Analysis
- max time kernel
110s - max time network
135s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 18:13
Behavioral task
behavioral1
Sample
2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.3MB
- Sample260810-wt691sen5v
- SHA256 b5bc6e64361a2ba4215ab2f7d71ec4c33dec060eae9b31dab44068b0d85f72e4
- MD5 cdda1b680a2a7e66f338123bd956e558
- SHA1 3270c00d0baeb7918a5ca05d72f4c707cc219bc2
- SHA512 243d7658ff5b6e89f68d28faae4693940a4f063d298db9a0faeababb76533a133dc5541474268a489a998c7a33e4a9066e5e32da426f5ecabb4a6d56f3883a93
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsyKacJjNh5jcAkSYqyE:A3k03kHRJXpYq
- TLSH T191558C17F6A445B5D063C1B9CAD2AA66FE713846173097CF1359C3282F23BD1AA3A371
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4612-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c43b-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2d6-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4612-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3276-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000500000001ac03-1255.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c43b-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2d6-11.dat aspack_v212_v242 behavioral2/files/0x000500000001ac03-1255.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3276 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" 2026-08-10_cdda1b680a2a7e66f338123bd956e558_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 2026-08-10_cdda1b680a2a7e66f338123bd956e558_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\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe$ patcher.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\EdgeWebView\Application\122.0.2365.106\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE 2026-08-10_cdda1b680a2a7e66f338123bd956e558_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}\pj11icon.exe$ 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe patcher.exe File created C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\dotnet.exe$ 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\pack200.exe 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE$ 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe$ 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE$ 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE 2026-08-10_cdda1b680a2a7e66f338123bd956e558_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}\msouc.exe patcher.exe File created 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\EdgeWebView\Application\122.0.2365.106\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE$ patcher.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.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\Java\jdk-1.8\bin\javaw.exe 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.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\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.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\EdgeCore\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.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\ink\TabTip.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe$ 2026-08-10_cdda1b680a2a7e66f338123bd956e558_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}\lyncicon.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\sscicons.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\Eula.exe$ 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-08-10_cdda1b680a2a7e66f338123bd956e558_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\servertool.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\elevation_service.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.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 2026-08-10_cdda1b680a2a7e66f338123bd956e558_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 2026-08-10_cdda1b680a2a7e66f338123bd956e558_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 4612 2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3276 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-10_cdda1b680a2a7e66f338123bd956e558_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_cdda1b680a2a7e66f338123bd956e558_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:4612
-
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:3276
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.3MB
- SHA256 b5bc6e64361a2ba4215ab2f7d71ec4c33dec060eae9b31dab44068b0d85f72e4
- MD5 cdda1b680a2a7e66f338123bd956e558
- SHA1 3270c00d0baeb7918a5ca05d72f4c707cc219bc2
- SHA512 243d7658ff5b6e89f68d28faae4693940a4f063d298db9a0faeababb76533a133dc5541474268a489a998c7a33e4a9066e5e32da426f5ecabb4a6d56f3883a93
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsyKacJjNh5jcAkSYqyE:A3k03kHRJXpYq
- TLSH T191558C17F6A445B5D063C1B9CAD2AA66FE713846173097CF1359C3282F23BD1AA3A371
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.9MB
- SHA256 08c1ccc029220af9ba74b80754f051fe9e58e34e6acf3e532981cc67a1e6c7e8
- MD5 74e6d3d78fc2f7d075eb0703f9c9ea4a
- SHA1 32c1535fce38a3ea191577a0373b9931a1542bc4
- SHA512 e5a08e23ff50cd2208aa8c4b924b5e083fb23cfba4c3229e0c63852603af2ff726cb415a49a50d443419833424dce312bfedd56cc9da1b6e3f468d492ab5942e
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsyKacJjNh5jcAkSYqyED0Le5ji0hmxNrM:A3k03kHRJXpYqjPji0Aj
- TLSH T132957C16F6744275D073C0B9C5D2A69AFE7134861B308ACB1389C7283F67BE19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe
- Size 1.4MB
- SHA256 5bac557cf06a3512dae25611662f7b80b66deca7109b5f51edb895ae4a8a9a49
- MD5 1a5c9f8105d1cf657e68e17c1595ab93
- SHA1 f426f89b44563e2c1a9ac6d83cd504a15097444a
- SHA512 3ad767b5bf0e1d8f54079b36122cf940449eea4bcaa29a75fa887b485504853895c76f6533809bfa6168791f96c7c3bdfa741cfd39d0bfc3f482a94b6f0f65a3
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsyKacJjNh5jcAkSYqyEPF:A3k03kHRJXpYqt
- TLSH T166657C17F6A405B5D063C075CAD69A66FA313C861B309ADF1358F7282F337D1AA3A760
- MD5 SHA1 SHA512 SSDEEP TLSH