Analysis
- max time kernel
91s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 13:47
Behavioral task
behavioral1
Sample
2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260803-q3l3jsae73
- SHA256 498d5704027de0225d8b9c19e8497a5238ce5e54a66eff449948cf64da55342f
- MD5 ecce040f693dec7f947c9c9cb4188f84
- SHA1 ffb2b39cc0bfc929eaec6a1208563c50b1f35c67
- SHA512 a91f0c340fb28eb5496453ee3276d2149a3201614bf5c785a0acbb3b5b38ed71921a8c202da766e830263f6e17771014255de52ba193a537e8635f93c2fca8f5
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l9TRzy0XTF+oaEEzZuj:A3k03kHRJz
- TLSH T10B359E17EB9404F9E10AC1749AE54A22EB757C56177193CF2368C2152F62BC0BF3E3A9
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/3584-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c536-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000e00000001c537-13.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3584-69-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4124-94-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198f7-401.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c536-5.dat aspack_v212_v242 behavioral2/files/0x000e00000001c537-13.dat aspack_v212_v242 behavioral2/files/0x00030000000198f7-401.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4124 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" 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_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 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_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\jre-1.8\bin\kinit.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe$ 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_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 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\keytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javacpl.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\ssvagent.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msotd.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE$ 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\7-Zip\Uninstall.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe$ patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe$ patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe$ 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\misc.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\filecompare.exe$ 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jarsigner.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 created 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\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender\Offline\OfflineScannerShell.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE$ 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\VideoLAN\VLC\uninstall.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\crashreporter.exe$ patcher.exe File created C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.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\Java\jdk-1.8\jre\bin\javaws.exe$ 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_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 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_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 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_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 3584 2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4124 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_ecce040f693dec7f947c9c9cb4188f84_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_ecce040f693dec7f947c9c9cb4188f84_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:3584
-
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:4124
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 498d5704027de0225d8b9c19e8497a5238ce5e54a66eff449948cf64da55342f
- MD5 ecce040f693dec7f947c9c9cb4188f84
- SHA1 ffb2b39cc0bfc929eaec6a1208563c50b1f35c67
- SHA512 a91f0c340fb28eb5496453ee3276d2149a3201614bf5c785a0acbb3b5b38ed71921a8c202da766e830263f6e17771014255de52ba193a537e8635f93c2fca8f5
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l9TRzy0XTF+oaEEzZuj:A3k03kHRJz
- TLSH T10B359E17EB9404F9E10AC1749AE54A22EB757C56177193CF2368C2152F62BC0BF3E3A9
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe
- Size 1.6MB
- SHA256 56a8acd4a20b075622446d44c49071689d89e2c33637657d4b4b81ac32c81a16
- MD5 5e7a72f5c7ce4b03828a96875730099b
- SHA1 1a9f2960373303681baf0dfa9215bc83f09c3fdb
- SHA512 3b6996b60b42ab6b0f2ac0907612ba2fa282a59de7e04433ad6d51ca43204a5df53c86f73c34d5f85a8bc68f403247f75ff1d8e354a5486393939e762088dbfd
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l9TRzy0XTF+oaEEzZuf0Le5ji0hmxNrM:A3k03kHRJvPji0Aj
- TLSH T1E3757D17F6A402B5D067C1B8C9E69A5AEA7138421B3087CF1359C7283F63BD19B3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\rmic.exe
- Size 1.1MB
- SHA256 6fe752f3cbcb1b4a1594130e9333f5501bb5d53037e5f1954b5956ed9f8e3f5c
- MD5 e90e106c530c7c3283b096a868ef040c
- SHA1 7e57196f6862da5f410069cca8acde353b4a856d
- SHA512 b2527df3be129495725477bcaed0313e529486af11d7306c257a0ea162fb59f7703953c48015e47e6a0d94af3387e1f0b69f9e53ee7e6c347ccdd8da5d7bf77d
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l9TRzy0XTF+oaEEzZu+j:A3k03kHRJM
- TLSH T18D359E17EB9404F9E10AC174AAE54A22EB757C56177193CF2368C2152F62BC07F3E3A9
- MD5 SHA1 SHA512 SSDEEP TLSH