Analysis
- max time kernel
108s - max time network
139s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/08/2026, 19:53
Behavioral task
behavioral1
Sample
2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.2MB
- Sample260818-ymd11azalg
- SHA256 d5c453f4eb06908e5b231a7efe8325faa98e38e932b972e2e0fdf3b4d3d88e81
- MD5 dd2eef849d3f3ab0ae369fb1fa884198
- SHA1 2967843f03277b1ec8eb6a27f7c20c508dd3ad1a
- SHA512 c98909693839a02c6a00e481b89b720ee91e7dbb121a010bc195185c051d55ac1120ba70ba7e0c04b6a731ddb1f63198fcc55ecfa15e97bb23a66af234ab5bf0
- SSDEEP 49152:A3k03kHRJpi+eW4SkZP4sz9MbmeW4SkZP4sz9Mb:A3k03kHRXiWfkZc+fkZc
- TLSH T18EF50756E7788B32F0AAC075C6D26669F933384907E285C7028EE72C1F376D585F532A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 9 IoCs
resource yara_rule behavioral2/memory/980-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c5e3-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/980-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1564-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x002b0000000184cc-428.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019db1-728.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00100000000188be-809.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00130000000188be-906.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c5e3-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-11.dat aspack_v212_v242 behavioral2/files/0x002b0000000184cc-428.dat aspack_v212_v242 behavioral2/files/0x0003000000019db1-728.dat aspack_v212_v242 behavioral2/files/0x00100000000188be-809.dat aspack_v212_v242 behavioral2/files/0x00130000000188be-906.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1564 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" 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_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 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_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\Internet Explorer\ieinstal.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe$ 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_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\Mozilla Firefox\nmhproxy.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.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 (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe patcher.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 (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe$ patcher.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.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\Common Files\microsoft shared\ClickToRun\MavInject32.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java-rmi.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\bin\native2ascii.exe$ patcher.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\javaws.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedgewebview2.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe$ patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe$ patcher.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe$ 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe$ 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe patcher.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)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe$ patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe patcher.exe File created 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\javap.exe$ 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.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\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe patcher.exe File created C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.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\Google\Chrome\Application\chrome_proxy.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 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_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 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_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 980 2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1564 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-18_dd2eef849d3f3ab0ae369fb1fa884198_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:980
-
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:1564
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.2MB
- SHA256 d5c453f4eb06908e5b231a7efe8325faa98e38e932b972e2e0fdf3b4d3d88e81
- MD5 dd2eef849d3f3ab0ae369fb1fa884198
- SHA1 2967843f03277b1ec8eb6a27f7c20c508dd3ad1a
- SHA512 c98909693839a02c6a00e481b89b720ee91e7dbb121a010bc195185c051d55ac1120ba70ba7e0c04b6a731ddb1f63198fcc55ecfa15e97bb23a66af234ab5bf0
- SSDEEP 49152:A3k03kHRJpi+eW4SkZP4sz9MbmeW4SkZP4sz9Mb:A3k03kHRXiWfkZc+fkZc
- TLSH T18EF50756E7788B32F0AAC075C6D26669F933384907E285C7028EE72C1F376D585F532A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$
- Size 3.6MB
- SHA256 0ac56a91c1692aadb3cf35a9d9dc293264a2ebb2657acb4d30e88fb50e4c4599
- MD5 454b84168762d713f1f68b775f3dfd42
- SHA1 4bf2f5c7168e25771cee214a437b27f836baba83
- SHA512 f6507fec1fc277421230138f37a0cc1bd69f9e0e671682ebe8bf1a29f17493f85cd10c8eea78e347690ab83cab0e66a40cc9bced5521217834574975157762c8
- SSDEEP 49152:A3k03kHRJpi+eW4SkZP4sz9MbmeW4SkZP4sz9Mby0Ia:A3k03kHRXiWfkZc+fkZcfI
- TLSH T102062956F7788B72F06AC074C6926669FA33384907E186C7028EE72C1F376D589F5326
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.8MB
- SHA256 3ff4a31fa38f7dce5aeebb7cca8df70ad12243e53eeea51caeed85e058af6c19
- MD5 454f0a50268ce23e8eb819639d6d4e96
- SHA1 c949b91a5a66d03726b2a35ad019aa1a9a460c67
- SHA512 9e4fe04825da78bd9023254ec257f2ac9b197e90715526a6644e6191ff6febf5de43a0cc0a1fa7e35c8d1ce95bcb33328298b9bfb8e2ee3519bc1ba4f99d900c
- SSDEEP 49152:A3k03kHRJpi+eW4SkZP4sz9MbmeW4SkZP4sz9Mb6Pji0Aj:A3k03kHRXiWfkZc+fkZcQjo
- TLSH T1A606F756F7788B32F06AC075C6D2A669F932384507E185CB028EE72C2F376D586F5326
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\servertool.exe$
- Size 3.3MB
- SHA256 734550f8d860d20383f124e8524f44a68a609b36c740baea97d9e09b04912de9
- MD5 7436c7f6fa9942ecedbda5d9ed972819
- SHA1 b97461c0ae5f06193a62f2928242dba2634df2f3
- SHA512 aa17109bfd675130daed288e72d51b0ad51db379e7827224aef45fa298afa7c989001de41c988a5d4324b0f63449c8c68ee6b0a3ec6d47867c497b28ee0251f4
- SSDEEP 49152:A3k03kHRJpi+eW4SkZP4sz9MbmeW4SkZP4sz9Mb5:A3k03kHRXiWfkZc+fkZc5
- TLSH T1CCF50756E7788B32F06AC075C6D26669F933384907E285C7028EE72C1F376D586F532A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
- Size 3.3MB
- SHA256 bee99ab7f1981a77577bb65754e65c05b88b60261d621c30246b0d52a1afb784
- MD5 cc405b74498b5791d7fe5e0d2f6125ce
- SHA1 c7c6473203e2591117e0a89068c2e2796eae9cac
- SHA512 26a484614f08fa6a71fa0e68a1845ecfaad520689fa42289d80c34374080437248aa8ab8e254046edb70402726d8a85b40970b2e612b83fbe6ef60ed17e8eef6
- SSDEEP 49152:A3k03kHRJpi+eW4SkZP4sz9MbmeW4SkZP4sz9Mb6:A3k03kHRXiWfkZc+fkZc6
- TLSH T16CF50746E7788B32F0AAC075C6966669F9333C4907E249CB028EF72C1F366C595F5326
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe
- Size 3.4MB
- SHA256 24450182d0798d65938525cfae8ad2150a15d19431f100016da5668184f3ce8c
- MD5 879a3b61367d9cf6798bce075fe96d3c
- SHA1 e2d18df0b9dff00db837bb34578d7469ddf924e1
- SHA512 7d24be18ccd942033bbf81ca6d2e5031a689933406982fee676a1a7f6699308ccd3d44e814e5e384841148bcd323e974e920c2f34bd22d379d1f7d07be68fd2c
- SSDEEP 49152:A3k03kHRJpi+eW4SkZP4sz9MbmeW4SkZP4sz9Mbq1l:A3k03kHRXiWfkZc+fkZcC
- TLSH T127F50846F7788A72F06AC075C6D26669F933384907E286CB028EE72C1F376D585F5326
- MD5 SHA1 SHA512 SSDEEP TLSH