Analysis
- max time kernel
93s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 13:22
Behavioral task
behavioral1
Sample
2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.8MB
- Sample260809-qmba4sfn2x
- SHA256 3573c736d7bac13046f4405ff19da00516418c374491755e8090917ede5ef486
- MD5 f99edbd9cd0d588acd40801a74514416
- SHA1 f321bbf0b26c68658885d834780bde4a0baeae7e
- SHA512 83d5b9e2e587ece3232fa55c7b11efec9f2e92548dd76780e4d5763c8fd0d91f3c356953642aea61965aed7a5fe6ba2eb93a96fdbbe945a3c779120ef0e6c725
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l9TRzy0qNRJAYTqMi8CtBd2QHCHmTBW5k0uOrD:A3k03kHRJ8qJtb2I4turNp57pYq
- TLSH T1F0D57C12FA6446F5D022C078C5F36A96FA7134461730AACF0399E7392F63BD19E397A1
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/5732-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c5af-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2d6-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5984-88-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5732-87-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198fd-371.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001ac56-1285.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c5af-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2d6-11.dat aspack_v212_v242 behavioral2/files/0x00030000000198fd-371.dat aspack_v212_v242 behavioral2/files/0x000300000001ac56-1285.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5984 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" 2026-08-09_f99edbd9cd0d588acd40801a74514416_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 2026-08-09_f99edbd9cd0d588acd40801a74514416_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\jar.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\elevation_service.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javaw.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE 2026-08-09_f99edbd9cd0d588acd40801a74514416_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}\misc.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{9A8DEEB6-1F0A-4CF4-BD83-A8EC662094A8}\MicrosoftEdge_X64_139.0.3405.125.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Integration\Integrator.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\identity_helper.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\Java\jdk-1.8\bin\jrunscript.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\Office16\MSOUC.EXE 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE$ 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\7-Zip\7zG.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.exe File created C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jre-1.8\bin\javaws.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE 2026-08-09_f99edbd9cd0d588acd40801a74514416_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}\pptico.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\jre\bin\rmid.exe$ 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe$ 2026-08-09_f99edbd9cd0d588acd40801a74514416_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}\outicon.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 (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.exe File created C:\Program Files\7-Zip\7z.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe$ 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE patcher.exe File created 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\Java\jdk-1.8\bin\jstack.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE patcher.exe - Drops file in Windows directory 48 IoCs
description ioc Process File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe$ 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe$ 2026-08-09_f99edbd9cd0d588acd40801a74514416_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 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$ patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe patcher.exe File created C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe$ 2026-08-09_f99edbd9cd0d588acd40801a74514416_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 2026-08-09_f99edbd9cd0d588acd40801a74514416_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\:\autorun.inf 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_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 2026-08-09_f99edbd9cd0d588acd40801a74514416_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\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ 2026-08-09_f99edbd9cd0d588acd40801a74514416_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 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-08-09_f99edbd9cd0d588acd40801a74514416_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\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 2026-08-09_f99edbd9cd0d588acd40801a74514416_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 - 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 2026-08-09_f99edbd9cd0d588acd40801a74514416_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 2026-08-09_f99edbd9cd0d588acd40801a74514416_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 5732 2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5984 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-09_f99edbd9cd0d588acd40801a74514416_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_f99edbd9cd0d588acd40801a74514416_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:5732
-
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:5984
Network
MITRE ATT&CK Enterprise v16
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.8MB
- SHA256 3573c736d7bac13046f4405ff19da00516418c374491755e8090917ede5ef486
- MD5 f99edbd9cd0d588acd40801a74514416
- SHA1 f321bbf0b26c68658885d834780bde4a0baeae7e
- SHA512 83d5b9e2e587ece3232fa55c7b11efec9f2e92548dd76780e4d5763c8fd0d91f3c356953642aea61965aed7a5fe6ba2eb93a96fdbbe945a3c779120ef0e6c725
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l9TRzy0qNRJAYTqMi8CtBd2QHCHmTBW5k0uOrD:A3k03kHRJ8qJtb2I4turNp57pYq
- TLSH T1F0D57C12FA6446F5D022C078C5F36A96FA7134461730AACF0399E7392F63BD19E397A1
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.3MB
- SHA256 32123613c8f81bd078bb10190da2a50d3890b142a53c47a8c537add4b1361809
- MD5 311cf091765847c064a8b7aa0d8f72e6
- SHA1 12db3bcee47b3a20527d910d6ec03996dfbef43b
- SHA512 7fc4fedd3524ca7dc01f6097563fa4943a619a5c7b97f0777a4b6abfe511a6e1e9d8f32fa96accdbaacb214de644f5f5a1867b7f29e06d86e52665770524487e
- SSDEEP 49152:A3k03kHRJ8qJtb2I4turNp57pYqoPji0Aj:A3k03kHRG76d76/jo
- TLSH T109F56B12FA6447B5D022C079C5E3A69AFA71344617309ACF0399D7382F63BD29E3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\ktab.exe
- Size 2.8MB
- SHA256 a0e7ff3ccc3d30043438c44ac9a12eb3949eaba4d4e64f9cfa213ab22c134541
- MD5 0195ffbeedad0b638c3226b39fb8fc0c
- SHA1 7e6aec338ae554b73480c1181fe4367f9025aa2a
- SHA512 3530e225a93bb9f459be70036189f1ac336cd8d3a754044be3f4db8a68e77cbf8dc46b4a86adadd0773137ae5a6ed97240e525335b456d8ff9faf7e362b57431
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l9TRzy0qNRJAYTqMi8CtBd2QHCHmTBW5k0uOr6:A3k03kHRJ8qJtb2I4turNp57pYqz
- TLSH T121D57C12FA6446F5D022C078C5F36A96FA7134461730AACF0399E7392F63BD19E397A1
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\crashreporter.exe$
- Size 2.8MB
- SHA256 42e2df14149d811d5087e31c7b461b51f2438592407f85e75e06031b4eb4066d
- MD5 da03370dfd8fea60728a8436c006d4fc
- SHA1 431b9aa4b0f9568dfd6552f6f1218748158df526
- SHA512 e446cfa4c1b3ec8fad767963cf4d4a0970bc0638fa05a9baa2ed2144308937db33a3115915bb551c6baffdbc3ff318b81e590cd1f3569c077a5d29884c1c7534
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l9TRzy0qNRJAYTqMi8CtBd2QHCHmTBW5k0uOrt:A3k03kHRJ8qJtb2I4turNp57pYqI
- TLSH T193D56A12FA6406B5D062C074C9E39A96FA713D461730AADF0398F7292F33BD19E39761
- MD5 SHA1 SHA512 SSDEEP TLSH