Analysis
- max time kernel
149s - max time network
134s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
27/07/2026, 11:02
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
0 signatures
150 seconds
General
- Target 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe
- Size 775KB
- Sample260727-m5cecaae68
- SHA256 bb9c4cd9bded805db8daec0e5bb273f2c3dfadde3b4e2a1c47e19c9c67edb01c
- MD5 ef926bb139d2419be7d16922579c0286
- SHA1 30d85ca36b8433d98f104fd38bfd773a0ca33216
- SHA512 5f6e820a5a4e6bc7bff2321144cab1ef69913d0f3cbd7c1171343f12443c5b6e6b4e52f55a2f9a84fb1664493df65ae63cb9bba4431d71cae2135b1a8c93e46b
- SSDEEP 6144:Pvhs9SXOfsnc91Vr97MKNRneNMToeGYjlt:Pps9QFc/TcGlt
- TLSH T1D4F4513375A91848FD0D2DF48581B234F321ADAF3E4F7A8ADC48760A99776E23C19167
- 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) \??\H: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\K: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\N: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\P: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\A: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\E: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\J: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\L: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\S: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\T: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\W: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\X: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\G: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\I: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\M: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\R: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\V: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\Z: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\B: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\O: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\Q: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\U: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened (read-only) \??\Y: 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_101250\javaws.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedge.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeClickToRun.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_101250\java.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeComRegisterShellARM64.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\pwahelper.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedge.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\elevation_service.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\ShapeCollector.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdate.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\msouc.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe 2026-07-27_ef926bb139d2419be7d16922579c0286_mespinoza.exe