Analysis
- max time kernel
119s - 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
02/08/2026, 16:18
Behavioral task
behavioral1
Sample
2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260802-tscb5sce84
- SHA256 94f3505da773ab0938d12842959ab3ab29d303adc7493a78bb42031575411a53
- MD5 ebc1d99c3c45194e188037eb0fb827d1
- SHA1 d4e66016ae5a274bee33d0297ef610d44ab1cc12
- SHA512 a643c6d5e25db0d1328ce0267479308480b3e3cddc34b7e7ddf2d1bc0805d835ac97d7fac4eeba26864d173856fe51922f13a9b8704453af0a50efbdf5cc517c
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYiw9UyaRa8eYTqMi8CtBd2QHCHmTBW9:A3k03kB56rzqJtb2Ij56rX
- TLSH T169853A16E6A84F65D06FC074C5D296A6EA733C425F3087CB1345AE293F376D19A3A323
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/1300-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c49d-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1300-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2716-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019cb3-1283.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c49d-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-11.dat aspack_v212_v242 behavioral2/files/0x0004000000019cb3-1283.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2716 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" 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_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 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_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\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\OLCFG.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.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\Java\jdk-1.8\bin\xjc.exe$ 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\javaws.exe patcher.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\Client\AppVDllSurrogate32.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe$ 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe$ 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE$ 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE$ 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE patcher.exe File created C:\Program Files\Mozilla Firefox\nmhproxy.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\Google\Chrome\Application\140.0.7339.81\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_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\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.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 opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe$ 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpconfig.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe$ 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\kinit.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe$ 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\firefox.exe 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\kinit.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 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_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 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1300 2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2716 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-02_ebc1d99c3c45194e188037eb0fb827d1_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:1300
-
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:2716
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 94f3505da773ab0938d12842959ab3ab29d303adc7493a78bb42031575411a53
- MD5 ebc1d99c3c45194e188037eb0fb827d1
- SHA1 d4e66016ae5a274bee33d0297ef610d44ab1cc12
- SHA512 a643c6d5e25db0d1328ce0267479308480b3e3cddc34b7e7ddf2d1bc0805d835ac97d7fac4eeba26864d173856fe51922f13a9b8704453af0a50efbdf5cc517c
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYiw9UyaRa8eYTqMi8CtBd2QHCHmTBW9:A3k03kB56rzqJtb2Ij56rX
- TLSH T169853A16E6A84F65D06FC074C5D296A6EA733C425F3087CB1345AE293F376D19A3A323
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 538fd28e81d5c1b29f4f59b075957131faa9398b476f22c28bbd9e5addfc7150
- MD5 b0f562355b8198f230fe80c66528eab7
- SHA1 24f68d53291bec2f7fb77db3ac4a5de05396b5c0
- SHA512 3cb7e7b91494cf6defd212788234794d24fbb278aa450ccc65c34c736fcfb9cc42334f4f3338a497a84117130732018b4300bdabb63d3406dfcbf8d204cc42f8
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYiw9UyaRa8eYTqMi8CtBd2QHCHmTBW1:A3k03kB56rzqJtb2Ij56rTPji0Aj
- TLSH T17EB53916F6A44B65D06FC079C5D2969AEA333C425F3087CB1345AE283F376D19A3A723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.7MB
- SHA256 6bb76c9ea4a41823da9a9551eba1f11c40da1121367af4e162d4d6caae479391
- MD5 b7f33d2eec8deacc1b2bbff13457cb41
- SHA1 3769dbebf430277b1051c65d1cb30a9951d64a31
- SHA512 aad88339a11d43b9e01e310a4721c4e35bfb03f62f2d0253b38cc7a2d5c0a6c42dab270ed605d757b0404939f0fbab62d4c14085ea594bf0257a10bf5b64b4c3
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYiw9UyaRa8eYTqMi8CtBd2QHCHmTBW7:A3k03kB56rzqJtb2Ij56r9
- TLSH T1D3853A16E6A44F65D06FC074C9929666EA333C415F208BDB1345BF293F336D1AA3A723
- MD5 SHA1 SHA512 SSDEEP TLSH