Analysis
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max time kernel
150s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20250502-en -
resource tags
arch:x64arch:x86image:win10v2004-20250502-enlocale:en-usos:windows10-2004-x64system -
submitted
19/05/2025, 13:43
Static task
static1
Behavioral task
behavioral1
Sample
303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe
Resource
win10v2004-20250502-en
General
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Target
303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe
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Size
96KB
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MD5
03296de833e1c7fccec81f70dee8b0c9
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SHA1
f96d5564e007a41dcf2455e356c4f5df17bbc771
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SHA256
303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf
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SHA512
5fe72fbfa31e60c20ea1b26e8a10ad5a3bcb7fe5aa7a4081a7bcbaa152384ab01809fc9d9c49f548a3b7cc9a8571aba5c8bf77d279b13eff30b958ae3e1ea7a5
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SSDEEP
1536:s7ZppApdIIyBoLqrNkW1zN0m0lG1tETSA6kRx:spWpsBsqrNkMzN0mx7Sr6kRx
Malware Config
Signatures
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Renames multiple (5019) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\oskclearui.xml.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\deploy\messages.properties.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_OEM_Perp-pl.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStd2019VL_MAK_AE-ul-phn.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_OEM_Perp-pl.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Common Files\microsoft shared\ink\ipsfin.xml.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Net.NameResolution.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Java\jdk-1.8\bin\javaw.exe.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\ext\dnsns.jar.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Java\jre-1.8\bin\javaws.exe.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019VL_MAK_AE-pl.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Retail-ppd.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\INTLDATE.DLL.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Common Files\microsoft shared\ink\ja-JP\mshwLatin.dll.mui.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Common Files\System\Ole DB\ja-JP\msdasqlr.dll.mui.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\security\policy\unlimited\local_policy.jar.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\LockEnter.exe.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Cambria.xml.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\AccessR_OEM_Perp-ul-oob.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest1-ppd.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\[email protected] 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\UIAutomationTypes.resources.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\Microsoft.WindowsDesktop.App.runtimeconfig.json.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoVL_MAK-ul-phn.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_Subscription-ppd.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\PowerPntLogo.contrast-white_scale-80.png.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Memory.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\ru\ReachFramework.resources.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Client.Windows.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\ExcelCtxUIFormulaBarModel.bin.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Common Files\System\msadc\msaddsr.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\DebugRequest.mov.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\PresentationFramework-SystemData.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\tr\UIAutomationClient.resources.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\libpng.md.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusEDUR_SubTrial-ppd.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL026.XML.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN011.XML.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pl\System.Xaml.resources.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\plugin2\vcruntime140_1.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\1033\PSRCHLEX.DAT.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\EduWorks Data Streamer Add-In\DataStreamerLibrary.dll.config.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\InstallerMainShell.tlb.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\7-Zip\Lang\pt-br.txt.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-synch-l1-2-0.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.IO.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\PenImc_cor3.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\de\ReachFramework.resources.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Java\jdk-1.8\bin\rmid.exe.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Java\jre-1.8\lib\deploy\ffjcext.zip.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019VL_MAK_AE-ppd.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Common Files\microsoft shared\ink\ja-JP\TipTsf.dll.mui.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Google\Chrome\Application\133.0.6943.60\eventlog_provider.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Java\jdk-1.8\legal\jdk\jpeg.md.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription2-ul-oob.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdXC2RVL_KMS_ClientC2R-ul.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_OEM_Perp-ul-oob.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.HostIntegration.Connectors.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\OFFSYM.TTF.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Input.Manipulations.dll.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\no\msipc.dll.mui.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN089.XML.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\NewComment.png.tmp 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.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 303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe"C:\Users\Admin\AppData\Local\Temp\303b367fdb3ba35a8a2cd2aed88fa7b8d4b17bf838fdb6dd3018c4da820968cf.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3964
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
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Filesize
96KB
MD5a269feba316da1c65df14217bd63fb01
SHA1e25a9aa93d3194ef255c76bdf08b6d415a0f8266
SHA2561e5f3c0ff857e487e2559403ce696a2a92e1eaee5f936804d1b6be1f56e3e480
SHA5128462550c65864e17287afe836244fd162118950e2cfe01a86168ed3433a8b45bee964047c79eabc690a9309bdf322fe807876086d2b5606f078da3ce1d6623db
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Filesize
178KB
MD5d86e7f905ce6cff01aabf98a40a6b056
SHA1621e23cdd12dad2a2b71d8a60088f06c04b8d35e
SHA256cd5a9a3e0cb6eb377671f9ed7b9f960f537eceef8617e1fcc8fd6af89cbbe58e
SHA51274c3ffff33802f0b99ac0394a1504a03a8a9283d53ac3b238324084cac2730f0c16b8bdb1dda68e715e0537ae32169cd92a26e9bf0d98ec42ce7f7806a0be202