Analysis
- max time kernel
119s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/08/2026, 13:21
Behavioral task
behavioral1
Sample
2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260817-ql23fastat
- SHA256 2b68e299dfa16b26799376196553ab7b6b520e1d4f2ec892e45214cf6376a848
- MD5 4f64e717bab7581d492db5c81d7837a9
- SHA1 47c7b1c82cea7fb7dbe84501fc7ebeb44af39cd6
- SHA512 b968520a7389c2756bf0534d24d98d11fe9021858ef4ed0c6881b70493e34b7e9d58a4c07961908de3630b53b79b488b33c39563a2565b7af953990352c7c879
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A26jMD5TvinrmC0Le5ji0hmxNrM:A3k03kHRJX56rTPji0Aj
- TLSH T10B756B16F6A44BA5D02FC178C5D29666EA733C421F3087CB1354DE283F67BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/2344-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000400000001b860-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0009000000016bca-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4876-34-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2344-33-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019b55-700.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c0000000064b6-1582.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000400000001b860-5.dat aspack_v212_v242 behavioral2/files/0x0009000000016bca-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019b55-700.dat aspack_v212_v242 behavioral2/files/0x000c0000000064b6-1582.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4876 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" 2026-08-17_4f64e717bab7581d492db5c81d7837a9_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 2026-08-17_4f64e717bab7581d492db5c81d7837a9_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\ClickToRun\InspectorOfficeGadget.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 (x86)\Windows Photo Viewer\ImagingDevices.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.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\Java\jdk-1.8\bin\javadoc.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe$ patcher.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe$ 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\ielowutil.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe$ 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe$ 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.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 (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.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 (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe$ 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-08-17_4f64e717bab7581d492db5c81d7837a9_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\Windows Photo Viewer\ImagingDevices.exe 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe$ patcher.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\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.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_4f64e717bab7581d492db5c81d7837a9_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_4f64e717bab7581d492db5c81d7837a9_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 2344 2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4876 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-17_4f64e717bab7581d492db5c81d7837a9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-17_4f64e717bab7581d492db5c81d7837a9_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:2344
-
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:4876
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 2b68e299dfa16b26799376196553ab7b6b520e1d4f2ec892e45214cf6376a848
- MD5 4f64e717bab7581d492db5c81d7837a9
- SHA1 47c7b1c82cea7fb7dbe84501fc7ebeb44af39cd6
- SHA512 b968520a7389c2756bf0534d24d98d11fe9021858ef4ed0c6881b70493e34b7e9d58a4c07961908de3630b53b79b488b33c39563a2565b7af953990352c7c879
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A26jMD5TvinrmC0Le5ji0hmxNrM:A3k03kHRJX56rTPji0Aj
- TLSH T10B756B16F6A44BA5D02FC178C5D29666EA733C421F3087CB1354DE283F67BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.1MB
- SHA256 8b8a2d17e6e3780a6082351c2f203629bfdac997800283d7655d401370584303
- MD5 c7b885c63c19daf590aac7a749086f7a
- SHA1 112f7c26df0cd511511e2742fc52eb431e762215
- SHA512 8c77eadd307682b0537317891fbfbaedb93701fad9cdaafb1ccd983c404d4934355645c69ae5b461d16d12965f839f31b8bbbf65990cd30cdda51b6384089d97
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A26jMD5TvinrmC0Le5ji0hmxNrMD0Le5b:A3k03kHRJX56rTPji0AjKPji0Aj
- TLSH T1E3A55B16F6644B75D06BC0B9C5D2969AEA723C421F3087CB0355DB283F27BD19A3A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\servertool.exe$
- Size 1.6MB
- SHA256 6dc53f5a4b51a3dcb6db4d0dec6b963ebea024118967c4b76f4f93f7f506ac0f
- MD5 f3124b8dc133f1aca7e5c3f7eeb52e68
- SHA1 1211cf797f37a4fd53ebe8602955ae60cd81c6ae
- SHA512 64722c5e8e83b32df2e1710e2a07d86684ceb722cd882358671878b74538ecf71a5016a7f22341952d67f74d5b317836ceb929b88d5dea216dfe5dd1b14f0e2b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A26jMD5TvinrmC0Le5ji0hmxNrMEI:A3k03kHRJX56rTPji0Aj6
- TLSH T16F756B16F6A44BA5D02FC178C5D29666EA733C421F3087CB1354DE283F67BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe$
- Size 2.0MB
- SHA256 3c58789332c398aaffbbfe020a10f6d34c7a27356a7374d7ea7474a3004b70e1
- MD5 911ec69bf2e226a6312a02a7d8a305ff
- SHA1 033562db21ff105d39fe83ba991fef6a53207d8a
- SHA512 76d0ca498680ef7134cbd0c0476db4d3913e297284b319820c04cd5763d290e94ed71cfe2a8dbe4dccdc298aaf68313c958d2797c67103cff3fec6873b60eae7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A26jMD5TvinrmC0Le5ji0hmxNrMSMYenm:A3k03kHRJX56rTPji0Aj0PnRWtGkf
- TLSH T17CA57B22F6A44B75D06BC075C5929666FA333C451F3087CB0394DE293F76AD1AA3A363
- MD5 SHA1 SHA512 SSDEEP TLSH