Analysis
- max time kernel
125s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 08:09
Behavioral task
behavioral1
Sample
2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.8MB
- Sample260804-j1593sap31
- SHA256 1486f86eb6a649a5f2ba52635e18dc97a296e1995079cb052714d146723fceee
- MD5 1becbde0bacee9a7ff7198f237b2de5a
- SHA1 48169984a25c0308779a839c2ef503df62a4c9e9
- SHA512 f389b3d6467989bcf2cdcb814ed58f851c3c5929073cc5089aa1bfd07d73bb409bacba73315834ea1e89624764f00ceb84be35cf6ba47931a754ff29b9acae9b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aEsy83PAZe0p4Ek4niOkl/A04szE87JN:A3k03kHRJARJMeW4SkZP4sz9Mb
- TLSH T1B2855C16F6784367D0B3C0B9C5D6AA5AFA32344617308ACB0349D72C2F277D59A3A739
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/5660-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c544-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2d6-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5660-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3324-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001f0000000188ba-1523.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c544-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2d6-11.dat aspack_v212_v242 behavioral2/files/0x001f0000000188ba-1523.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3324 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" 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_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 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_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\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\maintenanceservice.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_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 created C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.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\Microsoft Office\root\Office16\GRAPH.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\cookie_exporter.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe$ 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE$ 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe$ 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\klist.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_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}\joticon.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\firefox.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_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 created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\java.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_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\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\idlj.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jjs.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe$ 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe$ patcher.exe File opened for modification 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\Edge\Application\139.0.3405.125\notification_click_helper.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 (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\Java\jdk-1.8\bin\jstat.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\Java\jdk-1.8\bin\xjc.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe patcher.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 (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe$ 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_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}\lyncicon.exe$ 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_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 created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_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}\msouc.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe patcher.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\:\autorun.inf 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 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5660 2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3324 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_1becbde0bacee9a7ff7198f237b2de5a_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
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of SetWindowsHookEx
PID:5660
-
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:3324
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.8MB
- SHA256 1486f86eb6a649a5f2ba52635e18dc97a296e1995079cb052714d146723fceee
- MD5 1becbde0bacee9a7ff7198f237b2de5a
- SHA1 48169984a25c0308779a839c2ef503df62a4c9e9
- SHA512 f389b3d6467989bcf2cdcb814ed58f851c3c5929073cc5089aa1bfd07d73bb409bacba73315834ea1e89624764f00ceb84be35cf6ba47931a754ff29b9acae9b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aEsy83PAZe0p4Ek4niOkl/A04szE87JN:A3k03kHRJARJMeW4SkZP4sz9Mb
- TLSH T1B2855C16F6784367D0B3C0B9C5D6AA5AFA32344617308ACB0349D72C2F277D59A3A739
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
- Size 2.2MB
- SHA256 258c956dfb169fdfb8ccfebdac4a7788928c12192f6dedb5745f9f88ea11dc0d
- MD5 8f8d704c894a8fbc4d3013cb1aa153b0
- SHA1 4afba5b9932d5191315b2fb7e89387e7a25dbc3b
- SHA512 930c0506021dccb9a67182f0db965483633bde8f0aff41e4f9b493fd3fc95d7362e46cb95443f5932a6325e36029c720b3257e7b301b54007311e031c6c5f1b5
- SSDEEP 49152:A3k03kHRJARJMeW4SkZP4sz9MbVTd9CHKyao:A3k03kHR+RWfkZctCqo
- TLSH T1BEB56C16F6B84376E0B3C179C5E6AA56FA7238461B308ACF034493292F377D19A39735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.3MB
- SHA256 29ab62edea662574e27dfa022fb3fd375bfeb4a857a51a47c166bbbd5252901c
- MD5 5f54fda8ee9872d2547e41c12313937d
- SHA1 70feeb61fcc343571f8bd116474e4a8b4b895066
- SHA512 2e69d1357f1b416f340593a73c8da0e7b7bfa5184786b255e2f1415443210c50b1f23732dcce8164f5c4d26547c9514eb2c887342960117709f63feb28051eb2
- SSDEEP 49152:A3k03kHRJARJMeW4SkZP4sz9MbBPji0Aj:A3k03kHR+RWfkZcRjo
- TLSH T1E7B54B16F6788376D0B3C0B9C5D6AA9AFA32344617308ACB0345D72C2F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH