Analysis
- max time kernel
98s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
15/08/2026, 18:31
Behavioral task
behavioral1
Sample
2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
- Size 973KB
- Sample260815-w6bc4ssvht
- SHA256 88f4a15ae4af5d16094a3eb09b4ac499ede2d1647851f72578afab702a51ba4a
- MD5 1b9f0e98f1256a035f023cc9738cb5e3
- SHA1 9bdfab69e5b0fea92871082d344b2e436017fad7
- SHA512 b8ccf5939c828d0926542dcd0cfefb586f8e122c860b175e6fe6b9a9d383d75186737c5eed747d1d35104b4d9893414b45de741e319cb51a4bc4ac5c2f2ed802
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQYCy6cMJlueJt5:A3k03kHRJ6RJ
- TLSH T1FD259D17F79900E8D10AC1789A969A22FB757C56173093DF2358C6162F63BD0AF3E3A4
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4792-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c5ba-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b2e1-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c000000019c28-84.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4792-139-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4284-140-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198ce-326.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c5ba-6.dat aspack_v212_v242 behavioral2/files/0x000200000001b2e1-11.dat aspack_v212_v242 behavioral2/files/0x000c000000019c28-84.dat aspack_v212_v242 behavioral2/files/0x00030000000198ce-326.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" 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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 (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jar.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmlaunch.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE$ 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\msouc.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$ patcher.exe File created C:\Program Files\7-Zip\7zG.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.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 (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpconfig.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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\Office16\SCANPST.EXE patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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)\Microsoft\Edge\Application\139.0.3405.125\msedge.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\ohub32.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.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\Windows Defender\MpDlpCmd.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\cookie_exporter.exe patcher.exe - Drops file in Windows directory 55 IoCs
description ioc Process 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$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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 created 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$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe$ patcher.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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\Microsoft.NET\assembly\GAC_MSIL\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe$ patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ 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 created C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe patcher.exe File created C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File created C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$ patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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\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$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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 opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.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 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4792 2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe 4284 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_1b9f0e98f1256a035f023cc9738cb5e3_amadey_cobalt-strike_conti_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:4792
-
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 973KB
- SHA256 88f4a15ae4af5d16094a3eb09b4ac499ede2d1647851f72578afab702a51ba4a
- MD5 1b9f0e98f1256a035f023cc9738cb5e3
- SHA1 9bdfab69e5b0fea92871082d344b2e436017fad7
- SHA512 b8ccf5939c828d0926542dcd0cfefb586f8e122c860b175e6fe6b9a9d383d75186737c5eed747d1d35104b4d9893414b45de741e319cb51a4bc4ac5c2f2ed802
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQYCy6cMJlueJt5:A3k03kHRJ6RJ
- TLSH T1FD259D17F79900E8D10AC1789A969A22FB757C56173093DF2358C6162F63BD0AF3E3A4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.5MB
- SHA256 23327efd15bba9d77784ad7bc61d8fd2e4945088e80c3d6fac708b904073ca59
- MD5 6c5259eded196802fbc503666b8ba69c
- SHA1 f088d2f947d5540787f668653ce4ed7cfa0cef0c
- SHA512 3ad9a9a3f3b32a3a4e377b2efb7f81deb1b295d5d1e41fbe6cd6643cdfb71b63677ced780747d71d97ca39536f4538a37123fb402fad56fa9994af20259f7efd
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQYCy6cMJlueJt5P0Le5ji0hmxNrM:A3k03kHRJ6RJ9Pji0Aj
- TLSH T17C757C17F6A802B5D067C1B8C5D29A5AEA713842173087CF1398C7292F67BE19F3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe$
- Size 1.0MB
- SHA256 45b8dacdaf4285d283e6834b4ffb727355ee9a9b88ce1cd8e8980ad852f9583d
- MD5 065dfc466b4df84ff2f4ce26dce4743a
- SHA1 e67cb78420f866438ddc4df309bb8148c14d2787
- SHA512 d0ccc434b1e69cc844854e08e77dfae6010786112892b67047ff7743d97c941c81364194051a0b9fdcc9becf47812429517fbe420c00eda02849c427778d9844
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQYCy6cMJlueJt5zZuj:A3k03kHRJ6RJc
- TLSH T104359D17F79800F9D15AC1789AA68A22EB757C56173093CF1358C6162F63BD0AF3E3A4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\java-rmi.exe
- Size 996KB
- SHA256 9c1b27f11c642dc86a34fff6bf28068d7409b3ec4c5972f4bc2c9b11099f8ecc
- MD5 4bf8d59f1749f77b2a0e8f84795531c1
- SHA1 ed4a8d93f9cd324c33cc9c2e0b35312f28c33dcd
- SHA512 a5fb4d946670df8ac994b16db68f407a436dde8cf3ba9dae877c5d46757d34cee8c0b88d4487a39c4fe9d10c69834c6ba0e3f38f1e19a34d1468baee8bc66716
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQYCy6cMJlueJt5IM:A3k03kHRJ6RJz
- TLSH T1D2259D13F79900E8D10AC1789A969A22FB757C56177093DF2358C6162F63BD0AF3E3A4
- MD5 SHA1 SHA512 SSDEEP TLSH