Analysis
- max time kernel
109s - max time network
130s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 14:55
Behavioral task
behavioral1
Sample
2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260820-saxppaea42
- SHA256 3b1cedf83675fad950598fe2a461006517e90920bec7546140c0c7ae2268fda0
- MD5 a051d1e1ab8859584fa7db409abaa5e5
- SHA1 0b83f2b7c1440ab9e3148cf13d7cba772c7c0846
- SHA512 acf7c4823b16e8134c38c5821aeef8202d222c268b561d51028d04ecec516c749cbd3263db6a5ad1ea83e6562c335a870edacc909d8d5e4ddcbfdd42f5114ded
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aERaVzYO5D5TvinrmC:A3k03kHRJARJd56rX
- TLSH T159456B07A6980FE8D15F81789A964A62E7737C120F2097CF1354AE153F72BD0AE3A357
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/3504-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c568-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2c2-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3504-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2852-40-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001ba8b-282.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001aa1b-1109.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c568-6.dat aspack_v212_v242 behavioral2/files/0x000300000001b2c2-11.dat aspack_v212_v242 behavioral2/files/0x000300000001ba8b-282.dat aspack_v212_v242 behavioral2/files/0x000300000001aa1b-1109.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2852 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" 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_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 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_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 created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File created C:\Program Files\7-Zip\Uninstall.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.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\Microsoft Office\root\Office16\msoia.exe 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_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 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmclienticon.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe$ 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\policytool.exe 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe$ 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.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\EdgeWebView\Application\122.0.2365.106\pwahelper.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\7-Zip\Uninstall.exe 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\msouc.exe 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\bin\rmic.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_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}\lyncicon.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\servertool.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdb.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File opened for modification C:\Program Files\Windows Mail\wabmig.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\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.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)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe - Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe patcher.exe File opened for modification C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$ 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 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_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 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3504 2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2852 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_a051d1e1ab8859584fa7db409abaa5e5_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:3504
-
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:2852
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 3b1cedf83675fad950598fe2a461006517e90920bec7546140c0c7ae2268fda0
- MD5 a051d1e1ab8859584fa7db409abaa5e5
- SHA1 0b83f2b7c1440ab9e3148cf13d7cba772c7c0846
- SHA512 acf7c4823b16e8134c38c5821aeef8202d222c268b561d51028d04ecec516c749cbd3263db6a5ad1ea83e6562c335a870edacc909d8d5e4ddcbfdd42f5114ded
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aERaVzYO5D5TvinrmC:A3k03kHRJARJd56rX
- TLSH T159456B07A6980FE8D15F81789A964A62E7737C120F2097CF1354AE153F72BD0AE3A357
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.7MB
- SHA256 c0922f569c3149859823940b19c05bdc75be4ea4cb9d7cb6595d1ac46f0116e8
- MD5 eaf5cad991a23264f75920e4409ede9f
- SHA1 d201ce271e0624fded4d4cf0007a0f45ff41bcd7
- SHA512 37776392139279db8e2dc6717491c20cec29d76fce84a08376febc8409ebf89bc880e0271684980565a91d4474c81974235ba9b67695aadaf0c2115bd8332077
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aERaVzYO5D5TvinrmC0Le5ji0hmxNrM:A3k03kHRJARJd56rTPji0Aj
- TLSH T15D855A16F6A84BA5D06BC178C5D29656EA733C420F3087CB03549E293F77BD19E3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jdb.exe
- Size 1.1MB
- SHA256 e61dde0b1cd4fc01a8e626ea0fdbdd73eb063679e15d1fbdad24f6db4a8fbbf3
- MD5 0e7452377b4ff535bc50afb496c7e0e8
- SHA1 1ff56d6cdf99550558cf07dba364f2fa227b90a4
- SHA512 5da24bc9a93f1b6fbd79ec75312787663afca7039336e1881080b2d10ac147400157338cce1ef0acc9e55f61d5295cd5df6924fcb41823eb5ef26efb54258e8b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aERaVzYO5D5Tvinrmyp:A3k03kHRJARJd56rP
- TLSH T1AD456B07A6980FE8D15F81789A964A22E7737C120F2097CF1354AE153F72BD0AE3A357
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe
- Size 1.2MB
- SHA256 685314bd71901ee45ed9caad6838a6e7bd9b0324e24a13edc5bae488fb86f448
- MD5 0222142ae466e25450c66d1d000061a8
- SHA1 8917f598700f77e126e88dbbb6a4197ffdbc0eb8
- SHA512 c011336348645753ec740b59094d74b141a63482d179f5606707313fdb16c0414e90dc4b7c475031e592553b6e0b0c116f1a968a0f06db67b2393c5baed15116
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlPoB3aERaVzYO5D5TvinrmaWl0:A3k03kHRJARJd56rv
- TLSH T105456B07A6980FE8D15F81749A968A22E7777C120F2097CF1354AE153F72BD0AE3A357
- MD5 SHA1 SHA512 SSDEEP TLSH