Analysis
- max time kernel
121s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 14:06
Behavioral task
behavioral1
Sample
2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe
- Size 964KB
- Sample260819-rexd2sck8x
- SHA256 a18c80f3833cfd238fc2ea8f57c5f0669320a0a22cb875444e9a4e149b00f08d
- MD5 02f35dcd4cf03a686b4de0091b57b08e
- SHA1 fc37bc1edd9191596e225e71d2044ed76a65a57a
- SHA512 3556e1be63852866e6fb8e534babbca04f89ec0218a9b9fa644995d99b79ed12a04309a2ef1e4960bbb5df3100ca5279242526c246fd91c0f5c1293a0ddba972
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFpGdaEGC:A3k03kHRJARJk
- TLSH T1DE259D13F79900E8D14AC1789AA69A22FB757C56173097CF2358C6162F63BD0AF3E394
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/2600-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000e00000001c4c6-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2cc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2444-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2600-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00250000000184b2-387.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c9a-1283.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000e00000001c4c6-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2cc-11.dat aspack_v212_v242 behavioral2/files/0x00250000000184b2-387.dat aspack_v212_v242 behavioral2/files/0x0004000000019c9a-1283.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2444 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" patcher.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.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 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_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\tnameserv.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE$ 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge.exe patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.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\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.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)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe$ 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$ 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelper.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe$ patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe$ 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\iexplore.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\tnameserv.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_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\wmpshare.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_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 (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe$ patcher.exe File opened for modification 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 (x86)\Microsoft\Edge\Application\139.0.3405.125\BHO\ie_to_edge_stub.exe$ 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\outicon.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_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)\Microsoft\Edge\Application\msedge.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\xjc.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.EXE patcher.exe File created C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.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\EdgeCore\122.0.2365.106\elevation_service.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe$ 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.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\dotnet\dotnet.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\kinit.exe$ 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe$ 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe$$ 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\7-Zip\Uninstall.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 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_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 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2600 2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe 2444 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_02f35dcd4cf03a686b4de0091b57b08e_amadey_cobalt-strike_conti_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:2600
-
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:2444
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 964KB
- SHA256 a18c80f3833cfd238fc2ea8f57c5f0669320a0a22cb875444e9a4e149b00f08d
- MD5 02f35dcd4cf03a686b4de0091b57b08e
- SHA1 fc37bc1edd9191596e225e71d2044ed76a65a57a
- SHA512 3556e1be63852866e6fb8e534babbca04f89ec0218a9b9fa644995d99b79ed12a04309a2ef1e4960bbb5df3100ca5279242526c246fd91c0f5c1293a0ddba972
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFpGdaEGC:A3k03kHRJARJk
- TLSH T1DE259D13F79900E8D14AC1789AA69A22FB757C56173097CF2358C6162F63BD0AF3E394
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.5MB
- SHA256 85a82fd791b6f86b0731dcfeac56fdcdc2087ec5a5f82017c34e6c32b59ab6a8
- MD5 98f3b7907c99e9887654723480455da1
- SHA1 97d618b80594860876f6bd62e8ee472bb4da8d0d
- SHA512 f6159b8a3cbe7b266b2a80cc8c817f6a9535f5d3a1720f6c0ba68b58228f53ead86fc7283adacb5a8765fa5b92289770cf8e3e195f8d743a3b7a445b9337395b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFpGdaEGC0Le5ji0hmxNrM:A3k03kHRJARJcPji0Aj
- TLSH T141757C17F6A802B5D067C1B9C6D29A5AEA713842173087CF1394C7292F67BE19F3A371
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\pack200.exe$
- Size 987KB
- SHA256 7b1374d0734eb9af0402a25217ae0ac86593876f6c256aa8cd2fef02cf9cb4de
- MD5 f797ef9fda3c586bf33111c11ab64cfe
- SHA1 694173911e4224a7e4ebffbbd8ad2e74d0858ffe
- SHA512 b363ec483d92e6dea8a5673b3394191802e0c5dc6d36a66f95788781f8dff2a5a90270606d663cbe942f677307d078d01a9f4fa0ad2c21a69b91627786f06a91
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFpGdaEGE4:A3k03kHRJARJd
- TLSH T10A259D13F79900E8D14AC1749AE69A22EB757C56173093DF2358C6162F63BD0AF3E3A4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.0MB
- SHA256 cb3cf5650894d363a4656469007f5072ed58bc3a69cfbaa57e07d48b46b9b5e2
- MD5 c2c025244c4672bb64b0133783666d52
- SHA1 79ffed3aeceb1b5e737ee276ecc1a5c78a560f25
- SHA512 56cd6886451de1a195a015b7be2738d3b3d70dd1f2da366ef6935d0e4d2831bff8d70df937e9f83a6eda36dc641fcfeb0012c847d28f989c38cd72f9feabcc29
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPooFpGdaEGgF:A3k03kHRJARJU
- TLSH T19B358D03E6D500E9D64A81349E9A8A22FB35BD92072097EF1358F7262F727D0BF39754
- MD5 SHA1 SHA512 SSDEEP TLSH