Analysis
- max time kernel
110s - 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
24/07/2026, 21:09
Behavioral task
behavioral1
Sample
2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.9MB
- Sample260724-zzyfvatbla
- SHA256 60a3a1fd1bacce8d32916f27044d71ad15011403782aa55e6207a8ce19a3dcac
- MD5 3bb1f746dcbedc36e519ae3c0e538ca7
- SHA1 0a43bee3e457e657727fba53fcc560dc04989d41
- SHA512 680bd5323d227b6a8a70ba631884642cb086c797c3ae94b6eea50275c6a4d73dbe0913d9062fdc1784708b0f9e73cf4655188ebdd401f00678103b14c8992b15
- SSDEEP 49152:A3k03kHRJPpYqeeW4SkZP4sz9MbKWhNDS5lS/s56rX:A3k03kHRd61fkZcKiNDS5lSBrX
- TLSH T1CCD50716E6684762D06F8075C7929A56FA333C450FA087CB02C5EB3C2F376D19AB9727
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/5252-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c539-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b2e1-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5252-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5348-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019955-522.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c539-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b2e1-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019955-522.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5348 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" 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_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 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_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 (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_pwa_launcher.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.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\jre\bin\java.exe$ 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_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\Internet Explorer\iexplore.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_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 created C:\Program Files\7-Zip\7zFM.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe patcher.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\rmiregistry.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\sscicons.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE patcher.exe File created C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE patcher.exe File created 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\jjs.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE$ 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_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\bin\jstat.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.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\Java\jdk-1.8\jre\bin\keytool.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe$ patcher.exe File created 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\pack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\identity_helper.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 (x86)\Microsoft\EdgeUpdate_disable\Install\{E03D5D6C-388E-4B12-B85B-347D19A529BC}\MicrosoftEdge_X64_139.0.3405.125.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_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 (x86)\Windows Media Player\wmpconfig.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe$ patcher.exe File created C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe$ 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_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 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_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 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_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 5252 2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5348 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-24_3bb1f746dcbedc36e519ae3c0e538ca7_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:5252
-
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:5348
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.9MB
- SHA256 60a3a1fd1bacce8d32916f27044d71ad15011403782aa55e6207a8ce19a3dcac
- MD5 3bb1f746dcbedc36e519ae3c0e538ca7
- SHA1 0a43bee3e457e657727fba53fcc560dc04989d41
- SHA512 680bd5323d227b6a8a70ba631884642cb086c797c3ae94b6eea50275c6a4d73dbe0913d9062fdc1784708b0f9e73cf4655188ebdd401f00678103b14c8992b15
- SSDEEP 49152:A3k03kHRJPpYqeeW4SkZP4sz9MbKWhNDS5lS/s56rX:A3k03kHRd61fkZcKiNDS5lSBrX
- TLSH T1CCD50716E6684762D06F8075C7929A56FA333C450FA087CB02C5EB3C2F376D19AB9727
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.4MB
- SHA256 1b2b87a35988aa9e375907750373b63f04e552a22b103d78b7d116fc8f5d0579
- MD5 a7b340cd4e5c6b76b575fdf9ff6410fe
- SHA1 5fb49cd71e064ae0f7f2080842ebd850b5040445
- SHA512 67fddc718caddf7e73afcca779dd248f9b69b8a2bf9503f53ac268ca61a5f6c77cd690522771dbf53beebf9e1e89c56f5fa0ae589efcf4b76e27613400fdfc8c
- SSDEEP 49152:A3k03kHRJPpYqeeW4SkZP4sz9MbKWhNDS5lS/s56rTPji0Aj:A3k03kHRd61fkZcKiNDS5lSBrLjo
- TLSH T1B6F50716E6684762D06BC075C7D2A65AFA333C411BB086CB02C5E73C2F376D19AB9727
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe$
- Size 2.9MB
- SHA256 211c80dd94cbd4432fee012e5cf5c4a5ee853c56b9df206b1ac7523e27eeaa94
- MD5 218ac90c1e22d8a48db5874a6c8a49b7
- SHA1 dbf6151a18a41224e4d0509e032f8302dc092df4
- SHA512 046f207ab477c970882561dd3bab714fbb4d92d65b2eade4325b15697a1712cd538fafda06da1e930fad6cdb11facf6b56f8acb4f7a4322dcc68581d8b351fe2
- SSDEEP 49152:A3k03kHRJPpYqeeW4SkZP4sz9MbKWhNDS5lS/s56rp:A3k03kHRd61fkZcKiNDS5lSBrp
- TLSH T171E50716E6684762D06F8075C7969A56FA333C450FA087CB02C5EB3C2F336D19AB9727
- MD5 SHA1 SHA512 SSDEEP TLSH