Analysis
- max time kernel
110s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/08/2026, 14:37
Behavioral task
behavioral1
Sample
2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.0MB
- Sample260818-ry7zwstfre
- SHA256 5d0755c9d936088a4313e84988d77fba3a5ddba8fed3fa871058144a28085054
- MD5 bc9459bd416b373e6da516cee4b75172
- SHA1 0bd960d1b4d88fc08c1d8d5c2c9a8b13f1361c10
- SHA512 8e1e179cc7b29603ceb4acf760567d9f00886f34692d51e43039c65822f01f978b104809631e9a63ca1d45bf5e9f544d7286421f8bbbe71ed82b02e7827b9b99
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrmdoi+RasT3aRaMD5TvinrmC:A3k03kB56rm56rX
- TLSH T182356B07A6880FA8D11FC1749A964A72E6737C125F2097DF1354BE253F32BD0AA3A357
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/992-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4da-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/992-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4720-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00380000000187ef-1280.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000e00000000079a-1889.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4da-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x00380000000187ef-1280.dat aspack_v212_v242 behavioral2/files/0x000e00000000079a-1889.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4720 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" 2026-08-18_bc9459bd416b373e6da516cee4b75172_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 2026-08-18_bc9459bd416b373e6da516cee4b75172_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 opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 2026-08-18_bc9459bd416b373e6da516cee4b75172_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}\lyncicon.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\ExtExport.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification 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\jinfo.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_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\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.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\EdgeCore\139.0.3405.125\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jre-1.8\bin\jabswitch.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe patcher.exe File created C:\Program Files\7-Zip\7zG.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_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 opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe patcher.exe File created C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge.exe patcher.exe File opened for modification 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\jre\bin\java-rmi.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jabswitch.exe 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE$ 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-18_bc9459bd416b373e6da516cee4b75172_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 992 2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4720 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-18_bc9459bd416b373e6da516cee4b75172_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-18_bc9459bd416b373e6da516cee4b75172_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:992
-
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:4720
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.0MB
- SHA256 5d0755c9d936088a4313e84988d77fba3a5ddba8fed3fa871058144a28085054
- MD5 bc9459bd416b373e6da516cee4b75172
- SHA1 0bd960d1b4d88fc08c1d8d5c2c9a8b13f1361c10
- SHA512 8e1e179cc7b29603ceb4acf760567d9f00886f34692d51e43039c65822f01f978b104809631e9a63ca1d45bf5e9f544d7286421f8bbbe71ed82b02e7827b9b99
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrmdoi+RasT3aRaMD5TvinrmC:A3k03kB56rm56rX
- TLSH T182356B07A6880FA8D11FC1749A964A72E6737C125F2097DF1354BE253F32BD0AA3A357
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe$
- Size 1.2MB
- SHA256 e8c5ac509370c799d429d9daf845f6df4f0aa6cb61db583ae7e52e351cba14e6
- MD5 b05d4eb52740b47e0ca34b879a7589a0
- SHA1 0e169189502017ca4f298839b9bbb8e456d4e5a0
- SHA512 d2e41151d38451c1d70b2105216fa7e19fde0bee1489551cbe5af3b4e27ab18bc7049674b6be6fb1368a1384509657be14fcce84f207d49640589678064a9d7e
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrmdoi+RasT3aRaMD5Tvinrm37lbht6Bna:A3k03kB56rm56rylNtqna
- TLSH T14B555B03A7E80FA8E16F813499654A62E6377C215F2097DF13507E193F32AD0AE39767
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.6MB
- SHA256 a0a4986167ee8db8db7f95af95bc4d84a12c136471cb30d61f845ad6fb9e1396
- MD5 0fb15deb1f5b732e1ccc8eb55d4a8103
- SHA1 2f61a0b5e96ba29e96dba7606d08e21de3b7b31f
- SHA512 3dda4163223689c8e21968df836f52172b552341cc4156ff646e1459c61a0ec6fc6469d1023b2485f0f14fcae8f692de93221a5f810ff1224e7be9d9bbf3d378
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrmdoi+RasT3aRaMD5TvinrmC0Le5ji0hmxNrM:A3k03kB56rm56rTPji0Aj
- TLSH T19E753A16F6A44FA5D06FC074C59296A6EA733C415F3087CB0354AE283F37AD19A3A763
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.1MB
- SHA256 e27356daf14ef9b0b20d938ae0551532e364d5763784f78d55a8a4a68043430e
- MD5 d1170580953d721e5a00c1bc7fca58fa
- SHA1 cd96bec5a8e8e6e54a4d9b6fc1da6051a4be3b16
- SHA512 fa6ba689717f806ecaf325b6fa00bdd0d9092f47fcbb86f7ee197df5f5225f1e57d95de6c83ecd7f2994d4486e51412e1bad782d886560d3dd2c588cd1155695
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrmdoi+RasT3aRaMD5TvinrmgF:A3k03kB56rm56r9
- TLSH T186455A02E6880FA4D65F8134DE968662E6737C414F209BEF1354BF253F327D0AA3A657
- MD5 SHA1 SHA512 SSDEEP TLSH