Malware Analysis Report

2025-08-05 15:06

Sample ID 250519-qz9pfahj7z
Target 916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57
SHA256 916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57
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

916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57

Threat Level: Likely malicious

The file 916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57 was found to be: Likely malicious.

Malicious Activity Summary

discovery ransomware

Renames multiple (5287) files with added filename extension

Drops file in Program Files directory

System Location Discovery: System Language Discovery

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-05-19 13:43

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-05-19 13:43

Reported

2025-05-19 13:45

Platform

win10v2004-20250502-en

Max time kernel

150s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe"

Signatures

Renames multiple (5287) files with added filename extension

ransomware

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Grace-ppd.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\WordVL_MAK-ul-phn.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\1033\PPT_WHATSNEW.XML.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-black_scale-180.png.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\vfs\Fonts\private\BSSYM7.TTF.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\tr\System.Windows.Input.Manipulations.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Java\jdk-1.8\jre\lib\deploy\splash_11-lic.gif.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcR_OEM_Perp-pl.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\7-Zip\Lang\th.txt.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-conio-l1-1-0.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.SecureString.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\WindowsBase.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\de\System.Windows.Input.Manipulations.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\Word2019VL_MAK_AE-ul-oob.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\OneNote\SendToOneNote.ini.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL089.XML.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Common Files\microsoft shared\ClickToRun\msvcr120.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Common Files\microsoft shared\ink\es-ES\TipTsf.dll.mui.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Net.Mail.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\api-ms-win-core-xstate-l2-1-0.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\1033\ADO210.CHM.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Java\jdk-1.8\bin\javapackager.exe.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019VL_MAK_AE-ppd.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProCO365R_SubTest-ul-oob.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\WordR_OEM_Perp-ul-oob.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Java\jre-1.8\bin\jli.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT.HXS.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\EQUATION\msvcr120.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Trial-pl.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\mashupcompression.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\ko\System.Windows.Forms.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Java\jdk-1.8\jre\lib\management\jmxremote.access.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Java\jre-1.8\lib\deploy\messages_zh_CN.properties.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.contrast-white_scale-100.png.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\MEDIA\CHIMES.WAV.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\System.Threading.Tasks.Parallel.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStdO365R_SubTest-pl.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\fr\msipc.dll.mui.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\PROOF\MSHY7EN.LEX.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Collections.Specialized.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\ru\System.Windows.Forms.Primitives.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Java\jre-1.8\bin\jsound.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_Trial-ppd.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\UIAutomationClientSideProviders.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.15\zh-Hans\PresentationUI.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\VisioStd2019R_Retail-pl.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\TextConversionModule.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Java\jdk-1.8\include\jawt.h.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Java\jdk-1.8\jre\lib\management-agent.jar.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_OEM_Perp-ul-oob.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN107.XML.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-console-l1-1-0.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\Personal2019R_Grace-ppd.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail2-ul-phn.xrm-ms.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.PowerBI.AdomdClient.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.scale-100.png.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Common Files\microsoft shared\ink\sk-SK\tipresx.dll.mui.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Cryptography.Primitives.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\it\UIAutomationProvider.resources.dll.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A
File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power Map Excel Add-in\EXCELPLUGINDATAPROVIDER.DLL.tmp C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.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\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe

"C:\Users\Admin\AppData\Local\Temp\916edef5cef40769a13f20d45239482b28284743d57d59424658981123999a57.exe"

Network

Country Destination Domain Proto
DE 88.221.197.169:443 www.bing.com tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 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-1-5-21-3690492401-2005096563-3427069815-1000\desktop.ini.tmp

MD5 d74608d0f579cceaf8c439f965ad1b57
SHA1 a33d6e8bd73c5569908502dda21a00fe556775e7
SHA256 9a72bc5343f8b7349f789993dd48e234c44516320468edcdfc21b2afca7b91ac
SHA512 46b4670aef89a4dc04467a6a187f2d11af75b917660c826706a21d0450f70bd7f88910b9ccb9427699ad3a7093df4a78a5e64e7304b0f9041db9796d853cf817

C:\f32c6debfbe15d219b06a854\2010_x64.log.html.tmp

MD5 1c2392ee2d85b66e44f7af9e75d77073
SHA1 2cce72b3aee88e5806f5e83189b6e67d033aad6a
SHA256 fd8abbb2796ed41ddc376627bdc93278e1cc4fbe4d6f39b7d3b13ab1049e56e3
SHA512 a956b3c7cba0f82574dd51d7bee485bdf08ce8600e09f75c6d4f1a13d43e129979b190209bbd79d3074e261744c3c42c3f215f2e107d39b6758c1114dc6002e9