Analysis
- max time kernel
119s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 10:21
Behavioral task
behavioral1
Sample
2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260820-mdtjjsvcnd
- SHA256 045a76cc1c0cf725b6b9c32dcbd315ece59a5264a0462ecd93e0a1a71742bbd6
- MD5 1375c123f5e46671f0c7512dcf115f4e
- SHA1 f2905b03e4143b23ad98cc129c5f37a849d3c1e4
- SHA512 801ff4be552566f21367478095bbddc1fc41a5db694a13d38b1188dcf3ce32fc6b62ccc2f618a821e9262715ba3fcbd02ed994f6f17fd760ee951c254b6fee0a
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ2RojsqiXql5oEaMD5Tvinrmh5jcAkSYqyE:A3k03kHRJI56rapYq
- TLSH T119756B16F6644BA5D06BC178C9D29666EA733C461F3087CF1354DE293F237D0AA3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4600-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c46c-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4600-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4100-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0007000000019da8-1023.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c46c-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x0007000000019da8-1023.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4100 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" 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_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 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe$ 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_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 patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\BHO\ie_to_edge_stub.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\Java\jdk-1.8\bin\idlj.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\rmid.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe$ 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe$ patcher.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE$ 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe$ 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe patcher.exe File created C:\Program Files\Mozilla Firefox\maintenanceservice.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_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 opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe$ 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe$ 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE$ 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_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}\ohub32.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe$ patcher.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE$ 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_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\Mozilla Firefox\private_browsing.exe 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.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 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4600 2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4100 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_1375c123f5e46671f0c7512dcf115f4e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_1375c123f5e46671f0c7512dcf115f4e_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:4600
-
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:4100
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 045a76cc1c0cf725b6b9c32dcbd315ece59a5264a0462ecd93e0a1a71742bbd6
- MD5 1375c123f5e46671f0c7512dcf115f4e
- SHA1 f2905b03e4143b23ad98cc129c5f37a849d3c1e4
- SHA512 801ff4be552566f21367478095bbddc1fc41a5db694a13d38b1188dcf3ce32fc6b62ccc2f618a821e9262715ba3fcbd02ed994f6f17fd760ee951c254b6fee0a
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ2RojsqiXql5oEaMD5Tvinrmh5jcAkSYqyE:A3k03kHRJI56rapYq
- TLSH T119756B16F6644BA5D06BC178C9D29666EA733C461F3087CF1354DE293F237D0AA3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.1MB
- SHA256 c1daa1eea81a2401b9fcf70a46e29ef3b8f19bf7ed0ee595772995da1e65842c
- MD5 d75d1b3a720edc34ad92e2cd85a8d86b
- SHA1 b4d6536cc1de23866a80ecc1c714bdcf8fdfa0dd
- SHA512 e8e3313cd79daed55404c84566a32df0130c4554f51a457e7ff2e2eb8cf400dcc708cc4305825d8a6ca5ff10a191d9ddc8f65a6d053196f1d407f7046f7744fd
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ2RojsqiXql5oEaMD5Tvinrmh5jcAkSYqyED0Lel:A3k03kHRJI56rapYqjPji0Aj
- TLSH T1C7A55A16F6644B75D07BC0B9C5D2969AEA723C421F3087CB1345DB283F23BD19A3A762
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.6MB
- SHA256 7d26ea7c6057dc4b373d9f4f81828490177c52167777eb72c64c11e9090eaeac
- MD5 b380cf4a8981e3db7ce4c2b4022260c2
- SHA1 295ebbefa6a303ccf3fa4c089f35932e0cbb4074
- SHA512 176df87239088e2a5e5bb41806763ed97b31703d62a501f14d824256ad1549c1c3af75afb8b61dcc2198d6110c01c375076a2c78330beff42489d702b3f13d21
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ2RojsqiXql5oEaMD5Tvinrmh5jcAkSYqyEuwE:A3k03kHRJI56rapYqk
- TLSH T1A4856B16E6A44BA5D06BC174C6D29666EA733C461F3087CF1354DE293F337D0AA3A362
- MD5 SHA1 SHA512 SSDEEP TLSH