Analysis
- max time kernel
105s - max time network
148s - 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, 18:16
Behavioral task
behavioral1
Sample
2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260804-wwxtcsbn2y
- SHA256 55b1b02e7fc1f09ec3f8b7907c4ceaf463a22e9d2a41312131f5a8a7dbf86c67
- MD5 c559fd2afd61f7eff290d26a7c8594a9
- SHA1 64c4c85b676a49c58934fa0d06fc8b51c3eb2bcc
- SHA512 f60e0c9c5152c7dc98853ecd015113dfcce50b728a7ef26cda76330c25f73839f3dae2f142e0873df03c30a1b83779e0f36d8de22bc7f078ac01d5bd2c97e172
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQfJC5YLfR2q6hVD5TvinrmbE:A3k03kHRJH56r
- TLSH T1A0457B03E6940FA8D11F81749A964662EA777C125F6093CF1358AE153F72BC0AF3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 5 IoCs
resource yara_rule behavioral2/memory/3452-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c5e4-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3452-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4924-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c5e4-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4924 patcher.exe - 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_c559fd2afd61f7eff290d26a7c8594a9_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_c559fd2afd61f7eff290d26a7c8594a9_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\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\wsimport.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe patcher.exe File created C:\Program Files\7-Zip\7z.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE$ 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_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)\Common Files\Microsoft Shared\ink\TabTip32.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.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\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_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}\visicon.exe$ patcher.exe File created C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe$ 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe$ 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\java.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_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 created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\extcheck.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoasb.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 created C:\Program Files\Mozilla Firefox\uninstall\helper.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe$ 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_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 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_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 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_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 3452 2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4924 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_c559fd2afd61f7eff290d26a7c8594a9_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:3452
-
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:4924
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 55b1b02e7fc1f09ec3f8b7907c4ceaf463a22e9d2a41312131f5a8a7dbf86c67
- MD5 c559fd2afd61f7eff290d26a7c8594a9
- SHA1 64c4c85b676a49c58934fa0d06fc8b51c3eb2bcc
- SHA512 f60e0c9c5152c7dc98853ecd015113dfcce50b728a7ef26cda76330c25f73839f3dae2f142e0873df03c30a1b83779e0f36d8de22bc7f078ac01d5bd2c97e172
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQfJC5YLfR2q6hVD5TvinrmbE:A3k03kHRJH56r
- TLSH T1A0457B03E6940FA8D11F81749A964662EA777C125F6093CF1358AE153F72BC0AF3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.7MB
- SHA256 1541eac48a1e87824b40c3df19a6715048e84e634a2be9389f7772dbd6be4eea
- MD5 8ee7db9e8954f0f5e24ee123d34dec4e
- SHA1 6b49278cbfb7a3e70b83fa7db470336501b9b4d6
- SHA512 733e88a1a2d674f0791950a79e31a938a8f70b4b43f80a52cff46edb3d7ea6a2f84e5dade366f5629d26245eeb4f935066918cdfebdb3304d49fce2ebd6270be
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQfJC5YLfR2q6hVD5TvinrmbEP0Le5ji0hmxNrM:A3k03kHRJH56r1Pji0Aj
- TLSH T1FE856B16F6A44BA5D02FC178C5D2965AEA733C425F3087CB1354DE283F63BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH