Analysis
- max time kernel
93s - max time network
152s - 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, 16:00
Behavioral task
behavioral1
Sample
2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_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_42b39a9dc9788a917bb6afbf04cf9f44_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_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.8MB
- Sample260804-tf4kvstgra
- SHA256 b45c309c6db3c313fce3acf5a8d73c3a67f327e77fd060f28719cdaf1419a3c2
- MD5 42b39a9dc9788a917bb6afbf04cf9f44
- SHA1 aafd069ee6e72af432b07e2f16e89b53035edfe4
- SHA512 b324b896489bb2529967b5e11b5217ebbf82d4545401ac0e38d501f69f0d532f760ec5508ddae2b6230c2545a092391260433bdbfbb4efa3a7205bce436530b0
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYipk5EU3mnXoZ643mnXoZ6iLa5D5Tv8:A3k03kB56rq3k03kB56rr
- TLSH T1E8957B13E6940FA4D10FC1749A968662EA737C125F2093DF2358AE153F72BD06B3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/1192-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c615-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000400000001b2cd-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1192-165-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3340-202-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a0dd-1015.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a21f-1129.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c615-5.dat aspack_v212_v242 behavioral2/files/0x000400000001b2cd-11.dat aspack_v212_v242 behavioral2/files/0x000300000001a0dd-1015.dat aspack_v212_v242 behavioral2/files/0x000300000001a21f-1129.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3340 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_42b39a9dc9788a917bb6afbf04cf9f44_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_42b39a9dc9788a917bb6afbf04cf9f44_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 created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe patcher.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\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE$ 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe$ 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\klist.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\ielowutil.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe$ 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe$ 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.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)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\BHO\ie_to_edge_stub.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\jstack.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\VideoLAN\VLC\vlc.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jconsole.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe$ 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe$ 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe patcher.exe File created C:\Program Files\Mozilla Firefox\firefox.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Windows directory 61 IoCs
description ioc Process File created C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_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$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.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\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe patcher.exe File created C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ patcher.exe File opened for modification C:\Windows\:\autorun.inf 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\AcroRd32Info.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_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\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$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe$ 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_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_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe$ 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe$ 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_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\AdobeCollabSync.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$ patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 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\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_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\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_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_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\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$ patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\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$ 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 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_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 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_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_42b39a9dc9788a917bb6afbf04cf9f44_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 1192 2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3340 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_42b39a9dc9788a917bb6afbf04cf9f44_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:1192
-
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:3340
Network
MITRE ATT&CK Enterprise v16
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.8MB
- SHA256 b45c309c6db3c313fce3acf5a8d73c3a67f327e77fd060f28719cdaf1419a3c2
- MD5 42b39a9dc9788a917bb6afbf04cf9f44
- SHA1 aafd069ee6e72af432b07e2f16e89b53035edfe4
- SHA512 b324b896489bb2529967b5e11b5217ebbf82d4545401ac0e38d501f69f0d532f760ec5508ddae2b6230c2545a092391260433bdbfbb4efa3a7205bce436530b0
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYipk5EU3mnXoZ643mnXoZ6iLa5D5Tv8:A3k03kB56rq3k03kB56rr
- TLSH T1E8957B13E6940FA4D10FC1749A968662EA737C125F2093DF2358AE153F72BD06B3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.3MB
- SHA256 b01994b77453520a6365c054b24f8267fd07b5476cc28036281b0e59bb9dfda1
- MD5 d523355cf22635b24113a1dc6ba8b29b
- SHA1 c99896433aaeea802b3ae79621bb837d14efd33d
- SHA512 6c968f70db69bf9be998c3389db388bddb0b7366e81bdb7c82fad03f9cb75e411c06023723ae0c137519a12a15d5a81f3de345da41a01891d6b9099ece831e69
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYipk5EU3mnXoZ643mnXoZ6iLa5D5TvQ:A3k03kB56rq3k03kB56rXPji0Aj
- TLSH T110B55B16E6940FA5D02FC174C5D69666EA733C425F3097CB1354AE283F72BD0AA3A363
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.8MB
- SHA256 91f51ab95fc631ce9e256fc293f1d91f43ee93875650378da8ff997cbfcb63a6
- MD5 e63d684a25f4dc43b3bc597281fb8638
- SHA1 ce8d616281c0219218ada9651646da593eb90bc2
- SHA512 aea4c86c45b328c432d0115975e04ea852a0707e9c3f660f9c98d34716f86b1913259361fdb9c1efd1edfe083f9ab7205d1ac453bd443ef9a4735247d2afd2bd
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYipk5EU3mnXoZ643mnXoZ6iLa5D5Tvh:A3k03kB56rq3k03kB56rw
- TLSH T113957B03E6940FA5D10F81749A968672EA777C425F2093DF2358AE153F72BC06B3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE$
- Size 2.2MB
- SHA256 3f79413a34d7b070a51a4a9128105cf4a51e3cfa4de3ee720e4e398c49a40b5d
- MD5 7fe85325bf9ae1a493530bac0e786952
- SHA1 16a23450e3a5a92a52c18bf20edaf8a85a23b8c8
- SHA512 d1b3809b67939e250069dd9b13220065b0d98d16d1aabe0f4f60a9272307540dad9b4c38ce2baa3d2bfee24fdbaa6c6918950642328290ab232d00a3c947d80a
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYipk5EU3mnXoZ643mnXoZ6iLa5D5TvD:A3k03kB56rq3k03kB56rS1lkWu0ya
- TLSH T193B56C03A7E50FA4E16F82709AB59522EA777C521F2183CF1354AD193F32BC0AA39757
- MD5 SHA1 SHA512 SSDEEP TLSH