Analysis
- max time kernel
119s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 03:30
Behavioral task
behavioral1
Sample
2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.4MB
- Sample260804-d2ycza1dqa
- SHA256 2e45b1cfb09978436c8954a759318ecb29a6b3772cdbd7ba63c477664804795f
- MD5 0b438292e14d41f5d37e0dc91a1a524b
- SHA1 710dabd0e330bb651a1129726e2476bc4927fed5
- SHA512 3916908484feec7e2f1741f2330435503fe8f19448cdf3651f7f04afffa38adc852a478a39de84ad6f21dbc52604bcfb360c77d480edc1bbe9b38712204996cd
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBF+cJuonGCv5jcAkSYqyE:A3k03kHRJARJppYq
- TLSH T10C658C17F6A841B5D067C1B9CAD29A56FB713846073097CF1398C7292F23BE19E3A361
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 8 IoCs
resource yara_rule behavioral2/memory/1832-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d00000001c549-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001b2bc-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/1832-39-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/5756-58-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000c000000019c37-95.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000300000001a276-1031.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019c8f-1294.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000d00000001c549-5.dat aspack_v212_v242 behavioral2/files/0x000300000001b2bc-11.dat aspack_v212_v242 behavioral2/files/0x000c000000019c37-95.dat aspack_v212_v242 behavioral2/files/0x000300000001a276-1031.dat aspack_v212_v242 behavioral2/files/0x0004000000019c8f-1294.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 5756 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" 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_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 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_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 (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge_proxy.exe patcher.exe File opened for modification C:\Program Files\Google\Chrome\Application\140.0.7339.81\notification_helper.exe$ 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe$ 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javadoc.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jstack.exe patcher.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevated_tracing_service.exe patcher.exe File created C:\Program Files\Google\Chrome\Application\chrome_proxy.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\klist.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javah.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_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 created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jmap.exe patcher.exe File created C:\Program Files\Microsoft Office\root\Office16\OLCFG.EXE patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\idlj.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe$ 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_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\Mozilla Firefox\updater.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe$ 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_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 patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\nmhproxy.exe patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe$ patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setup.exe patcher.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\Integration\Addons\OneDriveSetup.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe patcher.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\notification_click_helper.exe$ patcher.exe File created C:\Program Files\7-Zip\Uninstall.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE$ 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\notification_helper.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ie_to_edge_stub.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe$ patcher.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.15\createdump.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe$ 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeComRegisterShellARM64.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaws.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe$ 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_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 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.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\jre-1.8\bin\servertool.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files\Java\jre-1.8\bin\unpack200.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.exe 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_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 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_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 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_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 1832 2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 5756 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_0b438292e14d41f5d37e0dc91a1a524b_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:1832
-
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:5756
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.4MB
- SHA256 2e45b1cfb09978436c8954a759318ecb29a6b3772cdbd7ba63c477664804795f
- MD5 0b438292e14d41f5d37e0dc91a1a524b
- SHA1 710dabd0e330bb651a1129726e2476bc4927fed5
- SHA512 3916908484feec7e2f1741f2330435503fe8f19448cdf3651f7f04afffa38adc852a478a39de84ad6f21dbc52604bcfb360c77d480edc1bbe9b38712204996cd
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBF+cJuonGCv5jcAkSYqyE:A3k03kHRJARJppYq
- TLSH T10C658C17F6A841B5D067C1B9CAD29A56FB713846073097CF1398C7292F23BE19E3A361
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 1.9MB
- SHA256 2fc19ad321e634939087083f562b89b95fc4e9f0f4351e5333ea18a22619a48e
- MD5 561eedf97f5c5d6deb4a45d3f0220845
- SHA1 4d763dd96a869f8a1c3cc71ad6abfa4041fa021b
- SHA512 4a7e4fbe22653e913c8b2ed391534efd5209f2da7eba8bd10d6407ee893915b86d64a9c46585ae5f6f4aa8ae2646e7eb4b4964832d60fcf7070bec26f0b0410e
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBF+cJuonGCv5jcAkSYqyED0Le5ji0hmxNrM:A3k03kHRJARJppYqjPji0Aj
- TLSH T10B956C16F67442B5D073C0B9C5D2AA9AFE71348617308BCB1385C7282F67BE19A3A771
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE$
- Size 1.4MB
- SHA256 276e0571c8bda07aebdb04ec22cd3c9994de42cf1b5275753bd70a8ff08505b7
- MD5 927ac821b164d3e6e95832b3c6076bb3
- SHA1 63d5998198972ef6dc037e189f1c357f70f74100
- SHA512 357b2d92d3c6662e19a6b6790791e7d08ae6e09e164c83d71b2fc3f26a2a8590a09f7584e72f40ee60ffdccfd2b8ff9237e46e0916c37831ec559543b1c793b9
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBF+cJuonGCv5jcAkSYqyEuwE:A3k03kHRJARJppYqk
- TLSH T1B3657C17F6A441B5D067C1B8CAD2AA66FB313846173097CF1398C7292F63BD19E3A361
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
- Size 1.5MB
- SHA256 08a179cb6a2999e41080ab6c67f1ae292379307b0be5e9a16fcada936b045b1f
- MD5 7375981824132d84c464bcaca98532c0
- SHA1 00c5173425048135763316ee5242852e86d90d15
- SHA512 bdffa836823dcc6d39438663696311e201f7341e5eba73e05cb0ac1cb89df34789688776e20e4ecac153c8b296a7ff00353d035a98b84c0bc1f6f048d172b5c7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBF+cJuonGCv5jcAkSYqyEPF:A3k03kHRJARJppYqt
- TLSH T187656B16F6A401B5D067C178C9D69A56EA313C860B309BDF1398F7292F337D1AE3A760
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe
- Size 1.4MB
- SHA256 a54285ea84397c5be137e57da9db83645cf18fd111e23c4e0bd96e9ee6b6bbcd
- MD5 c8f4113036ca411505110c75c5f56fab
- SHA1 b1c5fcf60834ad0d3515420ca3be42c640899ead
- SHA512 088f9187d900f1acb8f3bf12f3aca9f13b5f43d4c4b6c56da5e8eb7f56529a2623ac1b8590c47d5f78ff6f2438e2ff3e469afd14a4494f052ba7912581fd4ace
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlancMJlBF+cJuonGCv5jcAkSYqyEU:A3k03kHRJARJppYq0
- TLSH T1C1657C17F6A841B5D067C1B8CAD29A56FB723846173097CF1398C7292F23BD19E3A361
- MD5 SHA1 SHA512 SSDEEP TLSH