Analysis
-
max time kernel
150s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18-08-2024 01:19
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe
Resource
win7-20240705-en
windows7-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
3 signatures
150 seconds
General
-
Target
8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe
-
Size
91KB
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MD5
5dc02d3263d826e962e53c2b0e10aaf9
-
SHA1
7476d174beb6ba88b79d8c6b91878105158b86ac
-
SHA256
8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6
-
SHA512
003c31b659828256359e323c139c3873ac6437e09853faf866cc0cf1f3bbd9d2361fe989d91541385b3966425ee1367ced0055467705fff31d0a4ad559ed6fed
-
SSDEEP
1536:W7ZppApUFpEhLfyBtPf50FWkFpPDze/qFsxEhLfyBtPf50FWkFpPDze/qFsAcEh8:6pWpUFpEhLfyBtPf50FWkFpPDze/qFsV
Score
9/10
Malware Config
Signatures
-
Renames multiple (5044) 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\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-utility-l1-1-0.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Common Files\System\wab32.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.contrast-white_scale-180.png.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\TellMeWord.nrr.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Common Files\System\Ole DB\msdaps.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\cldr.md.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Java\jre-1.8\release.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_Retail-ul-phn.xrm-ms.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Trial-ul-oob.xrm-ms.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\System.Runtime.InteropServices.RuntimeInformation.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN109.XML.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\[email protected] 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.NameResolution.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\jopt-simple.md.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.powerpointmui.msi.16.en-us.xml.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-locale-l1-1-0.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-ul-oob.xrm-ms.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-black_scale-100.png.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Java\jdk-1.8\include\win32\bridge\AccessBridgeCalls.c.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription4-ul-oob.xrm-ms.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\Microsoft.Office.Tools.Common.v4.0.Utilities.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Linq.Expressions.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\netstandard.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Google\Chrome\Application\123.0.6312.123\chrome_pwa_launcher.exe.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentVNextR_Retail-ppd.xrm-ms.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Common Files\microsoft shared\ink\uk-UA\tabskb.dll.mui.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-rtlsupport-l1-1-0.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Core.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-conio-l1-1-0.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\AugLoop\bundle.js.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART12.BDR.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-core-file-l1-1-0.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_MAK-ppd.xrm-ms.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\OpenSSL64.DllA\libssl-1_1-x64.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\de\WindowsBase.resources.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\freebxml.md.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Java\jre-1.8\bin\hprof.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_SubTrial-pl.xrm-ms.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\NL7MODELS000A.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\DisconnectSearch.lock.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Emit.Lightweight.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ko\UIAutomationClient.resources.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Licenses16\OneNoteR_Retail-ul-oob.xrm-ms.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\pl\System.Windows.Input.Manipulations.resources.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Licenses16\PowerPointVL_MAK-ppd.xrm-ms.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProMSDNR_Retail-ul-oob.xrm-ms.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\CT_ROOTS.XML.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL119.XML.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\es\System.Windows.Input.Manipulations.resources.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\WindowsFormsIntegration.resources.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\WindowsBase.resources.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.scale-100.png.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Edit.White.png.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Globalization.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\tr\System.Windows.Input.Manipulations.resources.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Java\jre-1.8\lib\javafx.properties.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN086.XML.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Net.Quic.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogoSmall.contrast-black_scale-80.png.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\ro\msipc.dll.mui.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\PresentationCore.resources.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-utility-l1-1-0.dll.tmp 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.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 8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe"C:\Users\Admin\AppData\Local\Temp\8255e4a872a441ee803a29ce613cf0102f41decd42f36e97f5670642937704c6.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3500
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
91KB
MD546c87955b0f82029fdb6045eda958c68
SHA18d6e852c3fb16b90eb7213775af8e61abe736f49
SHA2563ae3863661d0f0ac03fd7ed18ac595f65dd078a05f1ff33dc457209f439911b3
SHA5124792bafeafbb0bf2efeb6ce310f728473bce2d90e94a69ab4f0d57c6925ddc11e32afcdf64d006c2ff3685ff7bdabf15a644cdbbf6b8b6966467652d0ab3fd25
-
Filesize
190KB
MD5b377a80c629e39e12a49a9da31c74bfd
SHA1a706a80adbb86a18a05278bdda8bb44ab8ac38cf
SHA256c6ab944f6da3bbd3a8b29b99bdeefea5042841f5f7d8eea5c2b45491756328cf
SHA512e24a1f5099473d76df93e63cb47b26b0197d534e93c2ec1e55f13b5c412531a2233115c9f42f9d48eb76d64405ef4af1c3957883a47c1767a15d93d693e682a5