Analysis
- max time kernel
86s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/08/2026, 13:01
Behavioral task
behavioral1
Sample
2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe
- Size 968KB
- Sample260824-p9jekayanf
- SHA256 1e730f6dbdfe1aeae39051146ee12d1f0136dfdfc065714bd89c579871b100bb
- MD5 43917c0f0554616d4f22378d70ad0bf1
- SHA1 43093e5c0f321f89cc8d3607affce2e87e6e247e
- SHA512 680e3d1c401af043c6e747c75a848718a7d71a0c9d671521b3de70654f12439d2c366112427a0734cb4d89fe42bbf374f1e7b5880072ca9a4a10e440efea52e6
- SSDEEP 12288:A3ZUnXoZ643ZUnXos1gL5pRTcAkS/3hzN8qE43fm78Va0XHfHc:A3mnXoZ643mnXoJ5jcAkSYqyEam/Hc
- TLSH T1EA256B16F76442B5D073C0B9CAD2AA66FE31344517309ACF1389D7282F27BE19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 10 IoCs
resource yara_rule behavioral2/memory/788-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c616-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2b0-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1128-256-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/788-255-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198c7-287.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019ba6-678.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000500000001a0ad-1023.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0005000000019d4e-1271.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0011000000019c87-1464.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c616-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2b0-11.dat aspack_v212_v242 behavioral2/files/0x00030000000198c7-287.dat aspack_v212_v242 behavioral2/files/0x0003000000019ba6-678.dat aspack_v212_v242 behavioral2/files/0x000500000001a0ad-1023.dat aspack_v212_v242 behavioral2/files/0x0005000000019d4e-1271.dat aspack_v212_v242 behavioral2/files/0x0011000000019c87-1464.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1128 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" 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.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 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.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\Internet Explorer\ExtExport.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.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\Google\Chrome\Application\chrome_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe$ 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\xjc.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe$ 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe$ 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe$ 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe patcher.exe File created 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\notification_helper.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe$ patcher.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\Windows Defender\Offline\OfflineScannerShell.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe$ 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.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\MSOHTMED.EXE 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE$ patcher.exe File opened for modification 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\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_proxy.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\dotnet\dotnet.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$ 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE patcher.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe$ patcher.exe - Drops file in Windows directory 51 IoCs
description ioc Process 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\Microsoft.Workflow.Compiler\v4.0_4.0.0.0__31bf3856ad364e35\Microsoft.Workflow.Compiler.exe$ patcher.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\PresentationFontCache\3.0.0.0__31bf3856ad364e35\PresentationFontCache.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\assembly\GAC_MSIL\WsatConfig\3.0.0.0__b03f5f7f11d50a3a\WsatConfig.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe$ patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\SMSvcHost\v4.0_4.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AcroRd32Info.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File created C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Workflow.Compiler\v4.0_4.0.0.0__31bf3856ad364e35\Microsoft.Workflow.Compiler.exe patcher.exe File opened for modification C:\Windows\ImmersiveControlPanel\SystemSettings.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrobroker.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\wow_helper.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\SMSvcHost\v4.0_4.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.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 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\acrotextextractor.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ 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\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\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\assembly\GAC_MSIL\SMSvcHost\3.0.0.0__b03f5f7f11d50a3a\SMSvcHost.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\BrowserCore\BrowserCore.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.