Analysis
- max time kernel
114s - max time network
153s - 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, 09:40
Behavioral task
behavioral1
Sample
2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.4MB
- Sample260820-lndemsce68
- SHA256 5966fc04293dd8fdca3cc5954f35f5e1b97a1e182a1ac8978a99525fd8e85c05
- MD5 b8e2257582d4be6d5a4111e8b19b8728
- SHA1 c59ca6cfe497e9280636d925310b30845e72e020
- SHA512 e0aa9d4f0a789615c8856fc47f4ed55e96362fa90ec41ae2dee8dcd3a7368e2cb48ecf861f8bc956bdda8833f3cd5b09b9c720a0201db236ace7248bfa0f6772
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBFf/W0KXp5jcAkSYqyE:A3k03kHRJARJYpYq
- TLSH T170657C17F6A441B5D067C1B9CAD29A56FB713846073097CF1388C7292F63BE19E3A361
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/3200-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c561-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2f2-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3200-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2656-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000a000000000441-1020.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c561-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2f2-11.dat aspack_v212_v242 behavioral2/files/0x000a000000000441-1020.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2656 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_b8e2257582d4be6d5a4111e8b19b8728_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 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_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\jdk-1.8\bin\java.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_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}\osmadminicon.exe$ 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_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 created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe$ 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.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\Java\jre-1.8\bin\jp2launcher.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE patcher.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\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\pack200.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe$ 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe$ 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_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.Loader.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE$ 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoia.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe$ 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE$ 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_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 3200 2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2656 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_b8e2257582d4be6d5a4111e8b19b8728_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:3200
-
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:2656
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.4MB
- SHA256 5966fc04293dd8fdca3cc5954f35f5e1b97a1e182a1ac8978a99525fd8e85c05
- MD5 b8e2257582d4be6d5a4111e8b19b8728
- SHA1 c59ca6cfe497e9280636d925310b30845e72e020
- SHA512 e0aa9d4f0a789615c8856fc47f4ed55e96362fa90ec41ae2dee8dcd3a7368e2cb48ecf861f8bc956bdda8833f3cd5b09b9c720a0201db236ace7248bfa0f6772
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBFf/W0KXp5jcAkSYqyE:A3k03kHRJARJYpYq
- TLSH T170657C17F6A441B5D067C1B9CAD29A56FB713846073097CF1388C7292F63BE19E3A361
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.9MB
- SHA256 6acd09e4df3ac0ef0459542e61bac8bd12b23c77fb69e549f7b4a18458a48dfb
- MD5 bff9ad0e018a88773811473c2f507aa7
- SHA1 2db572577e47327eddf0f350ca3e53430e3ce831
- SHA512 c90b828b8dca3fcdd3749e476db57f8682722791289e42961298851663952ba0490fd1995d51138046ad505438761a38f8b048f7b98e6fc6154d30ca68d9fa48
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBFf/W0KXp5jcAkSYqyED0Le5ji0hmxNrM:A3k03kHRJARJYpYqjPji0Aj
- TLSH T175956C16F67442B5D073C0B9C5D2AA9AFE71348617308BCB1385C7282F67BE59A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.4MB
- SHA256 6e095b1f7549cae1a5f92ce673472866fdeb84a8db757a1aae113777c43b8017
- MD5 c8ae6fbe0a1a455e5c02b0ade5d73009
- SHA1 8c1fc75d32daff67eed208b6814f3b1857e60c02
- SHA512 715a31de5aba7f073302a638c4d4010b75d0b76a0cd74cfaf11a8b8cde7c0a4c40d35bbbe5e56b1f355969bd07ee22162ba12d2bb553a361cf5a885ff5f7a2f3
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBFf/W0KXp5jcAkSYqyEuwE:A3k03kHRJARJYpYqk
- TLSH T14F657C17F6A441B5D063C1B9C6D2AA66FB313846173097CF1398C7292F63BE19E3A361
- MD5 SHA1 SHA512 SSDEEP TLSH