Analysis
- max time kernel
128s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 16:12
Behavioral task
behavioral1
Sample
2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.1MB
- Sample260810-tnx32ssfla
- SHA256 488eac7ba22471e118428a355258f429cfff68a1d05cee2f03adddc0013ca905
- MD5 a23e0638c561221754b8f6f40c8dcbe0
- SHA1 b0a82f396a5f11d4be64568a63a1a356432d442e
- SHA512 52411f14dade3b4435bd698ecf24207b5a73f8139e0b88204d3500b44d53e85a8f85687794be795b3e47e14b0b59003a2ea1be038ecc85b21b3972f0132bf68c
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQfJC5YLfR2Rmg9D5TvinrmC:A3k03kHRJH56rX
- TLSH T13F357B03E6940FA8D10F81749A964662EA777C165F2093CF2358AE153F72BD06F3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/1856-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c405-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000200000001b32b-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1856-21-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2512-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0080000000008f2c-1023.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c405-5.dat aspack_v212_v242 behavioral2/files/0x000200000001b32b-11.dat aspack_v212_v242 behavioral2/files/0x0080000000008f2c-1023.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 2512 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" 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_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 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_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 created C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.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.Loader.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE patcher.exe File opened for modification C:\Program Files\Internet Explorer\iexplore.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe$ patcher.exe File created C:\Program Files\Java\jre-1.8\bin\keytool.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe$ 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Media Player\wmpconfig.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.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\Java\jre-1.8\bin\kinit.exe$ 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe$ 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\ohub32.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\cookie_exporter.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\kinit.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\unpack200.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe$ 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\AppSharingHookController.exe$ patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmpnetwk.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\Installer\setup.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge_pwa_launcher.exe$ patcher.exe File opened for modification C:\Program Files\Internet Explorer\iediagcmd.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_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 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE patcher.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\wordicon.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\keytool.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\pwahelper.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javah.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe patcher.exe File created C:\Program Files\Java\jre-1.8\bin\javaws.exe patcher.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\Mozilla Firefox\maintenanceservice.exe$ 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\servertool.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\updater.exe$ patcher.exe File created C:\Program Files\Mozilla Firefox\updater.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ktab.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\pwahelper.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe$ patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe$ 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\disabledupdater.exe$ patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe$ 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_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 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_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 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_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 1856 2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 2512 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_a23e0638c561221754b8f6f40c8dcbe0_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:1856
-
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:2512
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.1MB
- SHA256 488eac7ba22471e118428a355258f429cfff68a1d05cee2f03adddc0013ca905
- MD5 a23e0638c561221754b8f6f40c8dcbe0
- SHA1 b0a82f396a5f11d4be64568a63a1a356432d442e
- SHA512 52411f14dade3b4435bd698ecf24207b5a73f8139e0b88204d3500b44d53e85a8f85687794be795b3e47e14b0b59003a2ea1be038ecc85b21b3972f0132bf68c
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQfJC5YLfR2Rmg9D5TvinrmC:A3k03kHRJH56rX
- TLSH T13F357B03E6940FA8D10F81749A964662EA777C165F2093CF2358AE153F72BD06F3A397
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.6MB
- SHA256 d3d01c390fd111f6164b79509802d7cb5637008e9ea8437aaa629a6049a4a3de
- MD5 a877a7da1179bd5c9f86163cf6f6d9fb
- SHA1 5b2ac84c3372463071bb92b2c894d7022f17e482
- SHA512 385d0335f7e20db621c31c500286f7a7cc51c2df9fbd269e9b1e67ed8746e59a16b7e6f44122e8c7853b98f159d7247632f54e20bc92dea251cffb985f19439b
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQfJC5YLfR2Rmg9D5TvinrmC0Le5ji0hmxNrM:A3k03kHRJH56rTPji0Aj
- TLSH T1CA856B16F6A44BA5D02FC178C5D2965AEA733C421F3087CB1354DE283F67BD19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.1MB
- SHA256 a58bd9882c5b7fdb0d3a6bf7738bdafc579888133ee8504c9816d83833c282db
- MD5 8129e42637e54fd2841c20c389cdf554
- SHA1 735839b67b9426fcb7005f7a3cbb8f9f4a2f2451
- SHA512 4cc1cd539f2a8a98198294f97ccfe645987e148a2094d98125eec03f878032cd9c7ee2663e2347bfe44ffa8cdf59dc56c89e6b68273f1fa13b586db877523675
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQfJC5YLfR2Rmg9D5TvinrmLwE:A3k03kHRJH56r0
- TLSH T1B7457B03A6980FE9D10F817496968622EA777C525F6093CF1358AE153F72BC06F3A397
- MD5 SHA1 SHA512 SSDEEP TLSH