Analysis
- max time kernel
111s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 16:50
Behavioral task
behavioral1
Sample
2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.6MB
- Sample260802-vcjlysch62
- SHA256 37c7cbf23efb43a417f6229d198428a816f7bce845acbb7f588ca86c901929e0
- MD5 ca776dc16f4de1dd880a9b2b751cd122
- SHA1 1ae73db995fe8944dcfb8ab1d78cffc3076ad564
- SHA512 f6732df75572fe658e5e9e426382f0e09c7a1c53cbaaa54fabaca725d137a9790c048cd4a939e65d8c766340621a709e2de49fea00c39f4021c26439ea16a241
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccaE2N5D5TvinrmAYTqMi8CtBd2QHCHmq:A3k03kHRJ456r+qJtb2I
- TLSH T19F855B16F6A84BA5D06BC178C5D29666EA333C425F3087CB1345DE293F337D19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4608-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000500000001b871-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b313-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4608-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5284-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00230000000167e7-1525.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000600000000014a-2086.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000500000001b871-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b313-11.dat aspack_v212_v242 behavioral2/files/0x00230000000167e7-1525.dat aspack_v212_v242 behavioral2/files/0x000600000000014a-2086.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5284 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" 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_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 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_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 (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe$ 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe$ 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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)\Common Files\Microsoft Shared\ink\TabTip32.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_proxy.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\7-Zip\7z.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pubs.exe$ 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmpshare.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javadoc.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.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\Microsoft Office\root\Office16\WORDICON.EXE 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_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 opened for modification C:\Program Files\Internet Explorer\ExtExport.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe$ 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_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}\visicon.exe$ patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Java\Java Update\jaureg.exe$ 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\setup.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe$ 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe$ 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\elevation_service.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe patcher.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Edge.GameAssist_1.0.3456.0_x64__8wekyb3d8bbwe\EdgeGameAssist.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\pipanel.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE patcher.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\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\misc.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\kinit.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe$ patcher.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jps.exe 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\ohub32.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.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 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_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 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_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 4608 2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5284 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-02_ca776dc16f4de1dd880a9b2b751cd122_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:4608
-
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:5284
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.6MB
- SHA256 37c7cbf23efb43a417f6229d198428a816f7bce845acbb7f588ca86c901929e0
- MD5 ca776dc16f4de1dd880a9b2b751cd122
- SHA1 1ae73db995fe8944dcfb8ab1d78cffc3076ad564
- SHA512 f6732df75572fe658e5e9e426382f0e09c7a1c53cbaaa54fabaca725d137a9790c048cd4a939e65d8c766340621a709e2de49fea00c39f4021c26439ea16a241
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccaE2N5D5TvinrmAYTqMi8CtBd2QHCHmq:A3k03kHRJ456r+qJtb2I
- TLSH T19F855B16F6A84BA5D06BC178C5D29666EA333C425F3087CB1345DE293F337D19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$
- Size 2.1MB
- SHA256 516c8ad062fbf631a93c7f35fb6d9011f1e7c655e1677f292f8d9b4afcefdbca
- MD5 c572fc29e09152dffbf8955604c924e7
- SHA1 dfc467ca1529fb6903323fb84a622a8b57cfeab2
- SHA512 ed41f77f9f00ef8dfd3370ecbd386d514a79f3ed1609ca1d72675041a6097fe864d567925335365d6cafa2c3cff23de5564c7d9724d44b131a522257a8d38811
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccaE2N5D5TvinrmAYTqMi8CtBd2QHCHmB:A3k03kHRJ456r+qJtb2IuTd9CHKyao
- TLSH T1D3A56C12F6A44BA5E07BC174C9E29656EA733C465F3087CF13449A293F337D19A3A722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 94608784c52d909f74a67474c2a67040fc974d89592ce9c8214d29f33e336ef9
- MD5 17f3f6267aa6fa056f3b06e243d4db59
- SHA1 e3d006d116947015f2554969c5acc0d7c2e32c39
- SHA512 caadf0f1ed6a5a41ad5062d7b1f65bf970e2836f750892bfd6583b16daa206055c8be73fa6f35e7596c5f54e7e6b41233967673d4889e1e51867d93ab33e33ed
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccaE2N5D5TvinrmAYTqMi8CtBd2QHCHms:A3k03kHRJ456r+qJtb2IQPji0Aj
- TLSH T1A9B55B16F6A44B65D07BC0B9C5D2969AEA323C425F3087CB1345DB283F277D19A3A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\assembly\GAC_32\MSBuild\3.5.0.0__b03f5f7f11d50a3a\MSBuild.exe$
- Size 1.7MB
- SHA256 66909b4b84104dafe6fcf5e6518b40db9c9f8c0e8eece778c44730dc5cc9f834
- MD5 73740da58290e446621b1de47a4f0b9e
- SHA1 0d54ed17a8a85c2afeff67325b3213b7712b10b7
- SHA512 c52fc71e98b7a839ad873d4e7fe41f5e32cafd3729e69d1efad40bcae550c0bf31b3ee52f66e4fd9b033ae4e382b82ca18818451774932eaa2b7228a0203953d
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bsccaE2N5D5TvinrmAYTqMi8CtBd2QHCHmC:A3k03kHRJ456r+qJtb2I4V
- TLSH T1E9855B16F6A84B65D06BC174C5D29666EA333C425F3087CF23499A293F337D19A3A363
- MD5 SHA1 SHA512 SSDEEP TLSH