Analysis
- max time kernel
115s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 22:21
Behavioral task
behavioral1
Sample
2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.7MB
- Sample260804-19raysy1ds
- SHA256 5f7524f80b8743838b52a3d51c43c9aa2764348d9ce148879304bcdfe6c7b6e5
- MD5 c16faf6e7e3836f2d672b95ea27d9263
- SHA1 2ec060eea883618c3acc30d275598f3941e85554
- SHA512 29d43863ddb7a6fdb8351180af6a445eabf823bf9525ebd57da5551b959b6f9515875bcdd52ae88a31fc958512b69aab1ad4bb204774b496e930170ca42c092b
- SSDEEP 24576:A3mnXoZ6i6cMJlancMJlPooFhQtYgD5Tvinrmh5jcAkqjYTqMi8CtBd2QHCHmTBj:A3kHRJARJ056raoqJtb2It
- TLSH T150851716E2684B65D06FC178C7929656FA333C425FA087CB03C5DA3D2F276D199BA323
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/1392-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4e3-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2f2-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1392-33-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4436-40-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4ea-646.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000a000000019f34-1029.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019c9b-1279.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4e3-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2f2-11.dat aspack_v212_v242 behavioral2/files/0x000d00000001c4ea-646.dat aspack_v212_v242 behavioral2/files/0x000a000000019f34-1029.dat aspack_v212_v242 behavioral2/files/0x0003000000019c9b-1279.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4436 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" 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_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:\Windows\:\autorun.inf patcher.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\cookie_exporter.exe$ patcher.exe File created C:\Program Files\Mozilla Firefox\pingsender.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\elevated_tracing_service.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmlaunch.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_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}\osmadminicon.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_helper.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\pj11icon.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe$ 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\pwahelper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\jjs.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe$ patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\misc.exe$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmprph.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.exe$ patcher.exe File created 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\Windows Defender\MpCopyAccelerator.exe patcher.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 (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.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.NetFX45.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE$ 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_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.NetFX40.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\OfficeClickToRun.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe patcher.exe File opened for modification C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.exe patcher.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\jre\bin\kinit.exe$ 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe$ patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe patcher.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_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\Microsoft Office\root\Office16\CLVIEW.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Mozilla Firefox\default-browser-agent.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.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 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_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 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_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 1392 2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4436 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_c16faf6e7e3836f2d672b95ea27d9263_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:1392
-
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:4436
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 5f7524f80b8743838b52a3d51c43c9aa2764348d9ce148879304bcdfe6c7b6e5
- MD5 c16faf6e7e3836f2d672b95ea27d9263
- SHA1 2ec060eea883618c3acc30d275598f3941e85554
- SHA512 29d43863ddb7a6fdb8351180af6a445eabf823bf9525ebd57da5551b959b6f9515875bcdd52ae88a31fc958512b69aab1ad4bb204774b496e930170ca42c092b
- SSDEEP 24576:A3mnXoZ6i6cMJlancMJlPooFhQtYgD5Tvinrmh5jcAkqjYTqMi8CtBd2QHCHmTBj:A3kHRJARJ056raoqJtb2It
- TLSH T150851716E2684B65D06FC178C7929656FA333C425FA087CB03C5DA3D2F276D199BA323
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 c2cc9be0ed64e0a2be8cefda728cc01e89099739b622507800fc30204d07d42a
- MD5 bd3c98f9fb8576c188f6f186ae9374cf
- SHA1 e583355de8c32d147b7c771798df88c57e579b78
- SHA512 b628fae62b985ee14fd08cd3e3b29ca752aa62a702736f3333690b337e2b75ea23794e3fcad97eeba5ba4f0d49fadaceaf309a4fed9e734154584e14299686d0
- SSDEEP 24576:A3mnXoZ6i6cMJlancMJlPooFhQtYgD5Tvinrmh5jcAkqjYTqMi8CtBd2QHCHmTBr:A3kHRJARJ056raoqJtb2I5Pji0Aj
- TLSH T1CBB51716F2684765D06FC079C6D2965AFA3338425FB087CB02C5DA3C2F276D19A7A723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\keytool.exe
- Size 1.7MB
- SHA256 cc94eff7d5904cbd36686c4f7f26bababffa1e9263ea986b86808c469070db3e
- MD5 a43620f4810dd9c22ef34d2a1b27479e
- SHA1 46327cc86d32bc3a37e2ab703b33f3180deb813f
- SHA512 9e96d3e0a4d4428d24fa3392af512a042217282bdbb8efa436b6b34241652854bc3bc1c4d377b3c68322324d0f41b86f953404961e3db03617821ac58300cc42
- SSDEEP 24576:A3mnXoZ6i6cMJlancMJlPooFhQtYgD5Tvinrmh5jcAkqjYTqMi8CtBd2QHCHmTBc:A3kHRJARJ056raoqJtb2Im
- TLSH T1B8851816E2684B65D06FC178C7929656FA333C425FA087CB13C5DA3D2F236D199BA323
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe$
- Size 1.8MB
- SHA256 fcc3fdc95b6927d34d318a30dd039059515ff1821f9aedccf235c7d6213b193a
- MD5 310733685dc4adaf11eeee659982f013
- SHA1 37a47279085e07078dba4cd8f2de90f3b5ede0cf
- SHA512 8264971358bc8c99b4ba25eff73380956b1aefd87e519fea87b456ec1fcf6cc8a7e34e99e15cf569537e774618d22dc0ac05af43345c532d701a708e22150383
- SSDEEP 24576:A3mnXoZ6i6cMJlancMJlPooFhQtYgD5Tvinrmh5jcAkqjYTqMi8CtBd2QHCHmTBh:A3kHRJARJ056raoqJtb2IL
- TLSH T1BA850716E2A84765D06F9074CB929656FA333C414FA087CB13C5FA3D2F326D199BA723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.8MB
- SHA256 26c8dd52a3da56c1ce15247083fe95169ef73a847eeb7ef8b13280a86372a810
- MD5 1f8f769842cf631d80027c275bbb660f
- SHA1 1af37a6d01f859f11d7d9c2cec3fbc74806f4a65
- SHA512 6ccb9e578610c747e800da218157562e3bbef6ea7777de497b07b1a83914ac4010b5d374ba17c210ceb67ebd4a2579c07e7af8dfa2fdf43c622062848c7abdec
- SSDEEP 24576:A3mnXoZ6i6cMJlancMJlPooFhQtYgD5Tvinrmh5jcAkqjYTqMi8CtBd2QHCHmTBI:A3kHRJARJ056raoqJtb2I2
- TLSH T18E851816E26847A5D06FC174C7929656FA333C425FA087CB03C5EA3D2F236D199BA723
- MD5 SHA1 SHA512 SSDEEP TLSH