Analysis
- max time kernel
121s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/08/2026, 12:30
Behavioral task
behavioral1
Sample
2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.4MB
- Sample260817-pptpss1vbz
- SHA256 cf3d5c475348452ac09a676b993446dc1e92a4648b5f166145e1d9297eddd907
- MD5 dcf2dfb0845f2454667778a0f3ba2b8a
- SHA1 9ee65e62ba3c93fffd77e474e36d64c394f037a9
- SHA512 35625ffe86fa635bd0359e3409e35526c12ea0371f3d69b3f720aa78f89d35b6e51665340bd7c61f1ea12e40ea1625c084a4d4667f2cd17fccaaf019dff83f19
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccUSuscB0Le5ji0hmxNrM:A3k03kHRJM9Pji0Aj
- TLSH T131657C17F6A402B5D067C1B8C6D6966AEE7138821B3086CF1359C7283F63BD19B3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 5 IoCs
resource yara_rule behavioral2/memory/1488-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c56d-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2bc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1488-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5648-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c56d-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2bc-11.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5648 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" patcher.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_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\policytool.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.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\Edge\Application\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.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\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\java-rmi.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe$ 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe$ 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_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 created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_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\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_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$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe$ 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Microsoft Office\root\Integration\Integrator.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Mail\wab.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe$ 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$ 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe$ 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe$ 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.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 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_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 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_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 1488 2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5648 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-17_dcf2dfb0845f2454667778a0f3ba2b8a_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:1488
-
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:5648
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.4MB
- SHA256 cf3d5c475348452ac09a676b993446dc1e92a4648b5f166145e1d9297eddd907
- MD5 dcf2dfb0845f2454667778a0f3ba2b8a
- SHA1 9ee65e62ba3c93fffd77e474e36d64c394f037a9
- SHA512 35625ffe86fa635bd0359e3409e35526c12ea0371f3d69b3f720aa78f89d35b6e51665340bd7c61f1ea12e40ea1625c084a4d4667f2cd17fccaaf019dff83f19
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccUSuscB0Le5ji0hmxNrM:A3k03kHRJM9Pji0Aj
- TLSH T131657C17F6A402B5D067C1B8C6D6966AEE7138821B3086CF1359C7283F63BD19B3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.0MB
- SHA256 9258c33b5220eb4ce6e6a1ee84f033ee8927b48c02e672f56a61298d02f0d426
- MD5 e6364a763176f145878b17a399c423a9
- SHA1 f8bf232b27fb584d604748feffe7231dbb6d6212
- SHA512 29d79c4307f2821fe9cdc0df9b69b11585cc717e56a7de32c64e4101210f3c9f3a11ca711066683571b97c398757153a3930c620602d5275107ad35b3218a922
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccUSuscB0Le5ji0hmxNrMD0Le5ji0hmxe:A3k03kHRJM9Pji0AjKPji0Aj
- TLSH T13AA57C16F6B44375D073C0B9C5D2A69AEE7134821B308ACB1395C7283F67BE59A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH