Analysis
- max time kernel
96s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 15:57
Behavioral task
behavioral1
Sample
2026-08-04_45ef6d44147737fc967113088eadc1f4_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_45ef6d44147737fc967113088eadc1f4_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_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 5.5MB
- Sample260804-tedcaahq9s
- SHA256 8b74b92eee58c316f05e623c500b3b1e8242a0670762b2a28f90d5d739920a6a
- MD5 45ef6d44147737fc967113088eadc1f4
- SHA1 ab07d5c8618ada83928ca9edde7756f81dad3b52
- SHA512 7cd246153bc5508a29f09e20db343dcb01aaf90c8c02e862b193af5405a5fa2108e5fa17a60c875e83bde13ba45ee7fc3f57384844c8348fc15aaabc17d0c023
- SSDEEP 49152:A3k03kHRJOpYqLeW4SkZP4sz9MbkqJtb2IdqJtb2Ij56rhqJtb2Ij56rtTebeW4W:A3k03kHR06YfkZckcJrhJrtTofkZcBrX
- TLSH T1EE461A15F6788B62D077C0B9C5D2AA9AFA3338455F308BCB0245DB2C3E276D59936732
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral1/memory/1876-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/files/0x0007000000024543-5.dat INDICATOR_EXE_Packed_ASPack behavioral1/memory/4004-7-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/files/0x000300000001e69b-12.dat INDICATOR_EXE_Packed_ASPack behavioral1/memory/1876-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/memory/4004-17-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral1/files/0x0007000000024543-5.dat aspack_v212_v242 behavioral1/files/0x000300000001e69b-12.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4004 patcher.exe - 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_45ef6d44147737fc967113088eadc1f4_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_45ef6d44147737fc967113088eadc1f4_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\Java\jdk-1.8\bin\serialver.exe$ 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_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\Java\jdk-1.8\bin\jrunscript.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\msouc.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe$ 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe$ 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_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\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jar.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-08-04_45ef6d44147737fc967113088eadc1f4_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 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe patcher.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\Office16\misc.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\VideoLAN\VLC\vlc-cache-gen.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateSetup.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.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\VideoLAN\VLC\vlc-cache-gen.exe$ 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe$ 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\WINWORD.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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1876 2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4004 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_45ef6d44147737fc967113088eadc1f4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_45ef6d44147737fc967113088eadc1f4_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:1876
-
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:4004
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 5.5MB
- SHA256 8b74b92eee58c316f05e623c500b3b1e8242a0670762b2a28f90d5d739920a6a
- MD5 45ef6d44147737fc967113088eadc1f4
- SHA1 ab07d5c8618ada83928ca9edde7756f81dad3b52
- SHA512 7cd246153bc5508a29f09e20db343dcb01aaf90c8c02e862b193af5405a5fa2108e5fa17a60c875e83bde13ba45ee7fc3f57384844c8348fc15aaabc17d0c023
- SSDEEP 49152:A3k03kHRJOpYqLeW4SkZP4sz9MbkqJtb2IdqJtb2Ij56rhqJtb2Ij56rtTebeW4W:A3k03kHR06YfkZckcJrhJrtTofkZcBrX
- TLSH T1EE461A15F6788B62D077C0B9C5D2AA9AFA3338455F308BCB0245DB2C3E276D59936732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 6.1MB
- SHA256 89f7dded51da0bb02cdf324c60cedd2d194b614b3bfb8a5549251f545025eddd
- MD5 1f1078769e113d900b573d0a6e98a300
- SHA1 3f4eee3268b8a0b0a458e7fe5b99ef29d5134e01
- SHA512 0840c4a297717f62cc1141303ee94f59c44a60e128c9c0198fe245adc66ad644e4cf1c1adef182441585a864f7ac2b444e62554e3433bd1a0398a3caedf797a8
- SSDEEP 98304:A3k03kHR06YfkZckcJrhJrtTofkZcBrLjo:A3k03kHa6WPkc9h9tTGP1/o
- TLSH T127561A16F6788762D077C0B9C5D2AA9AFA3338415F308BCB0245DB6C3E276D59936732
- MD5 SHA1 SHA512 SSDEEP TLSH