Analysis
- max time kernel
113s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/07/2026, 19:20
Behavioral task
behavioral1
Sample
2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.7MB
- Sample260724-x2bzhsdf87
- SHA256 a6e175cebaf3c3231b3ef017b1a79963776e2614d694b0d8473b6e05bc98caf4
- MD5 645f8f349f514128564a57f32952bca8
- SHA1 27c8acbb14d5a4d61156192a77caed8a51ab0df8
- SHA512 e0db6f5df5afe51a12f9636dec2dfd2f5a1eff4f187788fdeb94f53e13b0e7dbd0415651e7443a3d1330d42f30725650b5e2cfd42c9ebbb732f61500cf233dd1
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdCKaEBiXKahJvhYTqMi8CtBd2QHCHmTBW5k/:A3k03kB56rGqJtb2Ij56r
- TLSH T120854A16E6A84F65D06FC174C5D296A6EA333C425F3087CB1345AE293F336D19A3A363
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/2764-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c4e8-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2764-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4124-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019bea-680.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019cca-1281.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c4e8-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x0003000000019bea-680.dat aspack_v212_v242 behavioral2/files/0x0004000000019cca-1281.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4124 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" 2026-07-24_645f8f349f514128564a57f32952bca8_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 2026-07-24_645f8f349f514128564a57f32952bca8_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\Microsoft Office\root\Office16\msoasb.exe 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Windows Media Player\wmprph.exe 2026-07-24_645f8f349f514128564a57f32952bca8_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}\lyncicon.exe$ 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\BHO\ie_to_edge_stub.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_click_helper.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\pwahelper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Install\{442E2BAB-89E2-4A69-94D2-35EFF397FE54}\MicrosoftEdge_X64_139.0.3405.125.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\kinit.exe patcher.exe File opened for modification C:\Program Files (x86)\Internet Explorer\ieinstal.exe 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateCore.exe patcher.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 (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe$ 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge.exe$ patcher.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\7-Zip\Uninstall.exe 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\dotnet.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe 2026-07-24_645f8f349f514128564a57f32952bca8_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$ 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE$ 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\SELFCERT.EXE 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\BHO\ie_to_edge_stub.exe$ patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe$ 2026-07-24_645f8f349f514128564a57f32952bca8_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\Windows Defender\ConfigSecurityPolicy.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\msedge_pwa_launcher.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\msoev.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe$ patcher.exe File created 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 Media Player\wmpconfig.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstack.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\policytool.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe$ 2026-07-24_645f8f349f514128564a57f32952bca8_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\7-Zip\7z.exe 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jstack.exe 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe$ patcher.exe File created C:\Program Files\Mozilla Firefox\uninstall\helper.exe$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.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 2026-07-24_645f8f349f514128564a57f32952bca8_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 2026-07-24_645f8f349f514128564a57f32952bca8_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 2764 2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4124 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-24_645f8f349f514128564a57f32952bca8_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-24_645f8f349f514128564a57f32952bca8_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:2764
-
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:4124
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 a6e175cebaf3c3231b3ef017b1a79963776e2614d694b0d8473b6e05bc98caf4
- MD5 645f8f349f514128564a57f32952bca8
- SHA1 27c8acbb14d5a4d61156192a77caed8a51ab0df8
- SHA512 e0db6f5df5afe51a12f9636dec2dfd2f5a1eff4f187788fdeb94f53e13b0e7dbd0415651e7443a3d1330d42f30725650b5e2cfd42c9ebbb732f61500cf233dd1
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdCKaEBiXKahJvhYTqMi8CtBd2QHCHmTBW5k/:A3k03kB56rGqJtb2Ij56r
- TLSH T120854A16E6A84F65D06FC174C5D296A6EA333C425F3087CB1345AE293F336D19A3A363
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 ec1131ec8b2c15a75b0422de9de02a4fe678431d56777f04a3758ebed61b7378
- MD5 19b3f0e044434365170cc64350f6adf1
- SHA1 4c218c5d4c0ee242b19a7814ee9e7b5c07c63492
- SHA512 5718894397ce95df748a1da6a9ac8f89be55ddf18e2b1260b7e2e4021b2c924976b382069880f0b4ffc1e5e85110d128d85521474d11edddb9d04372af3d45c1
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdCKaEBiXKahJvhYTqMi8CtBd2QHCHmTBW5kj:A3k03kB56rGqJtb2Ij56r0Pji0Aj
- TLSH T104B53A16F6A44B65D06FC079C5D2969AEA333C425F3087CB1345AE283F376D19A3A723
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jre-1.8\bin\policytool.exe
- Size 1.7MB
- SHA256 ed1fc13950c814aca25bf5e4fc264f7fec0a43dfb1a2b818894d875e40dfa048
- MD5 a820f564a92a73aae25a5a0382621caa
- SHA1 00b8ddb3499c92b8f4d7351ab58db57ee0be11e4
- SHA512 bc6f369bd6de92a3037778d3cf422ade126a8a4899c8bfd77199fa9a7224521f8e885cdda87d95c4a0be1b5fa356e5b53c75a76503cb5c321c2fb05ddc4fab5c
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdCKaEBiXKahJvhYTqMi8CtBd2QHCHmTBW5kd:A3k03kB56rGqJtb2Ij56r8
- TLSH T123854A16E6A84F65D06FC174C5D296A6EA333C425F3087CB1345AE293F336D19A3A363
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.7MB
- SHA256 544be03f90be1aac8535941cdec9553bf8a406c3f7056ea6f873c6df128dca53
- MD5 921abe176f7db767919cb68c83bc5c27
- SHA1 ffbc59356f7f7b77f650a7fd8dfafec319124ef4
- SHA512 c149f72f730154c36b793919f021e40ad2223699aec775b85d3d82dcac201fbf82bb402e54a1832f1212afff4fe31306b1532ba364cfce58443896aac84ea708
- SSDEEP 24576:A3mnXoZ643mnXoZ6iLa5D5TvinrmdCKaEBiXKahJvhYTqMi8CtBd2QHCHmTBW5kZ:A3k03kB56rGqJtb2Ij56rc
- TLSH T1D0853A16E6A44F65D06FC074C9929666EA333C415F208BDB1345BF293F336D1AA3A723
- MD5 SHA1 SHA512 SSDEEP TLSH