Analysis
- max time kernel
125s - max time network
140s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
11/08/2026, 13:21
Behavioral task
behavioral1
Sample
2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
- Size 955KB
- Sample260811-qll18azzbx
- SHA256 1cf0a7676e291504a52ad97773d5b581fa98b1ad457dc12abf95f8aae39e31d1
- MD5 f3fa9aad48062f425aa262944238df52
- SHA1 24b8a6d2d00d60ad8675ef786a288d0f5c407172
- SHA512 09abf38d62b926301dcdcfa8431aaf9e3500791b3462e737e5215be1192d035ba93fe5464e5a057af3179a257b2d800e26f3f3ea638f29af904c75f1411244cf
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFpGdas8o:A3k03kHRJARJU
- TLSH T179259D03F79900E8D15AC1789AA69A22EB757C56173097CF1368C6162F73BD0AF3E394
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4748-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c43b-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2a3-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4748-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1108-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198ea-374.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0016000000019b15-765.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c43b-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2a3-11.dat aspack_v212_v242 behavioral2/files/0x00030000000198ea-374.dat aspack_v212_v242 behavioral2/files/0x0016000000019b15-765.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1108 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" 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_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 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_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 (x86)\Google\Update\DisabledGoogleUpdate.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\BHO\ie_to_edge_stub.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jcmd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\pwahelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE$ patcher.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevation_service.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javah.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe$ 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe patcher.exe File created C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe$ 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.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\jdk-1.8\jre\bin\klist.exe 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedgewebview2.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\identity_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\javadoc.exe 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.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 (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe$ 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.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 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.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\Office16\NAMECONTROLSERVER.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe$ patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe$ 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\ExtExport.exe 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.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 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_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 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4748 2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe 1108 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-11_f3fa9aad48062f425aa262944238df52_amadey_cobalt-strike_conti_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:4748
-
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:1108
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 955KB
- SHA256 1cf0a7676e291504a52ad97773d5b581fa98b1ad457dc12abf95f8aae39e31d1
- MD5 f3fa9aad48062f425aa262944238df52
- SHA1 24b8a6d2d00d60ad8675ef786a288d0f5c407172
- SHA512 09abf38d62b926301dcdcfa8431aaf9e3500791b3462e737e5215be1192d035ba93fe5464e5a057af3179a257b2d800e26f3f3ea638f29af904c75f1411244cf
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFpGdas8o:A3k03kHRJARJU
- TLSH T179259D03F79900E8D15AC1789AA69A22EB757C56173097CF1368C6162F73BD0AF3E394
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.5MB
- SHA256 026d91eeebefaabda0518e429472ddd080034cf398ad96186822cfae54d6ac46
- MD5 4bcc7964fe2de6e15b202f9af3e15160
- SHA1 d1da7aa8ba998b7401020792f84a76a1d9b84c17
- SHA512 677d2086653c70b43ff1e21ea0b4b099f3da8d112005575b3980e3a7c172636bad595b57989c470c390b9e4792e351488959d873e63978f0c705e702513c5761
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFpGdas8w0Le5ji0hmxNrM:A3k03kHRJARJMPji0Aj
- TLSH T14A657C17F6A802B5D067C1B8C5D29A5AEA71384217309BCF1394C7292F67BE19F3A371
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\ktab.exe$
- Size 979KB
- SHA256 e19c69e72e48db4b2eaca9297babe78ed27aa06a2ffecc72bec8f5b34ed596eb
- MD5 131960cda1d70906a6bfb4559d077a72
- SHA1 39a21ed7393cbdbd635d839c43a40570faa75596
- SHA512 b43b1c60e01e250e8a7aeeecc09df35b053cb5aa4eba8f7534398ca83f0074948d195800ba37f73a9195a4a1560943771379799e7746c05357e5286d780729e2
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFpGdas8Vx:A3k03kHRJARJv
- TLSH T186259D03F79900E8D15AC1789AA69A22EB757C56173097CF2358C6162F73BD0AF3E394
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.0MB
- SHA256 a674061108319d6297ce87d55fec483689ca22e331599ee0dc7cd4f9d7084a64
- MD5 0f47c4f1307d51b560a8400d1864aade
- SHA1 c236af80aba844b1a4876fc9d0033e89f81b89a3
- SHA512 bbb9411ee252136b2e995aae1f66e0deb6a6144d312efe851ab7ebdf80f3f822f224a15893b5141a525d6488bc7ea449e3b5ed34f78e30dea0c5715a98a9c011
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFpGdas8iF:A3k03kHRJARJk
- TLSH T101358D03E6D500E9D64AC1349E9A8A22FB35BD92072097EF1364B7262F727D0BF39754
- MD5 SHA1 SHA512 SSDEEP TLSH