Analysis
- max time kernel
116s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/07/2026, 16:44
Behavioral task
behavioral1
Sample
2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260731-t8tw5ade64
- SHA256 5129783ada9c846b522a79623b91ff2d7d386a0e4f8e4a13709894cfbccad6c6
- MD5 ca13c89c45d413659be4afd4a2d6b7c1
- SHA1 183692b1d1b5528cae782564d08935cdf88311be
- SHA512 befe896919bec14d8f858c7a57a185ef3460a7a349e605e231b68eab7ba257d25d2b77244ddae692c7735c89773f71d45f39126c008b3979ce14359f9775f68f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaoEavrcD5Tvinrmh5jcAkSYqyE:A3k03kHRJO56rapYq
- TLSH T182852816E6644AA5D06FC178C7929656FA333C410FA097CB13D4EA3D3F326D09AB9363
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/1832-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c549-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2bc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1832-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1568-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001acd6-778.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c549-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2bc-11.dat aspack_v212_v242 behavioral2/files/0x000300000001acd6-778.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1568 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" 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe patcher.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_118343\javaw.exe 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe$ 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe$ 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe$ 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.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 (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\POWERPNT.EXE 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe$ 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe$ 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\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\Java\jre-1.8\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.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\Internet Explorer\ielowutil.exe 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.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.NetFX40.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_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 patcher.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.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\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE$ 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\javadoc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe$ 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.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 patcher.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_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 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_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 1832 2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1568 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_ca13c89c45d413659be4afd4a2d6b7c1_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:1832
-
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:1568
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 5129783ada9c846b522a79623b91ff2d7d386a0e4f8e4a13709894cfbccad6c6
- MD5 ca13c89c45d413659be4afd4a2d6b7c1
- SHA1 183692b1d1b5528cae782564d08935cdf88311be
- SHA512 befe896919bec14d8f858c7a57a185ef3460a7a349e605e231b68eab7ba257d25d2b77244ddae692c7735c89773f71d45f39126c008b3979ce14359f9775f68f
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaoEavrcD5Tvinrmh5jcAkSYqyE:A3k03kHRJO56rapYq
- TLSH T182852816E6644AA5D06FC178C7929656FA333C410FA097CB13D4EA3D3F326D09AB9363
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 51b0b46722abe7908e7ffcad171e6d78aa5e27ddf7e78ea4cf7f8ff92fd272fc
- MD5 8c29383d9a71b19c04c9213032e184ab
- SHA1 12e3da55c83105461444ffcdcb30c1def3f7a55d
- SHA512 7174abff0bfdbf1ff2bf42e2403613966d0d2dac80c56bb5496a52695d129e12922fa235289e144d29f84031c026a46cf4186bdc0fba9b9df165b9dd4c52cd05
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaoEavrcD5Tvinrmh5jcAkSYqyED0Le5b:A3k03kHRJO56rapYqjPji0Aj
- TLSH T19EB51716E6644AA5D06FC079C692965AFA333C410FB087CB13C5DA3C3F276D19A7A723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.exe
- Size 1.7MB
- SHA256 6397b95a745a8cd113bf50f4a5a6d92acccffdadd3341d66a43c714d351e3603
- MD5 7885324c41643fbc9cbbf76f8d1cea88
- SHA1 e386b9fde56c6bbfeab63d093f7696daa803d596
- SHA512 6c2058ea2bc36858afabb7a4e5dbc87b073d1e9ce1f920001ebfd63410c09a8bc37c042850214715a6f31b3cbbafadc2b114214ab5f3e16d9e5fff668262b037
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJliLKhSaagqOaoEavrcD5Tvinrmh5jcAkSYqyEij:A3k03kHRJO56rapYqE
- TLSH T134852816E6644AA5D06FC178C7929656FA333C410FA097CB13D4EA3D3F236D09AB9363
- MD5 SHA1 SHA512 SSDEEP TLSH