Analysis
- max time kernel
124s - max time network
141s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/07/2026, 16:04
Behavioral task
behavioral1
Sample
2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260706-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.5MB
- Sample260709-thx6vsdy61
- SHA256 f9a0236bbfed99f8f7e050e362b155fde18954821bcf020e4a5a56e23d7a324c
- MD5 f8c8b3ddaee6abad16c30ae818c69e16
- SHA1 301671344cb95e494ec2a4d4aad0dad8788da841
- SHA512 879e1fded1cc1be225b45b231b8cf60ff0a0037656049e52f86fcaa4bd4283c7094620706f55b8eb55b945119cad94a4db4d61b577f54e0a3581c631d0d3bf84
- SSDEEP 49152:A3k03kB56rk56ru56rbeW4SkZP4sz9MbkqJtb2IueW4SkZP4sz9Mb:A3k03kCrhrbr7fkZckPfkZc
- TLSH T101F51A16F5788B22D07BC0B9C5D2AA99FA333C455F308BCB0245AF283E276D59536727
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 5 IoCs
resource yara_rule behavioral2/memory/5652-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000e00000001c4fc-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b316-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5652-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2208-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000e00000001c4fc-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b316-11.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2208 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" 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_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 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Internet Explorer\iexplore.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe$ 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification 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\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_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\Adobe\ARM\1.0\AdobeARMHelper.exe 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\ielowutil.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe$ 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_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 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\Microsoft Office\root\Office16\MSOHTMED.EXE 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Common Files\microsoft shared\ink\TabTip.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe$ 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.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\javadoc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe$ 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.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\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe patcher.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe$ 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnscfg.exe 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\pack200.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE$ 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.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)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_click_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_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}\joticon.exe$ 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe$ 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe$ 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe$ 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$ patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe 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 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5652 2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2208 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-09_f8c8b3ddaee6abad16c30ae818c69e16_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:5652
-
C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2208
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.5MB
- SHA256 f9a0236bbfed99f8f7e050e362b155fde18954821bcf020e4a5a56e23d7a324c
- MD5 f8c8b3ddaee6abad16c30ae818c69e16
- SHA1 301671344cb95e494ec2a4d4aad0dad8788da841
- SHA512 879e1fded1cc1be225b45b231b8cf60ff0a0037656049e52f86fcaa4bd4283c7094620706f55b8eb55b945119cad94a4db4d61b577f54e0a3581c631d0d3bf84
- SSDEEP 49152:A3k03kB56rk56ru56rbeW4SkZP4sz9MbkqJtb2IueW4SkZP4sz9Mb:A3k03kCrhrbr7fkZckPfkZc
- TLSH T101F51A16F5788B22D07BC0B9C5D2AA99FA333C455F308BCB0245AF283E276D59536727
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 4.0MB
- SHA256 acfca92961608b097c35be52ba42c76061cbaa5e806dc92e0e6e53c1f692ee2f
- MD5 05b409c5a968f6fccd89a23e16ff7556
- SHA1 f04f45f417daf4981ba66b2fbaf3c58fbea59faf
- SHA512 b8b9f22841450a31accd6fb38ba821162ea11d7accacdb58ec67ea6176703ef91afc43382d53d6ed3670325334828df7834e596bdaf353e2b3b981ae45f3ecd7
- SSDEEP 49152:A3k03kB56rk56ru56rbeW4SkZP4sz9MbkqJtb2IueW4SkZP4sz9Mb6Pji0Aj:A3k03kCrhrbr7fkZckPfkZcQjo
- TLSH T11E160916F5788B22D07BC0B9C5D2AA9AFA333C455F308BCB02459B2C3E276D59536736
- MD5 SHA1 SHA512 SSDEEP TLSH