Analysis
- max time kernel
97s - max time network
131s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
12/08/2026, 07:00
Behavioral task
behavioral1
Sample
2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.7MB
- Sample260812-hsvyps1cnd
- SHA256 7bcdc2d06432931ab14c4c2c26a3463fca9c3fddebf6bf1820ee2b4a3ae9d953
- MD5 fda7c8422ca59a1c1d8cde2b8b5c0f3b
- SHA1 863ca9cad2dab5273929c60b14f30a661d03408a
- SHA512 6c8ba2a5c2b2891e127ceaad1d4c15213a9af0476dfd0d6aa1831c0bedc1b4e8862c6504bd396f6e44a88d3f1d9ba15ae913ea5f4fc3ecdf0996c1024b95eb10
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKwo26yD5TvinrmC0Le5ji0hmxNrM:A3k03kHRJW56rTPji0Aj
- TLSH T14F856B16F6A40BA5D02FC178C5D2965AEA733C425F3087CB1354DE283F63BD19A3A762
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/1796-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000500000001b896-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b311-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1796-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1924-40-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019caa-1278.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000500000001b896-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b311-11.dat aspack_v212_v242 behavioral2/files/0x0004000000019caa-1278.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1924 patcher.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" patcher.exe - Drops autorun.inf file 1 TTPs 2 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\serialver.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge.exe patcher.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoia.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe$ patcher.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe$ patcher.exe File created C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE patcher.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javah.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Windows directory 32 IoCs
description ioc Process File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$ patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe patcher.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe$ 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe patcher.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1796 2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1924 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_fda7c8422ca59a1c1d8cde2b8b5c0f3b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"1⤵
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of SetWindowsHookEx
PID:1796
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C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of SetWindowsHookEx
PID:1924
Network
MITRE ATT&CK Enterprise v16
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 7bcdc2d06432931ab14c4c2c26a3463fca9c3fddebf6bf1820ee2b4a3ae9d953
- MD5 fda7c8422ca59a1c1d8cde2b8b5c0f3b
- SHA1 863ca9cad2dab5273929c60b14f30a661d03408a
- SHA512 6c8ba2a5c2b2891e127ceaad1d4c15213a9af0476dfd0d6aa1831c0bedc1b4e8862c6504bd396f6e44a88d3f1d9ba15ae913ea5f4fc3ecdf0996c1024b95eb10
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKwo26yD5TvinrmC0Le5ji0hmxNrM:A3k03kHRJW56rTPji0Aj
- TLSH T14F856B16F6A40BA5D02FC178C5D2965AEA733C425F3087CB1354DE283F63BD19A3A762
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 0e6fe778ac23e8a13cc63ef147eca3b5521577240ae128a0fd407eb280add592
- MD5 4643cf03385334a5fd218561782cd80c
- SHA1 17e1ab9bafdca8381bc66dc88a70b5e4fd8526b2
- SHA512 c0a4f6562d04bb761bb57245654d54fbc2df512cbd0ff5f2a73faf49d5ecb63924d2aec248cdddb18dc79fec1249373ac886c74c7da09557bff01fa1f53b3c2c
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKwo26yD5TvinrmC0Le5ji0hmxNrMD0Lu:A3k03kHRJW56rTPji0AjKPji0Aj
- TLSH T121B55B16F6A44B75D02BC079C5D2969AEA723C421F3087CB0355DB283F67BD19A3A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.7MB
- SHA256 38ca3f3bd07076f7240899a2743f29a408c615f93789adbb127339ccf933e94f
- MD5 b7f65ad8405c55df8e56264550821133
- SHA1 99ee0a3143575e46d3abf8f8145da98bfa8a2ee4
- SHA512 28df3cc77ea686db6b57163c259cb42b90ac14222119cfe8fb2c5d1f6847b633f05c478ab29a81e6de1b7ce995ad7fe0b648731356f73995c588d3580740173a
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiKwo26yD5TvinrmC0Le5ji0hmxNrMPF:A3k03kHRJW56rTPji0Ajq
- TLSH T14D855B16E6A40BA5D06BC074C9D69656EA733C421F3087DB1354BF283F337D1AA3A762
- MD5 SHA1 SHA512 SSDEEP TLSH