Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
06/08/2026, 22:26
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
0 signatures
150 seconds
General
- Target 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe
- Size 775KB
- Sample260806-2cl6eace63
- SHA256 f6a7a72cbfbcdd3a9edb9a5e8ed15966475e650a8ae5373790ca49ec63a811d6
- MD5 ef1da558fd23f3bf1a5dd844d89e0330
- SHA1 a7810817f93a4590382a6eb3dedb15a34dc3d0ad
- SHA512 fa9627fd194a3ce245d1ae8e1105900837162ee10f44d4c0a3719e53a8dd65362adfe5e2f0a150b152c44683eabf793008f37a58194b1dfa90c1ea4a00465b43
- SSDEEP 6144:dzHs9LC3fsnc91Vr97MKNRneNMToeGYs+sOvr+c5:dzs9OWc/TcosKz
- TLSH T163F4503375E91848FD0E2DF48581B234F321ACAF3E4E7A8ADC48760E99776D23C59166
- 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) \??\O: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\T: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\V: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\A: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\H: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\S: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\X: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\Z: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\G: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\L: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\R: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\W: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\Y: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\B: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\E: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\N: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\P: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\Q: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\U: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\I: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\J: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\K: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened (read-only) \??\M: 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Windows Mail\wab.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_101250\javaw.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\cookie_exporter.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\identity_helper.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\notification_helper.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Windows Media Player\setup_wm.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxOutlook.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\BHO\ie_to_edge_stub.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\setup.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe 2026-08-06_ef1da558fd23f3bf1a5dd844d89e0330_mespinoza.exe