Analysis
- max time kernel
118s - max time network
139s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 23:55
Behavioral task
behavioral1
Sample
2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260820-3ynf2acm4w
- SHA256 9e828a50940d45bdd4822e72991a753639c23a2211162f3e5c60f63044ce1a6f
- MD5 864029ee3949b38028b2fab3068ed2f4
- SHA1 699077aefc82c1f3a87344b59023846564fc7f10
- SHA512 782a95a653382eba8ad9ae9ecf36eb8d9ac913b0523d461f92a215ab657731b8a880b2093711dfa10eae34700436610eefe03266f54473360c5f3275876d4d36
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GduEo9DnD5TvinrmC0Le5ji0hmxNrM:A3k03kHRJ/56rTPji0Aj
- TLSH T169756B16F6A44BA5D02BC178C5D29666EA733C421F3087CB1354DE293F73BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/5964-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c56d-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2bc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5964-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4988-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001ac97-1236.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c56d-6.dat aspack_v212_v242 behavioral2/files/0x000300000001b2bc-11.dat aspack_v212_v242 behavioral2/files/0x000300000001ac97-1236.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4988 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" 2026-08-20_864029ee3949b38028b2fab3068ed2f4_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 2026-08-20_864029ee3949b38028b2fab3068ed2f4_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\jinfo.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe$ 2026-08-20_864029ee3949b38028b2fab3068ed2f4_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 (x86)\Microsoft\Edge\Application\139.0.3405.125\BHO\ie_to_edge_stub.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\wordicon.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge.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\EdgeUpdate_disable\Install\{DAE0785A-A0D2-4C59-964C-79D844ED93C1}\MicrosoftEdge_X64_139.0.3405.125.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe$ 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe$ 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE$ 2026-08-20_864029ee3949b38028b2fab3068ed2f4_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)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe patcher.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 (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jhat.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_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\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\cookie_exporter.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe$ 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javap.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_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}\osmadminicon.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe patcher.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\iexplore.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_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\7-Zip\7zG.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-08-20_864029ee3949b38028b2fab3068ed2f4_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 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5964 2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4988 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_864029ee3949b38028b2fab3068ed2f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_864029ee3949b38028b2fab3068ed2f4_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:5964
-
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:4988
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 9e828a50940d45bdd4822e72991a753639c23a2211162f3e5c60f63044ce1a6f
- MD5 864029ee3949b38028b2fab3068ed2f4
- SHA1 699077aefc82c1f3a87344b59023846564fc7f10
- SHA512 782a95a653382eba8ad9ae9ecf36eb8d9ac913b0523d461f92a215ab657731b8a880b2093711dfa10eae34700436610eefe03266f54473360c5f3275876d4d36
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GduEo9DnD5TvinrmC0Le5ji0hmxNrM:A3k03kHRJ/56rTPji0Aj
- TLSH T169756B16F6A44BA5D02BC178C5D29666EA733C421F3087CB1354DE293F73BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 aba9b8b84eba6c9ab0da6703ad82d910745f37069ae201edbc8d77eb2e744064
- MD5 1838e46e263908af058587e736056ea2
- SHA1 dc0cb95505f5fa77c1e4c8cf061ecd8224bd72ab
- SHA512 03b8ef37ff16ade843628c12ce4e306969d828e291d1a643a0365978b68345e779c3eaecd01484d02f846c06d38d4c957495ce27bbc49752573ecdb283f9e257
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GduEo9DnD5TvinrmC0Le5ji0hmxNrMD0C:A3k03kHRJ/56rTPji0AjKPji0Aj
- TLSH T17EA55B16F6A44B75D06BC079C5D2969AEA723C421F3087CB0355DB283F27BD19A3A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe
- Size 1.7MB
- SHA256 0b2966df0e76053bf08192037641d7b7f8bde1c11bdfe5a4a2a69dfeca82ebc3
- MD5 47b48ff5d1539ef0bda14091ffcf7f97
- SHA1 bf8a634ac424062990b39701edd27af219401c0c
- SHA512 1bef2382d5181c506cb2a851782bf777343dfdca1bea020f9711670f46f2ab267fd924874775f80aa3a8c17993ee9956a12195b275738d6d002b534d5090cf5b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GduEo9DnD5TvinrmC0Le5ji0hmxNrMPF:A3k03kHRJ/56rTPji0Ajq
- TLSH T1D3854A16E6A40BA5D06BC074C9D69656EA333C421F3087DB1354BF293F337D1AA3A762
- MD5 SHA1 SHA512 SSDEEP TLSH