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
04/08/2026, 15:24
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
0 signatures
150 seconds
General
- Target 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe
- Size 775KB
- Sample260804-stjbeatbrc
- SHA256 9cd1a62bc459412af246601a2162ee4a37c5274ba4eeee9c770eb6550856fb7a
- MD5 7145bc68522755c5a43191569cb35cb2
- SHA1 df0085ba3d0d5f93e37bea55d5f95a1c95ab6cc3
- SHA512 860b15faa1608febebd5c791e5e550665ba33c3fc288a6052aa5ce885f1889c2d8ada3260e10fd6c122515a2a45f9927167c5e90fd9b2b32e19729fe51173ed8
- SSDEEP 6144:bSIs92PSfsnc91Vr97MKNRneNMToeGYyB/aFAcJ6BKwoRJ:b1s9Upc/Tcdaqy8xuJ
- TLSH T1EFF4507375D91848FD0E2DF48581B234F321ACAF3E4E7A8ADC48720E99776D23C591A6
- 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) \??\W: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\B: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\H: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\J: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\K: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\O: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\T: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\S: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\X: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\Z: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\A: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\E: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\G: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\L: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\M: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\Q: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\Y: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\I: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\N: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\P: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\R: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\U: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened (read-only) \??\V: 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_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_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\BHO\ie_to_edge_stub.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateSetup.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Internet Explorer\iexplore.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\identity_helper.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateCore.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{D85901DF-D0DA-4964-AECD-B8E8AF22AD43}\MicrosoftEdge_X64_139.0.3405.125.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeComRegisterShellARM64.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\pwahelper.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmlaunch.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_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 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebpImageExtension_1.0.22753.0_x64__8wekyb3d8bbwe\codecpacks.webp.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe 2026-08-04_7145bc68522755c5a43191569cb35cb2_mespinoza.exe