Analysis
- max time kernel
115s - max time network
140s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/08/2026, 14:18
Behavioral task
behavioral1
Sample
2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.2MB
- Sample260805-rmn3msbe97
- SHA256 b7798ccac4588c293165083076b01af1ccdcf9ac582deef170fad5b5738c229b
- MD5 2fbd481089d0745eac2a62cf68687de2
- SHA1 d3e7b13f464dab6092ed9df77e0b01ce9fa95e5a
- SHA512 38041536d77eb35040b56cae5f4676511e271d969baa95b4a1697f46fd85a35a1b63bdb57a3e08699e63e471ffd1b7ea2f2f58ca9626cb53c95ada5777c268b8
- SSDEEP 24576:A3mnXoZB0Le5ji0hmxNrMJaEoFhxWSD5TvinrmgF:A3kqPji0Ajz56r9
- TLSH T1BE452A16F6A44B65D06BC074C9D69696EA333C810F308BDB0355BF283E376D59A3A723
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/928-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c508-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2d6-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/928-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4140-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019904-408.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019bb3-644.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000e000000019d3f-1260.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c508-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2d6-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019904-408.dat aspack_v212_v242 behavioral2/files/0x0003000000019bb3-644.dat aspack_v212_v242 behavioral2/files/0x000e000000019d3f-1260.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4140 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" 2026-08-05_2fbd481089d0745eac2a62cf68687de2_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 2026-08-05_2fbd481089d0745eac2a62cf68687de2_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\rmiregistry.exe$ 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\DlpUserAgent.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\TabTip32.exe 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.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)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\chrmstp.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-08-05_2fbd481089d0745eac2a62cf68687de2_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\Java\jdk-1.8\jre\bin\keytool.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.Loader.exe 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE$ 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE$ patcher.exe File created 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\bin\jsadebugd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\kinit.exe$ 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\jre-1.8\bin\orbd.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVLP.exe 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\msoasb.exe 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\joticon.exe$ 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MsMpEng.exe 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfo32.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\klist.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe$ 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\mpextms.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe$ patcher.exe File created 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)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe$ 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\jinfo.exe 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\servertool.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\pwahelper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\identity_helper.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe patcher.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\IEContentService.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection64.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\xlicons.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_helper.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\java.exe 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ExtExport.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 2026-08-05_2fbd481089d0745eac2a62cf68687de2_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 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 928 2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4140 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-05_2fbd481089d0745eac2a62cf68687de2_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-05_2fbd481089d0745eac2a62cf68687de2_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:928
-
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:4140
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.2MB
- SHA256 b7798ccac4588c293165083076b01af1ccdcf9ac582deef170fad5b5738c229b
- MD5 2fbd481089d0745eac2a62cf68687de2
- SHA1 d3e7b13f464dab6092ed9df77e0b01ce9fa95e5a
- SHA512 38041536d77eb35040b56cae5f4676511e271d969baa95b4a1697f46fd85a35a1b63bdb57a3e08699e63e471ffd1b7ea2f2f58ca9626cb53c95ada5777c268b8
- SSDEEP 24576:A3mnXoZB0Le5ji0hmxNrMJaEoFhxWSD5TvinrmgF:A3kqPji0Ajz56r9
- TLSH T1BE452A16F6A44B65D06BC074C9D69696EA333C810F308BDB0355BF283E376D59A3A723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.7MB
- SHA256 18c54c94903aa43e0617891a16ee615f19e95fba91d06a277937e99eb11c3d35
- MD5 2abdd5fd534b6471b3a88c86361ecd6c
- SHA1 11522a97c01416b87dae9238d10446f695f035cf
- SHA512 036c30aef23d820b1a980660b5d82e66974f560239ad3a4ca427be648e4ab7dcd564e620c5ec8e7258c6eacb6980266180d29cbaa61e6faab4d30e918c0a5f21
- SSDEEP 24576:A3mnXoZB0Le5ji0hmxNrMJaEoFhxWSD5TvinrmgB0Le5ji0hmxNrM:A3kqPji0Ajz56rJPji0Aj
- TLSH T1BC852916F6A44B61D07BC079C9D2969AE9723C810F308BCB0355FB683E376D5963A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\rmid.exe
- Size 1.2MB
- SHA256 a019607de5cee849c9ad0584147ce6078445a28a931ba16106a82a262ac3c13b
- MD5 058dcab0d1290e7c0046938c8b3cc5dc
- SHA1 94261a5c941c9fb959e830b43aa98e22e017abb3
- SHA512 143b07634da8d1170caa11cfa025c419501b361723cbd7e777972e4becd97abd1578eb9c714e7bb6801a6c1fd15607ffc745ea9976ac7bf395278bad3b994540
- SSDEEP 24576:A3mnXoZB0Le5ji0hmxNrMJaEoFhxWSD5TvinrmgRg:A3kqPji0Ajz56rK
- TLSH T1C0452A16F6A44B65D06BC074C9D69696EA333C810F308BDB0355BF283E376D59A3A723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\keytool.exe
- Size 1.2MB
- SHA256 92b30aaaff076dc1cefd56b78b207750b2d704bdd79ce1b4177c053d78fc57fb
- MD5 e735874c9c8966116abc187ab9456cd7
- SHA1 c4c62af4b4a43516e7df9804066a4dad751c6af5
- SHA512 2f675dfc78b1dbeedb91e1ec2c3f03f730fa8332fdcd43a354ac96f02f583d37bc477f03ddc5b43df2ba1eac7ee0ec7f5f6fb210f1f61914d8ae3ff2472b190e
- SSDEEP 24576:A3mnXoZB0Le5ji0hmxNrMJaEoFhxWSD5Tvinrmg9Q:A3kqPji0Ajz56r2
- TLSH T1F3452A16F6A44B65D06BC074C9D6969AEA333C810F308BDB0355BF283E376D5963A723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe
- Size 1.2MB
- SHA256 574a0933610b0b45ec8cf810f0ecab06d74712cbc8e50d4dd22f05cfa21f3f70
- MD5 308d08e6ecf199d635203309dbe9d673
- SHA1 1e844490a1ca9d9a4ff881c00ff216222b7f9991
- SHA512 547fa19850232f001ddfe6e0b1009d618084d181b50e3246321a858c63993fd45e07c3ff1fc7079748e0eb9f18ca885a6300ae98998100456515bc37526a54e7
- SSDEEP 24576:A3mnXoZB0Le5ji0hmxNrMJaEoFhxWSD5TvinrmgRF:A3kqPji0Ajz56r7
- TLSH T16B553912F6A44B61D1ABC074CD969656E9333D810F308BEB0354BF397E336D5A63A722
- MD5 SHA1 SHA512 SSDEEP TLSH