Analysis
- max time kernel
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 07:34
Behavioral task
behavioral1
Sample
2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.9MB
- Sample260804-jegdtsfc96
- SHA256 1264fbed5f7fe4ebd97a46e9f1dd6aee20df3a8cec4131314b2a03084cc56eb9
- MD5 40c3f5baf35a3756ff057dc028f030f4
- SHA1 4692a14ad645be5761ddc6e4b10f8783512d88f1
- SHA512 4e984bce2ed39c42752d5aecd0bad1a47ba59ba2fa3656b21a5b9e4d69d1b68104e0c47757191305aa1970993ef4ac5aef8ebdad3cd4d336f8db4bc17d7e0137
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2yFYTqMi8CtBd2QHCHmTBW5X0Le5ji0v:A3k03kHRJfqJtb2IQPji0Aj
- TLSH T19B955B26F6A44375D073C0B9C5D2A69AFE3134425B308ACB1389D72C2F67BD59A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4584-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000900000001b85c-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0009000000016bca-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4584-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1764-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019bb9-658.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000900000001b85c-5.dat aspack_v212_v242 behavioral2/files/0x0009000000016bca-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019bb9-658.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1764 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" 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_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 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_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\Java\jdk-1.8\bin\jstack.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\tnameserv.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE patcher.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.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 (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\msouc.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe$ patcher.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.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\Java\jdk-1.8\bin\ktab.exe$ 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe$ 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE$ 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_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}\msouc.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$ 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe$ patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\ExtExport.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_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 created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe$ 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe patcher.exe File created C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.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\ink\TabTip.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe$ 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\klist.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\javacpl.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\identity_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\Windows Photo Viewer\ImagingDevices.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_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\Java\jdk-1.8\bin\pack200.exe$ 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe$ 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe$ 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe patcher.exe - Drops file in Windows directory 15 IoCs
description ioc Process File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_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\:\autorun.inf patcher.exe 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$ patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_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\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$ patcher.exe File created 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 File created 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 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_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 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_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 4584 2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1764 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_40c3f5baf35a3756ff057dc028f030f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_40c3f5baf35a3756ff057dc028f030f4_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
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of SetWindowsHookEx
PID:4584
-
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:1764
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.9MB
- SHA256 1264fbed5f7fe4ebd97a46e9f1dd6aee20df3a8cec4131314b2a03084cc56eb9
- MD5 40c3f5baf35a3756ff057dc028f030f4
- SHA1 4692a14ad645be5761ddc6e4b10f8783512d88f1
- SHA512 4e984bce2ed39c42752d5aecd0bad1a47ba59ba2fa3656b21a5b9e4d69d1b68104e0c47757191305aa1970993ef4ac5aef8ebdad3cd4d336f8db4bc17d7e0137
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2yFYTqMi8CtBd2QHCHmTBW5X0Le5ji0v:A3k03kHRJfqJtb2IQPji0Aj
- TLSH T19B955B26F6A44375D073C0B9C5D2A69AFE3134425B308ACB1389D72C2F67BD59A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.4MB
- SHA256 66b17a9b061f7796aa519dc5e19bc03aad4c82f793c006e22808340ea353fcd2
- MD5 ed2df67a9f0a6ff84791543ff51d9172
- SHA1 29a40366b04ce0fb3f292100b2ceb6d0a9419974
- SHA512 50e762f3e57b6b8748b901dfc86786986deb15cd144626c7dee29d615eae3792f2d3ef54e3740072cd16dafaad1726d24dbe6c14f982c3fc9a62671ed54a41a1
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2yFYTqMi8CtBd2QHCHmTBW5X0Le5ji0n:A3k03kHRJfqJtb2IQPji0AjKPji0Aj
- TLSH T1E6C55B16F6744375D073C0B9C5D2A69AEE7134821B308ACB1385C76C2F67BE69A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\klist.exe
- Size 1.9MB
- SHA256 fb17be8942145a4aca0e51806b341934bd002fab2070e8e9f358f998490b0e41
- MD5 ee9b0f93561d572ebd4681ddd94f2854
- SHA1 ea02cf2788e1f336cb0509715f0b05f0615305ce
- SHA512 e5ad65ffd3a3aad9b76e01c546fa3a5c5cf473017d1d71c56e06ee1cba9d15ae3b800213f8e50cd5e2ee8fcdf8dfb3c034a1a8eda35ebb533966694601bc547f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2yFYTqMi8CtBd2QHCHmTBW5X0Le5ji0r:A3k03kHRJfqJtb2IQPji0Aj8
- TLSH T1BC955B26F6A44375D073C0B9C5D2A69AFE7134825B308ACB1349C72C2F67BD59A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH