Analysis
- max time kernel
108s - 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, 07:58
Behavioral task
behavioral1
Sample
2026-08-04_2824c5caed4969b466017d11d4a0532d_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_2824c5caed4969b466017d11d4a0532d_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_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.8MB
- Sample260804-jt29vaff86
- SHA256 cde31fc8cef790e8606f23922a9fe8e7d73a5b12d309f5e63824a9ac8943f543
- MD5 2824c5caed4969b466017d11d4a0532d
- SHA1 5922e5b5a98d12457488a5ba360fe9596b258bee
- SHA512 5753f5417b54a6e409996d89e87b00e6ecf87b22041be2a92207c2063a5c7620c226951bf39b36ba2d9b22f75c9350e7065f525e2256117d65ff33b5e5ae08e9
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOasTYLet3mnXoZ643mnXoZ6i6cMJliLKg:A3k03kHRJH3k03kHRJG
- TLSH T18595AE03E79500E9D10AC1749AD69A23FB75BC56176093DF2368C6152F62BD0BF3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/1652-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c509-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2c2-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1652-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2216-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198f9-448.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c95-1278.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c509-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2c2-11.dat aspack_v212_v242 behavioral2/files/0x00030000000198f9-448.dat aspack_v212_v242 behavioral2/files/0x0004000000019c95-1278.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2216 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_2824c5caed4969b466017d11d4a0532d_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_2824c5caed4969b466017d11d4a0532d_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 (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe$ 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe$ 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msotd.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 (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe$ 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\ohub32.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\elevation_service.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\Java\jdk-1.8\bin\wsimport.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{3776D576-0A64-4D44-BF96-63E8D160091B}\MicrosoftEdge_X64_139.0.3405.125.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe$ 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\orbd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE$ 2026-08-04_2824c5caed4969b466017d11d4a0532d_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$ 2026-08-04_2824c5caed4969b466017d11d4a0532d_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}\joticon.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.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\Windows Media Player\wmpnscfg.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_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\139.0.3405.125\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmplayer.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 created C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe$ patcher.exe File created C:\Program Files\Mozilla Firefox\plugin-container.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_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}\wordicon.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javaw.exe 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe$ patcher.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe patcher.exe - Drops file in Windows directory 13 IoCs
description ioc Process File opened for modification C:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ patcher.exe File created C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ patcher.exe File created C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File created C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File created C:\Windows\assembly\GAC_64\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\ComSvcConfig\3.0.0.0__b03f5f7f11d50a3a\ComSvcConfig.exe$ patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_MSIL\dfsvc\2.0.0.0__b03f5f7f11d50a3a\dfsvc.exe$ 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 2026-08-04_2824c5caed4969b466017d11d4a0532d_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 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1652 2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2216 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_2824c5caed4969b466017d11d4a0532d_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_2824c5caed4969b466017d11d4a0532d_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:1652
-
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:2216
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.8MB
- SHA256 cde31fc8cef790e8606f23922a9fe8e7d73a5b12d309f5e63824a9ac8943f543
- MD5 2824c5caed4969b466017d11d4a0532d
- SHA1 5922e5b5a98d12457488a5ba360fe9596b258bee
- SHA512 5753f5417b54a6e409996d89e87b00e6ecf87b22041be2a92207c2063a5c7620c226951bf39b36ba2d9b22f75c9350e7065f525e2256117d65ff33b5e5ae08e9
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOasTYLet3mnXoZ643mnXoZ6i6cMJliLKg:A3k03kHRJH3k03kHRJG
- TLSH T18595AE03E79500E9D10AC1749AD69A23FB75BC56176093DF2368C6152F62BD0BF3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.4MB
- SHA256 e57702731b959c75eb88f62886436a6724e1177da08031868c282aab00468e6b
- MD5 faefd9cccd41c7bddda5b583b2b4d38a
- SHA1 999ca0437a5c944f60560db500c8bb8a8112c49e
- SHA512 77a46d064e5e733c73eee1f7a8921878ca25c1c85d524f0771e947b4fc3088291aff9ef9b4722feb5d95160bb9c0f5d42c4c60d894d8381e9bc806b7ef500856
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOasTYLet3mnXoZ643mnXoZ6i6cMJliLKk:A3k03kHRJH3k03kHRJGPji0Aj
- TLSH T155B58C17F7A401F5D027C1B8CAE69A66FA717842173096CF1358C6292F63BD0AB3E365
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\wsgen.exe
- Size 1.8MB
- SHA256 3dd5c3f3a3f56a8a9f92cc66add13aa094d5e88d3c89802bcbee09bd2c173571
- MD5 703ff43303172f0044746177a7f6fc02
- SHA1 389f61bd12d639c6ee2f54b6be4ccf0877478e05
- SHA512 7cc8880c7a334c12af47b72e958b771566744cefd49e0f94a08e4898ecabc7b6d50e6c63df1214e5379475714f5ceeb941f87a65717efb1c5899a02f6a65fe26
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOasTYLet3mnXoZ643mnXoZ6i6cMJliLK5:A3k03kHRJH3k03kHRJz
- TLSH T16D95AF03E79500E9D10AC1749AD69A23FB75BC56176093DF2368C6152F62BD0BF3E3A8
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.9MB
- SHA256 6bb97fd11fc14dcefcee68b612b97b1ea0c72024ac4c706ab9da8bc3edd4de2b
- MD5 d24e06ebc68057cecaa35dab798db288
- SHA1 8c1196cd6ab842843805c98cf349aef96fa76ba0
- SHA512 f80c32bc766dd0b6515aa37e9bafdf283810ce4e6d3984bfe639f7ba803ecc25e32bf44962901872626ad4016da1db6fa6fd9b03f1763d541108c8b715ba5687
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOasTYLet3mnXoZ643mnXoZ6i6cMJliLK4:A3k03kHRJH3k03kHRJ+
- TLSH T17C959E03E79500E5D14AC1749A9A8A22FA75BD52172097EF2368F7152F72BC0BF3E394
- MD5 SHA1 SHA512 SSDEEP TLSH