Analysis
- max time kernel
114s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 17:46
Behavioral task
behavioral1
Sample
2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
- Size 3.7MB
- Sample260820-wcdw5seh45
- SHA256 548a20107201e49fddf3667df323d8b4c5a7583655fcea3f4e2c0e5984362b85
- MD5 67f3fe136375a41b7fd715b50cff7355
- SHA1 dcb98b6c08cf9eef4e86f21fd165a54f89e283c0
- SHA512 e81a39934abc8d11453a9984313cdd221872c84ac2da2fbdf6828cc33d77184701852976b352df7de5a22e328d3c51039218e820ba0c06ecac9993858e678b0f
- SSDEEP 49152:A3k03kHRJZpYq+56ru56rbeW4SkZP4sz9MbL8tDZqrKRPji0Aj:A3k03kHR36srbr7fkZcLcjo
- TLSH T177062A16F6784B62D07BC079C5D296AAFA733C451F3087CB0245DB293F276D19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/5904-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c526-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b301-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5904-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5300-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a0a8-1022.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c526-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b301-11.dat aspack_v212_v242 behavioral2/files/0x000300000001a0a8-1022.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5300 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" 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_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 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_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\Microsoft Office\root\Office16\XLICONS.EXE 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe$ 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.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\jstack.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msotd.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmlaunch.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe$ patcher.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 (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_pwa_launcher.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_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\bin\schemagen.exe$ 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe$ patcher.exe File created C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe$ 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.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 created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\kinit.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe patcher.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\Google\Chrome\Application\140.0.7339.81\elevation_service.exe 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.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 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_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 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5904 2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe 5300 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_67f3fe136375a41b7fd715b50cff7355_amadey_cobalt-strike_elex_hijackloader_stealc_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:5904
-
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:5300
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.7MB
- SHA256 548a20107201e49fddf3667df323d8b4c5a7583655fcea3f4e2c0e5984362b85
- MD5 67f3fe136375a41b7fd715b50cff7355
- SHA1 dcb98b6c08cf9eef4e86f21fd165a54f89e283c0
- SHA512 e81a39934abc8d11453a9984313cdd221872c84ac2da2fbdf6828cc33d77184701852976b352df7de5a22e328d3c51039218e820ba0c06ecac9993858e678b0f
- SSDEEP 49152:A3k03kHRJZpYq+56ru56rbeW4SkZP4sz9MbL8tDZqrKRPji0Aj:A3k03kHR36srbr7fkZcLcjo
- TLSH T177062A16F6784B62D07BC079C5D296AAFA733C451F3087CB0245DB293F276D19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 4.2MB
- SHA256 19f60cb14c8ee39bd0ae10b2d61924d463c6a8b0621becb2931ccdca66fd5473
- MD5 f220fab434149522da119920c285c2e9
- SHA1 fffe2d0870cc317f5d9653fa94f9aa79d3d0aca0
- SHA512 52fc2d57ca5a96cc925217b7a076bc93db62db8f07eaabe655cce9f1d24a627f1d452cfa661e1b514483bcfb1999de8ba8e1df5301b396dfd33dbfc91a71db95
- SSDEEP 49152:A3k03kHRJZpYq+56ru56rbeW4SkZP4sz9MbL8tDZqrKRPji0AjKPji0Aj:A3k03kHR36srbr7fkZcLcjo0jo
- TLSH T12C262A16F6788B62D077C079C5D296AAFA7238451F3087CB0245DB6C3F276D19A3A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 3.7MB
- SHA256 430a793f36e28c467f152b24f53a82e09cd40d6bbc95e601a647c35a126f69fc
- MD5 b12908c5d3369909f0151c63271a1850
- SHA1 36533b49f6fa1a808082fd3dc7c1477271518ecd
- SHA512 193be908aeb045914590d3956671b4646d901648f05829f2c9c85caa50b571ef29387dd7fe949f0308a3eaefea5ab07c47cd5b1144b733f94c88b88333bd92fb
- SSDEEP 49152:A3k03kHRJZpYq+56ru56rbeW4SkZP4sz9MbL8tDZqrKRPji0Aj7:A3k03kHR36srbr7fkZcLcjoX
- TLSH T1FC062A16F6788B62D07BC079C5D296AAFA733C451F3087CB0245DB293F276D19A39722
- MD5 SHA1 SHA512 SSDEEP TLSH