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
06/10/2024, 02:42
Behavioral task
behavioral1
Sample
429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe
Resource
win7-20240903-en
windows7-x64
4 signatures
120 seconds
Behavioral task
behavioral2
Sample
429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
4 signatures
120 seconds
General
- Target 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe
- Size 36KB
- Sample241006-c7d1vavdpc
- SHA256 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352
- MD5 92db6ec56ef5ed36efe5c3a508189a20
- SHA1 984ff854a3798f2bb67214e354ed2ed4473dbb3e
- SHA512 868f654b684f383bc699cc85e5fee611e8cd371e9d34c97fd1d7f1fe925803ff7eb71dfa8c4cf0176ffbdded63d25b3ea45e96098f215f2755edefce405af7a1
- SSDEEP 768:kBT37CPKKdJJTU3U2lRtJfOn33EskmKs333EskmKs/ZqZJ:CTW7JJTU3UytJfOEfmKjfmK1
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (4655) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
resource yara_rule behavioral2/memory/220-0-0x0000000000400000-0x000000000040A000-memory.dmp upx behavioral2/files/0x000900000002340c-2.dat upx behavioral2/files/0x0004000000022922-6.dat upx behavioral2/memory/220-957-0x0000000000400000-0x000000000040A000-memory.dmp upx - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Common Files\System\ja-JP\wab32res.dll.mui.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.OpenSsl.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Grace-ppd.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.scale-140.png.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Common Files\microsoft shared\ink\ja-JP\TipRes.dll.mui.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Java\jdk-1.8\javafx-src.zip.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-00A1-0409-1000-0000000FF1CE.xml.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Trial-ppd.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\MICROSOFT.DATA.RECOMMENDATION.CLIENT.CORE.DLL.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\mscordbi.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Numerics.Vectors.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\System.Windows.Forms.Primitives.resources.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0090-0409-1000-0000000FF1CE.xml.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdCO365R_SubTrial-ppd.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationClientSideProviders.resources.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ja\UIAutomationTypes.resources.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hans\UIAutomationProvider.resources.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_OEM_Perp-ppd.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.scale-80.png.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-xstate-l2-1-0.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.InteropServices.JavaScript.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCalls.h.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription2-ul-oob.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_Grace-ul-oob.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-convert-l1-1-0.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Http.Json.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Security.Cryptography.Pkcs.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\unpack.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\charsets.jar.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL_F_COL.HXK.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\System.Windows.Controls.Ribbon.resources.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription3-ul-oob.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\SkypeForBusinessBasic2019_eula.txt.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\7-Zip\Lang\ru.txt.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Common Files\microsoft shared\ink\da-DK\tipresx.dll.mui.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Common Files\System\msadc\ja-JP\msdaremr.dll.mui.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Drawing.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Linq.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Runtime.Loader.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_KMS_ClientC2R-ul.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-multibyte-l1-1-0.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Runtime.Serialization.Json.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.Serialization.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XPath.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\es\UIAutomationClientSideProviders.resources.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Grace-ul-oob.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_MAK_AE-pl.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Data.Recommendation.Client.Picasso.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\7-Zip\Lang\uz-cyrl.txt.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Reflection.Primitives.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Java\jre-1.8\lib\calendars.properties.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_SubTrial4-ul-oob.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp2-ul-phn.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019VL_KMS_Client_AE-ppd.xrm-ms.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\sl\msipc.dll.mui.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Common Files\microsoft shared\ink\en-US\tipresx.dll.mui.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Common Files\microsoft shared\MSInfo\en-US\msinfo32.exe.mui.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Extensions\external_extensions.json.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Java\jre-1.8\bin\plugin2\npjp2.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XmlDocument.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\cs\System.Xaml.resources.dll.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\management-agent.jar.tmp 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.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 429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe"C:\Users\Admin\AppData\Local\Temp\429a537da38b9845839bb83aeef6e6e7fb715b2672d750fda0129a12a0562352N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:220
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-355097885-2402257403-2971294179-1000\desktop.ini.tmp
- Size 37KB
- SHA256 b0a1a1dd1b57b57e3df144b62f14d5b9369569d6402f1b3f8ff2e8d7f616dfef
- MD5 c7a509d9532dc987279ea62c3a0db203
- SHA1 3ffb9442ad8a05616ebb29bd0a02e813d5c95e36
- SHA512 e7c533eb6d5b44d2575cc66210a0b83f9605ec4d93c7f4c5d72aa4f2b10bc20cd7905e692cc2d9f9a5f269b76d4967659819d438abf28c87ca2e2e5754b4d7fe
- SSDEEP 768:kBT37CPKKdJJTU3U2lRtJfOn33EskmKs333EskmKs/ZqZj:CTW7JJTU3UytJfOEfmKjfmK3
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 136KB
- SHA256 9e9acc0248cbef08b832eb88801c16d520ab70208ece24d4270ecbd5eaa99ca1
- MD5 3ccdccb35b87dbb299e2c4327dc53536
- SHA1 733235d5ffebbccf1e3778b8f92852993fa59d1a
- SHA512 2451154c38d6822ad255020f9f23de080b65708d12488ff592422c77337634dec38501bf4a8c399cc08cad60f562b216f55272115610e721cbfb022637b00793
- SSDEEP 1536:CTW7JJTU3UytJfOEfmKjfmKa4pWHlPEXZzjUq3th5f6utM5vLNinVmWvMu0b2Ud5:heWHIjN3tj6qnv0b2UrXkbvLm
- MD5 SHA1 SHA512 SSDEEP