Analysis
- max time kernel
109s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 16:36
Behavioral task
behavioral1
Sample
2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.2MB
- Sample260804-t39qdsvemd
- SHA256 ee8bdee1d61e7a0f76a251cdedb729e23407823e5e7ab0f8717fb4a973be6afb
- MD5 18bfca7cbdffdec743a7507173738815
- SHA1 9d0bbd5ae1ef16d0c6b69c6c90265faf2a886857
- SHA512 686df54c0195896d38ebe8c69cd5aea30f48b3df72a239524b5724a062e5c81868d62e8352d80825d9374b08816651367a26bfde21aa2341a85ef89e0fba6292
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapebEOa45jcAkSYqyExZe0p4Ek4niJ:A3k03kHRJUpYqLeW4SkZP4sz9Mb
- TLSH T10AB54B16F6788372D0B3C0B9C5D6AA5AFE32344657308ACB0349D7282F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/1344-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4c2-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1344-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5644-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019988-529.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000500000001ac2c-1261.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00090000000188c1-1387.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4c2-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019988-529.dat aspack_v212_v242 behavioral2/files/0x000500000001ac2c-1261.dat aspack_v212_v242 behavioral2/files/0x00090000000188c1-1387.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5644 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" 2026-08-04_18bfca7cbdffdec743a7507173738815_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 2026-08-04_18bfca7cbdffdec743a7507173738815_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\Internet Explorer\ieinstal.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\keytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.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\Java\jdk-1.8\bin\appletviewer.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe$ patcher.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe$ 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe 2026-08-04_18bfca7cbdffdec743a7507173738815_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$ 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2026-08-04_18bfca7cbdffdec743a7507173738815_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}\pubs.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe$ 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-08-04_18bfca7cbdffdec743a7507173738815_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}\wordicon.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe$ patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE$ 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe$ 2026-08-04_18bfca7cbdffdec743a7507173738815_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 (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE$ 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe$ 2026-08-04_18bfca7cbdffdec743a7507173738815_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 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe$ 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-08-04_18bfca7cbdffdec743a7507173738815_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 2026-08-04_18bfca7cbdffdec743a7507173738815_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 1344 2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5644 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_18bfca7cbdffdec743a7507173738815_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_18bfca7cbdffdec743a7507173738815_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:1344
-
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:5644
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.2MB
- SHA256 ee8bdee1d61e7a0f76a251cdedb729e23407823e5e7ab0f8717fb4a973be6afb
- MD5 18bfca7cbdffdec743a7507173738815
- SHA1 9d0bbd5ae1ef16d0c6b69c6c90265faf2a886857
- SHA512 686df54c0195896d38ebe8c69cd5aea30f48b3df72a239524b5724a062e5c81868d62e8352d80825d9374b08816651367a26bfde21aa2341a85ef89e0fba6292
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapebEOa45jcAkSYqyExZe0p4Ek4niJ:A3k03kHRJUpYqLeW4SkZP4sz9Mb
- TLSH T10AB54B16F6788372D0B3C0B9C5D6AA5AFE32344657308ACB0349D7282F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe$
- Size 2.2MB
- SHA256 3ab56a2f357f3b649acd2cc05e002326dbe06e154180544820587034c67238ed
- MD5 b12358c66733d770859a9d6798a50c91
- SHA1 353a7c514ef05d16a6ef88feb232d2d1cd02c7df
- SHA512 103f99542f559d6380bdb43c23cbe3b25b79f6c86340c67bb8a061aa2a60e5fd97cc5d4ab0bce06c7bdd431231932f59f949ebafa73a21ecb8c53317b37c3b9f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapebEOa45jcAkSYqyExZe0p4Ek4niJ:A3k03kHRJUpYqLeW4SkZP4sz9Mb
- TLSH T16EB54B16F6788372D0B3C0B9C5D6AA5AFE32344657308ACB1349D3282F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.7MB
- SHA256 6c485854bd9ac2128644655eedd945daadbabd9a8550527d2904ed045431c111
- MD5 b121496b8796e9d9833a0962da610059
- SHA1 b0440b069839dbd72ed05ac53bf689dde02153f2
- SHA512 930c980e535a57d8cbcbd5a81697d1d2444b7de7aec64856a1efcdf775eabf94c0ca90f208f63a8ca363ca15a05fae544cf263044cf702f85dbc0dca55b60531
- SSDEEP 49152:A3k03kHRJUpYqLeW4SkZP4sz9MbBPji0Aj:A3k03kHRu6YfkZcRjo
- TLSH T137D52A16F6788372D073C0B9C5D6AA9AFE32344657308ACB0349D7282F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe
- Size 2.2MB
- SHA256 2913db5d57378db35c54f089857c6dde05a19dfbca9281e1794ea0e353e582fa
- MD5 909881ee22a823504bf745cde40e8874
- SHA1 f1e8589b4ac2719c7ee4b87b779186253242f7a7
- SHA512 f6d322cb060dbe8acf7f9c50e364b7876871df06f337c2aca16a733ec0389b37c4ac57f564894df08d73a5dacb420b3eec10d7b69278eb1abedc245df53fed9b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapebEOa45jcAkSYqyExZe0p4Ek4niF:A3k03kHRJUpYqLeW4SkZP4sz9Mby
- TLSH T13EB54B16F6788372D0B3C0B9C5D6AA5AFE32344617308ACB1349D3282F277D59A3A775
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$
- Size 2.3MB
- SHA256 682831312c048822846f5cc123db1fb9c8d617ab21157971dc60b3110c3d9c29
- MD5 4efa1772ae365b4a0d306022e7da9045
- SHA1 29ba414eda8adabb344eba4fc410fd66655236ff
- SHA512 8e29bb940c847982a01be6e32c173d056e2aa55c2144007dc1f2967817276de56df706c1f934f18ff05e2fff0fe5b87d5a38f4fdfcb4df2553510ebf8a6741fb
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapebEOa45jcAkSYqyExZe0p4Ek4niE:A3k03kHRJUpYqLeW4SkZP4sz9Mbj
- TLSH T139B53B16F6B84362D0B3C0B9C9D6AA5AFA313C4517308ADB0349E7282F377D59A39735
- MD5 SHA1 SHA512 SSDEEP TLSH