Analysis
- max time kernel
108s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
11/08/2026, 13:32
Behavioral task
behavioral1
Sample
2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe
- Size 3.9MB
- Sample260811-qsynlatfpg
- SHA256 fa5bad822213b09cc83bce3571bc08c5efe555c3d8b794914aae0d31363e66e9
- MD5 a945fc37bf19e7af6f22c39798d675d9
- SHA1 a77e76e0397b15ac5e04c03e345be1a1c25b2442
- SHA512 edb5c963e9f6bc4a96449ddd060c221fb0068bd002853a281f9a8fc0a91ab124a94b7e3412e02758ecab716dcb0a7bd8a3515b30c3c52fe02d19b336524c2c74
- SSDEEP 49152:A3k03kHRJ0pYqLeW4SkZP4sz9Mb/TebeW4SkZP4sz9MbL8tDZqrKV:A3k03kHRy6YfkZc/TofkZcLm
- TLSH T1E4163A16F6788362D0B3C0B9C5D7AAAAFA7234451B308ACB0345D32D2F277D59A39735
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/1796-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c533-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1796-9-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2d6-12.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/844-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019bae-612.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c533-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2d6-12.dat aspack_v212_v242 behavioral2/files/0x0003000000019bae-612.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 844 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" 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_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 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe$ patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe patcher.exe File created C:\Program Files\Mozilla Firefox\plugin-container.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe patcher.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.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\jre-1.8\bin\keytool.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.exe$ patcher.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\appletviewer.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe$ 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpnscfg.exe 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe patcher.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\Java\jdk-1.8\bin\wsimport.exe 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.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 (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ielowutil.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE$ patcher.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe patcher.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\Internet Explorer\ieinstal.exe patcher.exe File created C:\Program Files\7-Zip\Uninstall.exe patcher.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 (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX40.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe$ patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe$ 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.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)\Microsoft\EdgeCore\122.0.2365.106\msedge.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\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe - Drops file in Windows directory 10 IoCs
description ioc Process File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$ patcher.exe File created C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe 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 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_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 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1796 2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe 844 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-11_a945fc37bf19e7af6f22c39798d675d9_amadey_cobalt-strike_elex_hijackloader_stealc_vidar_wannacry.exe"1⤵
- 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:1796
-
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:844
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.9MB
- SHA256 fa5bad822213b09cc83bce3571bc08c5efe555c3d8b794914aae0d31363e66e9
- MD5 a945fc37bf19e7af6f22c39798d675d9
- SHA1 a77e76e0397b15ac5e04c03e345be1a1c25b2442
- SHA512 edb5c963e9f6bc4a96449ddd060c221fb0068bd002853a281f9a8fc0a91ab124a94b7e3412e02758ecab716dcb0a7bd8a3515b30c3c52fe02d19b336524c2c74
- SSDEEP 49152:A3k03kHRJ0pYqLeW4SkZP4sz9Mb/TebeW4SkZP4sz9MbL8tDZqrKV:A3k03kHRy6YfkZc/TofkZcLm
- TLSH T1E4163A16F6788362D0B3C0B9C5D7AAAAFA7234451B308ACB0345D32D2F277D59A39735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 4.4MB
- SHA256 020e231ed6d4a05325ff9b46cbea0c6b346c5ce400a033333f4b78b2643eb793
- MD5 cc89665348f709aac2fe28c27f76e622
- SHA1 a23074dd894717746c1362266e8a2f8b17cc5350
- SHA512 b2349a91a0317f32f6099321dba6a285e91ae8c02370b31f09760969f34af52fcca2b25cc0aa8a4b03019ba310b04bb993d135c1acd85a9d37c846a741c29c68
- SSDEEP 49152:A3k03kHRJ0pYqLeW4SkZP4sz9Mb/TebeW4SkZP4sz9MbL8tDZqrKRPji0Aj:A3k03kHRy6YfkZc/TofkZcLcjo
- TLSH T116263A16F6788372D073C0B9C5D6AAAAFA7234451B308ACB0345D32D2F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\java-rmi.exe$
- Size 3.9MB
- SHA256 82bcf0f1b6219cd406b6f5167b576a9bf79bb42a2c5cd0764abe651ead6d3f8c
- MD5 d1d2cad8d0ac59696705097f192e18d6
- SHA1 341542c9bcdc03507493718df8f785bb4692c7ef
- SHA512 aa74c4b6e335548222a31aadbbd7cbd87cd6df3cbd07fa65aee741d2efff1c6a1788043b7e2f1d357061607214165cce07a82e3b2751b6f9c7c4b25bd61590b0
- SSDEEP 49152:A3k03kHRJ0pYqLeW4SkZP4sz9Mb/TebeW4SkZP4sz9MbL8tDZqrKf:A3k03kHRy6YfkZc/TofkZcLu
- TLSH T11D163A16F6788362D0B3C0B9C5D7AAAAFA7234451B308ACB0345D32D2F277D59A39735
- MD5 SHA1 SHA512 SSDEEP TLSH