Analysis
- max time kernel
114s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/08/2026, 21:08
Behavioral task
behavioral1
Sample
2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.4MB
- Sample260818-zyvcss1bje
- SHA256 31a812174a1bbdd54f998664fd7a49f0757cb1e3e30cfd8037ce5193a7e090a2
- MD5 4bb6cfd6310fbfbde73afdccfd8322f7
- SHA1 fdcb9efe9640d6d835615ba11e642896e062ea4e
- SHA512 4e2beb952bcdb49ec0b5cbd65a07951c5c212fc4a1ebf85b11cdfa174b36815f0db41b4b8b76dcaeb653dd6d60249384658f5ad8373a45f96853c464e8027588
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GofPLhYTqMi8CtBd2QHCHmTBW5:A3k03kHRJgqJtb2I
- TLSH T107657C27F6A442B5D067C1B9C6D29A66FE3138425B30C6CF1349C7282F63BD19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/5780-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c53d-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5780-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4876-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d000000019e4b-1214.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c53d-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x000d000000019e4b-1214.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" 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_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 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_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\Internet Explorer\ieinstal.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoasb.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.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 created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\sscicons.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.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 (x86)\Microsoft\EdgeCore\122.0.2365.106\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\ExtExport.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_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 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\serialver.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Integration\Integrator.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\uninstall\helper.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe$ 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe$ 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe$ 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\pack200.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe$ 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_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\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_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}\pptico.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_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 5780 2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4876 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-18_4bb6cfd6310fbfbde73afdccfd8322f7_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:5780
-
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 1.4MB
- SHA256 31a812174a1bbdd54f998664fd7a49f0757cb1e3e30cfd8037ce5193a7e090a2
- MD5 4bb6cfd6310fbfbde73afdccfd8322f7
- SHA1 fdcb9efe9640d6d835615ba11e642896e062ea4e
- SHA512 4e2beb952bcdb49ec0b5cbd65a07951c5c212fc4a1ebf85b11cdfa174b36815f0db41b4b8b76dcaeb653dd6d60249384658f5ad8373a45f96853c464e8027588
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GofPLhYTqMi8CtBd2QHCHmTBW5:A3k03kHRJgqJtb2I
- TLSH T107657C27F6A442B5D067C1B9C6D29A66FE3138425B30C6CF1349C7282F63BD19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.0MB
- SHA256 eac06f1b8d8d35528606a428974275eb0544cbc2f39f858a61eec46f97b8cb95
- MD5 5db4b6f089e7813eadc1e09fa867c9df
- SHA1 02aee96e46863e80c4cc906a1b30b915e97346d3
- SHA512 9eb62586d3f916c0abca41c5ec1ca666168fd1519dd739feb526240f501fce9abe3464e6e2174346786f4824a99459a1cdb28f4dfa92d848a451aa15652ebca2
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GofPLhYTqMi8CtBd2QHCHmTBW5X0Le5jn:A3k03kHRJgqJtb2IQPji0Aj
- TLSH T19D955B26F6B44375D073C0B9C5D2A69AFE7134825B308ACB1349C7282F67BD59A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe
- Size 1.9MB
- SHA256 9705b81b2936099aa8c023352aeef569daf75d91f2a6451f23ee1e17008cc5a1
- MD5 bc44253e170985304d3b354f4ca0ff74
- SHA1 2c4163c9eb69b28e5faaf47f9abb177420144838
- SHA512 060968f37931db3d34f17b698626f4d856d52b6922164c3c68fe6a1be6547af805ff74df13c3993ebe5414a9a322c61be6c8893e5c1d25b5ce3cf5e6df89fa90
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8GofPLhYTqMi8CtBd2QHCHmTBW51i6:A3k03kHRJgqJtb2Iqi6
- TLSH T1EE954993EB558DB1F02EC474C4D29239EA323D1907E386CB124EBA192F367C959F9325
- MD5 SHA1 SHA512 SSDEEP TLSH