Analysis
- max time kernel
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260618-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/06/2026, 22:26
Behavioral task
behavioral1
Sample
2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260618-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.3MB
- Sample260628-2clvmsft9s
- SHA256 2ad1f1b4d5382e2f9584d13e618e37c10d205ee1159163c4a7b2c75a5bbf9537
- MD5 5a479e3843deebeb288aae1d7f349986
- SHA1 28cf6304aea0cd8e3ec145133cda50dd15138fe4
- SHA512 fbd47926f0d924075e71299dd9ffbc970c01708a4563d8e3479940b9c23c29e4d97236a41cb42a43b76255d6c89206306865700281dcae6debbb5ca5354e489b
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdocjmtLaoxJbH+jYTqMi8CtBd2QHCHmTBW5+:A3k03kB56rXqJtb2IEeW4SkZP4sz9Mb
- TLSH T11CB52A16F6788722D077C0B9C5D2AA5AFA3238465F3086CB0345DB283F277D5963A736
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/1304-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c547-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2d1-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1304-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3088-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000b000000019cc4-1025.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c547-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2d1-11.dat aspack_v212_v242 behavioral2/files/0x000b000000019cc4-1025.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3088 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" 2026-06-28_5a479e3843deebeb288aae1d7f349986_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 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpnscfg.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe$ 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\msouc.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.exe$ 2026-06-28_5a479e3843deebeb288aae1d7f349986_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$ 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\ExtExport.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\sscicons.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.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\jre\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe$ 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe$ patcher.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\Windows Defender\MpCopyAccelerator.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\ielowutil.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe$ 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_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 opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedgewebview2.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javapackager.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-06-28_5a479e3843deebeb288aae1d7f349986_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.NetFX45.exe patcher.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.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 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1304 2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3088 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-28_5a479e3843deebeb288aae1d7f349986_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-28_5a479e3843deebeb288aae1d7f349986_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:1304
-
C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3088
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.3MB
- SHA256 2ad1f1b4d5382e2f9584d13e618e37c10d205ee1159163c4a7b2c75a5bbf9537
- MD5 5a479e3843deebeb288aae1d7f349986
- SHA1 28cf6304aea0cd8e3ec145133cda50dd15138fe4
- SHA512 fbd47926f0d924075e71299dd9ffbc970c01708a4563d8e3479940b9c23c29e4d97236a41cb42a43b76255d6c89206306865700281dcae6debbb5ca5354e489b
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdocjmtLaoxJbH+jYTqMi8CtBd2QHCHmTBW5+:A3k03kB56rXqJtb2IEeW4SkZP4sz9Mb
- TLSH T11CB52A16F6788722D077C0B9C5D2AA5AFA3238465F3086CB0345DB283F277D5963A736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.9MB
- SHA256 2c76881e46b80d3cf088a9338b788e5117eb9f2787eb49b7162173fb70358ae6
- MD5 a2aff19377d09fce7ae92de35af54833
- SHA1 258378de1fa5aa9eb308f6ccb13e5bf509fe3b66
- SHA512 e970a468ca8437fd45bd2fcd609104694b53e6255e6e9b1a0f677e4805fd17ec28ef864b472b80cbfc09d1e1f9fbd9a212ee118c6d02473bbc482be97523f628
- SSDEEP 49152:A3k03kB56rXqJtb2IEeW4SkZP4sz9MbBPji0Aj:A3k03kCrXFfkZcRjo
- TLSH T1DDE52A16F6788722D077C0B9C5D2A69AFA3238465F308ACB0345D7283F277D5963A736
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 2.9MB
- SHA256 7247bff08f5da3cd1e38e9fcee66197ceb384503146df1043e4603544da49edc
- MD5 6a29b55ef2b58e8e2ba0a7fe14381ba0
- SHA1 de82e22a033311fc5c013b531daeaa3e1bd86ad6
- SHA512 cf842e96e703071dfdcca6d2a07f6c23b9945488fe4d1e6290a742992f519e601e49bf368475a440d8ab8921d0bbceaa4c5e982762f7091f7568c4dccc85b8dd
- SSDEEP 49152:A3k03kB56rXqJtb2IEeW4SkZP4sz9MbL8tDZqrKV:A3k03kCrXFfkZcLm
- TLSH T1B3E54A16F6B88762D077C079C5D29AAAFA7238411F3087CB0345D72D3F276D19A3A726
- MD5 SHA1 SHA512 SSDEEP TLSH