Analysis
- max time kernel
112s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
15/08/2026, 10:33
Behavioral task
behavioral1
Sample
2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.7MB
- Sample260815-ml1mtsvvf1
- SHA256 77df39acea92a810991ecc5f70387edf79a145e37760d2dfc7703c8da4eedaa8
- MD5 d345ab3f51e452d0a22f95596e780f0e
- SHA1 7d6836fc8c839691784258e334b8530c647b39b6
- SHA512 4c9e7bb000f47777037bcbe6de026dcbdeb29a8236a1627127082f8c9e60e08cd7145241faa60f5d2b52f8292c7e8af263359a4db673068f399d608889b288a2
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JDeaBQTTZe0p4Ek4niOkl/A04szE87JKa:A3k03kHRJeeW4SkZP4sz9Mb
- TLSH T1D8855C16F6784363D0B3C0B9C5D6AA5AFE32344657308ACB0349D3282F277D59A3A779
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/1428-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c47d-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b2e1-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1428-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4608-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198d4-381.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c80-1288.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c47d-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b2e1-11.dat aspack_v212_v242 behavioral2/files/0x00030000000198d4-381.dat aspack_v212_v242 behavioral2/files/0x0004000000019c80-1288.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4608 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" patcher.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE$ 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.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 (x86)\Windows Media Player\wmpconfig.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe$ 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\plugin-container.exe patcher.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 (x86)\Windows Media Player\wmlaunch.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe$ 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\tnameserv.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\pack200.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\cookie_exporter.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe patcher.exe File created C:\Program Files\VideoLAN\VLC\vlc-cache-gen.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 opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_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\XLICONS.EXE$ 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_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$ 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_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$ 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javah.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe$ 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE$ 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Mail\wab.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe$ 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.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 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_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 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_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 1428 2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4608 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-15_d345ab3f51e452d0a22f95596e780f0e_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_d345ab3f51e452d0a22f95596e780f0e_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:1428
-
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:4608
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 77df39acea92a810991ecc5f70387edf79a145e37760d2dfc7703c8da4eedaa8
- MD5 d345ab3f51e452d0a22f95596e780f0e
- SHA1 7d6836fc8c839691784258e334b8530c647b39b6
- SHA512 4c9e7bb000f47777037bcbe6de026dcbdeb29a8236a1627127082f8c9e60e08cd7145241faa60f5d2b52f8292c7e8af263359a4db673068f399d608889b288a2
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JDeaBQTTZe0p4Ek4niOkl/A04szE87JKa:A3k03kHRJeeW4SkZP4sz9Mb
- TLSH T1D8855C16F6784363D0B3C0B9C5D6AA5AFE32344657308ACB0349D3282F277D59A3A779
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 764d2d365f0f0fb6a1d23be2bcd11ace37d0bb566b13a1c0747fa08885abde0c
- MD5 2c979df933103b3f1d00a22a86133681
- SHA1 f6dffd05845ffcca1422ae52f8e2217ec795d911
- SHA512 88aae8fc6b63dcd0195ad2ac2f479ef87169d218543d5b00750adf29c127d4825e32d11d54954a6938f89aa16c9fda46506daac16810c5093b1c1b7225def7b4
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JDeaBQTTZe0p4Ek4niOkl/A04szE87JKh:A3k03kHRJeeW4SkZP4sz9MbBPji0Aj
- TLSH T1E0B53A16F6788372D073C0B9C5D6AA9AFA32344657308ACB0349D72C2F277D59A3A735
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe
- Size 1.7MB
- SHA256 44f2ac6a82d05e9df85cf6a71fc56d5aec048688a0122fcf489333d1194137e2
- MD5 699256fc9fa58880409c560730fdc312
- SHA1 9edc455723c047f395a8d1b14c583c22a1b48460
- SHA512 fc9ca37c6670ef517f6914b3a616d9247cbfc768ea7ec1b12eb25f33f8aa0ef7a27127c427851398940908f7f691fc156fe181eefb5ea03634027465fdb0e636
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JDeaBQTTZe0p4Ek4niOkl/A04szE87JKz:A3k03kHRJeeW4SkZP4sz9Mbv
- TLSH T151855C16F6B84363D0B3C0B9C5D6AA5AFE323446573086CB1349C3282F277D59A3A779
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.8MB
- SHA256 686b4bcf2649fcef5549fffc3c6cf9dadc870e7fb92595a11165a8d3341871da
- MD5 b919aa954507eb7faebe493809d1309b
- SHA1 8a3c1f6158466d4fd5cc9fc2400425fbbd39c860
- SHA512 10c80c013a017fc71fee8814c465415b5f17fbaea9ec6e80912cfb2aee15ff84b6b99dd0534c88b86a51346ac4aac32e2e8970787550de659e63b4d8d4c9c49a
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JDeaBQTTZe0p4Ek4niOkl/A04szE87JKv:A3k03kHRJeeW4SkZP4sz9Mbj
- TLSH T152854B16F6B84362D0B2C075C9D6AA56FA313C461B308ADB1349F3282F377D5963A739
- MD5 SHA1 SHA512 SSDEEP TLSH