Analysis
- max time kernel
100s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 16:11
Behavioral task
behavioral1
Sample
2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.7MB
- Sample260804-tnbj2sdd93
- SHA256 e8a624ba5a620f6c78f6888f05c99244b385f4d2254d62f29a2fe08097e420f4
- MD5 37cdf3898c268480aeb3f54b01559d26
- SHA1 787a900b41d50bfd4c46cb706bd9be790c05e455
- SHA512 732d056398ec4763bac65c3923efa66b319783c4b94148c839170727ea326862099031279a05e38e291f1daae9717493ddf44e50ded44daa048b492a14fe0246
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEacLaERaEopnD5TvinrmC0Le5ji0hmxNw:A3k03kHRJARJh56rTPji0Aj
- TLSH T1E0855B16F6A84BA5D06BC178C5D29656EA733C420F3087CB03549E293F77BD19E3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/5048-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000b00000001c63b-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2b0-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5048-75-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5364-100-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d000000019cb4-1017.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000b00000001c63b-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2b0-11.dat aspack_v212_v242 behavioral2/files/0x000d000000019cb4-1017.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5364 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" 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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\Java\jdk-1.8\bin\jinfo.exe$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\servertool.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\wsimport.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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}\visicon.exe$ patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.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\Microsoft Office\root\Office16\MSQRY32.EXE 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File opened for modification 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\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jcmd.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.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\root\Office16\msoev.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\updater.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.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\jre-1.8\bin\unpack200.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpshare.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$ patcher.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\Java\jre-1.8\bin\keytool.exe$ patcher.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Windows directory 64 IoCs
description ioc Process 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$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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\BrowserCore\BrowserCore.exe patcher.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe patcher.exe File 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\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File created C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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 opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe$ patcher.exe File 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\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\logtransport2.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\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe patcher.exe File opened for modification C:\Windows\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$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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 created C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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\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$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.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 - 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 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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 2026-08-04_37cdf3898c268480aeb3f54b01559d26_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 5048 2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5364 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_37cdf3898c268480aeb3f54b01559d26_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_37cdf3898c268480aeb3f54b01559d26_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:5048
-
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:5364
Network
MITRE ATT&CK Enterprise v16
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 e8a624ba5a620f6c78f6888f05c99244b385f4d2254d62f29a2fe08097e420f4
- MD5 37cdf3898c268480aeb3f54b01559d26
- SHA1 787a900b41d50bfd4c46cb706bd9be790c05e455
- SHA512 732d056398ec4763bac65c3923efa66b319783c4b94148c839170727ea326862099031279a05e38e291f1daae9717493ddf44e50ded44daa048b492a14fe0246
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEacLaERaEopnD5TvinrmC0Le5ji0hmxNw:A3k03kHRJARJh56rTPji0Aj
- TLSH T1E0855B16F6A84BA5D06BC178C5D29656EA733C420F3087CB03549E293F77BD19E3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 b6202d2fb4cdb137b68cfd71a06ff01d88b407a9f63d188ef5ef9f4eb3890f35
- MD5 051ce9c456e4ab93b4a1274b7ffbbd87
- SHA1 50bd26abd4df68703858e082bc2965d86ebc0e1f
- SHA512 7d4af2ddf8001e5ed1adb8cc93d778155e825203c605c5484bf09ff07d0f1dab77164c6e0a864686ff5383554c4867d0c7b406d6c5fb281f10313f4e279e8c7b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEacLaERaEopnD5TvinrmC0Le5ji0hmxNe:A3k03kHRJARJh56rTPji0AjKPji0Aj
- TLSH T1AFB54B16F6A44775D07BC079C5D2965AEA723C420F308BCB0395DB283F27BD59A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.7MB
- SHA256 39fb4ea4070b4e18a0b11360b427e4f8dc17108b03231f9c0bf23cd8e0399205
- MD5 ef87f84acf501d5719f0b1d2a06701e5
- SHA1 9488a2cb38f0581c8bad6161d801e39e4beaedb8
- SHA512 c3ee6e25c7a9a68e895aa40bad2686f1f59f641537d60f2f286616c40a9f5b4340e351667151330c510f2901d3201e396b8028048c734348626cf55b55024a37
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEacLaERaEopnD5TvinrmC0Le5ji0hmxN7:A3k03kHRJARJh56rTPji0Aj7
- TLSH T13B855B16F6A84BA5D06BC178C5D29656EA733C420F3097CB0354DE293F77BD19A3A322
- MD5 SHA1 SHA512 SSDEEP TLSH