Analysis
- max time kernel
107s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/07/2026, 17:38
Behavioral task
behavioral1
Sample
2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.4MB
- Sample260730-v71hysda84
- SHA256 bbdf35e5b56f8d702394a61a9b075706f2b5a520fb4dc6abca32068c0c64dbf4
- MD5 5cf5de2e59040c18ff4c18a4f3d26b71
- SHA1 af86c02218ca53298fa1bce79e10889596d8d46b
- SHA512 f209640a10d0e19db339760a861bf34d0523904aeddbd5f2cc481d6215a8d11e6c56b86a07d4a9bae5aadbb2c2a89d6cf3caefc798c59dae757866867de163c6
- SSDEEP 49152:A3k03kB56r2pYqn56rbeW4SkZP4sz9Mb:A3k03kCr26Jr7fkZc
- TLSH T1EFB51916F6788B62D07BC079C5D2A69AFA333C455F3087CB0345AF283E276D19639726
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 7 IoCs
resource yara_rule behavioral2/memory/4308-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c00000001c5e4-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000008f2c-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4308-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4104-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x002c000000019b0e-934.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000400000001ace7-1298.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000c00000001c5e4-5.dat aspack_v212_v242 behavioral2/files/0x0003000000008f2c-11.dat aspack_v212_v242 behavioral2/files/0x002c000000019b0e-934.dat aspack_v212_v242 behavioral2/files/0x000400000001ace7-1298.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4104 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" 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_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 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_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\jdk-1.8\bin\xjc.exe$ 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe$ 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.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 created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.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\jhat.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\klist.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Integration\Integrator.exe patcher.exe File created C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_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\Microsoft Office\root\Office16\officeappguardwin32.exe$ 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\sscicons.exe 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe$ patcher.exe File created C:\Program Files\Mozilla Firefox\private_browsing.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateCore.exe patcher.exe File created C:\Program Files\7-Zip\7z.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.EXE patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.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\Office16\ORGCHART.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe$ 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe$ 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmplayer.exe 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\Download\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\139.0.3405.125\MicrosoftEdge_X64_139.0.3405.125.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe patcher.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\Microsoft Office\root\Office16\OLCFG.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateOnDemand.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmic.exe$ 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_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.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_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}\dbcicons.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created 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\appletviewer.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javah.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE$ 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\MicrosoftEdgeUpdate.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File created 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\tnameserv.exe$ 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe$ 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_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 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_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 4308 2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4104 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-30_5cf5de2e59040c18ff4c18a4f3d26b71_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:4308
-
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:4104
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.4MB
- SHA256 bbdf35e5b56f8d702394a61a9b075706f2b5a520fb4dc6abca32068c0c64dbf4
- MD5 5cf5de2e59040c18ff4c18a4f3d26b71
- SHA1 af86c02218ca53298fa1bce79e10889596d8d46b
- SHA512 f209640a10d0e19db339760a861bf34d0523904aeddbd5f2cc481d6215a8d11e6c56b86a07d4a9bae5aadbb2c2a89d6cf3caefc798c59dae757866867de163c6
- SSDEEP 49152:A3k03kB56r2pYqn56rbeW4SkZP4sz9Mb:A3k03kCr26Jr7fkZc
- TLSH T1EFB51916F6788B62D07BC079C5D2A69AFA333C455F3087CB0345AF283E276D19639726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.9MB
- SHA256 245178c3ab58dc84eef0dde5eb7fc710e49ea5bfc450bcde6df8361583146ef7
- MD5 2ec412450410a876d27f2d9dc284ecd9
- SHA1 e54f311cb4a9cfb8c6483f40a5d0a80104246f58
- SHA512 3013f18fa92d92481757b24686937f2d1000993e65743560bb05c26c0a81cd99cf802515af9eeeccdf23912e8650b29f5faf5b0a6be51f80bf8201e645b3233e
- SSDEEP 49152:A3k03kB56r2pYqn56rbeW4SkZP4sz9MbBPji0Aj:A3k03kCr26Jr7fkZcRjo
- TLSH T144E52A16F6788B22D07BC079C5D2A69AFA333C455F3087CB0345DB283E276D5963A726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE
- Size 3.0MB
- SHA256 3919a3d61e6b121d2203af29b4d1e0492a6fb338310fa613aea05362397397c3
- MD5 53bb6da08f69f024a488739b1295914f
- SHA1 81e791692585be413028156e1f15277cd4761f48
- SHA512 66cd7d3ae13d50e9983dedd6acadca8e6f79c482074155cb03df3cdfda10dca660613d95be8ddf620700f25c66a06aa75527d3257251e78ac00ad3c1dc25c00a
- SSDEEP 49152:A3k03kB56r2pYqn56rbeW4SkZP4sz9MbKIWmKmd7DAS0S:A3k03kCr26Jr7fkZcKxGX
- TLSH T18EE53916F6684B62D06BC079C5D6966AFA733C461F3087CB0244EF293F376D19A39326
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\default-browser-agent.exe$
- Size 2.4MB
- SHA256 ec46e05740d5610c3ba47ce230497ff23a0a9e908e24e144021126c8b8a06c62
- MD5 6524e60077a83429f366a35c65d1b8f6
- SHA1 d83a52dcba2bd3da5d7940fc801c6861c737ba4b
- SHA512 0e38a03769fcb4a5ce7db8f7d18b5ddeca7518c5e8faa16d595f936af255c31c693eb40bc406fbb2fe20bdebca54c241aa2bd1ed6caf920ab6de9e6863417e98
- SSDEEP 49152:A3k03kB56r2pYqn56rbeW4SkZP4sz9Mbv:A3k03kCr26Jr7fkZcv
- TLSH T1F4C51916F6788B62D07BC079C5D2AA5AFA333C455F3087CB0345AF283E276D19639726
- MD5 SHA1 SHA512 SSDEEP TLSH