Analysis
- max time kernel
99s - max time network
128s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 17:53
Behavioral task
behavioral1
Sample
2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.3MB
- Sample260819-wgl4bastdv
- SHA256 464062833f086804807cac435df36a8a62f37aa5e5dcdf953f4c92df95d4392f
- MD5 b35182b86b199f3dcbe763534115bd07
- SHA1 f26394ece5ea8d0c55a450e973d0f5bd98c4ce1b
- SHA512 14fa5f4c223d0b2cdb5b6a4c2448a2e72a13087e5f690125c639a31c8400dc5b62b943b23ab0ecd1c89eea10beca17d58cf396eedeb19f3c8c246507048974e4
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCxUUD:A3k03kHRJARJg
- TLSH T1E1550506E29800E8D05E9178C7968A12F7377C5647E192CB13D4E63E2F726D0AEFA753
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/3632-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c64a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3632-165-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4344-166-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198f4-279.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019904-355.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c64a-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-11.dat aspack_v212_v242 behavioral2/files/0x00030000000198f4-279.dat aspack_v212_v242 behavioral2/files/0x0003000000019904-355.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4344 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" 2026-08-19_b35182b86b199f3dcbe763534115bd07_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 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\cookie_exporter.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe$ 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe$ 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE 2026-08-19_b35182b86b199f3dcbe763534115bd07_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 opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE patcher.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE patcher.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe patcher.exe File created 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\EdgeCore\122.0.2365.106\Installer\setup.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\Mozilla Firefox\firefox.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.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\MSQRY32.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\msouc.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 (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_click_helper.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome.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\Java\jdk-1.8\bin\ktab.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge.exe$ patcher.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jdb.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe patcher.exe - Drops file in Windows directory 6 IoCs
description ioc Process 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_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_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_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-19_b35182b86b199f3dcbe763534115bd07_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 - 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 2026-08-19_b35182b86b199f3dcbe763534115bd07_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 2026-08-19_b35182b86b199f3dcbe763534115bd07_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 3632 2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4344 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_b35182b86b199f3dcbe763534115bd07_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_b35182b86b199f3dcbe763534115bd07_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:3632
-
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:4344
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.3MB
- SHA256 464062833f086804807cac435df36a8a62f37aa5e5dcdf953f4c92df95d4392f
- MD5 b35182b86b199f3dcbe763534115bd07
- SHA1 f26394ece5ea8d0c55a450e973d0f5bd98c4ce1b
- SHA512 14fa5f4c223d0b2cdb5b6a4c2448a2e72a13087e5f690125c639a31c8400dc5b62b943b23ab0ecd1c89eea10beca17d58cf396eedeb19f3c8c246507048974e4
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCxUUD:A3k03kHRJARJg
- TLSH T1E1550506E29800E8D05E9178C7968A12F7377C5647E192CB13D4E63E2F726D0AEFA753
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.8MB
- SHA256 b83c7886aac3e5a5277fa6af1198e93bf041806a13a98304b7f956ae927b1500
- MD5 76d10eb96bc7f91350246339c41ddf6d
- SHA1 7c89ea619887f18925a36ccd87fd984568f0d19c
- SHA512 3d135b37fd1486ee8d10e7c5018a4dcb6baa279821a2bc396037905447a6585b3928b1514385cfe4d61c1ded716a548b55682aed9295a6e1772ee684caa21de4
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCxUU/0Le5ji0hmxNrM:A3k03kHRJARJ4Pji0Aj
- TLSH T18C953816E6A402A4D06EC178C7929656FA33385207F096CB13D4E63D2F776D09EFA723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jdb.exe$
- Size 1.3MB
- SHA256 e8b5a5c44202908f016fd736ec2c8d2d01560f85f8ab7a96d09973a03e4bb26c
- MD5 c5515cda75e2dde068f429226d531d33
- SHA1 fdd05a169188398ae3ba80c5f31337b4c778a0f9
- SHA512 bc39644637eb7f2b054a4f2144d9e1e8a9d954a1cd7d63c74969e0f84481e089e6c608c0665dd6c6873dafb1786a43b9ce0c6244b28033a0b8438022957e0f51
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCxUURp:A3k03kHRJARJS
- TLSH T17C551506E29800E8D05E9178C7968A12F7377C5647E192CB13D4E63E2F726D0AEFA753
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe
- Size 1.3MB
- SHA256 e4dd17c74719d9b57c6ed731a5e198caafc1aaf10cef72f64b781ac97669e758
- MD5 71be2601d7c0a8600ec790ecd4dc0a09
- SHA1 01463896328242af4501f4043eca40179eef442f
- SHA512 e2adb307ed15781c885fcef480afcc8fc45325a945334643d96f4acb9ee41c5cdc0ececf2bac87e522456c4f5c7fff1c1da3e8e7dacaef8a3db91c3d646858de
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCxUUfD:A3k03kHRJARJ2
- TLSH T121551506E29800E8D05E9178C7968A12F7377C5647E192CB13D4E63E2F726D0AEFA753
- MD5 SHA1 SHA512 SSDEEP TLSH