Analysis
- max time kernel
122s - max time network
148s - 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, 06:59
Behavioral task
behavioral1
Sample
2026-08-04_66ac87fd35f5365431c4304bbd0314d5_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_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.5MB
- Sample260804-hscr5ayvbz
- SHA256 7f3f4379ba090aeb74f9b13ae4f9a716df2c259d976ab421c94b94996d8a59fa
- MD5 66ac87fd35f5365431c4304bbd0314d5
- SHA1 52892ae81a58f2d0ee0b2da5cf361c8769338fd4
- SHA512 798c174f1c8f5c1840778dfca545a452303059bd138575139baac01b14a3e64ad8ff919f9e94346e228c6f084bf0f9ac54f86ae207d31764747c760d754869c0
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRavisUi5jcAkSYqyEdyyCUq7lfHLJ:A3k03kHRJ5pYq9TeX
- TLSH T171757B17F6A441B5D063C178CAD29A66FB7278421B3097CF1358C7292F23BD1AE3A761
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4072-0-0x0000000000400000-0x000000000040F000-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/4072-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2404-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c9f-1283.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/0x0004000000019c9f-1283.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2404 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" 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_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 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_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\EdgeCore\139.0.3405.125\cookie_exporter.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe$ 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe$ 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\jhat.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE$ 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_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 (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe$ 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpshare.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_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 (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe patcher.exe File created C:\Program Files\dotnet\dotnet.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE$ 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\GRAPH.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\Mozilla Firefox\maintenanceservice.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_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 opened for modification C:\Program Files\Internet Explorer\ExtExport.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javac.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe patcher.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ielowutil.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_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$ 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 (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe$ 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msotd.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe$ 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe$ 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\identity_helper.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE$ 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_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_66ac87fd35f5365431c4304bbd0314d5_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_66ac87fd35f5365431c4304bbd0314d5_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 4072 2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2404 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_66ac87fd35f5365431c4304bbd0314d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_66ac87fd35f5365431c4304bbd0314d5_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:4072
-
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:2404
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.5MB
- SHA256 7f3f4379ba090aeb74f9b13ae4f9a716df2c259d976ab421c94b94996d8a59fa
- MD5 66ac87fd35f5365431c4304bbd0314d5
- SHA1 52892ae81a58f2d0ee0b2da5cf361c8769338fd4
- SHA512 798c174f1c8f5c1840778dfca545a452303059bd138575139baac01b14a3e64ad8ff919f9e94346e228c6f084bf0f9ac54f86ae207d31764747c760d754869c0
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRavisUi5jcAkSYqyEdyyCUq7lfHLJ:A3k03kHRJ5pYq9TeX
- TLSH T171757B17F6A441B5D063C178CAD29A66FB7278421B3097CF1358C7292F23BD1AE3A761
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.1MB
- SHA256 a64275d76db8955deccbddd72ecbb3901905405570876aca76b89a74b35123f6
- MD5 777754d5fc7f1b123222e09f7ec26c8d
- SHA1 cac557bc509827525136e1f1cee9ca326badeb72
- SHA512 2de1ba0cf2f8b35f74a9c410127aa5f46cf56504f74618727cb65b541210505a3ae8e6f4fd4f0a573948a543a64d0af3d7e61e614fc0af152234725182cf3f57
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRavisUi5jcAkSYqyEdyyCUq7lfHL10Le5b:A3k03kHRJ5pYq9TeTPji0Aj
- TLSH T194A56B16F6A442B5D073C0B9C5D2A66AFA7234421B3086CF1395C7382F67BE19E3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.6MB
- SHA256 76fe28942d86ab6760b2b8cf7551b9e0f69add74c649716e637dace7235782e9
- MD5 44feb3ec63221d57dfa67b6820ed13fe
- SHA1 fbeccf3f64e3333594d37b3c4be28464ad6a6d6f
- SHA512 2bb40cb5757c6a897146481a6460328d577995d9459d3fc551af004bb1cab357106091758633e3eb2f14eee2272881e44573995b612593aa2b02527a4bacf765
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRavisUi5jcAkSYqyEdyyCUq7lfHLVF:A3k03kHRJ5pYq9Te9
- TLSH T1D1756A16F6A441A5D063C074C9D69A66FA327C820B309BDF1358F7292F337D1AE3A761
- MD5 SHA1 SHA512 SSDEEP TLSH