Analysis
- max time kernel
100s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/10/2026, 22:30
Behavioral task
behavioral1
Sample
2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 4.4MB
- Sample261013-2e8r7act7v
- SHA256 a4b222b63e12d8b8411fa7c2edb19b31f7eda867a292b35f5435e5d6b8c8046c
- MD5 b4fefd34b45e17bfc67705601c566e25
- SHA1 b998e9d8d1550290eca5069320856c86156d0249
- SHA512 c58974758a7b3776befbb7b5497d34bd28d3a6ff0967c76f781270b2cca42b2d774f0747fdb200a4825bdc1960e758934b675745eced2a66f758eee1f9dbe6cb
- SSDEEP 49152:A3kHRJARJaeW4SkZP4sz9MbkqJtb2IdqJtb2IsBqJtb2IUpYqqpYq:A3kHR+RcfkZckcfX6Z6
- TLSH T1DA260915F6788362D07BC0B9C6D2AA9AFA33344157708ACB02C6D77C2F276D58976732
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Custom signatureDetects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/3356-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c5e8-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c5e3-10.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3356-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1844-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001820a-96.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000b000000019cc6-1018.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0029000000019cc6-1257.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c5e8-5.dat aspack_v212_v242 behavioral2/files/0x000d00000001c5e3-10.dat aspack_v212_v242 behavioral2/files/0x000300000001820a-96.dat aspack_v212_v242 behavioral2/files/0x000b000000019cc6-1018.dat aspack_v212_v242 behavioral2/files/0x0029000000019cc6-1257.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1844 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" 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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\xjc.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.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 Office\Office16\DCF\SPREADSHEETCOMPARE.EXE$ 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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}\ohub32.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpconfig.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\wsimport.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.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\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE$ 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe$$ 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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 created C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE$ 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_105656\javaw.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe$ 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_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 created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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 (x86)\Microsoft\EdgeCore\122.0.2365.106\identity_helper.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\ConnectImport.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_105656\javaw.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\rmic.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE patcher.exe - Drops file in Windows directory 63 IoCs
description ioc Process File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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 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\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$ patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe 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\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe$ 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe patcher.exe File 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\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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$ 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe patcher.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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\:\autorun.inf 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\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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$ 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe$ 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe patcher.exe File created C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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\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\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-10-12_b4fefd34b45e17bfc67705601c566e25_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 3356 2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1844 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-12_b4fefd34b45e17bfc67705601c566e25_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-12_b4fefd34b45e17bfc67705601c566e25_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:3356
-
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:1844
Network
MITRE ATT&CK Enterprise v16
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 4.4MB
- SHA256 a4b222b63e12d8b8411fa7c2edb19b31f7eda867a292b35f5435e5d6b8c8046c
- MD5 b4fefd34b45e17bfc67705601c566e25
- SHA1 b998e9d8d1550290eca5069320856c86156d0249
- SHA512 c58974758a7b3776befbb7b5497d34bd28d3a6ff0967c76f781270b2cca42b2d774f0747fdb200a4825bdc1960e758934b675745eced2a66f758eee1f9dbe6cb
- SSDEEP 49152:A3kHRJARJaeW4SkZP4sz9MbkqJtb2IdqJtb2IsBqJtb2IUpYqqpYq:A3kHR+RcfkZckcfX6Z6
- TLSH T1DA260915F6788362D07BC0B9C6D2AA9AFA33344157708ACB02C6D77C2F276D58976732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe
- Size 4.9MB
- SHA256 32252fe82ae6acdba724f5044d33bedb26330c1f68b9bc9cd61a1ff6e0c372d6
- MD5 1e0a130ed35dee9ffb0a756f81e8feeb
- SHA1 5013a367f43d52faf90c70aa5472361314621492
- SHA512 6463caccdf4bf6000baf0b3b1cd45e73a3d7df3eb715dbc31f29c3650a5bd00d9764312542c9c811d69f0df41ce2dcfdd0a1a902ec538633578eb513db3a44a7
- SSDEEP 49152:A3kHRJARJaeW4SkZP4sz9MbkqJtb2IdqJtb2IsBqJtb2IUpYqqpYqjPji0Aj:A3kHR+RcfkZckcfX6Z6Gjo
- TLSH T165360915F6788362D077C0B9C6D2A69AFA33344257708ACB02C6D77C2F276D68976732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE
- Size 4.4MB
- SHA256 bdd26200e846a56841347a8a2a48d2df731b83eb2cae4cabf27407e94aa78d03
- MD5 1dda59501e69d5228b42c2473a8d2da4
- SHA1 4ae343bf264bc33f7fdd0932df942a71be86a8de
- SHA512 f375681921188b13741eb1510f0833e1d0f39e396a3c589c515642817d318e1e149424cf55fc7a87c6e1fe05b8958397e532aa9ecdea47f554a36fdaa1186337
- SSDEEP 49152:A3kHRJARJaeW4SkZP4sz9MbkqJtb2IdqJtb2IsBqJtb2IUpYqqpYqk:A3kHR+RcfkZckcfX6Z6t
- TLSH T1D5260915F6788362D07BC0B9C6D2AA9AFA33344157708ACB02C6D77C2F276D58976732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$
- Size 4.5MB
- SHA256 2f03f26c98c3355a25785ff99fb2b2894ffdceda836699ada9ecda7891c31674
- MD5 e95672fc58355d8f0615e2eacb4cab7f
- SHA1 1e8e82e3f4892f191f03b292595b7cdae091234e
- SHA512 7b075f63269394c3fa95e2e0801948a978342d3279735197a12759f3c03dccca761bceaa79c1cb115c24908e55c79d7c874edd2747d6f9afd8d10bf17e1f5286
- SSDEEP 49152:A3kHRJARJaeW4SkZP4sz9MbkqJtb2IdqJtb2IsBqJtb2IUpYqqpYqt:A3kHR+RcfkZckcfX6Z6Y
- TLSH T11526F815F6788362D077C0B9C6D2AA9AFA33384157708ACB0285E77C2F376D58976732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe$
- Size 4.4MB
- SHA256 9504db4201ef7f7dfb5820224aff8ef438f289639586af5c01f9c6cae2cfbc04
- MD5 c2f40b26dcb069f2a33b70aaca20e9cf
- SHA1 0fa0ad85cf2ea3942b26d3e9c0a790354aa2b820
- SHA512 b6d238974f98fc4c4de63a1048394240bbd22bb6e8355cdffa174b49503cc00b3a4e05425dcfddba3aa308f240befeb19de26d7bd707b8ecb9ab80553f4088ff
- SSDEEP 49152:A3kHRJARJaeW4SkZP4sz9MbkqJtb2IdqJtb2IsBqJtb2IUpYqqpYqQj:A3kHR+RcfkZckcfX6Z6Dj
- TLSH T1D3260915F6788362D07BC0B9C6D2AA9AFA33344157708ACB02C6D77C2F276D58976732
- MD5 SHA1 SHA512 SSDEEP TLSH