Analysis
- max time kernel
124s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
15/08/2026, 18:27
Behavioral task
behavioral1
Sample
2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.4MB
- Sample260815-w3wvmssakd
- SHA256 0641dc60c134e10accf7eae675d5be36396bb291b94f51ea411a4cbc0c27b2cd
- MD5 255f704a80c06ef9d8dce318741b0a63
- SHA1 2b271f163b19620165eed9fea6478199229545c3
- SHA512 8673daf16b80cb064885393722ef30e37d1d1dd3e268354d9bba217ccedadc82d859cf6ff65858c632604bb0dffb4fc061f1dbec3531e1ca03024ff69d0cb598
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL57MU0Le5ji0hmxNrM:A3k03kHRJDPji0Aj
- TLSH T113657C17F6A402B5D027C0B9C6D6966AFA713882173086CF1359C7283F67BE19B3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/5248-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c438-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b301-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5248-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/1668-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019b4a-674.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c000000019ccf-1026.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019ca9-1278.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c438-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b301-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019b4a-674.dat aspack_v212_v242 behavioral2/files/0x000c000000019ccf-1026.dat aspack_v212_v242 behavioral2/files/0x0003000000019ca9-1278.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 1668 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" 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_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 2026-08-15_255f704a80c06ef9d8dce318741b0a63_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\Mozilla Firefox\default-browser-agent.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_proxy.exe patcher.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\xjc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftEdgeUpdate.exe$ 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\identity_helper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\wordicon.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\schemagen.exe 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\policytool.exe 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe$ 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Google\Chrome\Application\chrome.exe 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe$ 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe patcher.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\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\dbcicons.exe$ patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\pingsender.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe$ 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ielowutil.exe 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jcmd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARMHelper.exe$ 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ielowutil.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe$ 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-08-15_255f704a80c06ef9d8dce318741b0a63_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 (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jar.exe 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.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\EXCEL.EXE$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\SCANPST.EXE 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jhat.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javapackager.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_click_helper.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 2026-08-15_255f704a80c06ef9d8dce318741b0a63_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 2026-08-15_255f704a80c06ef9d8dce318741b0a63_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 5248 2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 1668 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-15_255f704a80c06ef9d8dce318741b0a63_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_255f704a80c06ef9d8dce318741b0a63_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:5248
-
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:1668
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.4MB
- SHA256 0641dc60c134e10accf7eae675d5be36396bb291b94f51ea411a4cbc0c27b2cd
- MD5 255f704a80c06ef9d8dce318741b0a63
- SHA1 2b271f163b19620165eed9fea6478199229545c3
- SHA512 8673daf16b80cb064885393722ef30e37d1d1dd3e268354d9bba217ccedadc82d859cf6ff65858c632604bb0dffb4fc061f1dbec3531e1ca03024ff69d0cb598
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL57MU0Le5ji0hmxNrM:A3k03kHRJDPji0Aj
- TLSH T113657C17F6A402B5D027C0B9C6D6966AFA713882173086CF1359C7283F67BE19B3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.9MB
- SHA256 eb630fb6eefa20013f97509a80553eceaeeb497067876146b088454d91839607
- MD5 b664b5641ac684bd5d168b697a754a73
- SHA1 917f0314ddca9c686985219115bddc0343a73a9c
- SHA512 a7b6e6ad738c8d9b8d4239ddf448205becc5106956d0764573314d35f294269572e6b28d1e70d9751d9edde8fb4cceff495ad5a1a0194cb890b75eed20bce286
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL57MU0Le5ji0hmxNrMD0Le5ji0hmxNrM:A3k03kHRJDPji0AjKPji0Aj
- TLSH T156956C16F6B44375D073C0B9C5D2A69AEE713482173086CB1399C7283F67BE69A3A731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\orbd.exe
- Size 1.4MB
- SHA256 880508bf0f9fac32b9eb646976a6cc64d401c821e95f5c74db6b747c0c023ae7
- MD5 b55ce69da87aaf5d9d68a8ed24ecf534
- SHA1 b4124d7e5d659a79919f175845e832db5594d09d
- SHA512 45230b4ab9cfd3b3f68802bb36e0b58009af7987b0829132c4c33813b6f74c3473505637dc50976347fad5bbd399413ea8920c482428314c0d514dd26caa4442
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL57MU0Le5ji0hmxNrM69O:A3k03kHRJDPji0Aj6
- TLSH T15B658C17F6A402B5D027C0B9C6D6966AEE7138861B3086CF1359C7283F63BD19B3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe
- Size 1.5MB
- SHA256 8a88c7d8b8032a578b40d7de293c60e7817bb8be4eb82690cbe34fb2abab655d
- MD5 289bc8fbe1389c6192d3cf7d033bfd86
- SHA1 733c848f06d0dfdc78c7fe3f86dafba56132d355
- SHA512 c331693428f7afae6e4f7dfffb3d5e664ff01c69bf225a6859ac32e2391a275237a227f7bb55212174f1b3e1feca1e77388d62ed6982d80fe392399ce44aead8
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL57MU0Le5ji0hmxNrMPF:A3k03kHRJDPji0Ajq
- TLSH T1F3756B17F6A402B5D067C074C9D6965AEA713D821B308ADF1358F7282F73BD1AA3A770
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.4MB
- SHA256 262fd4a9e29146de7813b1729c2bdd573e8e558c2fd5f0d25d0821bdf7ec8fff
- MD5 308f5759094189f356eccdb7ae93b9b7
- SHA1 dd64405b8910c7d0bc6eee9de4113d1baf72be10
- SHA512 0318615ac117f590389169b5ab67b0597abf81ca7859184d232bb68b8e8de8d61eb403e305a8496cf73597c24020160ad63a61f5b08574fb67051e8b0ad29c9c
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98b8JL57MU0Le5ji0hmxNrMuwE:A3k03kHRJDPji0Aj7
- TLSH T144657C17F6A402B5D027C0B9C6D6966AEE7138861B3086CF1359C7283F63BD19B3A771
- MD5 SHA1 SHA512 SSDEEP TLSH