Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 22:31
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
0 signatures
150 seconds
General
- Target 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe
- Size 774KB
- Sample260804-2fkrrasand
- SHA256 b070790c81fcd739d6bde8951010620c4d2917387653e654290acbf32f065bf5
- MD5 a3fb67d386740bc4d3adc9ea738f832e
- SHA1 7c907dac4845b94b3abbd5e986a726e895aabb3d
- SHA512 c31fdcbbd063ade164aee56d74d0bb33c6309ca673b1683d5abc922072ae941d95fe146034918d4f571982033b483405d6b854836cec9388e2752039244838c3
- SSDEEP 6144:k3H+Elxgu5ffsnc91Vr97MKNRneNMToeGYf3FLst/V/imfSOjv:Wjlqm+c/TcptN
- TLSH T1EAF45F3375A91848FD0D2DF44681B234F321ACAF3E4F7A8ADC48760E99776D23C591A6
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\V: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\A: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\Q: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\T: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\U: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\X: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\B: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\M: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\N: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\O: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\R: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\Z: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\E: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\G: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\I: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\K: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\L: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\S: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\W: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\Y: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\H: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\J: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened (read-only) \??\P: 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedge_proxy.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Windows Media Player\wmpnscfg.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Xbox.TCUI_1.23.28002.0_x64__8wekyb3d8bbwe\TCUI-App.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedge_proxy.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ielowutil.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpshare.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_83765\java.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedge.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\InputPersonalization.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\wordicon.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 2026-08-04_a3fb67d386740bc4d3adc9ea738f832e_mespinoza.exe