Analysis
- max time kernel
92s - max time network
131s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
21/08/2026, 17:23
Behavioral task
behavioral1
Sample
2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.0MB
- Sample260821-vyf3ysvake
- SHA256 36e3a04df75ba5e741c11d176399b2ea9f3e064ebf0fe298d88fd77c42353ca8
- MD5 65aff95df6b4363ccd4485cee2de9e54
- SHA1 131b944e273660648f745c9cfb28bef735c5b44a
- SHA512 c0849345665ad4dbe751b15174335bccf32ae1420c68216447bd64876b9c5e63d43ade738b415be4829454f64cac8fb568db48feb37cff0e583ca5e7dd4b54e1
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBFf/hc0FZe0p4Ek4niOkl/A04szE87JKTvmI:A3k03kHRJARJpeW4SkZP4sz9MbE56rX
- TLSH T103A51816F2684766D06FC079C6966A56FA333C454FA087CB0384EB3C2F276D19A79327
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral1/memory/4156-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/files/0x00070000000245ec-5.dat INDICATOR_EXE_Packed_ASPack behavioral1/memory/3516-7-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/files/0x0003000000022b83-12.dat INDICATOR_EXE_Packed_ASPack behavioral1/memory/4156-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/memory/3516-41-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral1/files/0x00030000000225af-1278.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral1/files/0x00070000000245ec-5.dat aspack_v212_v242 behavioral1/files/0x0003000000022b83-12.dat aspack_v212_v242 behavioral1/files/0x00030000000225af-1278.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 3516 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" 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_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 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateComRegisterShell64.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\java-rmi.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.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 Media Player\wmplayer.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe$ 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_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 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE$ 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_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 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateCore.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe$ 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\cookie_exporter.exe$ 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jar.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedge_proxy.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmlaunch.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe$ 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE$ 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe$ 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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)\Microsoft\EdgeCore\132.0.2957.140\Installer\setup.exe$ 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\dotnet.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\jdb.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe$ 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_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 created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.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$ 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.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 (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\BHO\ie_to_edge_stub.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\kinit.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4156 2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 3516 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-21_65aff95df6b4363ccd4485cee2de9e54_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-21_65aff95df6b4363ccd4485cee2de9e54_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:4156
-
C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3516
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.0MB
- SHA256 36e3a04df75ba5e741c11d176399b2ea9f3e064ebf0fe298d88fd77c42353ca8
- MD5 65aff95df6b4363ccd4485cee2de9e54
- SHA1 131b944e273660648f745c9cfb28bef735c5b44a
- SHA512 c0849345665ad4dbe751b15174335bccf32ae1420c68216447bd64876b9c5e63d43ade738b415be4829454f64cac8fb568db48feb37cff0e583ca5e7dd4b54e1
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBFf/hc0FZe0p4Ek4niOkl/A04szE87JKTvmI:A3k03kHRJARJpeW4SkZP4sz9MbE56rX
- TLSH T103A51816F2684766D06FC079C6966A56FA333C454FA087CB0384EB3C2F276D19A79327
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.5MB
- SHA256 c5360dfca122c74cc56aff0ca8314a59bdeb71a2ab9715c0a17887b59f911d10
- MD5 042ae5de523506ba6c8f84da992f8420
- SHA1 5505b7765693d09ab18de1d9292341e313e7211c
- SHA512 949176932c888e44859b4626c590dd074198776fe8a041291a27edf0e3aa53c5610fa7d226a00d6f91095f16af4333cc5fa07c4f3b2caaec4ea5a1d089fa02f4
- SSDEEP 49152:A3k03kHRJARJpeW4SkZP4sz9MbE56rTPji0Aj:A3k03kHR+RjfkZcBrLjo
- TLSH T1F4C50816F6684762D07BC079C6D2A65AFA3338450F7087CB0285DB3C2F276D58A7A727
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe
- Size 2.1MB
- SHA256 416e4acb3978a563765b9d8cdfddf878c726889dbcec2a7d000dad05d40ee2e8
- MD5 19e1d3c7e7141acfd27ec6df7458aab3
- SHA1 a2aad5ab3fbea923bf3f327bf6556b578f9eb406
- SHA512 588cdaad890bc730930b6e195afbaa8c246563150b435b2179a814332afc62245c3eb6014f16c5fb9314c57703ff2e131e7472693479f521521f1da1ec6ec316
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBFf/hc0FZe0p4Ek4niOkl/A04szE87JKTvmg:A3k03kHRJARJpeW4SkZP4sz9MbE56r9
- TLSH T10AA50716F2A84762D0AF8079CA965A55FA333C450F6087CB0284FB3D2F376D19A79727
- MD5 SHA1 SHA512 SSDEEP TLSH