Analysis
- max time kernel
103s - max time network
128s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
15/08/2026, 12:19
Behavioral task
behavioral1
Sample
2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260815-pg85hswbpg
- SHA256 8e3ad09cd95801113c9bf5ad16af2f68b96a849a019126302de5907b799215ad
- MD5 75764b5be39a8677bd11aff75b78d1d5
- SHA1 69c46d635cff54b8f1aa1932f809261dda3d1f07
- SHA512 036ab2fbf7da54356786d1464b286a3c4d97a277e615e42810ee6017d8d4533a493c345d00c2a9bcdd8c07df08a9864032420dd53226631c5286dafd3e0ee3fb
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiaQ9xiTymLaMD5TvinrmC:A3k03kHRJZ56rX
- TLSH T167457B03E6940FE8D11F81749A964662EA777C125F6093CF1358AE153F72BC0AB3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 5 IoCs
resource yara_rule behavioral2/memory/4304-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c59e-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4304-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4680-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c59e-6.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-11.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4680 patcher.exe - 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" 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_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\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe$ 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\ExtExport.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jjs.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\wordicon.exe$ patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_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\Java\jdk-1.8\jre\bin\pack200.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jjs.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jdeps.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\policytool.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.NetFX45.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe$ 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_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}\osmadminicon.exe$ patcher.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\Java\jdk-1.8\bin\javadoc.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender\MpCopyAccelerator.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe$ patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_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}\dbcicons.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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_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 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_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:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_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 4304 2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4680 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-15_75764b5be39a8677bd11aff75b78d1d5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_75764b5be39a8677bd11aff75b78d1d5_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:4304
-
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:4680
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 8e3ad09cd95801113c9bf5ad16af2f68b96a849a019126302de5907b799215ad
- MD5 75764b5be39a8677bd11aff75b78d1d5
- SHA1 69c46d635cff54b8f1aa1932f809261dda3d1f07
- SHA512 036ab2fbf7da54356786d1464b286a3c4d97a277e615e42810ee6017d8d4533a493c345d00c2a9bcdd8c07df08a9864032420dd53226631c5286dafd3e0ee3fb
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiaQ9xiTymLaMD5TvinrmC:A3k03kHRJZ56rX
- TLSH T167457B03E6940FE8D11F81749A964662EA777C125F6093CF1358AE153F72BC0AB3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.7MB
- SHA256 789d8d2907f323a411c388ab0f511bd2473c67739ba197c8fd483e4616b92b83
- MD5 596e748bfa84f98d81665718e4434fba
- SHA1 7db154e6ffda52678102c128af345f74bdd7295e
- SHA512 20bd46ed310ddeee496fe66e2e25997868438074adeecc5e6e9be9e266670989614e9c10087d8d55c55aa99aa4186b97aad0010cce5ab81bc6e8720f01fa907b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsiaQ9xiTymLaMD5TvinrmC0Le5ji0hmxNw:A3k03kHRJZ56rTPji0Aj
- TLSH T130856B16F6A44BA5D02FC178C5D2965AEA733C425F3087CB1354DE283F63BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH