Analysis
- max time kernel
121s - max time network
150s - 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, 14:41
Behavioral task
behavioral1
Sample
2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_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_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.0MB
- Sample260804-r2mhcsgp31
- SHA256 f01efbf760769e3765311dd1d356dcf78093f4e6d38fdae9673bf8e7cf972c0e
- MD5 a36a1deea9a2ff695bd6ed9af90f3e40
- SHA1 4c35fb3f4991c98259fdd7543379963b9ee44e5f
- SHA512 4e00b2aa2d23d809128977b5986b5bf0cb5c79e9681746af6bd7ea079ddbf4061cfa974413dddb5bde7ad0bcd2c746c3988cae7b8a72ef8ba925f01b89c42d47
- SSDEEP 24576:A3mnXoZ6iLa5D5TvinrmdoTpYags6JcZe0p4Ek4niO2v:A3kB56rZeW4S2
- TLSH T100354A16E6680B65D06FC079C6C29626E6733C426F3087CB13558F243F27AE5A63A773
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4500-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c469-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4500-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2176-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00380000000187ef-1259.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c469-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x00380000000187ef-1259.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2176 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" 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe$ 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe$ patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$ patcher.exe File created C:\Program Files\Mozilla Firefox\updater.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jconsole.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe$ 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_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}\accicons.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe$ 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_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 patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe$ 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe$ patcher.exe File created 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\javadoc.exe$ 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\servertool.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe$ 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe$ 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe$ 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_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_a36a1deea9a2ff695bd6ed9af90f3e40_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_a36a1deea9a2ff695bd6ed9af90f3e40_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 4500 2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2176 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_a36a1deea9a2ff695bd6ed9af90f3e40_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:4500
-
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:2176
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.0MB
- SHA256 f01efbf760769e3765311dd1d356dcf78093f4e6d38fdae9673bf8e7cf972c0e
- MD5 a36a1deea9a2ff695bd6ed9af90f3e40
- SHA1 4c35fb3f4991c98259fdd7543379963b9ee44e5f
- SHA512 4e00b2aa2d23d809128977b5986b5bf0cb5c79e9681746af6bd7ea079ddbf4061cfa974413dddb5bde7ad0bcd2c746c3988cae7b8a72ef8ba925f01b89c42d47
- SSDEEP 24576:A3mnXoZ6iLa5D5TvinrmdoTpYags6JcZe0p4Ek4niO2v:A3kB56rZeW4S2
- TLSH T100354A16E6680B65D06FC079C6C29626E6733C426F3087CB13558F243F27AE5A63A773
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.6MB
- SHA256 c8d392b73ea32008b6ab4a43cabfa9e309fe636028d7ce35cc872765a7c321e3
- MD5 9130457c9cc145df26dde1e8a58be2a7
- SHA1 8781fcb07d973f99831086d83309769c0a812621
- SHA512 d59e2da811fc94c406d9d6be4bce8b67d97d141ef634865b4bcf59dfb55470a0534a62acf3b17341d576a05ed8eb6821fc84723cad6421236bab826f8ac0c980
- SSDEEP 24576:A3mnXoZ6iLa5D5TvinrmdoTpYags6JcZe0p4Ek4niO2b0Le5ji0hmxNrM:A3kB56rZeW4S2Pji0Aj
- TLSH T1B5753A16F6684B71D07BC0B9C5D2965AE9733C825F3087CB03558B283F27AE5963A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$
- Size 1.1MB
- SHA256 2d61d825f3063e5f68d140b1b532a2e88aa9bc9aec8f81810dee6b11e741bcfd
- MD5 abf6f5df70c160c4b923276428d54d50
- SHA1 113bc91799b8e2cf2f3a4010225f09eff2a292e7
- SHA512 caf93a1563b8268bb2812ed077dd51c4b768073e36a23a851fcae29f958bd05e7c201ec10136c64393659d2b6921c92d362e43eea7fc8eac77bbc50604e58447
- SSDEEP 24576:A3mnXoZ6iLa5D5TvinrmdoTpYags6JcZe0p4Ek4niO23F:A3kB56rZeW4SO
- TLSH T1DD353916E6A80B61D06F8074CA829626E5333D825F304BDB1355BF253F33AD5A63A773
- MD5 SHA1 SHA512 SSDEEP TLSH