Analysis
- max time kernel
94s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
25/09/2026, 20:19
Behavioral task
behavioral1
Sample
2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260925-y33paswcqd
- SHA256 ef89bb77d7f89f1831f781acea114f82ee1f38d9f0d90e7dab3d1e2b24f5c423
- MD5 bdc55705dd0ab3365f369c8f77ff5692
- SHA1 cbcc645a617946d938635fed4c520ad7cd9f3e3a
- SHA512 d121ba3e2b3b6f8f0b97479b50b623efb3b635210149ea8e5088be3aeae655fb944c374ba824a78b02affaad384ff4707c0f7cb4da070fab8c5b552821b89c16
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlajgD5Tvinrm7acHOakD:A3k03kHRJl56rr
- TLSH T1AF350506E2980AA8D01F8174C7964662F6777C115FE093CB13D4EE3D3F72A90AAF9653
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 9 IoCs
resource yara_rule behavioral2/memory/4640-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c5e0-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b220-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4640-165-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1420-202-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198e9-332.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198e7-334.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001ac72-1022.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x002c000000019cc9-1252.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c5e0-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b220-11.dat aspack_v212_v242 behavioral2/files/0x00030000000198e9-332.dat aspack_v212_v242 behavioral2/files/0x00030000000198e7-334.dat aspack_v212_v242 behavioral2/files/0x000300000001ac72-1022.dat aspack_v212_v242 behavioral2/files/0x002c000000019cc9-1252.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1420 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" 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\ktab.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{0AF901DF-08D6-4B70-B8A5-E1B085E881A8}\MicrosoftEdge_X64_139.0.3405.125.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe$ 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification 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\rmiregistry.exe$ 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe patcher.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 (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe$ patcher.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe$ 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe$ 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.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\Common Files\microsoft shared\OFFICE16\LICLUA.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_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}\xlicons.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\identity_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.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\jdk-1.8\bin\klist.exe$ 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ielowutil.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_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 opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE$ 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_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 (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_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 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe$ 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_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}\wordicon.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe patcher.exe - Drops file in Windows directory 59 IoCs
description ioc Process 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\acrotextextractor.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 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\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe$ patcher.exe File created C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe patcher.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ patcher.exe File created 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_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe patcher.exe File opened for modification C:\Windows\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$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\dfsvc\v4.0_4.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe$ patcher.exe File 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$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe patcher.exe File opened for modification C:\Windows\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\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 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\eula.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_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\:\autorun.inf patcher.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\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$ 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_32\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\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 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 patcher.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe patcher.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.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 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_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 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_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 4640 2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1420 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-25_bdc55705dd0ab3365f369c8f77ff5692_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:4640
-
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:1420
Network
MITRE ATT&CK Enterprise v16
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 ef89bb77d7f89f1831f781acea114f82ee1f38d9f0d90e7dab3d1e2b24f5c423
- MD5 bdc55705dd0ab3365f369c8f77ff5692
- SHA1 cbcc645a617946d938635fed4c520ad7cd9f3e3a
- SHA512 d121ba3e2b3b6f8f0b97479b50b623efb3b635210149ea8e5088be3aeae655fb944c374ba824a78b02affaad384ff4707c0f7cb4da070fab8c5b552821b89c16
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlajgD5Tvinrm7acHOakD:A3k03kHRJl56rr
- TLSH T1AF350506E2980AA8D01F8174C7964662F6777C115FE093CB13D4EE3D3F72A90AAF9653
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.6MB
- SHA256 d142568b2d5ec9380cd51b3d8068742f478d0827bbb0423208a361cb96c95dc8
- MD5 d2708ff325034a33f0026c25a20b4e46
- SHA1 1decbfd5d8e283f057843d4c71ea243f1211862a
- SHA512 0fb29e3e4d2958dafca9951ca82768a4e033e542068861e85901c2c00e6d76de621643728369be32eb87d7b373987d36f305e2f1069f1e956a92299a20b13f99
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlajgD5Tvinrm7acHOak/0Le5ji0hmxNrM:A3k03kHRJl56rXPji0Aj
- TLSH T199851816E6644BA5D02FC074C7929656FA733C411FA087CB03D4EA3D3F266D19ABA723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jstack.exe
- Size 1.1MB
- SHA256 8ee4c12aca95498dcc41f81b5810d601ed449faebf5b8c67fbfcc2c80c3c8ef5
- MD5 64bb6ba064eebea6aef282f53bb810bf
- SHA1 f4df476669a8350622756e156b994a56b6e3ddde
- SHA512 7dd5dbb2b5f3cb283e92e1fe49247be7539e7dbea32e2e20c906e22f3e3c7b236f8fe467c7e845537ebc7dc0c5a0d10174aa65e641903ea4f3e3c9674c97325f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlajgD5Tvinrm7acHOakiK:A3k03kHRJl56rV
- TLSH T1C7450506E6980AA8D01F8174C7964662F6737C115FE093CB13D4EE3D3F72A90AAF9653
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jstack.exe$
- Size 1.1MB
- SHA256 15ef2cd63ad90ad1f84261b2ac355a6cc98b65bab644250ce7b86c40bda0c6a4
- MD5 763917f9ac43ac135654eff4788c8ad9
- SHA1 5f1a48314980af5d80f35f0a4987cc382e375c77
- SHA512 e158de41ec2b6adf810e4da57811b19d9894116abe006177867bf8d326bb0efda7a5f4d52719923a8c08dfac234b99d0a31c0e88c8daf08bddc42de55cd2e537
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlajgD5Tvinrm7acHOakZf:A3k03kHRJl56rd
- TLSH T117450506E6980AA8D01F8174C7964662F6737C115FE093CB13D4EE3D3F72A90AAF9653
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE
- Size 1.1MB
- SHA256 dcbd4fcd9139421d8627fae24fde8ffef43e0948e10d6825c8c73c5b8cb3ac4b
- MD5 a1fdbb89f5d7fb6b1ac75e01f0daad1f
- SHA1 1ee044470128e3a2c3def58a8fdd1a48cce450e1
- SHA512 475513a95b23b21ee2bd243db956b896c90a46455dba1cbd29d30884cdc0d3a65cb6ae1697e9f972e3a3adcc72450700095efa4fc202639ef8619d100c134d07
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlajgD5Tvinrm7acHOakCwE:A3k03kHRJl56rw
- TLSH T157450406E6980AA8D01F8174C7958662F6777C111FE093CB13D4EE3D3F72A90AAF9653
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$
- Size 1.2MB
- SHA256 46ae09724a09ab43584686448749ec37e820fbc405e9ba8933463f29511ba1e0
- MD5 223260b253ed8bfc1c728c42578f07be
- SHA1 3ee239f12542e0d54f42339c9c9c6226a45deadb
- SHA512 a75c21deae9260efe1f35cca5db2162b0a6871ee51d5d5fa763d0f10d63653bca9280433f81c82c435e57638d1be0e4bfa816f52cade2ac1844f081f18fd5c8b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlajgD5Tvinrm7acHOakbF:A3k03kHRJl56rJ
- TLSH T1A345F506E2950AA4C15F8134CB968662F6377C510FE097EB13D4FE3D3F32690AAE9653
- MD5 SHA1 SHA512 SSDEEP TLSH