Analysis
- max time kernel
105s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 18:09
Behavioral task
behavioral1
Sample
2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.8MB
- Sample260810-wrrrjszvds
- SHA256 27ffcd5557029aa9383172415e6f977c3ea37f255e057e0ca0428061df72bacf
- MD5 db953967c10b0ee1140d87cea1e6ea7a
- SHA1 9adca3f88485300e7a7cb5d5d6bea98dcae9d3a5
- SHA512 7c6432625efb018edb9a7b9e7e35c0b5e48689acc1846a98494ec9be8f744ec141e98c8a9e8eedbef8e02134559c8efb9df7438a7c462418022d526e78e3cd42
- SSDEEP 49152:A3k03kHRJP56rK56r+qJtb2Ij56rheW4SkZP4sz9MbE56rf56rapYq:A3k03kHRirnr+Jr1fkZcBrgra6
- TLSH T12606D516E2688F65D06FC079C6929696FA333C414F608BCB0285EE393F376D59939723
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/5832-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000500000001b815-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5832-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1816-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d000000019ce0-1019.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x002b0000000188be-1369.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000500000001b815-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-11.dat aspack_v212_v242 behavioral2/files/0x000d000000019ce0-1019.dat aspack_v212_v242 behavioral2/files/0x002b0000000188be-1369.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1816 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" 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_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 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_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\VideoLAN\VLC\uninstall.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.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.Loader.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\kinit.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\serialver.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe$ 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_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$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$ 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.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\Java\jdk-1.8\bin\xjc.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE$ 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_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 patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe$ patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe$ 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE$ 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\SCANPST.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 (x86)\Microsoft\EdgeUpdate_disable\Install\{8F4E2A33-DC18-4884-A646-9283C13498CD}\MicrosoftEdge_X64_139.0.3405.125.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE$ patcher.exe File created C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_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}\sscicons.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\identity_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe$ 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE$ 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOUC.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 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_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 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_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 5832 2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1816 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_db953967c10b0ee1140d87cea1e6ea7a_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:5832
-
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:1816
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.8MB
- SHA256 27ffcd5557029aa9383172415e6f977c3ea37f255e057e0ca0428061df72bacf
- MD5 db953967c10b0ee1140d87cea1e6ea7a
- SHA1 9adca3f88485300e7a7cb5d5d6bea98dcae9d3a5
- SHA512 7c6432625efb018edb9a7b9e7e35c0b5e48689acc1846a98494ec9be8f744ec141e98c8a9e8eedbef8e02134559c8efb9df7438a7c462418022d526e78e3cd42
- SSDEEP 49152:A3k03kHRJP56rK56r+qJtb2Ij56rheW4SkZP4sz9MbE56rf56rapYq:A3k03kHRirnr+Jr1fkZcBrgra6
- TLSH T12606D516E2688F65D06FC079C6929696FA333C414F608BCB0285EE393F376D59939723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
- Size 4.2MB
- SHA256 007ea85935ec2bcf6735818b2021dcaad50124e0d9bb4bc280f547bdedabbe8b
- MD5 385abf99135b384e46229752a1aae86e
- SHA1 c5b67870f8d1ad8569923b20b312b9b219df43ad
- SHA512 2f5a5db5adc236324001088b03fa28873ebb37ca3ccbe976b05c48918b7789ad03f5ba2ebd50abdf3f5cd1704e5c1b8872e496c0bc97a6123d4dc5bd4c7da202
- SSDEEP 49152:A3k03kHRJP56rK56r+qJtb2Ij56rheW4SkZP4sz9MbE56rf56rapYqH0Ia:A3k03kHRirnr+Jr1fkZcBrgra6JI
- TLSH T16F16F616F6A84B65D06FC078CA929696FA333C414F6087CB0285AE3D3F376D59939723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 4.3MB
- SHA256 90fe527fbc3f4449d6c3b499c84641b2b6e67dd6928f1a595f67e1470461a5cb
- MD5 ad552af77641a7b21727d65dbff3b222
- SHA1 c345141d11789f53f27cff8ba438b42e4119d4a8
- SHA512 71c4bb9b108d86f33e0a6b069cf2ba4c835f469c01922db1f9b5f6ca0c8f80745021311904bfda668ed84d92700b0630e391aa0df6ff72a95637dab8f54c5fd0
- SSDEEP 49152:A3k03kHRJP56rK56r+qJtb2Ij56rheW4SkZP4sz9MbE56rf56rapYqjPji0Aj:A3k03kHRirnr+Jr1fkZcBrgra6Gjo
- TLSH T1D126D616F6688B65D06FC079C692969AFA333C415F2087CB0285EE383F376D59936723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 3.8MB
- SHA256 a52d23cc6d5b9bd726ae4874a9db92c90817f8f40448bde19ef2261adc693522
- MD5 087c3db96d7b821a34604ca87301373a
- SHA1 9015c692a4132ce26a68b0566faf5d8eaa77a0da
- SHA512 6079fdd0d56d72cca21ec422e46ac3a7a8f3a9fe9173710ffbd9c7dc43ac6ad986425fb7e6369aa41cff9dbf9899e117ab0b1490992d1de678db648b088a9dcb
- SSDEEP 49152:A3k03kHRJP56rK56r+qJtb2Ij56rheW4SkZP4sz9MbE56rf56rapYqk:A3k03kHRirnr+Jr1fkZcBrgra6t
- TLSH T17E06D516E2688F65D06FC079C6929696FA333C415F608BCB0285EE393F376D19939723
- MD5 SHA1 SHA512 SSDEEP TLSH