Analysis
- max time kernel
98s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
26/08/2026, 00:17
Behavioral task
behavioral1
Sample
2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.5MB
- Sample260826-ak31ca1arg
- SHA256 427c6da396076d25f0b534605b2819c822d712f59c96c6d14ff4177d20981c65
- MD5 fce8829ebfed802140063e31114c6982
- SHA1 2481fba1b112fcbbb0c85ccacb531675fb229f66
- SHA512 88cdad0d6f7e07eb7de4e0304c3017d222a0e8beb3304f413cd4e1ebc46353b5ad2668c23b47684ecef78f0f8ff174a5abc2b64ce863ceaf457bc4dc8ac19107
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aEsy83jL2i25jcAkSYqyE:A3k03kHRJARJqZpYq
- TLSH T115756C16F6A401A5D063C178CAD69A56FA323C860B309BDF1354F7292F337D1AE3A761
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 5 IoCs
resource yara_rule behavioral2/memory/1152-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c350-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1152-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4284-40-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c350-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4284 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" 2026-08-25_fce8829ebfed802140063e31114c6982_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:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Internet Explorer\ieinstal.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe$ 2026-08-25_fce8829ebfed802140063e31114c6982_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 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe$ 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.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 opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstatd.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javacpl.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 2026-08-25_fce8829ebfed802140063e31114c6982_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}\osmadminicon.exe patcher.exe File created C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe 2026-08-25_fce8829ebfed802140063e31114c6982_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\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe patcher.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE$ 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\wsimport.exe 2026-08-25_fce8829ebfed802140063e31114c6982_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$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ielowutil.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe patcher.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE$ 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-25_fce8829ebfed802140063e31114c6982_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}\misc.exe$ 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Windows directory 64 IoCs
description ioc Process File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 2026-08-25_fce8829ebfed802140063e31114c6982_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$ 2026-08-25_fce8829ebfed802140063e31114c6982_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\ImmersiveControlPanel\SystemSettings.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe patcher.exe File created C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$ patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Workflow.Compiler\v4.0_4.0.0.0__31bf3856ad364e35\Microsoft.Workflow.Compiler.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-25_fce8829ebfed802140063e31114c6982_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$ 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe$ patcher.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Workflow.Compiler\v4.0_4.0.0.0__31bf3856ad364e35\Microsoft.Workflow.Compiler.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe$ 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File created C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-25_fce8829ebfed802140063e31114c6982_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\BrowserCore\BrowserCore.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Workflow.Compiler\v4.0_4.0.0.0__31bf3856ad364e35\Microsoft.Workflow.Compiler.exe$ patcher.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ 2026-08-25_fce8829ebfed802140063e31114c6982_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 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe$ patcher.exe File created C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-25_fce8829ebfed802140063e31114c6982_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 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 2026-08-25_fce8829ebfed802140063e31114c6982_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\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe patcher.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe patcher.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe 2026-08-25_fce8829ebfed802140063e31114c6982_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 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-25_fce8829ebfed802140063e31114c6982_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 1152 2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4284 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-25_fce8829ebfed802140063e31114c6982_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-25_fce8829ebfed802140063e31114c6982_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:1152
-
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:4284
Network
MITRE ATT&CK Enterprise v16
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.5MB
- SHA256 427c6da396076d25f0b534605b2819c822d712f59c96c6d14ff4177d20981c65
- MD5 fce8829ebfed802140063e31114c6982
- SHA1 2481fba1b112fcbbb0c85ccacb531675fb229f66
- SHA512 88cdad0d6f7e07eb7de4e0304c3017d222a0e8beb3304f413cd4e1ebc46353b5ad2668c23b47684ecef78f0f8ff174a5abc2b64ce863ceaf457bc4dc8ac19107
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aEsy83jL2i25jcAkSYqyE:A3k03kHRJARJqZpYq
- TLSH T115756C16F6A401A5D063C178CAD69A56FA323C860B309BDF1354F7292F337D1AE3A761
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.0MB
- SHA256 dbfd21d6c7ca488b32e2969f47f7754b0ca9a7d1b9dbc061008f79b063251262
- MD5 dfd5933daa4044a630876560a4162b80
- SHA1 ff21abd53baf25a9a9897c0fedf30d8155c1e82f
- SHA512 d487daf8a7e77c05ab866e76a2bcb2b9a8dbdf10db4c02f0ab9fc5533a633201d545daa768850163c786dac35d770a85597c8d09f1777d6dcce4af1f7345d422
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aEsy83jL2i25jcAkSYqyED0Le5ji0hmM:A3k03kHRJARJqZpYqjPji0Aj
- TLSH T159A55B16F6A44275D073C079C9D29A5AEA313C860B308ADB1395F7382F377E59A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH