Analysis
- max time kernel
113s - max time network
131s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
12/08/2026, 14:39
Behavioral task
behavioral1
Sample
2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1004KB
- Sample260812-r1rexsdc77
- SHA256 8b285293c7c26b3eddac43198209aaaddc9fdff395b3d95436e1e4fa60fcd59c
- MD5 565a4c0837a386f06028453c7e242222
- SHA1 97f1f979f055b31ef4f31a710d273327280f288c
- SHA512 8aad60f100364fc8ccc030ee23c20900aef193bd39259d2f22e50c6b0a8816c5df17961f91b801f56b85eb5528df632522ffbfeb13021d28c575667e33a2b0b6
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JFxEk0:A3k03kHRJ
- TLSH T172254907E69400A8D10E8174DB958A22FA777C5217E092CB13D4E63D2F72BD0AEFA757
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4324-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c405-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4324-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4060-34-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019ccb-1281.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c405-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x0004000000019ccb-1281.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4060 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" 2026-08-12_565a4c0837a386f06028453c7e242222_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 2026-08-12_565a4c0837a386f06028453c7e242222_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\Windows Media Player\wmpconfig.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe patcher.exe File created C:\Program Files\dotnet\dotnet.exe 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msotd.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe$ 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe$ 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$ 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-08-12_565a4c0837a386f06028453c7e242222_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\Windows Media Player\wmpnetwk.exe 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-08-12_565a4c0837a386f06028453c7e242222_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 patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.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\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe patcher.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\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE$ 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe$ 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe$ 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\java.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.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 (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe 2026-08-12_565a4c0837a386f06028453c7e242222_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 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.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\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.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\Mozilla Firefox\private_browsing.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe$ 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.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 2026-08-12_565a4c0837a386f06028453c7e242222_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 2026-08-12_565a4c0837a386f06028453c7e242222_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 4324 2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4060 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-12_565a4c0837a386f06028453c7e242222_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_565a4c0837a386f06028453c7e242222_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:4324
-
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:4060
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1004KB
- SHA256 8b285293c7c26b3eddac43198209aaaddc9fdff395b3d95436e1e4fa60fcd59c
- MD5 565a4c0837a386f06028453c7e242222
- SHA1 97f1f979f055b31ef4f31a710d273327280f288c
- SHA512 8aad60f100364fc8ccc030ee23c20900aef193bd39259d2f22e50c6b0a8816c5df17961f91b801f56b85eb5528df632522ffbfeb13021d28c575667e33a2b0b6
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JFxEk0:A3k03kHRJ
- TLSH T172254907E69400A8D10E8174DB958A22FA777C5217E092CB13D4E63D2F72BD0AEFA757
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.5MB
- SHA256 ad5278e1380ed4d5f8f625a9015ce0ef6c64c495902430a4af1b6704bc129632
- MD5 b25836e1bc27f4f1c72068f21dd029e1
- SHA1 14d8f328b8c3b941b14606947b7a0a35d3b89262
- SHA512 f64f18a8a52ee96b401b4d97b28c1356e34f3bad4e7c0695fe2ad66bf5e9cf5608be44a50ea28134ba9c3ab8dcc2583b5151a0994b5a01f54c209c79d963e366
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JFxEk0P0Le5ji0hmxNrM:A3k03kHRJIPji0Aj
- TLSH T1B8755A16F6A402A5D06EC078C7D29656FA73384217F086CB13D4D63C2F63BD19ABA763
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.1MB
- SHA256 4c141c6dd58d50f40524d8b3c4e40372813c0419d1420ba7f12c60b11aa9e3cd
- MD5 362b94a8be26aa7ca31650af7e0d2541
- SHA1 050dfd1772b1878254d831ef9dd534ab5c8a51b0
- SHA512 d9c16c74326d595dc413b292b548baae80935e741692e38d3068fc8152154a328369d96a08adfb4af7fb4fbc48728f9dbc0c5ee222222d15031eb2ef2d7d6bff
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JFxEk0LF:A3k03kHRJo
- TLSH T1EC354902E69400A4D64E8134DB968A22FA377D9107E096EB13D4F73D2F327D0AAF9757
- MD5 SHA1 SHA512 SSDEEP TLSH