVL_MAKC2R-pl.xrm-ms.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.ReportingServices.Authorization.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\clrjit.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.CompilerServices.Unsafe.dll.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\pt-BR.pak.tmp 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.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 5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe"C:\Users\Admin\AppData\Local\Temp\5a3c0d4d3e7f90edd0fa8c0252a7387ffbe7a5602e93ee4fb11580efcc9addf5N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2884
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-940901362-3608833189-1915618603-1000\desktop.ini.tmp
- Size 118KB
- SHA256 13cfcdc2bf45c930edecac7ffc2df156498c44d848309a23b5cbfdd78f470db1
- MD5 f9cf8df7c40d404ab6f67561f7abe16c
- SHA1 03304fe706577ea2de1c1593041e2b48d4ed1c2b
- SHA512 63f7373027b6d5057e5bbd9166b4e6b8781f8d7f057c4cc0cac81efe145ecf0fec8935020438db5a03fceb33999cb4ff19567f90d27072f6dc0bde61371cb3e1
- SSDEEP 1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8asUsJOLKc/xJtLJtTGWyb11kHg:fnyiQSohsUsUKtb1d
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 217KB
- SHA256 c6b4b899303c97533c2dfb5c56260c147aa83cd9ece97987d11d71d2dffb8b13
- MD5 fbce95d66f157a2371571701527b7f47
- SHA1 2f00847f495ec949660fbf5cd81e593d1bd206bd
- SHA512 87a63c155dcadafd6badd4df6304dcb5d2c46dbb7a68165fc45e07f474e3a1978ebd52131a77f16211f5c359d8e88ddac2c2881d7432df2a9bc9ae80cf961717
- SSDEEP 3072:fnyiQSohsUsUKtb1UWHIjN3tj6qnv0b2UrXkbvLZ:KiQSohsUsvbFIjNDv0bNXkbvLZ
- MD5 SHA1 SHA512 SSDEEP