Analysis
- max time kernel
112s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/08/2026, 13:23
Behavioral task
behavioral1
Sample
2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260817-qm4mnack2w
- SHA256 def378659542ce9d52a04cd998a9df1ee4a3d2f35c45611f1988d1c64c0e896a
- MD5 4ae7ca3e213078ee10d52e2e5c435acc
- SHA1 d1160a1f1fde69fd1b1885332710ab39f4f1d697
- SHA512 bff5a9251c9a9444da57380d40179412dab484369585a688a164216539ff7c23df470dc2d5ab972106617eeead01c54c61dfd58e2617b73ff8c6f1aa50c5778b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2C5WqD5TvinrmC:A3k03kHRJ456rX
- TLSH T1A9357B03A6980FE8D11F81749A964662EA777C125F2093CF1354AE153F72BD0AF3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4428-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4b0-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4428-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3916-34-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0008000000019908-301.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019b6b-639.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4b0-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x0008000000019908-301.dat aspack_v212_v242 behavioral2/files/0x0003000000019b6b-639.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3916 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" 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_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 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_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\Java\jdk-1.8\jre\bin\jjs.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Windows Mail\wab.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Client\AppVLP.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.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\Java\jdk-1.8\bin\rmiregistry.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe patcher.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\Smart Tag\SmartTagInstall.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe patcher.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.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\jre\bin\ktab.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.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\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\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\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.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 opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe$ patcher.exe File created C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.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\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 (x86)\Microsoft\Edge\Application\139.0.3405.125\BHO\ie_to_edge_stub.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe patcher.exe - Drops file in Windows directory 11 IoCs
description ioc Process 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_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ patcher.exe File created C:\Windows\assembly\GAC_32\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 patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification 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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_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 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_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 4428 2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3916 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-17_4ae7ca3e213078ee10d52e2e5c435acc_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:4428
-
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:3916
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 def378659542ce9d52a04cd998a9df1ee4a3d2f35c45611f1988d1c64c0e896a
- MD5 4ae7ca3e213078ee10d52e2e5c435acc
- SHA1 d1160a1f1fde69fd1b1885332710ab39f4f1d697
- SHA512 bff5a9251c9a9444da57380d40179412dab484369585a688a164216539ff7c23df470dc2d5ab972106617eeead01c54c61dfd58e2617b73ff8c6f1aa50c5778b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2C5WqD5TvinrmC:A3k03kHRJ456rX
- TLSH T1A9357B03A6980FE8D11F81749A964662EA777C125F2093CF1354AE153F72BD0AF3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.6MB
- SHA256 4a998c43afbac19a74e03bebc7813b5ca476479c716e2b2784d32bef71728a6b
- MD5 9cc4f49641ce3e02d9268cf039f6e617
- SHA1 6d5f03392903ad6867d7e2de76b259077a13e691
- SHA512 9630ef956cc7cde3dc6dc4d71d0a16df58728d2f17d9bc04dc134a82756351803161abb9cf37a56f7cd22374d9ffc5c833638b9618fd82f47876c603a886b6c8
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2C5WqD5TvinrmC0Le5ji0hmxNrM:A3k03kHRJ456rTPji0Aj
- TLSH T118756B16F6A44BA5D02FC178C5D29666EA733C421F3087CB1354DE283F67BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jjs.exe$
- Size 1.1MB
- SHA256 3be4ecd314beb506d0b7c28ac8d7ba830a18cd840127292d6e355b4d13ebba3e
- MD5 6fc24e133f58655d9a0251edf653be3a
- SHA1 fa34dab6d4417528957b217bb8d78b089914dec7
- SHA512 375d5f4f27b0424e3d8e8c85476a7b71649bac755cb4cb434b2c8d9ae1c7b5dc1a924b26fb8b371d31acd9933df6bf399ade378e8f02cb34433306385e5ad75b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2C5WqD5Tvinrm7w:A3k03kHRJ456rz
- TLSH T1A1357B03E6980FA8D10F81749A964662EA777C165F2093CF1354AE153F72BD0AF3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\pingsender.exe
- Size 1.1MB
- SHA256 3ea4629838f3e6f38444d6a2c388634005a2d82e6f571bd5128a3bf6095df573
- MD5 7647cc9b0a95727800bcfb87c3c984bd
- SHA1 1c1f60a7e1d5c9d0d33ad33d666d4a72719fea63
- SHA512 88fbf484d9a660a530c22f3262e5490f6078ee64d82c271470e998659f5a0cfc41072d51dbdfe8dee796eab07e44f6f3ef4bbb910ac2eb7c01a55443ebb563b0
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2C5WqD5TvinrmN1:A3k03kHRJ456r4
- TLSH T12F457B03A6980FA8D11F81749A964A22EB777C065F2097CF1354AE153F72BD06F3A397
- MD5 SHA1 SHA512 SSDEEP TLSH