Malware Analysis Report

2025-08-05 15:06

Sample ID 250519-q2dpsahj9v
Target f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3
SHA256 f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3
Tags
discovery ransomware
score
9/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V16

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
9/10

SHA256

f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3

Threat Level: Likely malicious

The file f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3 was found to be: Likely malicious.

Malicious Activity Summary

discovery ransomware

Renames multiple (5294) files with added filename extension

Drops file in Program Files directory

Unsigned PE

System Location Discovery: System Language Discovery

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-05-19 13:45

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-05-19 13:45

Reported

2025-05-19 13:47

Platform

win10v2004-20250502-en

Max time kernel

150s

Max time network

134s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe"

Signatures

Renames multiple (5294) files with added filename extension

ransomware

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\Java\jdk-1.8\jre\lib\ext\sunjce_provider.jar.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Integration\C2RInt.16.msi.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_OEM_Perp-ul-phn.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\1033\MSO.ACL.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\7-Zip\Lang\ps.txt.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-heap-l1-1-0.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\UIAutomationProvider.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\tr\UIAutomationClientSideProviders.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Java\jre-1.8\lib\ext\dnsns.jar.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp4-pl.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_PrepidBypass-ppd.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp2-ppd.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_Subscription-pl.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Common Files\microsoft shared\ink\it-IT\ShapeCollector.exe.mui.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ru\System.Windows.Forms.Design.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Grace-ul-oob.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\Publisher2019R_Retail-ul-oob.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\PROOF\MSHY7FR.LEX.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Google\Chrome\Application\chrome_proxy.exe.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-interlocked-l1-1-0.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Client\api-ms-win-crt-conio-l1-1-0.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Microsoft.Excel.DataWarehouse.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\7-Zip\Lang\kab.txt.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Common Files\microsoft shared\ink\ipssrl.xml.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_OEM_Perp-pl.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.uk-ua.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Transactions.Local.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Java\jdk-1.8\bin\api-ms-win-crt-environment-l1-1-0.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_OEM_Perp-ul-phn.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.ProviderShared.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\MondoR_BypassTrial180-ppd.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\de\msipc.dll.mui.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcDemoR_BypassTrial365-ul-oob.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Diagnostics.Process.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\WindowsFormsIntegration.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Google\Chrome\Application\133.0.6943.60\Locales\ms.pak.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Java\jre-1.8\legal\jdk\santuario.md.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppvIsvSubsystems32.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\mscorlib.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Windows.Input.Manipulations.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Slipstream.xml.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Integration\C2RManifest.PowerPoint.PowerPoint.x-none.msi.16.x-none.xml.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Data.SapClient.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessR_Trial2-ul-oob.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_OEM_Perp-ul-oob.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ja\System.Windows.Forms.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.IO.FileSystem.AccessControl.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.CompilerServices.Unsafe.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\System.Security.Cryptography.ProtectedData.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Java\jre-1.8\bin\jsoundds.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.Specialized.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\WindowsBase.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Java\jre-1.8\bin\api-ms-win-core-file-l2-1-0.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectProXC2RVL_MAKC2R-ul-oob.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.OData.Edm.NetFX35.V7.dll.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\MINSBPROXY.DLL.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\PROOF\MSSP7ES.LEX.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Google\Chrome\Application\133.0.6943.60\icudtl.dat.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Google\Chrome\Application\133.0.6943.60\Locales\fi.pak.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Java\jdk-1.8\jre\legal\jdk\xmlresolver.md.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdR_OEM_Perp-ppd.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\PowerPivotExcelClientAddIn.tlb.tmp C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe

"C:\Users\Admin\AppData\Local\Temp\f7a52c3bd352215920092d31ffaaf1c1a8d0e125ecf599ed4a1428f4d258d6b3.exe"

Network

Country Destination Domain Proto
FR 23.192.237.220:443 www.bing.com tcp
FR 23.192.237.220:443 www.bing.com tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 c.pki.goog udp
GB 216.58.201.99:80 c.pki.goog tcp

Files

C:\$Recycle.Bin\S-1-5-21-2930597513-779029253-718817275-1000\desktop.ini.tmp

MD5 71bbf202ac42e95c6bd9473cefa7d307
SHA1 8202da80030a2571b02f7554d642057727fa25eb
SHA256 62e650807b2ff1bb61337daef38475c0bdde2bcc51304b808f750d32bf0df99b
SHA512 bbf549606db3a0656c628f0c185ca5b4566bb8c177a28bef4028227ce4d675e5583fcd1dd59e71de8f01e231653aa347ba5b674f9eac2b9ee3d4a144f03c6ff8

C:\6479eedf55783993fe56765264\2010_x86.log.html.tmp

MD5 6f5b629a7a20e838e5072d1f94faa10c
SHA1 d6da6d25843e054abc8ee50420d98f7b215259be
SHA256 875db476c1143abd130521e65e58544bfaf95999c24d324c5ff67bb8e5e42213
SHA512 00ee2b1706d97310b7baa26135679ca1425a8bc7277a283e319c07f74c53e07b405378835c50d0f1863cb753630844da223667d112701c2ca076d19b000eb5f9

memory/4380-813-0x0000000000400000-0x0000000000407000-memory.dmp