Analysis
- max time kernel
99s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/08/2026, 13:05
Behavioral task
behavioral1
Sample
2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
11 signatures
150 seconds
General
- Target 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.0MB
- Sample260807-qbpdlaem2s
- SHA256 84f83dec747f4e1a410db11e0a3779ae489629dec30ebd2125879dd28cd5d237
- MD5 441b8df09dd93db7570b744028bbd3b9
- SHA1 740c1c9b8ccebad63dace9c5df04604dab7fa3f9
- SHA512 8e9b95a6b110ee4376c7142f365b58bc272581348d863e3ebd4a1ba48638837034bded61d74eb4483143b33b0bd4e550cbe079cdc69def120b64d083da79e221
- SSDEEP 49152:A3k03kHRJ6eW4SkZP4sz9Mb5eW4SkZP4sz9Mb8pYq:A3k03kHRIfkZcNfkZc86
- TLSH T1D6E51916F6788323D0B3C0B9C5D6AA9AFE32344657308ACB0349D72C2E277D5963A775
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/5976-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c5f0-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5976-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/920-58-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001e0000000173bd-1522.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c5f0-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x001e0000000173bd-1522.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 920 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" 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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\Microsoft Office\root\Office16\SDXHelper.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.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\Google\Chrome\Application\140.0.7339.81\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\jre\bin\javacpl.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe patcher.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\7-Zip\7zFM.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\rmid.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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}\grv_icons.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\wsgen.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$ patcher.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 (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\MicrosoftEdgeUpdateComRegisterShell64.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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 created C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe$ patcher.exe File opened for modification 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 created C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\dotnet.exe$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Windows directory 64 IoCs
description ioc Process File opened for modification C:\Windows\BrowserCore\BrowserCore.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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\eula.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 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\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 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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\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$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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 created C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$ patcher.exe File created C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 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\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\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 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\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe$ 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.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 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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 2026-08-07_441b8df09dd93db7570b744028bbd3b9_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 5976 2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 920 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-07_441b8df09dd93db7570b744028bbd3b9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-07_441b8df09dd93db7570b744028bbd3b9_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:5976
-
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:920
Network
MITRE ATT&CK Enterprise v16
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.0MB
- SHA256 84f83dec747f4e1a410db11e0a3779ae489629dec30ebd2125879dd28cd5d237
- MD5 441b8df09dd93db7570b744028bbd3b9
- SHA1 740c1c9b8ccebad63dace9c5df04604dab7fa3f9
- SHA512 8e9b95a6b110ee4376c7142f365b58bc272581348d863e3ebd4a1ba48638837034bded61d74eb4483143b33b0bd4e550cbe079cdc69def120b64d083da79e221
- SSDEEP 49152:A3k03kHRJ6eW4SkZP4sz9Mb5eW4SkZP4sz9Mb8pYq:A3k03kHRIfkZcNfkZc86
- TLSH T1D6E51916F6788323D0B3C0B9C5D6AA9AFE32344657308ACB0349D72C2E277D5963A775
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
- Size 3.3MB
- SHA256 b7a734e26c08f2f1726a009c7040825dfd57cf61b22af29b84e2b8347c90781a
- MD5 c2f5a57ccc29dfb5fbdccb8f73e487f1
- SHA1 6f3ccb201a4604e804bc70b02287002dd8bed0c8
- SHA512 26565a10c52da3612f92e447505b66c7d0711a71e8843ccf4c334b18c834bdb335fb840c4fdfbd7d2511a8c7cf41df903f8e582229043af4eace23d11398c723
- SSDEEP 49152:A3k03kHRJ6eW4SkZP4sz9Mb5eW4SkZP4sz9Mb8pYqsT1Llje:A3k03kHRIfkZcNfkZc86jLte
- TLSH T1D7F52A16F6788372D0B3C0B9C5D6AA9AFA72344657308ACB0349D32C2F277D5963A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.6MB
- SHA256 7ba6c368fc53b4cc925a7f15ced4ae20ff1cb39463184255fb1402670a144106
- MD5 a4c05c734956658dfac7be71cf5696ea
- SHA1 d5ac96c7903c65edb87d3340d744674ec2b98faf
- SHA512 9c5cf0bba39a7893c800ec4e086f22c2c4378c406ec98c89653094fd31fc8447a0f7949d30f99e1b0f29ecda3b57f17dedd9e134df74ea07e6fda875e9bfd658
- SSDEEP 49152:A3k03kHRJ6eW4SkZP4sz9Mb5eW4SkZP4sz9Mb8pYqjPji0Aj:A3k03kHRIfkZcNfkZc86Gjo
- TLSH T12D061916F6788322D0B3C0B9C5D6AA9AFE32344657308ACB0349D76C2F277D69636735
- MD5 SHA1 SHA512 SSDEEP TLSH