Analysis
- max time kernel
117s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/07/2026, 14:30
Behavioral task
behavioral1
Sample
2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.7MB
- Sample260731-rt43fabh73
- SHA256 e725d940b24c9b5ae319bd397dc0898f9bb42ed2e292ac4f8f08f5cfed458606
- MD5 5588359c3fd6bcc106b770acd32b7d92
- SHA1 09fca87fe8ea36f5786e92eb0c8269528ccd7ec5
- SHA512 233a3b9704d2e38e52fa0d98a20ece8254002b413c26f6201a165520687a84bbdd5a04652d25930096d47fc5cc1eb394a55c36e8d861adc048c3023ba4f64de6
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaplFotjqzD5TvinrmgdYTqMi8CtBd2QHc:A3k03kHRJT56rMqJtb2I
- TLSH T1D6854B16E6A44BA5D06BC074C9D29656EA333C425F3087DB1345BF293F337D1AA3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/2548-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c54d-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2548-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4348-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000018a83-206.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c54d-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x0004000000018a83-206.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4348 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" 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_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 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_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\Java\jdk-1.8\bin\kinit.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe$ 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe$ 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe$ 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE patcher.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe$ 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE$ patcher.exe File created C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.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)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javacpl.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\UnblockRedo.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe$ 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Office16\SETLANG.EXE patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.exe 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe$ 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.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\SETLANG.EXE$ 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe$ patcher.exe File created C:\Program Files\Mozilla Firefox\updater.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.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE$ 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe$ 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe patcher.exe File created C:\Program Files\7-Zip\7zG.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\kinit.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eula.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoia.exe patcher.exe File created C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.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 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_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 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_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 2548 2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4348 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-31_5588359c3fd6bcc106b770acd32b7d92_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_5588359c3fd6bcc106b770acd32b7d92_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:2548
-
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:4348
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 e725d940b24c9b5ae319bd397dc0898f9bb42ed2e292ac4f8f08f5cfed458606
- MD5 5588359c3fd6bcc106b770acd32b7d92
- SHA1 09fca87fe8ea36f5786e92eb0c8269528ccd7ec5
- SHA512 233a3b9704d2e38e52fa0d98a20ece8254002b413c26f6201a165520687a84bbdd5a04652d25930096d47fc5cc1eb394a55c36e8d861adc048c3023ba4f64de6
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaplFotjqzD5TvinrmgdYTqMi8CtBd2QHc:A3k03kHRJT56rMqJtb2I
- TLSH T1D6854B16E6A44BA5D06BC074C9D29656EA333C425F3087DB1345BF293F337D1AA3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.3MB
- SHA256 b01c277ba2a5a4c8bff6c25cf0a1aa12d8a100084db8adc4a39fe6b6d473759a
- MD5 e8f6490d2a5f3531184d5fbe38a642be
- SHA1 7592354b658b915dda24b3f357e0ca923d5e868f
- SHA512 466382af8b0d1b5847e79eac51aa425041e8addab625e0f34b304741918ea02c72f636518f1020c16c1985c6ea13e339167bf122a7e2089eabe0011f2bf58565
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaplFotjqzD5TvinrmgdYTqMi8CtBd2QHG:A3k03kHRJT56rMqJtb2IQPji0Aj
- TLSH T12DB54B16F6A44B65D06BC075C9D2965AEA323C425F308BCB1345FB283F377D19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe
- Size 1.7MB
- SHA256 52683dee8c3d35d90b581e181bd7f66f1fdbbac54ba703e6495d235974258e65
- MD5 1839ec3b78725864929f826ba5b846d7
- SHA1 3ec8794e82840ec9c9f1121a08b016b803ce8a18
- SHA512 c8d9974d853beeed26a017a7f2b17516bb8271b2e39c20de803b2e727e504da5cfb5714dae79b1c56b8418fab813d2f379313c6ee14bb7e9bb9839092a3a3f88
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bRaplFotjqzD5TvinrmgdYTqMi8CtBd2QHn:A3k03kHRJT56rMqJtb2Ih
- TLSH T121855B12E6A44BA5D06BC074C9D29656EA333C425F3087DF1345BB293F337D1AA3A762
- MD5 SHA1 SHA512 SSDEEP TLSH