Analysis
- max time kernel
115s - max time network
135s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 15:01
Behavioral task
behavioral1
Sample
2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 3.3MB
- Sample260809-sdy2xstsfs
- SHA256 7b53439921bb367089866e80b2cf880ac761ec6712b0cd18ced810229443801b
- MD5 02f8441fa63fe98371f0ba7cb9a03bc4
- SHA1 a25ea3e73b35ec1f790dd2f951e8f3db343fcd32
- SHA512 c50370ae5d8a9ef1c4be5cd91c3eabcacee92b572facd27f4dfb38d3667cb6586af41b890736e3d4cfff811f55d74f9fe6755edc137a3113e5ca59780b658560
- SSDEEP 49152:A3k03kHRJP56rK56r+qJtb2Ij56rheW4SkZP4sz9MbE56rf56rX:A3k03kHRirnr+Jr1fkZcBrgrX
- TLSH T199F5D516E2A88F66D06F8079C6925696FA333C414F6087CB0285FE3D3F366D19979723
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/5016-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c50b-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2d6-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5016-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2584-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198ea-270.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a0ec-1026.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b682-1854.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c50b-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2d6-11.dat aspack_v212_v242 behavioral2/files/0x00030000000198ea-270.dat aspack_v212_v242 behavioral2/files/0x000300000001a0ec-1026.dat aspack_v212_v242 behavioral2/files/0x000200000001b682-1854.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2584 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" 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_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 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_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\Google\Chrome\Application\140.0.7339.81\chrome_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pptico.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe$ patcher.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\unpack200.exe$ 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Java\jdk-1.8\jre\bin\orbd.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\policytool.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.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\Java\jdk-1.8\bin\rmid.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe$ 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_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}\msouc.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 (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe$ patcher.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.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 (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.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\excelcnv.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe patcher.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\Microsoft Office\root\Client\AppVLP.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\os_update_handler.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_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}\ohub32.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevated_tracing_service.exe patcher.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\java-rmi.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe patcher.exe File opened for modification C:\Program Files\7-Zip\7z.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javadoc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe$ 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_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 (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.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 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_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 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_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 5016 2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2584 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_02f8441fa63fe98371f0ba7cb9a03bc4_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:5016
-
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:2584
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 3.3MB
- SHA256 7b53439921bb367089866e80b2cf880ac761ec6712b0cd18ced810229443801b
- MD5 02f8441fa63fe98371f0ba7cb9a03bc4
- SHA1 a25ea3e73b35ec1f790dd2f951e8f3db343fcd32
- SHA512 c50370ae5d8a9ef1c4be5cd91c3eabcacee92b572facd27f4dfb38d3667cb6586af41b890736e3d4cfff811f55d74f9fe6755edc137a3113e5ca59780b658560
- SSDEEP 49152:A3k03kHRJP56rK56r+qJtb2Ij56rheW4SkZP4sz9MbE56rf56rX:A3k03kHRirnr+Jr1fkZcBrgrX
- TLSH T199F5D516E2A88F66D06F8079C6925696FA333C414F6087CB0285FE3D3F366D19979723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe
- Size 3.5MB
- SHA256 1520de228cafc0c29ed35f410b0d40b80ea6b96c929495e1d117bf9612e5c0ed
- MD5 7085ce6dfcd38d4167763a4e3543e8a7
- SHA1 7a7d1e80c823ba2ab09854722690fbee21a0717a
- SHA512 fb7bd17272f7dc3cc1e149a5664341fb9cb937b92c4aa0f1daea469b7a28b2b8bc7f12c7afad39b4e78d3542f047c2375372f080300f2e9e7b9ec78fd8e6a608
- SSDEEP 49152:A3k03kHRJP56rK56r+qJtb2Ij56rheW4SkZP4sz9MbE56rf56rdEP:A3k03kHRirnr+Jr1fkZcBrgrdEP
- TLSH T10806E516E1A84F66D06F8078CA925656FA333C414F608BCB0285BE3D3F376D1997A727
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.9MB
- SHA256 c9da903d1510a9675f739ca70b44b4b0d86b505ec88bd0b53daaae7707c9c05c
- MD5 d28ce3a5b32520c7aa4519b3fac0c011
- SHA1 aacd9efc04c86df7eb90d08417f6d6f22809d01a
- SHA512 ac19e0a90e01accc0678b35ca591d5a8abd97fc2548e45ccc3146442c5e32b851158773d6aef516dfd7bb7df31068df7d6c1710a31517f016afecc92b78e187a
- SSDEEP 49152:A3k03kHRJP56rK56r+qJtb2Ij56rheW4SkZP4sz9MbE56rf56rTPji0Aj:A3k03kHRirnr+Jr1fkZcBrgrLjo
- TLSH T12616E516E2684B65D06FC079C692969AFA333C415F6087CB0285EE3C3F376D5993A723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\jcmd.exe
- Size 3.3MB
- SHA256 813d0937a66e5f27d6f7ec6ac1cd6d86d1dea94908bcca7e7df2964862054351
- MD5 4819d96e6f7e28fe9901773acd75aa80
- SHA1 ea43243e5ca9024d5da099575552fed5c38903d2
- SHA512 0400a061e1b30d344841890227911b6032980fa24fcfc13578b305464c60adb8936a39c5950c7dd823f4da789c1447772d3476c42aad2422ade708ea110c42c9
- SSDEEP 49152:A3k03kHRJP56rK56r+qJtb2Ij56rheW4SkZP4sz9MbE56rf56rA:A3k03kHRirnr+Jr1fkZcBrgrA
- TLSH T12CF5E516E2A88F66D06F8079C6925696FA333C414F6087CB0285FE3D3F366D19979723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 3.4MB
- SHA256 2c7cf566ca4e6b55935d24e82d351208d6c9c2125d4dfcf2cc2b9c2fcac174ab
- MD5 743f90d6844d1cb53ab93155b9217465
- SHA1 c88c84bb0c340433222c202e868ab772fa79ff15
- SHA512 d7b1c66bf9020209d736cd0c3ae47fe41f9e0358dc9dca16a651a443fefc9cfe881284082fe13a0fbb9472ced17ab441582f8d820335f1e90f7a549aa7a62b7f
- SSDEEP 49152:A3k03kHRJP56rK56r+qJtb2Ij56rheW4SkZP4sz9MbE56rf56r0:A3k03kHRirnr+Jr1fkZcBrgr0
- TLSH T14EF5E516E2A88F66D06F8079C6925696FA333C414F6087CB0285FE3D3F366D19979723
- MD5 SHA1 SHA512 SSDEEP TLSH