Analysis
- max time kernel
108s - max time network
115s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 19:50
Behavioral task
behavioral1
Sample
2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.0MB
- Sample260810-ykawkagl4y
- SHA256 047482e8bc64b165b1cf01bff5ee849b78a9f586fda11280fc291b2dd4a175a5
- MD5 b6a1e8c235cedffa18f07902c4f47559
- SHA1 d9766ba9e6fac5e0b874043009f253d5871656db
- SHA512 b45f26ab5a4f1450174d4f566edc1e45eb736b3313331d7ad08309445fc54f155575623413847d746067d5b54c482107fc79cacf301b0ace5bebd99bee1dbb55
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdoTpYagscgjMM4:A3k03kB56rC
- TLSH T1BE254A13E6440F94D10F917096994622EA77BC0A1F5093DB277CAE243F26BF0763D6AB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/5920-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c350-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b305-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5920-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4884-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019976-528.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c350-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b305-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019976-528.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4884 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" 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_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 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_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\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\bin\jrunscript.exe$ 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstat.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.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\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_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}\ohub32.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\lyncicon.exe$ 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_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.Loader.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.NetFX45.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.exe$ 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_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 created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe$ 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe$ 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\SenseGPParser.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_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$ patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe$ 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Microsoft Office\root\Office16\msoev.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.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 (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE$ 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe patcher.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)\Google\Update\DisabledGoogleUpdate.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\BHO\ie_to_edge_stub.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\xjc.exe$ 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5920 2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4884 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-10_b6a1e8c235cedffa18f07902c4f47559_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_b6a1e8c235cedffa18f07902c4f47559_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:5920
-
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:4884
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.0MB
- SHA256 047482e8bc64b165b1cf01bff5ee849b78a9f586fda11280fc291b2dd4a175a5
- MD5 b6a1e8c235cedffa18f07902c4f47559
- SHA1 d9766ba9e6fac5e0b874043009f253d5871656db
- SHA512 b45f26ab5a4f1450174d4f566edc1e45eb736b3313331d7ad08309445fc54f155575623413847d746067d5b54c482107fc79cacf301b0ace5bebd99bee1dbb55
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdoTpYagscgjMM4:A3k03kB56rC
- TLSH T1BE254A13E6440F94D10F917096994622EA77BC0A1F5093DB277CAE243F26BF0763D6AB
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.5MB
- SHA256 67db1126d48827a1ad4cf3b3dd85d95ae6e69be8123e6c308c3667768ae03988
- MD5 9a29592d2167c903565f52c8f9252b78
- SHA1 adb9927d636c4017b4d76440b97e0a99fff2eb90
- SHA512 e6039e57daa01661d0baf1e45e983bded13b1d8c6505abc129e3159da6e97eb07d4aa073f8fe7378759af9c77493d4fd96d120231beeea5946e28b42f215fd00
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdoTpYagscgjMMA0Le5ji0hmxNrM:A3k03kB56rCPji0Aj
- TLSH T1BC754913E6644B61D02BC074C5D69656EA337C4A1F3087CB1368DE283F26BF1A63E766
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe
- Size 1.0MB
- SHA256 42b42f417af15646bdbac55e4ee82e4868251402831071cd8bb708a546dd5aa2
- MD5 7c90a4550ae42c1e404fb5672aba9438
- SHA1 9d0a080086f4009d1ea810c1a33e4df75c1048d1
- SHA512 85c68a5220f67851ea58a0c42c5bf1403f4e2699a3f4de25b8d45e81ff04a8a5d66ec255dda71bb029cfd9b5f7183364e86cecab8411450950bf1b729309dcc9
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdoTpYagscgjMM2M:A3k03kB56r3
- TLSH T198354A13E6840F95D10F917096994622EA77BC0A1F5093DB277CAE143F22BF0763D6AB
- MD5 SHA1 SHA512 SSDEEP TLSH