Analysis
- max time kernel
111s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/08/2026, 00:52
Behavioral task
behavioral1
Sample
2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.9MB
- Sample260816-a78jcaaq5x
- SHA256 35bef2ac1a1fc12a9dcb9e93758ce555459b104fbd84e01723d939cc1a7ca888
- MD5 1c825b61bea2f565e5379752724f738b
- SHA1 69637bb41fc944fd519b0499275010c947e40e32
- SHA512 a7d42511847d445d8e8bcf37f0e862bda9366fc7781cd570864143744aef41773ed272230137bd5eae5b1e97d4e68d8620b0653cc66d762a3150757f62851c8b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaRaiGKciNcl55jcAkSYqyEgLCD5Tvinrk:A3k03kHRJKpYq356rlbT56rTPji0Aj
- TLSH T1E3E51716E6A44BA5D06F8074CA929666FA333C410F6087DB1294FB3D3F336D19A79723
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4132-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c57a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4132-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1740-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001ac2e-1248.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c57a-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-11.dat aspack_v212_v242 behavioral2/files/0x000300000001ac2e-1248.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1740 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" 2026-08-15_1c825b61bea2f565e5379752724f738b_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 2026-08-15_1c825b61bea2f565e5379752724f738b_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\jre-1.8\bin\orbd.exe$ 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe$ 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE patcher.exe File created C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-08-15_1c825b61bea2f565e5379752724f738b_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 (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_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 created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jcmd.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\policytool.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_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}\accicons.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe$ patcher.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\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE patcher.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\root\Office16\SETLANG.EXE 2026-08-15_1c825b61bea2f565e5379752724f738b_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}\accicons.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_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\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe$ 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe$ 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnscfg.exe patcher.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$ 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe$ 2026-08-15_1c825b61bea2f565e5379752724f738b_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\Mozilla Firefox\uninstall\helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe$ 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoev.exe 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\msouc.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javadoc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe$ 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.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 2026-08-15_1c825b61bea2f565e5379752724f738b_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 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4132 2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1740 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-15_1c825b61bea2f565e5379752724f738b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_1c825b61bea2f565e5379752724f738b_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:4132
-
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:1740
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.9MB
- SHA256 35bef2ac1a1fc12a9dcb9e93758ce555459b104fbd84e01723d939cc1a7ca888
- MD5 1c825b61bea2f565e5379752724f738b
- SHA1 69637bb41fc944fd519b0499275010c947e40e32
- SHA512 a7d42511847d445d8e8bcf37f0e862bda9366fc7781cd570864143744aef41773ed272230137bd5eae5b1e97d4e68d8620b0653cc66d762a3150757f62851c8b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaRaiGKciNcl55jcAkSYqyEgLCD5Tvinrk:A3k03kHRJKpYq356rlbT56rTPji0Aj
- TLSH T1E3E51716E6A44BA5D06F8074CA929666FA333C410F6087DB1294FB3D3F336D19A79723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.5MB
- SHA256 26384e1337ef99ba612dfaf7b1fdecfa10a4695fa8f7aa60a54e30a757f42193
- MD5 9610f530c1e013d630fa9796f72586b0
- SHA1 90fecc17d01ed8865878d0f68f2da3785b663331
- SHA512 79f5fb013348b2f511d6ec005004679b5b507d59a1980ad9fdeef761fe9b9b0f7ee7506c03cf1757eb57327afddc9a70d017836a43820d8664833e376f24aa7d
- SSDEEP 49152:A3k03kHRJKpYq356rlbT56rTPji0AjKPji0Aj:A3k03kHR86vr+rLjo0jo
- TLSH T197F50716E6A44BA1D06BC074CA929656FA333C410F6087CB1295FB3D3F376D19A7A723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$
- Size 3.0MB
- SHA256 5e2a429e9a2329d1a74c0ef5d8c6a9e06c3ad48921559406ae4d0cf6da2580d8
- MD5 becda2cd581feef906958be3c35b510c
- SHA1 90a442196d29cebb36f2db79accfeb1349507cdd
- SHA512 d49bb33b7da54e2e7fcecbd7a1d3efb807327dca4cf37a30896ad0d45f3103b037699b7b33d27d5f03ba45344b3254ac514380469e1c9c8f8669b3cdae129f92
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaRaiGKciNcl55jcAkSYqyEgLCD5TvinrO:A3k03kHRJKpYq356rlbT56rTPji0Ajq
- TLSH T1C6E51816E6A44BA1D06F8074CA929656FA337C410F6087DB1294FB3D3F336D1AA79723
- MD5 SHA1 SHA512 SSDEEP TLSH