Analysis
- max time kernel
118s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
18/05/2026, 13:21
Behavioral task
behavioral1
Sample
2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260518-ql2rnsds9w
- SHA256 c1dbb7e77e945140b61457fc77eb9f47472e976d47b6a99319ada5a4e1807a70
- MD5 8433004e508882225e22f198cecd6a43
- SHA1 d8fd5acfc039e00ec2f247365141d7432468333e
- SHA512 043fa7e33f50746845170937d4934724c91c07e7657526fc853c824fd97d70d16d92727b05f7354004f8bccbc575670e9bf5fceecfee0930dbcfbac356f1923e
- SSDEEP 24576:A3mnXoZ643mnXoJ5jcAkSYqyEam/ofECD5TvinrmC:A3k03k2pYqq56rX
- TLSH T18F454A16F6644F65D06BC078C6D29666EA333C450F3097CB1385EE283F27AD19A3A763
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Custom signatureDetects executables packed with ASPack 9 IoCs
resource yara_rule behavioral2/memory/3980-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001a00000002b482-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1760-7-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000002a3f1-12.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3980-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1760-71-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0008000000027a0e-1376.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000b000000000476-1820.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000400000002649d-1965.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001a00000002b482-5.dat aspack_v212_v242 behavioral2/files/0x000200000002a3f1-12.dat aspack_v212_v242 behavioral2/files/0x0008000000027a0e-1376.dat aspack_v212_v242 behavioral2/files/0x000b000000000476-1820.dat aspack_v212_v242 behavioral2/files/0x000400000002649d-1965.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1760 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" 2026-05-18_8433004e508882225e22f198cecd6a43_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 2026-05-18_8433004e508882225e22f198cecd6a43_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 opened for modification C:\Program Files\Common Files\microsoft shared\ink\ShapeCollector.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\officeappguardwin32.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe$ 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE$ patcher.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.12827.20400.0_x64__8wekyb3d8bbwe\HxAccounts.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.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$ 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\keytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE$ 2026-05-18_8433004e508882225e22f198cecd6a43_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\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe$ 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\javacpl.exe 2026-05-18_8433004e508882225e22f198cecd6a43_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}\pptico.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE$ 2026-05-18_8433004e508882225e22f198cecd6a43_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 patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe$ 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jps.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\orbd.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe$ 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe$ 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.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\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe$ 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE 2026-05-18_8433004e508882225e22f198cecd6a43_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 opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe$ 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\OFFICE16\FLTLDR.EXE$ 2026-05-18_8433004e508882225e22f198cecd6a43_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 - 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 2026-05-18_8433004e508882225e22f198cecd6a43_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 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3980 2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1760 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-18_8433004e508882225e22f198cecd6a43_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-18_8433004e508882225e22f198cecd6a43_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:3980
-
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:1760
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 c1dbb7e77e945140b61457fc77eb9f47472e976d47b6a99319ada5a4e1807a70
- MD5 8433004e508882225e22f198cecd6a43
- SHA1 d8fd5acfc039e00ec2f247365141d7432468333e
- SHA512 043fa7e33f50746845170937d4934724c91c07e7657526fc853c824fd97d70d16d92727b05f7354004f8bccbc575670e9bf5fceecfee0930dbcfbac356f1923e
- SSDEEP 24576:A3mnXoZ643mnXoJ5jcAkSYqyEam/ofECD5TvinrmC:A3k03k2pYqq56rX
- TLSH T18F454A16F6644F65D06BC078C6D29666EA333C450F3097CB1385EE283F27AD19A3A763
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
- Size 1.9MB
- SHA256 9395fd2fe20ecb2b81fc247373b23bbbd86c487d8d9f5d94d7dfac8e956b5b67
- MD5 78ec873c511fcd12ad7f11696b66364e
- SHA1 78229174be3f4fd5174c54e7c2ed45b21cc1523f
- SHA512 73fb288d5069bf0ac2cbc5614c7517757fafea5529619999ae085e48c0109b01a2b60e33aa995d1ccb5d8a35714427cc9788f891f358af6aab89f947870c3a7a
- SSDEEP 24576:A3mnXoZ643mnXoJ5jcAkSYqyEam/ofECD5TvinrmHVkGDvQGs94iGWWdTxT5f5En:A3k03k2pYqq56r6Vk0QGTvntQb
- TLSH T161956C16E2A80BE4D06FC179C6939557FA723C450F3097CB0365DA293F67AE09A3E712
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateSetup.exe$
- Size 1.2MB
- SHA256 792eeb204d067752143cba5367e6ed790f4bb4a7ada2a1812091f368d6719d2c
- MD5 6c303c7d99bf08ef9bf8d793c6ac9b5e
- SHA1 1f414cf34f45705120995364c36735245ac0135c
- SHA512 2e8750b0721eda725a68634c6cd6d166edd407fd8cb27a459d1b5ad457febe6088c68a68411313d995d7a3fb3a751e556f6e7116888b0cb1fa8690bef82e6ddc
- SSDEEP 24576:A3mnXoZ643mnXoJ5jcAkSYqyEam/ofECD5Tvinrm3UfjBXu:A3k03k2pYqq56rRfFXu
- TLSH T170554A16F6644B65D06BC075CAD29666EA333C410F3097CB1385EE283F37AD19A3A763
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
- Size 1.3MB
- SHA256 74f73fdfcb10bb93fb58d6db3f11e587d0d589a4d1bb0397bf2eeb2085f6d2f5
- MD5 a2b18b7cd2a31f792fcdde3d7d45580b
- SHA1 73d3cb0d9110116ab4df8a53d88746060f10055c
- SHA512 851231ea62df3c6c7489116ee013afe4a57009bd423698d9ed3aece3180f12907e5f3daeb38defcc8f630055fafcc38fd03781ec50af095afe83b7539427aaf8
- SSDEEP 24576:A3mnXoZ643mnXoJ5jcAkSYqyEam/ofECD5TvinrmpGen:A3k03k2pYqq56rJI
- TLSH T108554B16F6644BA5D06BC178C6D29666EA333C410F3097CB1354EE283F27BD19A3A763
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.7MB
- SHA256 9486bb89596cd5224d7ed62a79a9b8fff30d88508feae23d0f3d8c0daaf4d854
- MD5 ddde625deca6560859f4c1c83fafb49e
- SHA1 1d7d87f9aa9c7eb31f06642505e9f45628d15c2b
- SHA512 48573ae132774f5e66a8ac9de1f62051f9be4395858830077caea8d2f5c885c01ee76c9dab621cdf31bff374f4dd5b48cb7fa3bc1d85653e691b75c33fd8d26f
- SSDEEP 24576:A3mnXoZ643mnXoJ5jcAkSYqyEam/ofECD5TvinrmC0Le5ji0hmxNrM:A3k03k2pYqq56rTPji0Aj
- TLSH T12A853A16F6644B75D07BC0B9C5D2969AEA333C411F3087CB0385DB683F27AE5963A722
- MD5 SHA1 SHA512 SSDEEP TLSH