Analysis
- max time kernel
120s - max time network
157s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 15:52
Behavioral task
behavioral1
Sample
2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.9MB
- Sample260804-ta4zfatfph
- SHA256 16cd990370b0e135cd392955f630c843a8b160a6d72e77aaf2bcaf38ddf02983
- MD5 4b784626bf1aceb61a4d09f9286e51af
- SHA1 a2c6c09e0e03a1029b56ff9a1183b2cd1fa1e883
- SHA512 4b17cfd81bdadbd7a83775b36853270927536e86ba15712527cfefb98ba86ca8d603581bbb0ba03416d21ae27f0271d9a88cde2d6bf7ab0e71fdcee2fa46b07c
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapxhZiAD3mnXoZ643mnXoZ6i6cMJlk:A3k03kHRJL3k03kHRJ6
- TLSH T1DE95AE13EB9500E9D10AC1749AD65A23FB75BC52176093DF2368C6152F72BD0AF3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/4548-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c534-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2d6-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4548-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5964-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001bb4c-222.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019983-538.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000400000001ac07-1222.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c534-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2d6-11.dat aspack_v212_v242 behavioral2/files/0x000300000001bb4c-222.dat aspack_v212_v242 behavioral2/files/0x0003000000019983-538.dat aspack_v212_v242 behavioral2/files/0x000400000001ac07-1222.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5964 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" 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_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 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_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\bin\java-rmi.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe$ 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.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\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe$ 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\iexplore.exe 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe$ 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.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\Java\jre-1.8\bin\tnameserv.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\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE$ 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_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}\visicon.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)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.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\Common Files\microsoft shared\ink\TabTip.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe$ 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\schemagen.exe patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\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\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe patcher.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\Java\jdk-1.8\bin\pack200.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\ieinstal.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\crashreporter.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\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\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jmap.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_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 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_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 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_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 4548 2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5964 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_4b784626bf1aceb61a4d09f9286e51af_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_4b784626bf1aceb61a4d09f9286e51af_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:4548
-
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:5964
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.9MB
- SHA256 16cd990370b0e135cd392955f630c843a8b160a6d72e77aaf2bcaf38ddf02983
- MD5 4b784626bf1aceb61a4d09f9286e51af
- SHA1 a2c6c09e0e03a1029b56ff9a1183b2cd1fa1e883
- SHA512 4b17cfd81bdadbd7a83775b36853270927536e86ba15712527cfefb98ba86ca8d603581bbb0ba03416d21ae27f0271d9a88cde2d6bf7ab0e71fdcee2fa46b07c
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapxhZiAD3mnXoZ643mnXoZ6i6cMJlk:A3k03kHRJL3k03kHRJ6
- TLSH T1DE95AE13EB9500E9D10AC1749AD65A23FB75BC52176093DF2368C6152F72BD0AF3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.4MB
- SHA256 e48e528ced6f5dbcdfda2d7c25c8731750f05fc2212026e8a617f867f277d1f9
- MD5 7a6a592a00701510b3199cab417e64af
- SHA1 ca63eed2466e1b9de56c2b4c249ac01222803916
- SHA512 419e8f856aa5331f7d5b5e9e9aadd3072f9c9a8e02e26f3cc8ef09c2b8462651e5d287a35ff1e4a0bbbdaa8a824a14733063961240ea9f3587312d828f1eac65
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapxhZiAD3mnXoZ643mnXoZ6i6cMJl4:A3k03kHRJL3k03kHRJKPji0Aj
- TLSH T141C58D17FBA401F5E027C174CAE69A66FA717842173096CF1358C6292F63BD0AB3E365
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\javadoc.exe
- Size 1.9MB
- SHA256 fedee42fa21d10251dac37a64288852655d77193f39ef5bf80c157182347cf70
- MD5 5c5a2fa218bd06903b752aac1f3c71fa
- SHA1 80ca4380b3ae6fc31efca9ced2aefcf70a92b4a4
- SHA512 c84085cd8a050ea4ee6a560aa6e5a8030ad6d346dfe2b29cb76796a79cdeeae4a6c2df304411c266ef1ef0b151e382336e3b764d68ff3b349d0677e2c0f7fee4
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapxhZiAD3mnXoZ643mnXoZ6i6cMJlH:A3k03kHRJL3k03kHRJp
- TLSH T1C895AE13EB9500E9D10AC1749AD65A23FB75BC52176093DF2368C6152F72BD0AF3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe$
- Size 1.9MB
- SHA256 a15046e9ab59b97bef29cb04a6789dfba41bc8e24a130e5a468a79227bfa19b9
- MD5 099db5035f2a1d036a1816f352f9581a
- SHA1 ac449d11e02e343cfa701b77d3ac80c81b7539be
- SHA512 660f784eadf2023441f36ae38480067b8c6814be38a454afd43791940b20c08ad6058d373269a3fe327aa47b6fda69e95836c8d3a6f8b5bc032d4912598bc8ed
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapxhZiAD3mnXoZ643mnXoZ6i6cMJl3:A3k03kHRJL3k03kHRJZ
- TLSH T11895AE13EB9500E9D10AC1749AD65A23FB75BC52176093DF2368C6152F72BD0AF3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe
- Size 2.4MB
- SHA256 d92a891a205d98a18826144eb954d9371a9fbe315b8ec50976b645dd876b6726
- MD5 6118e0a99ca5c7ad9562da57bf3ed92d
- SHA1 46134b6c6be38f0c9dc4b7989b385ec87eb05844
- SHA512 db8a688eeaa5c34b10557aa7a3bd5f41c28e7306fd8fbe9b703f7fb81d41a89003ad7dd0128f4b0acb1b446a0bc148b3e1375b60d522dce41e090cd6c0c5d0f5
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaRapxhZiAD3mnXoZ643mnXoZ6i6cMJlA:A3k03kHRJL3k03kHRJAi6
- TLSH T1A5B57C43EB564CF5F10D84309595823AE676BE1907E392CB235DBE062F327C86AF9358
- MD5 SHA1 SHA512 SSDEEP TLSH