Analysis
- max time kernel
110s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 12:53
Behavioral task
behavioral1
Sample
2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.8MB
- Sample260819-p45evabl4s
- SHA256 7d3a8091a6022923ca685b68c6d31e04b06ed002dd3f153c1b71ee49011401ce
- MD5 a6afa88991d2701ba79eb42c6e729083
- SHA1 b558a9ecd7d41d516edc134be1aa48fb8e771a8e
- SHA512 84e90a962081b5546a086a14ac0817b228ecc1f9ce8fcd5cb18bf22270709e9681a8a2ae392d10d463481206ad2767bdba4d3bafff17506ceb3b95451241d978
- SSDEEP 24576:A3mnXoZ643mnXoZ6ia4U2E+mRP3g+iaP6Ze0p4Ek4niOkl/A04szE87JKTvmL:A3k03kD4U2v+eeW4SkZP4sz9Mb
- TLSH T1F1954B16F6788373D0B3C079CADAAB69FA7234455B308ACB1349D32C2F276D19635729
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 5 IoCs
resource yara_rule behavioral2/memory/1208-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c52d-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-13.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1208-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3336-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c52d-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-13.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3336 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" 2026-08-19_a6afa88991d2701ba79eb42c6e729083_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 2026-08-19_a6afa88991d2701ba79eb42c6e729083_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\Windows Defender\DlpUserAgent.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe$ 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_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}\sscicons.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\pingsender.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javacpl.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe$ 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.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\Office16\EXCEL.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe$ patcher.exe File created C:\Program Files\dotnet\dotnet.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE$ 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.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\chrome_proxy.exe$ 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe$ 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe patcher.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_128796\javaw.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\pwahelper.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{8F4E2A33-DC18-4884-A646-9283C13498CD}\MicrosoftEdge_X64_139.0.3405.125.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe$ 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE$ 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe$ 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe$ 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_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}\joticon.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\identity_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe 2026-08-19_a6afa88991d2701ba79eb42c6e729083_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 2026-08-19_a6afa88991d2701ba79eb42c6e729083_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 2026-08-19_a6afa88991d2701ba79eb42c6e729083_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 1208 2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3336 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_a6afa88991d2701ba79eb42c6e729083_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_a6afa88991d2701ba79eb42c6e729083_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:1208
-
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:3336
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.8MB
- SHA256 7d3a8091a6022923ca685b68c6d31e04b06ed002dd3f153c1b71ee49011401ce
- MD5 a6afa88991d2701ba79eb42c6e729083
- SHA1 b558a9ecd7d41d516edc134be1aa48fb8e771a8e
- SHA512 84e90a962081b5546a086a14ac0817b228ecc1f9ce8fcd5cb18bf22270709e9681a8a2ae392d10d463481206ad2767bdba4d3bafff17506ceb3b95451241d978
- SSDEEP 24576:A3mnXoZ643mnXoZ6ia4U2E+mRP3g+iaP6Ze0p4Ek4niOkl/A04szE87JKTvmL:A3k03kD4U2v+eeW4SkZP4sz9Mb
- TLSH T1F1954B16F6788373D0B3C079CADAAB69FA7234455B308ACB1349D32C2F276D19635729
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe
- Size 2.3MB
- SHA256 4ba50a26255f4abbbb34299ee399763d8621fba3f19f2a0d115905da09e72f9d
- MD5 3a2968f6201ffcb53a7dd7363347cd64
- SHA1 29c7e9c0a5de6d5e2344b169765d5beef39ee053
- SHA512 ea0e131e0a9c211b72d56f8338dae9c246aca7a74309e610952e9425e7f1ad84cfb3aa0fd00ac1f86ed62851e9c00978925cae053da2d1edfa435161ee6af725
- SSDEEP 49152:A3k03kD4U2v+eeW4SkZP4sz9Mb6Pji0Aj:A3k03kc/v/fkZcQjo
- TLSH T1DEB54B16F6788332D073C079CAD6AA9AFA7234461B308ACB1349D72C2F277D59636735
- MD5 SHA1 SHA512 SSDEEP TLSH