Analysis
- max time kernel
96s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 00:43
Behavioral task
behavioral1
Sample
2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.9MB
- Sample260808-a22hvaep7v
- SHA256 9d851490476b9376fc6bfc8f584ab8c4043a5be4177db30c37d2168cb11fd437
- MD5 bf6021a54da15aaa6c31c26995af4405
- SHA1 9514cd07d91e85be1bb166b2d8a2390243aef318
- SHA512 9cbb61ae433fe3af9a9b9a03355f4fdec9dba3b65498debcc6c2cb02342c295725f1e0dbe42e4114c3bdcc774fb04d07935b146cc50ae92cab4b9f21a8870361
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqn6bGFg1YTqMi8CtBd2QHCHmTBW5w5jcAf:A3k03kHRJgqJtb2IRpYq
- TLSH T196956C16F6648275D073C0B9C5D2AA9AFE3134425B308ACF1389D7282F27BD5DA3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 5 IoCs
resource yara_rule behavioral2/memory/2432-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c53d-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2cc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2432-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2456-40-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c53d-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2cc-11.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2456 patcher.exe - 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" 2026-08-07_bf6021a54da15aaa6c31c26995af4405_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 2026-08-07_bf6021a54da15aaa6c31c26995af4405_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 created C:\Program Files\Java\jdk-1.8\bin\jps.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\serialver.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe$ 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe$ 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.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\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe$ 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe$ 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe$ 2026-08-07_bf6021a54da15aaa6c31c26995af4405_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}\osmclienticon.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_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.NetFX40.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe$ 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe$ 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe$ 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe$ 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\schemagen.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\7-Zip\7z.exe patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.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 2026-08-07_bf6021a54da15aaa6c31c26995af4405_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 2026-08-07_bf6021a54da15aaa6c31c26995af4405_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 2432 2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2456 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-07_bf6021a54da15aaa6c31c26995af4405_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-07_bf6021a54da15aaa6c31c26995af4405_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:2432
-
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:2456
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.9MB
- SHA256 9d851490476b9376fc6bfc8f584ab8c4043a5be4177db30c37d2168cb11fd437
- MD5 bf6021a54da15aaa6c31c26995af4405
- SHA1 9514cd07d91e85be1bb166b2d8a2390243aef318
- SHA512 9cbb61ae433fe3af9a9b9a03355f4fdec9dba3b65498debcc6c2cb02342c295725f1e0dbe42e4114c3bdcc774fb04d07935b146cc50ae92cab4b9f21a8870361
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqn6bGFg1YTqMi8CtBd2QHCHmTBW5w5jcAf:A3k03kHRJgqJtb2IRpYq
- TLSH T196956C16F6648275D073C0B9C5D2AA9AFE3134425B308ACF1389D7282F27BD5DA3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.4MB
- SHA256 ca9319443d892fc0b865be7ef127c4f9ad9c40dd01a7a33c514329504f89a5c1
- MD5 0fcb16fc0bb63c03ca15a98eee1b1e26
- SHA1 4409cb6f9470ec70d2a7c7558bf2a84be464dc7a
- SHA512 660bf8a645091df096514a7ee0e3778b3d2a403ccfd515e23fbd5ddbf16b467391014c50befd9a2d0d2a4ca947840988b94f47c109bfde81892d3cb5b11f9661
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqn6bGFg1YTqMi8CtBd2QHCHmTBW5w5jcA3:A3k03kHRJgqJtb2IRpYqjPji0Aj
- TLSH T151C54B16F6748375D073C0B9C5D2A69AEE3134425B308ACB1389D7682F27BD6DA3A731
- MD5 SHA1 SHA512 SSDEEP TLSH