Analysis
- max time kernel
122s - max time network
122s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 13:12
Behavioral task
behavioral1
Sample
2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260819-qfvfeavdmf
- SHA256 813f5fd0558a145c0061a76573e7e374656f97e03afcf5a5f52a802a9ed0dad0
- MD5 7bacfa62a00fa82812b7f6172de59bf0
- SHA1 253fc79a6b899f743ce047c84c89b3a81f80c82d
- SHA512 43a8098e5e20b8507d2af6164ee65da0146da45f2af6a90edbcf03dfefa8e1af1f98d35fbd6b10c37d869d3ffa5c12384f669dd0bb9244e358b05078ab8fa796
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l9TRzy0JxwG6KaE45jcAkSYqyEoD5TvinrmC:A3k03kHRJupYq+56rX
- TLSH T119756B16F6644BA5D02BC178C5D29666EA733C465F3087CF1358DE283F237D1AA3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 5 IoCs
resource yara_rule behavioral2/memory/2024-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000f00000001c4f7-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b301-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4448-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2024-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000f00000001c4f7-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b301-11.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4448 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" 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_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 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_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\Mozilla Firefox\private_browsing.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification 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\EdgeCore\122.0.2365.106\cookie_exporter.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE$ 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\uninstall\helper.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\native2ascii.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_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}\dbcicons.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Mail\wab.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 (x86)\Microsoft\EdgeCore\139.0.3405.125\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe$ 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_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\Java\jre-1.8\bin\keytool.exe patcher.exe File created C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe$ 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe$ 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe patcher.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\EdgeCore\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\EdgeCore\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe$ 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\ExtExport.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe$ 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.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 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_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 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_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 2024 2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4448 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_7bacfa62a00fa82812b7f6172de59bf0_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:2024
-
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:4448
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 813f5fd0558a145c0061a76573e7e374656f97e03afcf5a5f52a802a9ed0dad0
- MD5 7bacfa62a00fa82812b7f6172de59bf0
- SHA1 253fc79a6b899f743ce047c84c89b3a81f80c82d
- SHA512 43a8098e5e20b8507d2af6164ee65da0146da45f2af6a90edbcf03dfefa8e1af1f98d35fbd6b10c37d869d3ffa5c12384f669dd0bb9244e358b05078ab8fa796
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l9TRzy0JxwG6KaE45jcAkSYqyEoD5TvinrmC:A3k03kHRJupYq+56rX
- TLSH T119756B16F6644BA5D02BC178C5D29666EA733C465F3087CF1358DE283F237D1AA3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.1MB
- SHA256 fefdd03b9c3568be977b2014de0eebc2cd48a1a88123b208cb4a5460c546afca
- MD5 d6eae0fbc2f2b6f86cf0449153aa1a4f
- SHA1 8c3d025497448ab6b7e8192d0b082a84e07e3bee
- SHA512 95d1c830f0bbe79c941407aecd535d9e4095c69caa64fe4f8bd91505ef32f1b121d0da5f7ef601a5555413a3236cf1b8bd1eef7fc0dad9af28d8fdb5874a206f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l9TRzy0JxwG6KaE45jcAkSYqyEoD5TvinrmC0C:A3k03kHRJupYq+56rTPji0Aj
- TLSH T1C7A55B16F6644B75D06BC0B9C5D2969AEA723C421F3087CB1345DB283F27BD19A3A372
- MD5 SHA1 SHA512 SSDEEP TLSH