Analysis
- max time kernel
105s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/08/2026, 01:06
Behavioral task
behavioral1
Sample
2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.3MB
- Sample260805-bf48aavfng
- SHA256 9decb5422450da3e2cff74675802ffb605d5929caa27e17b94dad943b960b980
- MD5 37320ef0b34f9ddc6530815d7ad2f2e9
- SHA1 468cc4a45c915e10a9c500e16d325e0400ad815f
- SHA512 51159e0e30583a9674ae4d8dcf7e7ac37ec8c289d2a7f52f21d6dab647eb28942e7550d085559ce7b5e59d5be33bc9526dc1fd44cec8d3860fc33f39aa1a6cb6
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2Zljgr5kjLCD5TvinrmVcMJln:A3k03kHRJOb56r4RJZ
- TLSH T166656B03E6990FA8D25F813499964A22EA777D520F2097EF1354BF253F327C0AE39356
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/5500-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c502-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5500-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4496-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001992c-454.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c502-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x000300000001992c-454.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4496 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" 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_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 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_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\Windows Defender Advanced Threat Protection\SenseGPParser.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javap.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe$ 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_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$ patcher.exe File created C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\pack200.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_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 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\uninstall\helper.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe$ 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedgewebview2.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe$ 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_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\Java\jre-1.8\bin\rmiregistry.exe$ 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe$ 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe$ 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_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}\osmclienticon.exe$ 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\7-Zip\7zFM.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe$ 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaws.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\identity_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\iexplore.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\klist.exe 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\identity_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\identity_helper.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\Microsoft Office\root\Office16\EXCEL.EXE$ patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\accicons.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 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_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 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_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 5500 2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4496 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_37320ef0b34f9ddc6530815d7ad2f2e9_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:5500
-
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:4496
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.3MB
- SHA256 9decb5422450da3e2cff74675802ffb605d5929caa27e17b94dad943b960b980
- MD5 37320ef0b34f9ddc6530815d7ad2f2e9
- SHA1 468cc4a45c915e10a9c500e16d325e0400ad815f
- SHA512 51159e0e30583a9674ae4d8dcf7e7ac37ec8c289d2a7f52f21d6dab647eb28942e7550d085559ce7b5e59d5be33bc9526dc1fd44cec8d3860fc33f39aa1a6cb6
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2Zljgr5kjLCD5TvinrmVcMJln:A3k03kHRJOb56r4RJZ
- TLSH T166656B03E6990FA8D25F813499964A22EA777D520F2097EF1354BF253F327C0AE39356
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.9MB
- SHA256 98eb613937698cf4d25edb3df322ec7e9b5d94c500baa5dde0c645f6e97ad08c
- MD5 06d57e2b13c8a3488ffe97ead44326e2
- SHA1 9fd4c20b5c4348d03ce0de30179d90ad48421909
- SHA512 34f98ce722766b2a578dd78ef7a7b5b83a78f80dc80e70416cfd1cd64e5566d15c5c3d32f716a16d863b2376465ecc0339b2bb84bd527dfa9204416bf3dee008
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2Zljgr5kjLCD5TvinrmVcMJl60Le5jiS:A3k03kHRJOb56r4RJMPji0Aj
- TLSH T1E5955B16F6A40BA5D06BC174C9D29656EA733C420F3087DB1354BB293F337D1AA3A762
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\wsimport.exe
- Size 1.4MB
- SHA256 484a81d7b2b0c789720f9547d99ed2b1f07f01a7b1d1a9a71d19bc00697f92c9
- MD5 6bb55e265ac03c4ee1b4de2858b53a05
- SHA1 b662bb2c58633f5a0125c6e9f3dbeb1b6b808987
- SHA512 7971993d32a763e5a272809233edb78283a1f3e8bc0a88f4368db06133cceb2e888258504a68a3f1c4fd8b8f7ef04725b551fb7f0a312df825bae86f302a1475
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8A2Zljgr5kjLCD5TvinrmVcMJlJM:A3k03kHRJOb56r4RJE
- TLSH T1CF656B03E6990EA4D25F813499964A22EA777D520F2097EF1358BF253F327C0AE39357
- MD5 SHA1 SHA512 SSDEEP TLSH