Analysis
- max time kernel
111s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/07/2026, 18:28
Behavioral task
behavioral1
Sample
2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1016KB
- Sample260728-w4d18abb29
- SHA256 d4ebeae094c6c597eab5f137585ee1572e7f2487f6b471ced2b6cc5418c9d1ca
- MD5 9d4f93179f912b51ffde5d47e6053311
- SHA1 cde4d1f63fdacbe43b9163f0db34829d39b5ec23
- SHA512 24fe2faafd90b7f4187e26a436fe7f48d5f9989968bc8f63fb5917ff7a1871cb1eeea9c0a5d0c79c651d01768dfc72ce9252a5476abd6547a31e1800a2dc52d5
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEaCbaiopG6u2:A3k03kHRJARJQ2
- TLSH T106259D03F79800E8D25AC1749AA68A22FB75BC56173097DF1354D6162F73BD0AF3A3A4
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4268-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c615-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000400000001b2cd-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4268-69-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5220-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198ee-365.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c615-6.dat aspack_v212_v242 behavioral2/files/0x000400000001b2cd-11.dat aspack_v212_v242 behavioral2/files/0x00030000000198ee-365.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5220 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" 2026-07-28_9d4f93179f912b51ffde5d47e6053311_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 2026-07-28_9d4f93179f912b51ffde5d47e6053311_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\jre\bin\klist.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_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 opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\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 patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe patcher.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_click_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe$ patcher.exe File created C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe$ 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_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 (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_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\Java\jdk-1.8\bin\javapackager.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.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 created C:\Program Files\Java\jdk-1.8\bin\javadoc.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\Java\jre-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jcmd.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe$ 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe$ 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Microsoft Office\root\Office16\PDFREFLOW.EXE$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe patcher.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\7-Zip\7z.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.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 2026-07-28_9d4f93179f912b51ffde5d47e6053311_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 2026-07-28_9d4f93179f912b51ffde5d47e6053311_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 4268 2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5220 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-28_9d4f93179f912b51ffde5d47e6053311_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-28_9d4f93179f912b51ffde5d47e6053311_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:4268
-
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:5220
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1016KB
- SHA256 d4ebeae094c6c597eab5f137585ee1572e7f2487f6b471ced2b6cc5418c9d1ca
- MD5 9d4f93179f912b51ffde5d47e6053311
- SHA1 cde4d1f63fdacbe43b9163f0db34829d39b5ec23
- SHA512 24fe2faafd90b7f4187e26a436fe7f48d5f9989968bc8f63fb5917ff7a1871cb1eeea9c0a5d0c79c651d01768dfc72ce9252a5476abd6547a31e1800a2dc52d5
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEaCbaiopG6u2:A3k03kHRJARJQ2
- TLSH T106259D03F79800E8D25AC1749AA68A22FB75BC56173097DF1354D6162F73BD0AF3A3A4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.5MB
- SHA256 a001a7986c6dc6d42936605e365158c31e35ddfece999c41adb8408776d9b64c
- MD5 8ef718760312e30815c61908cd6aabf1
- SHA1 379e9186357571fc884b6962e95e4eec2f3323a9
- SHA512 07a68ea489035574a1a5e9bf62fba1e7ae3fc3e612229e077ee840190f788a594f211a0f77c5d7c75e3755eba65570fd9d7f342ab93738e589ee19857623fa4c
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEaCbaiopG6u20Le5ji0hmxNrM:A3k03kHRJARJQ2Pji0Aj
- TLSH T14E757C17F6A802B5D067C178C6E29A5AEA713842173087CF1394C7292F67BE19F3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\klist.exe
- Size 1.0MB
- SHA256 b0d09216aca0f05662b31640088cdb644b17446420e49a6fb885e65ca07bdb35
- MD5 6839ae40918db10650e5c99f2be82a91
- SHA1 02222b1bce237f153cf12cb5a048c844022c8e90
- SHA512 1ce5427d18afb7351930f9d9daa6f86b47252e157e94a8c8e3133b30f1401d4d995dee47f05a87556d12b708442f87776938e6a983dc05d561584ffc664a2f2b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlkDaEaCbaiopG6u3n:A3k03kHRJARJQ3
- TLSH T1B6359D03E79800E8D25AC1749AE68A23FB757C56172097DF1358D6162F72BD0AF3E3A4
- MD5 SHA1 SHA512 SSDEEP TLSH