Analysis
- max time kernel
110s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
15/08/2026, 23:44
Behavioral task
behavioral1
Sample
2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_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_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.3MB
- Sample260815-3q686shr2x
- SHA256 f379e2fd6e27bb8c951f224dcab65c15a8c52468f98b9a3de7641f27bba337d2
- MD5 f27caf3612958baf07ed897ecd4f6ce6
- SHA1 8f9c329699119b4ea11014fe3e90d94b2f9a6cad
- SHA512 ed39666b7c54deaf423e86d70f2c785bd5f9e704681f93a37423f59d3c366dfcfbbf84991f4d8e70de948e21fda9ea8f301a29664d246ddce228face98f57567
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GduEoKks5jcAkSYqyE:A3k03kHRJ8pYq
- TLSH T164558C17F6A445B5D063C1B9CAD2AA66FE713846173097CF1358C3282F23BD1AA3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4220-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c48a-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4220-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4104-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0030000000019cf4-1286.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c48a-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x0030000000019cf4-1286.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4104 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_f27caf3612958baf07ed897ecd4f6ce6_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_f27caf3612958baf07ed897ecd4f6ce6_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\javaw.exe 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{442E2BAB-89E2-4A69-94D2-35EFF397FE54}\MicrosoftEdge_X64_139.0.3405.125.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE patcher.exe File created C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe patcher.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\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe$ 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\orbd.exe 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_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 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_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 (x86)\Common Files\Java\Java Update\jaureg.exe patcher.exe File created C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE$ 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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 (x86)\Common Files\Oracle\Java\javapath\java.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\elevation_service.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_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\jdk-1.8\bin\keytool.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe$ 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_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}\sscicons.exe patcher.exe File created 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\bin\javap.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe$ 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_pwa_launcher.exe patcher.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\jre\bin\klist.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Integration\Integrator.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe$ 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe$ patcher.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.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\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4220 2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4104 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_f27caf3612958baf07ed897ecd4f6ce6_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:4220
-
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:4104
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.3MB
- SHA256 f379e2fd6e27bb8c951f224dcab65c15a8c52468f98b9a3de7641f27bba337d2
- MD5 f27caf3612958baf07ed897ecd4f6ce6
- SHA1 8f9c329699119b4ea11014fe3e90d94b2f9a6cad
- SHA512 ed39666b7c54deaf423e86d70f2c785bd5f9e704681f93a37423f59d3c366dfcfbbf84991f4d8e70de948e21fda9ea8f301a29664d246ddce228face98f57567
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GduEoKks5jcAkSYqyE:A3k03kHRJ8pYq
- TLSH T164558C17F6A445B5D063C1B9CAD2AA66FE713846173097CF1358C3282F23BD1AA3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.9MB
- SHA256 e026c99bdf100dd14db9ba0cef152975a077902e5717079f700a378700669fec
- MD5 6c5b8c020e809fc5d9c76abbf45db14d
- SHA1 9a34d29c01406af5cc5f835b19ad2019cb38c388
- SHA512 197142ba4759eac3b8a08dc1f7f3eeda70a338fdb5a74108aaaba81361db3246632d89ae1166d4e0999a7783325971b496df6269a92130a0946fa2452151a302
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GduEoKks5jcAkSYqyED0Le5ji0hmxNrM:A3k03kHRJ8pYqjPji0Aj
- TLSH T1AA957C16F6744275D073C0B9C5D2A69AFE7134861B308ACB1389C7283F67BE19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe
- Size 1.4MB
- SHA256 7b1f570902b6a556ce8a9e2f785c6bab4b28f3b2f7f5a841c01ac70a2d2aee99
- MD5 228ccffc10a1f92c7b40673b50bffa94
- SHA1 540234ad3de3533b226aa9fbeb89a884358ab0c5
- SHA512 fcc80ca75f60bfb6a06b7e85cf55a616275b52c3c61280976de92d0959863718aba0e310864c40c4359869a8927969814038db6e6426a86a925a5306306b9185
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GduEoKks5jcAkSYqyEPF:A3k03kHRJ8pYqt
- TLSH T147657C13F6A405B5D063C174CAD69A66FA313C861B309ADF1358F7282F337D1AA3A761
- MD5 SHA1 SHA512 SSDEEP TLSH