Analysis
- max time kernel
105s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 12:20
Behavioral task
behavioral1
Sample
2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.5MB
- Sample260819-ph62jsar2s
- SHA256 90035e0773c711f7f03802b2299f73919c71ad49d6ea36608d1240e805eb710e
- MD5 ff3490fef49933bf435beb3c06b56443
- SHA1 2759825808bc469f69dd2d12bc8ebd489b9bd3df
- SHA512 20d0aac3567c35bd81e774859e5bb8522d26ac88129b28a9345eee12d6117105741c72705e0af704c1558d13ac3ce802c663751014d80aa3744961945ae47fc7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRakmc25jcAkSYqyEYD:A3k03kHRJ1pYqk
- TLSH T1B3754816E66401A5D06EC179C7929A56FA33384607F096CB13C4E63D2F33BD09AFA763
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/4144-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c5cf-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b301-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4144-39-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4968-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019b87-687.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c5cf-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b301-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019b87-687.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4968 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" 2026-08-19_ff3490fef49933bf435beb3c06b56443_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 2026-08-19_ff3490fef49933bf435beb3c06b56443_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 (x86)\Windows Media Player\wmplayer.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe$ 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\visicon.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\wsimport.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe$ patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_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.NetFX40.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_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 (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\rmid.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe$ 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe$ 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\klist.exe patcher.exe File created 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\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe patcher.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\jmap.exe$ 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe patcher.exe File created 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}\osmadminicon.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.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\Java\jdk-1.8\bin\jstat.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\jcmd.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe$ 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe$ 2026-08-19_ff3490fef49933bf435beb3c06b56443_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\Java\jdk-1.8\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.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 2026-08-19_ff3490fef49933bf435beb3c06b56443_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 2026-08-19_ff3490fef49933bf435beb3c06b56443_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 4144 2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4968 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_ff3490fef49933bf435beb3c06b56443_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_ff3490fef49933bf435beb3c06b56443_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:4144
-
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:4968
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.5MB
- SHA256 90035e0773c711f7f03802b2299f73919c71ad49d6ea36608d1240e805eb710e
- MD5 ff3490fef49933bf435beb3c06b56443
- SHA1 2759825808bc469f69dd2d12bc8ebd489b9bd3df
- SHA512 20d0aac3567c35bd81e774859e5bb8522d26ac88129b28a9345eee12d6117105741c72705e0af704c1558d13ac3ce802c663751014d80aa3744961945ae47fc7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRakmc25jcAkSYqyEYD:A3k03kHRJ1pYqk
- TLSH T1B3754816E66401A5D06EC179C7929A56FA33384607F096CB13C4E63D2F33BD09AFA763
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.1MB
- SHA256 7970f7fa20eacc060a2eeb454cf361b7219b006c61220faab042953fc8171bc5
- MD5 a468430ae2e122e324612b7ee704826c
- SHA1 0c6117500ab53e1e5fa4224cf0801910585be356
- SHA512 7d4478f12ee6d1e4c988f98957b1e1bd6db31c8796fb7f4c49fae147c5ad06d49e46049261fc9509de2006f28f352573416a3c3ff1c5b92ce8503cbf43bb65dd
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRakmc25jcAkSYqyEY/0Le5ji0hmxNrM:A3k03kHRJ1pYqcPji0Aj
- TLSH T1BDA52816E66442A5D06EC0B9C7D2965AFA33384607F086CB13C5D63C2F277D19AFA723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe
- Size 1.5MB
- SHA256 519bd2d9f43c868c191ef0a80dac81173868e868d41366849357aede5d835aaf
- MD5 c3d9ebfad3f793a874b68923eea8adad
- SHA1 1da4c73abcb85bb7f3dff0242fc88f7b51c22633
- SHA512 babd82f0d1d5aef2819c0f113f1e16abb255c7cbe6638395039abd166ef364e6082534a613d17b1ee182a56c5dbda1f904d6569df5bf9946f923a9a4324a362d
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRakmc25jcAkSYqyEYCC:A3k03kHRJ1pYqa
- TLSH T192754816E66401A5D06EC179C7929A56FA33384607F096CB13C4E63D2F33BD09AFA763
- MD5 SHA1 SHA512 SSDEEP TLSH