Analysis
- max time kernel
113s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 11:30
Behavioral task
behavioral1
Sample
2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.5MB
- Sample260808-nmcg3azvbx
- SHA256 f18144e8672216d94f165c2f9724b38c6a096fab2d6bf54f978b6aee758d8233
- MD5 c41c3d0cf77166a0782ab1825e609f7c
- SHA1 c19e97468c4b1f6e85c4b0c94917a9960b3dc51c
- SHA512 1cb0003de5c8ab36b34c55e685058b95871fc7514082826f914d27de55612099af07b4ed89e36277cc646819338ac0838adfeec40ac17246c2d40a045f58f1ee
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYLkdQzGk0Le5ji0hmxNrM:A3k03kB56rKPji0Aj
- TLSH T13E655A16F6A44BA5D02FC074C5D2966AEA733C421F3087CB1354DE283F67BD19A3A762
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4368-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c53d-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4368-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4576-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000f000000019e4b-1238.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c53d-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x000f000000019e4b-1238.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4576 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" patcher.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_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\javaws.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe$ 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe$ 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.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\Internet Explorer\ExtExport.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jsadebugd.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\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe$ 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.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\Microsoft Office\root\Office16\SDXHelper.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe$ 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_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 patcher.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\wsimport.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.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 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_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\Java\jre-1.8\bin\tnameserv.exe$ 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_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 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_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}\joticon.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe$ 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe$ 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_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 created C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.NetFX45.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\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\POWERPNT.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 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_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 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_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 4368 2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4576 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_c41c3d0cf77166a0782ab1825e609f7c_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:4368
-
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:4576
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.5MB
- SHA256 f18144e8672216d94f165c2f9724b38c6a096fab2d6bf54f978b6aee758d8233
- MD5 c41c3d0cf77166a0782ab1825e609f7c
- SHA1 c19e97468c4b1f6e85c4b0c94917a9960b3dc51c
- SHA512 1cb0003de5c8ab36b34c55e685058b95871fc7514082826f914d27de55612099af07b4ed89e36277cc646819338ac0838adfeec40ac17246c2d40a045f58f1ee
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYLkdQzGk0Le5ji0hmxNrM:A3k03kB56rKPji0Aj
- TLSH T13E655A16F6A44BA5D02FC074C5D2966AEA733C421F3087CB1354DE283F67BD19A3A762
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.0MB
- SHA256 3bff331f81fb78e677f8b4a251020fe0097efcc0fdf400f44f8b045bb8b0a0ef
- MD5 8f02024586f91d14e6ddbc2306c5ee94
- SHA1 a46bea52bda485f172694c4fdcb50f682ac27100
- SHA512 9f008036fea80e46d4fcf2f8d385a916fd52b9398864d8301287f70d90e89c5539a9f0b842f6d6bcb5ed482239b47dea282e7c17ed761bdfce4ea194ec59d219
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYLkdQzGk0Le5ji0hmxNrMD0Le5ji0hJ:A3k03kB56rKPji0AjKPji0Aj
- TLSH T1A0A54A16F6A44B75D02BC0B9C5D2969AEA723C421F3087CB1345DB283F67BD1963A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\wordicon.exe
- Size 1.5MB
- SHA256 d76323d3b593fd1f1b499ccbc084297a2845c8f67d5212c0fe0dbd8c14276e1c
- MD5 2735d494d61c5a422e691c26bd60ffdd
- SHA1 defef32b59cc34c2af362e5a2d96426c9483085c
- SHA512 5716d32d8b031097e68e84146f72980378d8a30524e949b9709698e9a9190226196dec278e89eef9c48d1415c55b52ec891f2b7ea16930ed34b845570d4aab0e
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5Tvinrm5OaEBYLkdQzGk0Le5ji0hmxNrMPF:A3k03kB56rKPji0Ajq
- TLSH T176754A16E6A44B65D06BC074C9D69656EA333C821F308BDB1354BF283F337D1A63A762
- MD5 SHA1 SHA512 SSDEEP TLSH