Analysis
- max time kernel
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/06/2026, 14:04
Behavioral task
behavioral1
Sample
2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260629-en
windows11-ltsc_2024-x64
12 signatures
150 seconds
General
- Target 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.7MB
- Sample260629-rdkc4agy7k
- SHA256 785cee41a9ecda233e43710b4219cdadf7415d93f13431c8a029ba1a37703f70
- MD5 8f2d5b6da1600e081a0ca54dd45cd1b1
- SHA1 5a56d6d4d29a20d5422e9855866e71f039ac175c
- SHA512 69dbb165fec66299e3417605296dd77b52e99d3121c1e9559e6e37368a6f3bc201db68a3c4ad6e34aa64550e9c0f27320a091c71629c7dbce3a67817717e82ed
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GduEcR+FZe0p4Ek4niOkl/A04szE87JKa:A3k03kHRJAeW4SkZP4sz9Mb
- TLSH T1C3855C16F6784363D0B3C0B9C5D6AA5AFE32344657308ACB0349D3282F277D59A3A779
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/3916-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000e00000001c56a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2ee-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4748-76-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3916-75-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c8f-1283.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000e00000001c56a-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2ee-11.dat aspack_v212_v242 behavioral2/files/0x0004000000019c8f-1283.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4748 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" 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\dotnet.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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}\joticon.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe$ 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe$ 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\ielowutil.exe patcher.exe File opened for modification C:\Program Files\RemoveUnregister.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe$ 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe patcher.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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 (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe patcher.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\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.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 15\ClientX64\OfficeClickToRun.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnscfg.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE$ 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\ohub32.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe$ patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE$ 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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 opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$ patcher.exe - Drops file in Windows directory 64 IoCs
description ioc Process File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\SMSvcHost\v4.0_4.0.0.0__b03f5f7f11d50a3a\SMSvcHost.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\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.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\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe$ 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_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\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Microsoft.NET\assembly\GAC_MSIL\SMSvcHost\v4.0_4.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe$ patcher.exe File created C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.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\logtransport2.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe patcher.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\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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 patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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 created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\SMSvcHost\v4.0_4.0.0.0__b03f5f7f11d50a3a\SMSvcHost.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\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 created C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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 patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\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\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe$ 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe$ patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe$ 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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 - 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 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3916 2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4748 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-26_8f2d5b6da1600e081a0ca54dd45cd1b1_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:3916
-
C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4748
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 785cee41a9ecda233e43710b4219cdadf7415d93f13431c8a029ba1a37703f70
- MD5 8f2d5b6da1600e081a0ca54dd45cd1b1
- SHA1 5a56d6d4d29a20d5422e9855866e71f039ac175c
- SHA512 69dbb165fec66299e3417605296dd77b52e99d3121c1e9559e6e37368a6f3bc201db68a3c4ad6e34aa64550e9c0f27320a091c71629c7dbce3a67817717e82ed
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GduEcR+FZe0p4Ek4niOkl/A04szE87JKa:A3k03kHRJAeW4SkZP4sz9Mb
- TLSH T1C3855C16F6784363D0B3C0B9C5D6AA5AFE32344657308ACB0349D3282F277D59A3A779
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.3MB
- SHA256 22592c025a14c00ca632e825ead2b7aa49e14eddcf614c5e0b59e72cc6cf8fe8
- MD5 c16350731a5f30eb778fab510ae59cc2
- SHA1 59bd4ecdd8b1f31e7fb0c72e4ab76a45363a7c7f
- SHA512 0ea9cdefba84630c723e0b1e5d4fc7f16e9569c4a747c07768e92e8fef6a03a34578e1bc59a5c3de6de48a7f03fc7d1b04680fa8406f0552de72d1970f7f8f0b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GduEcR+FZe0p4Ek4niOkl/A04szE87JKh:A3k03kHRJAeW4SkZP4sz9MbBPji0Aj
- TLSH T139B53A16F6788372D073C0B9C5D6AA9AFA32344657308ACB0349D72C2F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.8MB
- SHA256 1ca7dbcab6390d61dfef1e3b716ff2a81d995787543d46956a17628c3a4f15e8
- MD5 6cc08b55dc9b36da43dae9df2c8d1d8d
- SHA1 30987d5d55f2570749ad11c7d724dbd4e6a11345
- SHA512 b36fbd633882afc5c72fcbdd25722b1bd15e109a3b50bf367f16804f5def6484232903598b4c807d39aa271f34df457912bb12cfc06bfa13b14c6d17fa74b2ef
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GduEcR+FZe0p4Ek4niOkl/A04szE87JKv:A3k03kHRJAeW4SkZP4sz9Mbj
- TLSH T10C954B16F6B84362D0B2C075C9D6AA56FA313C461B308ADB0349F7282F377D5963A739
- MD5 SHA1 SHA512 SSDEEP TLSH