Analysis
- max time kernel
116s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/07/2026, 12:36
Behavioral task
behavioral1
Sample
2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 2.6MB
- Sample260731-pterfagk71
- SHA256 b12e4c7cb9956f563e09262fcd2a1605a1ac6a4513cacc37bc7fcbca683325d9
- MD5 023d902f631697b669b144b5110e8719
- SHA1 7fd93a921ea06672d1361605c57e0d560d9f7fa3
- SHA512 58634e0d23d558adfc650ee8da0f99655e93d7fc5c46063a66e96a1cc2bd10f5fd0fdd97b0e91481bc021f54159ff472fe05658d005d6644d0934f6b989248db
- SSDEEP 49152:A3k03kHRJARJFeW4SkZP4sz9MbtqJtb2Il:A3k03kHR+RrfkZctQ
- TLSH T1E7C51916F2B84362D0BAC075CAD6AA55FA333C4107708ADB0285F73C2F376D59A76726
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 9 IoCs
resource yara_rule behavioral2/memory/4736-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001200000001c3d5-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2cc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/4736-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/4928-16-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198e9-371.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x00030000000198ea-370.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0003000000019970-548.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019cd3-1269.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001200000001c3d5-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2cc-11.dat aspack_v212_v242 behavioral2/files/0x00030000000198e9-371.dat aspack_v212_v242 behavioral2/files/0x00030000000198ea-370.dat aspack_v212_v242 behavioral2/files/0x0003000000019970-548.dat aspack_v212_v242 behavioral2/files/0x0004000000019cd3-1269.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4928 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" 2026-07-31_023d902f631697b669b144b5110e8719_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 2026-07-31_023d902f631697b669b144b5110e8719_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\Windows Media Player\wmplayer.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpshare.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\osmadminicon.exe$ 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.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\Microsoft Office 15\ClientX64\IntegratedOffice.exe$ patcher.exe File opened for modification C:\Program Files\7-Zip\Uninstall.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe$ 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpService.exe patcher.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\Java\jdk-1.8\bin\javaws.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE 2026-07-31_023d902f631697b669b144b5110e8719_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\Microsoft Office\root\Office16\protocolhandler.exe$ 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE$ 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\misc.exe patcher.exe File opened for modification C:\Program Files\VideoLAN\VLC\uninstall.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\setup.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\javaws.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe$ 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE$ 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\SPREADSHEETCOMPARE.EXE 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\appletviewer.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\policytool.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Edge\Application\139.0.3405.125\cookie_exporter.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\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe$ patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE patcher.exe File created C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe patcher.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\bin\wsimport.