Analysis
- max time kernel
113s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
03/06/2026, 12:55
Behavioral task
behavioral1
Sample
2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11-20260513-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.4MB
- Sample260603-p5vxssft7x
- SHA256 642ed0ececdcbf4c654681eb6d50af62d6808d1cc550f7c906c591e868f52ff7
- MD5 275fbdafe3a6f2a13cb48bbf695aeec8
- SHA1 76c52670b592051288fdc1a1138d2be5066d499d
- SHA512 0ecf79c7899e6596bca26a9afefa1b21100b18f5ae0772acb4261a0da5c6e629f204205cd9da5a63959c3f557cb4f4081c0b88f983c1c6b4fe18fc921e80d0f5
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCncu5jcAkSYqyE:A3k03kHRJARJwpYq
- TLSH T165658C17F6A841B5D067C1B9CAD29A56FB313846173097CF1388C7292F23BE19E3A361
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/3728-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001900000002b440-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4416-7-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000002a3f9-12.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3728-70-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4416-71-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000000673-1968.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001900000002b440-6.dat aspack_v212_v242 behavioral2/files/0x000200000002a3f9-12.dat aspack_v212_v242 behavioral2/files/0x0004000000000673-1968.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4416 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" 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_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 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_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\7-Zip\7zG.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe$ 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_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\Java\jdk-1.8\jre\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe patcher.exe File created C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_2.2106.2807.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_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}\sscicons.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jconsole.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\pack200.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.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\jre\bin\policytool.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_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 opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe$ 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_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}\msouc.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe$ patcher.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 15\ClientX64\IntegratedOffice.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe$ 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_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 opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe$ 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe$ 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.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 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_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\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe$ patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.PowerAutomateDesktop_1.0.65.0_x64__8wekyb3d8bbwe\PAD.Console.Host.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_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}\sscicons.exe$ 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\sscicons.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_1.0.38.0_x64__8wekyb3d8bbwe\SoundRec.exe 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\bin\jps.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaw.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 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_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 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3728 2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4416 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-03_275fbdafe3a6f2a13cb48bbf695aeec8_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:3728
-
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:4416
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.4MB
- SHA256 642ed0ececdcbf4c654681eb6d50af62d6808d1cc550f7c906c591e868f52ff7
- MD5 275fbdafe3a6f2a13cb48bbf695aeec8
- SHA1 76c52670b592051288fdc1a1138d2be5066d499d
- SHA512 0ecf79c7899e6596bca26a9afefa1b21100b18f5ae0772acb4261a0da5c6e629f204205cd9da5a63959c3f557cb4f4081c0b88f983c1c6b4fe18fc921e80d0f5
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCncu5jcAkSYqyE:A3k03kHRJARJwpYq
- TLSH T165658C17F6A841B5D067C1B9CAD29A56FB313846173097CF1388C7292F23BE19E3A361
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.9MB
- SHA256 db5fa66478234a8c91e3f7ff0c36eaee0d803468a7ffe678cfcb09bc619a7f17
- MD5 f721f7e193ebef4e01492ae91b19c7aa
- SHA1 9d507b483ca3eaf41519b8fa549c1244dfc141ff
- SHA512 d10ae5b36cb763f7beb04fa011a82f492f67400f6751e53c1181538217e556a3d5391a43aa00ed607fbfe98c17c82d85417ef276ccd7b8004f1f2bc9af2a1ccb
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCncu5jcAkSYqyED0Le5ji0hmxNrM:A3k03kHRJARJwpYqjPji0Aj
- TLSH T1E2956C16F67442B5D073C0B9C5D2AA9AFE71348617308BCB1385C7282F67BE19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\ProgramData\Microsoft\ClickToRun\{9AC08E99-230B-47e8-9721-4577B7F124EA}\integrator.exe$
- Size 1.8MB
- SHA256 dea21d5c5e30c52c25edce286e3ea39b523b18774bd3108d1f30aedb121da8b4
- MD5 d707892293ae9faa1558ad22e7ba00e9
- SHA1 4f52ec23e747c97ffede7b79a23e618c739e43b6
- SHA512 7f4577ab05f618c63ac3195f8b1b11682495cf55fc2f5f531afefb34afaec975764d67176de13f43ac0223a256ef2060410a1387f5b679de0ac10cb51b946995
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoopayCncu5jcAkSYqyEu3npi63iC:A3k03kHRJARJwpYqOXpiMh
- TLSH T1E9956B12F7E84175E0B38274CAE29656EA767C525B3087CF1384862D2F72BD0DA39772
- MD5 SHA1 SHA512 SSDEEP TLSH