Analysis
- max time kernel
126s - max time network
152s - 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, 20:00
Behavioral task
behavioral1
Sample
2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_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_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.9MB
- Sample260817-yre4vsde82
- SHA256 17b13b10a6d4dbe37fe2b389bc0b86ea93f7a73d1d6f23ee4065ba9d5f8a8d54
- MD5 15fc0c5fe58c066c551bdb0596e62d52
- SHA1 ab786cd8b01711b750889c8754a604682038008b
- SHA512 25f708d3e16db1f99d1e27440c7f317258ca6b3b4566535f41892c8ef329c9bc9564782763d6bc1c8ad8b0592dda38f62820eb40a81e9b9ca2c05c449192e76c
- SSDEEP 49152:A3k03kHRJ7pYqYbdv230xas56r+qJtb2Ij56r9:A3k03kHRR6RdKr+Jr9
- TLSH T1F3D53A12B2A84B65D07BC174C9A29656EA333C825F2087DF1345BF293E337D19A36763
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/2004-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c585-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2004-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4392-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001ac73-1008.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c585-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x000300000001ac73-1008.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4392 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_15fc0c5fe58c066c551bdb0596e62d52_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_15fc0c5fe58c066c551bdb0596e62d52_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 created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javadoc.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe$ 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_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\Java\jre-1.8\bin\javaw.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_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\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.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\bin\jdeps.exe$ 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe$ patcher.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\Mozilla Firefox\firefox.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\pingsender.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe$ 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe$ 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe$ 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_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}\lyncicon.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_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 created C:\Program Files\Mozilla Firefox\uninstall\helper.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe patcher.exe File created C:\Program Files\7-Zip\7zFM.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_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\msotd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_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}\pubs.exe patcher.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\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_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 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_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_15fc0c5fe58c066c551bdb0596e62d52_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 2004 2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4392 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-17_15fc0c5fe58c066c551bdb0596e62d52_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:2004
-
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:4392
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.9MB
- SHA256 17b13b10a6d4dbe37fe2b389bc0b86ea93f7a73d1d6f23ee4065ba9d5f8a8d54
- MD5 15fc0c5fe58c066c551bdb0596e62d52
- SHA1 ab786cd8b01711b750889c8754a604682038008b
- SHA512 25f708d3e16db1f99d1e27440c7f317258ca6b3b4566535f41892c8ef329c9bc9564782763d6bc1c8ad8b0592dda38f62820eb40a81e9b9ca2c05c449192e76c
- SSDEEP 49152:A3k03kHRJ7pYqYbdv230xas56r+qJtb2Ij56r9:A3k03kHRR6RdKr+Jr9
- TLSH T1F3D53A12B2A84B65D07BC174C9A29656EA333C825F2087DF1345BF293E337D19A36763
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.4MB
- SHA256 270f68e7f6eac84ca285044e66bbdd36e173a62cbaac75a3e6aea7d55f7fb6a9
- MD5 61fcd925502f96ee0598112864bb1224
- SHA1 ad201fc855385a4ea6d9f83fd9133cd3a6aa0068
- SHA512 26ee85bceb36e994663844c9688e5b48384affda0d887bb6994bdc421ed685d686020a3f876f9db4afcf2bce0b7667ea135d808ad1a8d5ae4181a9b6e5c71a6f
- SSDEEP 49152:A3k03kHRJ7pYqYbdv230xas56r+qJtb2Ij56rJPji0Aj:A3k03kHRR6RdKr+Jrpjo
- TLSH T178F53916F2A44B65D07BC174C9E29696EA333C825F3087DF1245BB283E337D19A36762
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe
- Size 2.9MB
- SHA256 e66eb81cd097a30dab6de924e3f1fdee33c59a6a2871e2624185df953cdaf39e
- MD5 aa6975e84e37b700029a9a4da223d8ed
- SHA1 a3e263a6f0aa52c93abc3ad1505695f44de1225b
- SHA512 38929f2e3a2a01329cf5c486364e7cc42b5b0e0f33bee8778277bbb4189c526381efae35421c992281734b903046342113dd05b17aeec1f1819efe2754693997
- SSDEEP 49152:A3k03kHRJ7pYqYbdv230xas56r+qJtb2Ij56rm:A3k03kHRR6RdKr+Jrm
- TLSH T191E53A12B2A84B65D07BC174C9A29656EA333C825F2087DF1345BF293E337D19A36763
- MD5 SHA1 SHA512 SSDEEP TLSH