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_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\SMSvcHost\v4.0_4.0.0.0__b03f5f7f11d50a3a\SMSvcHost.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\AdobeCollabSync.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\adelrcp.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\logtransport2.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\AdobeCollabSync.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File created C:\Windows\Microsoft.NET\assembly\GAC_64\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\ComSvcConfig\v4.0_4.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Workflow.Compiler\v4.0_4.0.0.0__31bf3856ad364e35\Microsoft.Workflow.Compiler.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\_4bitmapibroker.exe patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\reader_sl.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe$ patcher.exe File opened for modification C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B744CAF070E41400\15.7.20033\eula.exe 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.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 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.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 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 788 2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe 1128 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-23_43917c0f0554616d4f22378d70ad0bf1_amadey_cobalt-strike_conti_elex_hijackloader_vidar.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:788
-
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:1128
Network
MITRE ATT&CK Enterprise v16
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 968KB
- SHA256 1e730f6dbdfe1aeae39051146ee12d1f0136dfdfc065714bd89c579871b100bb
- MD5 43917c0f0554616d4f22378d70ad0bf1
- SHA1 43093e5c0f321f89cc8d3607affce2e87e6e247e
- SHA512 680e3d1c401af043c6e747c75a848718a7d71a0c9d671521b3de70654f12439d2c366112427a0734cb4d89fe42bbf374f1e7b5880072ca9a4a10e440efea52e6
- SSDEEP 12288:A3ZUnXoZ643ZUnXos1gL5pRTcAkS/3hzN8qE43fm78Va0XHfHc:A3mnXoZ643mnXoJ5jcAkSYqyEam/Hc
- TLSH T1EA256B16F76442B5D073C0B9CAD2AA66FE31344517309ACF1389D7282F27BE19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe
- Size 1.2MB
- SHA256 45e1e259a505a28ffd2e22e9aa0ea49823c497367713ec78cc4168c1689901b2
- MD5 f791762144eb2462c5cc973e55d539fa
- SHA1 d91b75566521fc332a2b235df7ef28e9af12afeb
- SHA512 6b8fa19490eb0801007224b958784ec0e4d2bafe0fce84218119b9fe72c493c8a2933234bd8c5f8a1b7fb6fd5781ece9709d6efb8a7cbd1f67bea2cd03272397
- SSDEEP 24576:A3mnXoZ643mnXoJ5jcAkSYqyEam/HMD+qB2:A3k03k2pYq0+t
- TLSH T152457D26F7644275D063C0B5CAD6AB7BF93178450B3096CF5388C7282F63BE19A3A761
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.5MB
- SHA256 ca59397a2e0c2e1dd6683dbbf7b9820c6c9373d89e6472514a5b561841475c2e
- MD5 8b14ab5cc1f4a56ba5ec2859c4a95bda
- SHA1 18222aa693521d2e3bc3e25deb4f878fcc756d74
- SHA512 353884e675d47e942ce4d382fdf49c41ee57aabeb35617dc72334a0b31e6d817a529e1b381fdf2faa1f5b00eaab4a1d73e277e9d83ae24e23ac3bc56af66f752
- SSDEEP 24576:A3mnXoZ643mnXoJ5jcAkSYqyEam/Hk0Le5ji0hmxNrM:A3k03k2pYqaPji0Aj
- TLSH T180754A16F6644375D073C0B9C6D2A69AFE31348617308ACB1385D7683F67BE68A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jdeps.exe
- Size 992KB
- SHA256 52d95a30701d84e16c21fb24cc121696a1a92f81be93a05eeb80d77d6e93e12a
- MD5 f6613781ec94d32dd1cb51036d10a384
- SHA1 0950c1bebcc2006bda290eee4542ce722e1529cd
- SHA512 408ef910595f0fba32ff45e2f2ecf00a06169162611f38472490e2b4f1e72e1a1a85c3c3e741008d87ec9cafa39754dc7964512c1817f1811abb9374e26128b2
- SSDEEP 12288:A3ZUnXoZ643ZUnXos1gL5pRTcAkS/3hzN8qE43fm78Va0XHfHL0a:A3mnXoZ643mnXoJ5jcAkSYqyEam/HLN
- TLSH T1AF256B17F76442B5D063C0B9CAD2AA66FE313446173096CF1389D7282F27BE19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\policytool.exe
- Size 992KB
- SHA256 6e24ccab2d884a131bdf193d5222f73ed7bd336e27d80a334311f73586a04b29
- MD5 7e4b06f89a1b7b551ba03d2cee77d731
- SHA1 48864f0da75ae181dd98a932123dd508c8baf472
- SHA512 8d7f1c89c4f1de1a46c28676467b1aad2332b6aec547ae9a8b1b979e28633cc85228ce33970a5904ae32812d2b72d888a23e27c3e4465f585bb608081e33d5e4
- SSDEEP 12288:A3ZUnXoZ643ZUnXos1gL5pRTcAkS/3hzN8qE43fm78Va0XHfH+T:A3mnXoZ643mnXoJ5jcAkSYqyEam/H+T
- TLSH T104256B17F76442B5D063C0B9CAD2AA66FE313446173096CF1389D7282F27BE19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1012KB
- SHA256 f6efb1643a3dfea61c938ce1b3f2cdef4e69a3752eafcf1c7b6d1825e95ba266
- MD5 cf1f56ae73116e6dfeea7fe8631ac9ae
- SHA1 e5c330db149d2986e493ff8010c91dd28f265c93
- SHA512 4644127090305d5d4abc325a4e9c10a34428a8a5d22d2fabe620bc0f4e22c01414f5acdfd88b94eefe7cce4b280b1665235bf7155cc1ac18c4bc8b8fcf30c6b2
- SSDEEP 12288:A3ZUnXoZ643ZUnXos1gL5pRTcAkS/3hzN8qE43fm78Va0XHfHNwZi:A3mnXoZ643mnXoJ5jcAkSYqyEam/HNwE
- TLSH T1DA257C17F76442B5D063C0B9CAD2AA66FE313446173096CF1389D7282F27BE19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe
- Size 1.0MB
- SHA256 0ea5933e8fb92078d6fdf8e33319f43c232880758678efab6ac23e960863e034
- MD5 24eb4a741754dae70c269e481f429cc6
- SHA1 a71bc2016ada71f3fdbfa0b20bccb5505dd15c64
- SHA512 d5c41bacd0b9c5e6361b6f5818e19abedc2c24c750b74bcfd8d504a71a01ce0fb50d6eed138f05414efaff0978269767b05a791de0cb0e70bff57938e5a7942c
- SSDEEP 12288:A3ZUnXoZ643ZUnXos1gL5pRTcAkS/3hzN8qE43fm78Va0XHfH2F:A3mnXoZ643mnXoJ5jcAkSYqyEam/H2F
- TLSH T192355B16F6A442B5D063C075CED69A66FA313C8107309ADF1399F7282F37BE5963A720
- MD5 SHA1 SHA512 SSDEEP TLSH