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe$ 2026-07-31_023d902f631697b669b144b5110e8719_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 2026-07-31_023d902f631697b669b144b5110e8719_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 2026-07-31_023d902f631697b669b144b5110e8719_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 4736 2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 4928 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-31_023d902f631697b669b144b5110e8719_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_023d902f631697b669b144b5110e8719_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:4736
-
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:4928
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 2.6MB
- SHA256 b12e4c7cb9956f563e09262fcd2a1605a1ac6a4513cacc37bc7fcbca683325d9
- MD5 023d902f631697b669b144b5110e8719
- SHA1 7fd93a921ea06672d1361605c57e0d560d9f7fa3
- SHA512 58634e0d23d558adfc650ee8da0f99655e93d7fc5c46063a66e96a1cc2bd10f5fd0fdd97b0e91481bc021f54159ff472fe05658d005d6644d0934f6b989248db
- SSDEEP 49152:A3k03kHRJARJFeW4SkZP4sz9MbtqJtb2Il:A3k03kHR+RrfkZctQ
- TLSH T1E7C51916F2B84362D0BAC075CAD6AA55FA333C4107708ADB0285F73C2F376D59A76726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 3.1MB
- SHA256 b2b9418720a8a9deb888b164b7e8326454f1a2b6d8d9cf939b94284ab6cc0c14
- MD5 c8ba1e92f13fbc2ea514d1460250b0af
- SHA1 e142a2cc151c405f02ea6bae15d611940c9f8ffd
- SHA512 2cd2649fc2c7bc3e1d9ea85f6c9c149b06d4a231805f0793b68d2ff5368b1511ff62991fe0a6b3a918274cdf9c348db008a8728a1af9188bae37b0e1276cc922
- SSDEEP 49152:A3k03kHRJARJFeW4SkZP4sz9MbtqJtb2IhPji0Aj:A3k03kHR+RrfkZct2jo
- TLSH T18DE51A16F6B84362D076C079CAD6AA5AFA323C4107708ADB0385F73C2F376D59976722
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\ktab.exe
- Size 2.6MB
- SHA256 c79d80c2c2201862a187e7fae924a9cf674c79324c9e4940ceeff4560293fa35
- MD5 46dfa4817982ebc0dfd3aba614a6df91
- SHA1 6dc561e641c9594ec423bba6d42509745f6cb742
- SHA512 19a12063b2ab031718706436daa224a8994b0b56f390513f6f0125b507e799d6963af111b0e5ee7ae3c0ee6111464ad4274911366a2839b81210e0d19e06aeab
- SSDEEP 49152:A3k03kHRJARJFeW4SkZP4sz9MbtqJtb2Ik:A3k03kHR+RrfkZctz
- TLSH T1BCC51916F2B84362D0BAC075CAD6AA55FA333C4107708ADB0285F73C2F376D59A76726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\bin\ktab.exe$
- Size 2.6MB
- SHA256 297cefdaf226071a86bc078ed0a251c60ed81a62c377b9442fb2a993888555d5
- MD5 4ae306b16eab406451d42fa2f20572f3
- SHA1 37ed5821c7154188abf27498a26a71cd3603d605
- SHA512 e3ae2dda8b1f6348e465cd6e0cc42209da2222ceeb72a0ec5ee58f3f8c7100496528370c3353ce2fb460dedcc47d9980b858aa32753590baa12e2211dbfcb5c1
- SSDEEP 49152:A3k03kHRJARJFeW4SkZP4sz9MbtqJtb2I+:A3k03kHR+RrfkZctN
- TLSH T115C51916F2B84362D0BAC075CAD6AA55FA333C4107708ADB0285F73C2F376D59A76726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Java\jdk-1.8\jre\bin\orbd.exe
- Size 2.6MB
- SHA256 05049d14cdd21d87cd26e80976ba3f035a117aabe95143ce3b205696ea1922ac
- MD5 4bab6682b75cce67b05b8fd438ad9349
- SHA1 0a03339fae929d51f07fabec65c8e9d547c43446
- SHA512 9cfd1a9769ee0dd28bc59f0889c47717f335877e4b4a45d770b5fa470cc29edfcc30db04c1601da92d87dfc25ac87bb175dcc448daa3868f69efcb7f61bfc16e
- SSDEEP 49152:A3k03kHRJARJFeW4SkZP4sz9MbtqJtb2IT:A3k03kHR+RrfkZctU
- TLSH T1C5C51916F2B84362D0BAC075CAD6AA55FA333C4107708ADB0285F73C2F376D59A76726
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-006E-0409-1000-0000000FF1CE}\misc.exe$
- Size 2.7MB
- SHA256 540b159e1be403a09bf4d590893db656b832039c68ac81ed86ed2da474a325bd
- MD5 7a50bcbb0cbe3da0699b29c5c2943551
- SHA1 13db323a470c52ffb6367dcf0eada9337d08bd88
- SHA512 f1d79447cc799476ea825f34467164adbb2b900e0762b9d0417f96c86475dea77ce0befd38d081881c387e0b19dbefa231c1b6674d7a1ebbe569fa97ba516ad4
- SSDEEP 49152:A3k03kHRJARJFeW4SkZP4sz9MbtqJtb2ID:A3k03kHR+RrfkZctI
- TLSH T1D7D51916F1B84362D0BAC075CAD6AA55FA333C810B708ADB0285F73C2F376D59A75726
- MD5 SHA1 SHA512 SSDEEP TLSH