Analysis
- max time kernel
101s - max time network
141s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 09:41
Behavioral task
behavioral1
Sample
2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.4MB
- Sample260810-lnwk8aep8v
- SHA256 47d671884b3288e199aa432471799d818c754a08f19f83a71c6ba94439e0dc21
- MD5 bf1daf14553c7fcb40cdcf30208b6dd6
- SHA1 0b5af42eb4eb016c39d03afa9589ff85beb1dc6a
- SHA512 a72a083529e0112d44f3aa06fd7eb2fc94ab055c18c567edbf0a74b1ac68e8406af9a984472c4864e73e8747a80b2f0df01ce1ba3a3231cc4d8fb5d76409052f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQfJC5YcRaiTC0Le5ji0hmxNrM:A3k03kHRJQPji0Aj
- TLSH T118658C17F6A402B5D027C0B9C6D6966AFA713882173086CF1359C7283F67BE19B3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4684-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4e4-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4684-75-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4308-106-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019cca-1265.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4e4-6.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019cca-1265.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4308 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" 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_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 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_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 (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge.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\Internet Explorer\ielowutil.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe$ 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\identity_helper.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe$ 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\java.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe$ 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.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\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_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 patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_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}\misc.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\Microsoft Office\root\Office16\XLICONS.EXE$ 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe$ patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe$ 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\servertool.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe$ 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE$ 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe$ 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe patcher.exe File created 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\Mozilla Firefox\updater.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe$ 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_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 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_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 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_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 4684 2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4308 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_bf1daf14553c7fcb40cdcf30208b6dd6_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:4684
-
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:4308
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.4MB
- SHA256 47d671884b3288e199aa432471799d818c754a08f19f83a71c6ba94439e0dc21
- MD5 bf1daf14553c7fcb40cdcf30208b6dd6
- SHA1 0b5af42eb4eb016c39d03afa9589ff85beb1dc6a
- SHA512 a72a083529e0112d44f3aa06fd7eb2fc94ab055c18c567edbf0a74b1ac68e8406af9a984472c4864e73e8747a80b2f0df01ce1ba3a3231cc4d8fb5d76409052f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQfJC5YcRaiTC0Le5ji0hmxNrM:A3k03kHRJQPji0Aj
- TLSH T118658C17F6A402B5D027C0B9C6D6966AFA713882173086CF1359C7283F67BE19B3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.9MB
- SHA256 5aaaee745f623574ed835aac72e89225fac40560b830ca6dab7282cba7f91abf
- MD5 2e0e25aeef1871b5f43b108ca5d5893e
- SHA1 540935bcd64dc44d4ae2a560ee63aed9fd1608e0
- SHA512 e854784e98b5188e84a2ffde0ec28e8aaae7124eb4733cdf2682d470c061262a40a06956a562794dfd3632eba9950ea52d66488cf200f27120b70d35e0353e20
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQfJC5YcRaiTC0Le5ji0hmxNrMD0Le5ji0hmxNrM:A3k03kHRJQPji0AjKPji0Aj
- TLSH T167956B16F6B44375D073C0B9C5D2A69AEE71348217308ACB1395C7283F67BE69A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
- Size 1.4MB
- SHA256 6c7ae31e988ed0dc743898f84737eb1586e113c1b70922d8be09f2bb416d1318
- MD5 23cee067ab793a6647c813efc2861fd2
- SHA1 ee8066329f23dce6272737e1efb8efdec7d5760b
- SHA512 27d81c906396059ded5ab734f3c7aabaa4edbe22fed25ff2f977453605e10a733402298afab79bd0d66bde1deca2cb9a4367c0fa6b92cc97946b904a97c13f11
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQfJC5YcRaiTC0Le5ji0hmxNrMPF:A3k03kHRJQPji0Ajq
- TLSH T1EA656B17F6A402B5D067C074C9D6965AEA313D821B308ADF1358F7282F73BD1AA3A771
- MD5 SHA1 SHA512 SSDEEP TLSH