Analysis
- max time kernel
115s - max time network
135s - 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, 18:52
Behavioral task
behavioral1
Sample
2026-08-19_7c3633a854b4bb62f06caa6c505e935d_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_7c3633a854b4bb62f06caa6c505e935d_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_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260819-xjbwsshb33
- SHA256 6b80e554a7ee2cca5c5f4be16a0368801ae9e0144fa42c16616f10e669938c64
- MD5 7c3633a854b4bb62f06caa6c505e935d
- SHA1 fe548b39641216814943ddf378262fd9fa54a4ef
- SHA512 4ad9c678ae9c050320c7bef49975d9a1ba8af1f23f3063c73aeadd8fbc82c2a70a37b455623f9fa7986412bf6730acb243692717d5e56ae92c91500fa65d0f7f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscDaRaFZe0p4Ek4niOkl/A04szE87JKTvm:A3k03kHRJueW4SkZP4sz9Mb
- TLSH T1F9854B16F6784363D0B3C0B9C5D6AA5AFE32344657308ACB0349D7282F277D59A3A739
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/5268-0-0x0000000000400000-0x000000000040F000-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/5268-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5036-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0006000000019d33-1265.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/0x0006000000019d33-1265.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5036 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_7c3633a854b4bb62f06caa6c505e935d_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_7c3633a854b4bb62f06caa6c505e935d_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\jre-1.8\bin\java.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.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\Microsoft Office\root\Office16\ONENOTE.EXE 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe$ 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.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)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe patcher.exe File created C:\Program Files\Mozilla Firefox\plugin-container.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_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 opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\ExtExport.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\Microsoft Office\root\Office16\msoasb.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jps.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$ patcher.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_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_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\javaws.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\msedge.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe$ 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe$ patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe$ 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSREC.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\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe patcher.exe File created C:\Program Files\7-Zip\7zG.exe 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_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}\pj11icon.exe$ 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_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_7c3633a854b4bb62f06caa6c505e935d_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_7c3633a854b4bb62f06caa6c505e935d_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 5268 2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5036 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_7c3633a854b4bb62f06caa6c505e935d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_7c3633a854b4bb62f06caa6c505e935d_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:5268
-
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:5036
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 6b80e554a7ee2cca5c5f4be16a0368801ae9e0144fa42c16616f10e669938c64
- MD5 7c3633a854b4bb62f06caa6c505e935d
- SHA1 fe548b39641216814943ddf378262fd9fa54a4ef
- SHA512 4ad9c678ae9c050320c7bef49975d9a1ba8af1f23f3063c73aeadd8fbc82c2a70a37b455623f9fa7986412bf6730acb243692717d5e56ae92c91500fa65d0f7f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscDaRaFZe0p4Ek4niOkl/A04szE87JKTvm:A3k03kHRJueW4SkZP4sz9Mb
- TLSH T1F9854B16F6784363D0B3C0B9C5D6AA5AFE32344657308ACB0349D7282F277D59A3A739
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 a410359412a21a5c6b56608446a8d07f7d21f2d3dd1a2385ba4bef3e560d90c0
- MD5 fe1a172ef2b848878a69be8ffea2415f
- SHA1 66d8fd71a1b80c3770774829a47aed9b52fe9c55
- SHA512 926287684a2ac474d4508aac174bd1f68a4cae1f338a649eaacc3f312d7463af07029f231af371ac1a16393879fe7a9ccd46bf162ca2f63f4d3313aaeecd4540
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscDaRaFZe0p4Ek4niOkl/A04szE87JKTv9:A3k03kHRJueW4SkZP4sz9MbBPji0Aj
- TLSH T182B53A16F6788372D073C0B9C5D6AA9AFA32344657308ACB0349D72C2F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$
- Size 1.7MB
- SHA256 024e33ba93bd4a3e81f4d39fe2db9423b6dd0d60568d875234706e80c519bfd8
- MD5 f85a4f11a81b35165f4234197a3f345b
- SHA1 46ded38a482e5c492e92578a6df5f74e86c4dc4d
- SHA512 f5eda773b1ade603ac7ae5bf08c2f05537e1f738e8d9004773145b37cdb5dc25945321bd37609d03f3b92bf4e626f555cf4bee681a92ba4ba6051b016ce0d15d
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscDaRaFZe0p4Ek4niOkl/A04szE87JKTvj:A3k03kHRJueW4SkZP4sz9Mbj
- TLSH T141853B16F6B84362D0B2C079C9D6AA56FA313C4517308ADB0349F7282F377D59A3A739
- MD5 SHA1 SHA512 SSDEEP TLSH