Analysis
- max time kernel
150s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
14/11/2024, 04:02
Behavioral task
behavioral1
Sample
eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe
Resource
win7-20240903-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
4 signatures
150 seconds
General
- Target eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe
- Size 53KB
- Sample241114-elsyzstlf1
- SHA256 eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2
- MD5 6b7c3454e5f10c6160e7586d1daab3e5
- SHA1 b1e05126da6e503ccb881a772db9d6e0183d4a4b
- SHA512 4d2fdb4ffd998f6edab27d9bdae57a86ab48996aaf1c3540b7b67943efbcd9639ca77922311e3c2954f00327060916617d385652b9006c3600cf2f79d23a3842
- SSDEEP 768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATNydWK9WKTZQZ1TQbzjrY/+TQbzjrY9:CTW7JJZENTNyoKIKQSl
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Renames multiple (4531) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
resource yara_rule behavioral2/memory/824-0-0x0000000000400000-0x000000000040A000-memory.dmp upx behavioral2/files/0x000a000000023c07-2.dat upx behavioral2/files/0x00040000000228fe-6.dat upx behavioral2/memory/824-639-0x0000000000400000-0x000000000040A000-memory.dmp upx - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\UIAutomationTypes.resources.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\jvm.hprof.txt.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProMSDNR_Retail-ul-phn.xrm-ms.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Licenses16\WordR_Retail-ul-phn.xrm-ms.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\Informix.xsl.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Office16\AugLoop\third-party-notices.txt.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Office16\MANIFEST.XML.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Common Files\microsoft shared\ink\es-ES\mshwLatin.dll.mui.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\System.Windows.Controls.Ribbon.resources.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\it\ReachFramework.resources.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationUI.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0018-0000-1000-0000000FF1CE.xml.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Excel2019VL_MAK_AE-ul-oob.xrm-ms.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\UIAutomationClient.resources.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jawt.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\ONENOTE_K_COL.HXK.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\System.Xaml.resources.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PublisherVL_MAK-pl.xrm-ms.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVOrchestration.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Common Files\System\de-DE\wab32res.dll.mui.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Common Files\System\msadc\msadcer.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Transactions.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\System.Windows.Forms.resources.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Controls.Ribbon.resources.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\insert.xml.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Xml.XmlSerializer.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Threading.Tasks.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\System.Windows.Controls.Ribbon.resources.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\System.Windows.Controls.Ribbon.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Internet Explorer\en-US\iexplore.exe.mui.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Common Files\System\Ole DB\de-DE\sqloledb.rll.mui.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Xml.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\zh-Hant\UIAutomationProvider.resources.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Java\jdk-1.8\include\win32\jawt_md.h.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Java\jre-1.8\bin\wsdetect.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_Retail-ppd.xrm-ms.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.XmlDocument.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Console.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\PresentationFramework-SystemXml.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\cmm\sRGB.pf.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\ext\localedata.jar.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-black_scale-180.png.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-profile-l1-1-0.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\tr\System.Windows.Input.Manipulations.resources.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\ext\nashorn.jar.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Trial-ul-oob.xrm-ms.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Grace-ul-oob.xrm-ms.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\EXCEL_K_COL.HXK.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-environment-l1-1-0.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Resources.Extensions.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ko\System.Windows.Controls.Ribbon.resources.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\vk_swiftshader.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Gallery.thmx.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-timezone-l1-1-0.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-math-l1-1-0.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Common Files\microsoft shared\ink\zh-CN\tipresx.dll.mui.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription1-pl.xrm-ms.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremDemoR_BypassTrial365-ppd.xrm-ms.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-debug-l1-1-0.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.Thread.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\System.Windows.Controls.Ribbon.resources.dll.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.osmmui.msi.16.en-us.xml.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365EduCloudEDUR_SubTrial-pl.xrm-ms.tmp eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.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 eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe"C:\Users\Admin\AppData\Local\Temp\eec679b74b7bdbd6e9fd3e921ed1d1f57d82c68e7d41d4f1b33d7822e3deb7e2.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:824
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\$Recycle.Bin\S-1-5-21-3350944739-639801879-157714471-1000\desktop.ini.tmp
- Size 53KB
- SHA256 8f3cddcf8614ca02cc71db8f93b5a0b2668154cb92be6f85c9a963ad3e2b348c
- MD5 8675d2f20d2fef55eb73e91f5e4ae12d
- SHA1 ab7442fed7c83e3fa46b48f9cd7cbab52896ca53
- SHA512 26a339310334af0691ec393443975005680ad85cd3fbec6b37589a29be85e00a3dd6cc69a8a1e8c9236ab0eda3610bbf711f81a3e7ea907070a1ca36603799e8
- SSDEEP 768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATNydWK9WKTZQZ1TQbzjrY/+TQbzjrYA:CTW7JJZENTNyoKIKQSY
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files\7-Zip\7-zip.dll.tmp
- Size 152KB
- SHA256 1160b56a6316a96c7770a12cc8d8f658a7528d2aa9dc6c7f9c863ae82d58292c
- MD5 4f3a384bf281f5f42282011f756a6e3e
- SHA1 6cd111013553c9db173640131108997915b00215
- SHA512 515c62d0abcbf5c65d1623f75be7d76e6298518e72c6515ed21f2360e85a46002f21e141156b46ad50398ab73a23b34f61fd913928f6807221ee6ab8b5cbb811
- SSDEEP 1536:CTW7JJZENTNyoKIKQSM4pWHlPEXZzjUq3th5f6utM5vLNinVmWvMu0b2UdpXk+pZ:htE5KIKZWHIjN3tj6qnv0b2UrXkbvLc
- MD5 SHA1 SHA512 SSDEEP