Analysis
- max time kernel
150s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
09/10/2024, 21:57
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe
Resource
win7-20240903-en
windows7-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
3 signatures
150 seconds
General
- Target c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe
- Size 47KB
- Sample241009-1txsssvepl
- SHA256 c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2
- MD5 a259f3637e2c095da1ae0155607f0c10
- SHA1 5bc03de89338f3be467de2a06c0452ee8cade316
- SHA512 b1b5a17d01fc4785482533da1ea0c6dcda65af2553754b54b3d99adcef4bf367166fef8e769715727102050087107a8223017fb164158090ea65b1b2dd5bfeb0
- SSDEEP 768:W7BlpppARFbhjbhg42LcfpR42Lcfpb2N231F1itvtPYcUYcd:W7ZppApBULcfpHLcfpSo3fstvtPYcUYq
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (5187) 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\it\ReachFramework.resources.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\ca.pak.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Java\jre-1.8\bin\ssv.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\SIST02.XSL.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-runtime-l1-1-0.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Common Files\System\msadc\fr-FR\msdaprsr.dll.mui.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Microsoft.NETCore.App.deps.json.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\security\policy\unlimited\local_policy.jar.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019R_Retail-pl.xrm-ms.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.scale-140.png.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Common Files\microsoft shared\ink\hwresplm.dat.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.Quic.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\WindowsFormsIntegration.resources.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019R_Retail-ul-oob.xrm-ms.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_OEM_Perp-ul-oob.xrm-ms.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.DataWarehouse.DLL.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Formats.Tar.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Threading.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\DirectWriteForwarder.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Java\jre-1.8\lib\accessibility.properties.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_SubTrial-ppd.xrm-ms.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial2-pl.xrm-ms.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Common Files\System\ado\msadrh15.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Text.Encoding.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Java\jre-1.8\bin\dtplugin\deployJava1.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\AppXManifest.xml.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\en-us\msipc.dll.mui.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected] c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000049\manifest.xml.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.Compression.Brotli.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Common Files\microsoft shared\ink\IpsPlugin.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\WindowsBase.resources.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Security.Permissions.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\pt-BR.pak.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.OSM.OSM.x-none.msi.16.x-none.xml.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription3-ppd.xrm-ms.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_KMS_Client_AE-ppd.xrm-ms.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\zh-dayi.xml.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\sfodbc.did.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-localization-l1-2-0.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.Compression.FileSystem.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Text.Encoding.Extensions.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Tracing.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Java\jdk-1.8\include\jvmti.h.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Java\jre-1.8\lib\deploy\messages_sv.properties.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019XC2RVL_MAKC2R-ul-phn.xrm-ms.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected] c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\7-Zip\Lang\lij.txt.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Java\jdk-1.8\lib\orb.idl.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Java\jre-1.8\legal\javafx\mesa3d.md.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial1-pl.xrm-ms.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\7-Zip\Lang\is.txt.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\UIAutomationTypes.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Java\jre-1.8\legal\javafx\icu_web.md.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusiness2019VL_MAK_AE-ppd.xrm-ms.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.scale-140.png.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\WindowsBase.resources.dll.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Java\jre-1.8\bin\policytool.exe.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.office32mui.msi.16.en-us.xml.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp6-pl.xrm-ms.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Office16\Bibliography\Sort\AUTHOR.XSL.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Common Files\Services\verisign.bmp.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\Locales\hu.pak.tmp c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.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 c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe"C:\Users\Admin\AppData\Local\Temp\c8cef46ab30f702089eddd07416d177b57623e739db59d63ba0a20907a1d9fd2N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1876
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\$Recycle.Bin\S-1-5-21-2437139445-1151884604-3026847218-1000\desktop.ini.tmp
- Size 47KB
- SHA256 204e508be0b2ad0543980ddde76f5807e629fbac6a4b945abbbfd8efa1815f72
- MD5 adc582d26bd7397baf08d4f11de011fe
- SHA1 1df36e52758f0828d469179aa4440c6b51a54e70
- SHA512 ae55093c9776c9582e167b11b68233668f5df5bed08b108c647379b726c0179296141a31f38df469a67751aab09c5154a875ece37348797358f02c7e3a939f61
- SSDEEP 768:W7BlpppARFbhjbhg42LcfpR42Lcfpb2N231F1itvtPYcUYcC:W7ZppApBULcfpHLcfpSo3fstvtPYcUYR
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 146KB
- SHA256 24412839f906baf1478d27a133868347540f61a4995bb0529725f030c371cb19
- MD5 06d4f20d797ac2bdd02573fd199d4ba7
- SHA1 df6a55c2f794f4e904604a4f10e15162a576b395
- SHA512 007efb229fb5235eb88ed4e6e8c83102f6fe7977a335e36ddbfc7d25754fa0995bb40ec90de3a63ed9ebb5d68e0c3adaa2b143b973dcbac57657fd0f67346847
- SSDEEP 3072:6pWpBwchcUtvtzWHIjN3tj6qnv0b2UrXkbvLG:PV1gIjNDv0bNXkbvLG
- MD5 SHA1 SHA512 SSDEEP