Analysis
- max time kernel
121s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/08/2026, 18:00
Behavioral task
behavioral1
Sample
2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260818-wlmweaxejd
- SHA256 80d00d57d98e7c599cdf7c568176e474862087f9cd4773c5851e22dfb96804eb
- MD5 4e3793998be80eecc095a47418adebc3
- SHA1 1cff3dbbd85b727c646fb8c5c87a52863e4623e5
- SHA512 1806060937be32cb380c68148936506a9fe4b945fbf79cc3c3e1513bf706b720441c26cca6a7cacb8748789d9d9c294d615eaca745a1aeaa0765cd359188fbda
- SSDEEP 24576:A3mnXoZ643mnXoZ6ia4U2E+mRP3g9aCTacF5jcAkSYqyEoD5TvinrmC:A3k03kD4U2v+QpYq+56rX
- TLSH T151756A16F7544BB1D02B8175CAD6A666EAB73C510F3097CB1384AF283F326D19A39723
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/3440-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c405-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-9.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3440-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2580-40-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0011000000019921-506.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c405-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-9.dat aspack_v212_v242 behavioral2/files/0x0011000000019921-506.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2580 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" 2026-08-18_4e3793998be80eecc095a47418adebc3_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 2026-08-18_4e3793998be80eecc095a47418adebc3_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\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\tnameserv.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\7z.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe$ 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_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}\osmclienticon.exe$ 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe$ 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe$ 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe patcher.exe 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\Client\AppVDllSurrogate64.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe$ 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javaws.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe$ 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\jdk-1.8\bin\jhat.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe$ 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe$ 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\VPREVIEW.EXE 2026-08-18_4e3793998be80eecc095a47418adebc3_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}\grv_icons.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 2026-08-18_4e3793998be80eecc095a47418adebc3_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3440 2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2580 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-18_4e3793998be80eecc095a47418adebc3_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-18_4e3793998be80eecc095a47418adebc3_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:3440
-
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:2580
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 80d00d57d98e7c599cdf7c568176e474862087f9cd4773c5851e22dfb96804eb
- MD5 4e3793998be80eecc095a47418adebc3
- SHA1 1cff3dbbd85b727c646fb8c5c87a52863e4623e5
- SHA512 1806060937be32cb380c68148936506a9fe4b945fbf79cc3c3e1513bf706b720441c26cca6a7cacb8748789d9d9c294d615eaca745a1aeaa0765cd359188fbda
- SSDEEP 24576:A3mnXoZ643mnXoZ6ia4U2E+mRP3g9aCTacF5jcAkSYqyEoD5TvinrmC:A3k03kD4U2v+QpYq+56rX
- TLSH T151756A16F7544BB1D02B8175CAD6A666EAB73C510F3097CB1384AF283F326D19A39723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.1MB
- SHA256 95c805dc97260ab3cc35b659b5684a0d3f074fc18b7f953e7942de18aa6dedb5
- MD5 913dcced8199c23da310a0cb511c772f
- SHA1 a45535d00f7900774763656f26d5e09e3234f1f0
- SHA512 344149e8e2e7980b96156661ee5cdf721c4924bf355bc586fcc333ef894cfe9938428c1cc6d13450f5e587e51c2c82c7db8dc4cac8cb06e2d727f8c0137deb93
- SSDEEP 24576:A3mnXoZ643mnXoZ6ia4U2E+mRP3g9aCTacF5jcAkSYqyEoD5TvinrmC0Le5ji0hJ:A3k03kD4U2v+QpYq+56rTPji0Aj
- TLSH T189A55B16F6644B71D067C079CAD6A69AEA733C510F3087CB1385DB283F376D19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe$
- Size 1.6MB
- SHA256 e434419f992a2bc6a8e4a30be9bf3ef1ffeba67012581478bc5ea48b662d58ba
- MD5 d266cef8078fac59574350d9644abcbe
- SHA1 1be6e1f9271adc5ff953aff6aff7d2c48ba7f03d
- SHA512 cf11ad74f1d93db5e63d722cbf4eacc929821efbd1e8dc274e048b441d022a2bea34dc347033266164612c55d18be2c39d6138b40dbfc638610e4ac99e20ca0e
- SSDEEP 24576:A3mnXoZ643mnXoZ6ia4U2E+mRP3g9aCTacF5jcAkSYqyEoD5Tvinrmqj:A3k03kD4U2v+QpYq+56rN
- TLSH T13B756A16F7544BB1D02B8175CAC6A666EAB73C510F3097CB1384AF283F326D19A39763
- MD5 SHA1 SHA512 SSDEEP TLSH